EP2714990A2 - Papier- und kartonverpackungen mit barrierebeschichtung - Google Patents
Papier- und kartonverpackungen mit barrierebeschichtungInfo
- Publication number
- EP2714990A2 EP2714990A2 EP12722163.8A EP12722163A EP2714990A2 EP 2714990 A2 EP2714990 A2 EP 2714990A2 EP 12722163 A EP12722163 A EP 12722163A EP 2714990 A2 EP2714990 A2 EP 2714990A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- monomers
- copolymer
- packaging
- weight
- barrier layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000004888 barrier function Effects 0.000 title claims abstract description 60
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 43
- 238000000576 coating method Methods 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 title claims abstract description 24
- 239000011111 cardboard Substances 0.000 title claims abstract description 10
- 239000011087 paperboard Substances 0.000 title claims abstract description 6
- 239000000178 monomer Substances 0.000 claims abstract description 66
- 229920001577 copolymer Polymers 0.000 claims abstract description 45
- 239000002480 mineral oil Substances 0.000 claims abstract description 32
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 31
- 239000000123 paper Substances 0.000 claims abstract description 23
- 239000004815 dispersion polymer Substances 0.000 claims abstract description 17
- 238000007720 emulsion polymerization reaction Methods 0.000 claims abstract description 15
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002253 acid Substances 0.000 claims abstract description 11
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims abstract description 11
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000009477 glass transition Effects 0.000 claims abstract description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 7
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 7
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 21
- -1 vinyl halides Chemical class 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 15
- 125000004432 carbon atom Chemical group C* 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims description 13
- 239000000470 constituent Substances 0.000 claims description 12
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 6
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims description 6
- 239000000976 ink Substances 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
- 229920002554 vinyl polymer Polymers 0.000 claims description 5
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 claims description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- 150000001735 carboxylic acids Chemical class 0.000 claims description 3
- 150000002825 nitriles Chemical class 0.000 claims description 3
- 239000000049 pigment Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229920001567 vinyl ester resin Polymers 0.000 claims description 3
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000005026 oriented polypropylene Substances 0.000 claims description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 2
- 230000035699 permeability Effects 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 238000011109 contamination Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 229920000642 polymer Polymers 0.000 description 17
- 239000006185 dispersion Substances 0.000 description 15
- 239000002245 particle Substances 0.000 description 12
- 239000003995 emulsifying agent Substances 0.000 description 11
- 239000003925 fat Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 8
- 239000003999 initiator Substances 0.000 description 8
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 8
- 229910052783 alkali metal Inorganic materials 0.000 description 7
- HBGGXOJOCNVPFY-UHFFFAOYSA-N diisononyl phthalate Chemical compound CC(C)CCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC(C)C HBGGXOJOCNVPFY-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 6
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 6
- 102100035474 DNA polymerase kappa Human genes 0.000 description 6
- 101710108091 DNA polymerase kappa Proteins 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000000084 colloidal system Substances 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 230000035515 penetration Effects 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 6
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 5
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 5
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 5
- 239000004908 Emulsion polymer Substances 0.000 description 5
- 239000005642 Oleic acid Substances 0.000 description 5
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 5
- 235000013305 food Nutrition 0.000 description 5
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 5
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 150000003863 ammonium salts Chemical class 0.000 description 3
- 235000010323 ascorbic acid Nutrition 0.000 description 3
- 229960005070 ascorbic acid Drugs 0.000 description 3
- 239000011668 ascorbic acid Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229940060184 oil ingredients Drugs 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920006254 polymer film Polymers 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 3
- 235000010262 sodium metabisulphite Nutrition 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 230000004580 weight loss Effects 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- 229920001634 Copolyester Polymers 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- MOYAFQVGZZPNRA-UHFFFAOYSA-N Terpinolene Chemical compound CC(C)=C1CCC(C)=CC1 MOYAFQVGZZPNRA-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 238000003851 corona treatment Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000007046 ethoxylation reaction Methods 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- SBGKURINHGJRFN-UHFFFAOYSA-N hydroxymethanesulfinic acid Chemical compound OCS(O)=O SBGKURINHGJRFN-UHFFFAOYSA-N 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000012966 redox initiator Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- QOVCUELHTLHMEN-UHFFFAOYSA-N 1-butyl-4-ethenylbenzene Chemical compound CCCCC1=CC=C(C=C)C=C1 QOVCUELHTLHMEN-UHFFFAOYSA-N 0.000 description 1
- DMADTXMQLFQQII-UHFFFAOYSA-N 1-decyl-4-ethenylbenzene Chemical compound CCCCCCCCCCC1=CC=C(C=C)C=C1 DMADTXMQLFQQII-UHFFFAOYSA-N 0.000 description 1
- OZCMOJQQLBXBKI-UHFFFAOYSA-N 1-ethenoxy-2-methylpropane Chemical compound CC(C)COC=C OZCMOJQQLBXBKI-UHFFFAOYSA-N 0.000 description 1
- YAJYJWXEWKRTPO-UHFFFAOYSA-N 2,3,3,4,4,5-hexamethylhexane-2-thiol Chemical compound CC(C)C(C)(C)C(C)(C)C(C)(C)S YAJYJWXEWKRTPO-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- KWVPFECTOKLOBL-KTKRTIGZSA-N 2-[(z)-octadec-9-enoxy]ethanol Chemical compound CCCCCCCC\C=C/CCCCCCCCOCCO KWVPFECTOKLOBL-KTKRTIGZSA-N 0.000 description 1
- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 1
- OWHSTLLOZWTNTQ-UHFFFAOYSA-N 2-ethylhexyl 2-sulfanylacetate Chemical compound CCCCC(CC)COC(=O)CS OWHSTLLOZWTNTQ-UHFFFAOYSA-N 0.000 description 1
- RXBOCDZLKBPILN-UHFFFAOYSA-N 2-propylheptyl prop-2-enoate Chemical compound CCCCCC(CCC)COC(=O)C=C RXBOCDZLKBPILN-UHFFFAOYSA-N 0.000 description 1
- SYCUXYFMYZXKMQ-UHFFFAOYSA-N 2-sulfanylethyl propanoate Chemical compound CCC(=O)OCCS SYCUXYFMYZXKMQ-UHFFFAOYSA-N 0.000 description 1
- UUEWCQRISZBELL-UHFFFAOYSA-N 3-trimethoxysilylpropane-1-thiol Chemical compound CO[Si](OC)(OC)CCCS UUEWCQRISZBELL-UHFFFAOYSA-N 0.000 description 1
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical compound CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
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- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
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- 238000010924 continuous production Methods 0.000 description 1
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- 238000007766 curtain coating Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- FDENMIUNZYEPDD-UHFFFAOYSA-L disodium [2-[4-(10-methylundecyl)-2-sulfonatooxyphenoxy]phenyl] sulfate Chemical compound [Na+].[Na+].CC(C)CCCCCCCCCc1ccc(Oc2ccccc2OS([O-])(=O)=O)c(OS([O-])(=O)=O)c1 FDENMIUNZYEPDD-UHFFFAOYSA-L 0.000 description 1
- WBZKQQHYRPRKNJ-UHFFFAOYSA-N disulfurous acid Chemical compound OS(=O)S(O)(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-N 0.000 description 1
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229920005839 ecoflex® Polymers 0.000 description 1
- 229920005845 ecovio® Polymers 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- GLVVKKSPKXTQRB-UHFFFAOYSA-N ethenyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC=C GLVVKKSPKXTQRB-UHFFFAOYSA-N 0.000 description 1
- AFSIMBWBBOJPJG-UHFFFAOYSA-N ethenyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC=C AFSIMBWBBOJPJG-UHFFFAOYSA-N 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- PVBRSNZAOAJRKO-UHFFFAOYSA-N ethyl 2-sulfanylacetate Chemical compound CCOC(=O)CS PVBRSNZAOAJRKO-UHFFFAOYSA-N 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- YJSSCAJSFIGKSN-UHFFFAOYSA-N hex-1-en-2-ylbenzene Chemical compound CCCCC(=C)C1=CC=CC=C1 YJSSCAJSFIGKSN-UHFFFAOYSA-N 0.000 description 1
- LNMQRPPRQDGUDR-UHFFFAOYSA-N hexyl prop-2-enoate Chemical compound CCCCCCOC(=O)C=C LNMQRPPRQDGUDR-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 235000012149 noodles Nutrition 0.000 description 1
- 229940065472 octyl acrylate Drugs 0.000 description 1
- ANISOHQJBAQUQP-UHFFFAOYSA-N octyl prop-2-enoate Chemical compound CCCCCCCCOC(=O)C=C ANISOHQJBAQUQP-UHFFFAOYSA-N 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-N peroxydisulfuric acid Chemical class OS(=O)(=O)OOS(O)(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-N 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 1
- VSVCAMGKPRPGQR-UHFFFAOYSA-N propan-2-one;sulfurous acid Chemical compound CC(C)=O.OS(O)=O VSVCAMGKPRPGQR-UHFFFAOYSA-N 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007763 reverse roll coating Methods 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- WMXCDAVJEZZYLT-UHFFFAOYSA-N tert-butylthiol Chemical compound CC(C)(C)S WMXCDAVJEZZYLT-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- HNEVHBHRLCAKKQ-UHFFFAOYSA-N thiopropionic acid S-ethyl ester Natural products CCSC(=O)CC HNEVHBHRLCAKKQ-UHFFFAOYSA-N 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 229920003176 water-insoluble polymer Polymers 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/16—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising curable or polymerisable compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/60—Polyalkenylalcohols; Polyalkenylethers; Polyalkenylesters
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
Definitions
- the invention relates to a paper or cardboard packaging made of mineral oil loaded, recycled paper with a barrier layer, which can be prepared by applying an aqueous polymer dispersion containing a copolymer which can be prepared by emulsion polymerization of C1 to C4 alkyl (meth ) acrylates, acid monomers and optionally acrylonitrile and other monomers, wherein the glass transition temperature of the copolymer in the range of +10 to +45 ° C.
- the barrier layer may be on one of the packaging surfaces, or may form one of several layers of a multilayer packaging coating, or may be coated on one side of an inner bag within the package.
- Cardboard packaging is usually made from recycled paper.
- the recycled paper may contain residual mineral oil from printing inks commonly used in newspaper printing. Even at room temperature, volatiles of these residues evaporate and, in the case of food packaging, beat on the box-packed foodstuffs, e.g. Noodles, grits, rice or cornflakes down. Most of the inner bags made of polymer films used today also do not provide adequate protection. Studies by the Cantonal Laboratory of Zurich have revealed significant levels of residual oil in food packaged in recycled paper packaging.
- the volatile mineral oil constituents are predominantly harmful paraffin and naphthenic hydrocarbons and aromatic hydrocarbons, in particular those having 15-25 carbon atoms.
- a packaging made of paper or cardboard wherein the packaging is made at least in part from mineral oil loaded, recycled paper and wherein the package has at least one barrier layer which can be produced by applying an aqueous polymer dispersion comprising at least one copolymer which can be produced is characterized by emulsion polymerization
- the glass transition temperature of the copolymer being in the range from +10 to + 45 ° C
- the barrier layer being at least one or the barrier layer may form at least one of several layers of a multi-layered package coating, or the barrier layer may be coated on at least one side of an inner bag contained within the package.
- the packaging is particularly suitable for food.
- Mineral oil contamination means that the paper contains detectable amounts of volatile hydrocarbons by conventional analytical methods, in particular volatile paraffins, volatile naphthenes and / or volatile aromatic hydrocarbons having up to 25 carbon atoms. Volatile hydrocarbons are those having up to 25 C atoms, e.g. from 5 to 22 carbon atoms.
- the mineral oil load originates from printing inks and comprises volatile paraffins, volatile naphthenes and / or volatile aromatic hydrocarbons.
- the polymer dispersions to be used according to the invention are dispersions of polymers in an aqueous medium.
- This may be, for example, completely desalinated water or mixtures of water and a miscible solvent such as methanol, ethanol or tetrahydrofuran.
- a miscible solvent such as methanol, ethanol or tetrahydrofuran.
- no organic solvents are used.
- the solids contents of the dispersions are preferably from 15 to 75 wt .-%, preferably from 40 to 60 wt .-%, in particular greater than 50 wt.%.
- the solids content can be adjusted, for example, by appropriate adjustment of the emulsion polymerization. set amount of water and / or the amounts of monomers.
- the mean particle size of the polymer particles dispersed in the aqueous dispersion is preferably less than 400 nm, in particular less than 300 nm. Particularly preferably, the mean particle size is between 70 and 250 nm or between 80 and 150 nm.
- mean particle size is the dso value of the particle size distribution understood, ie 50 wt .-% of the total mass of all particles have a smaller particle diameter than the dso value.
- the particle size distribution can be determined in a known manner with the analytical ultracentrifuge (W. Switzerlandie, Makromolekulare Chemie 185 (1984), page 1025-1039).
- the pH of the polymer dispersion is preferably adjusted to a pH greater than 4, in particular to a pH of between 5 and 9.
- the copolymers to be used according to the invention are emulsion polymers preparable by emulsion polymerization of free-radically polymerizable monomers.
- the copolymer is formed from one or more major monomers (a) selected from the group consisting of C1 to C4 alkyl (meth) acrylates.
- the main monomers (a) are preferably at least 70% by weight, preferably at least 75% by weight, e.g. from 79.5 to 99.5 wt.%, Based on the sum of all monomers used.
- Particularly preferred main monomers (a) are selected from the group consisting of methyl acrylate, methyl methacrylate, ethyl acrylate and n-butyl acrylate.
- the copolymer is formed from one or more acid monomers (b).
- Acid monomers are ethylenically unsaturated, radically polymerizable monomers having at least one acid group, e.g. Monomers with carboxylic acid, sulfonic acid or phosphonic acid groups. Preferred are carboxylic acid groups. Called z. For example, acrylic acid,
- Methacrylic acid itaconic acid, maleic acid or fumaric acid.
- the aconic acid preferably, the aconic acid, maleic acid or fumaric acid.
- the aconic acid preferably, the aconic acid, maleic acid or fumaric acid.
- Acid monomers (b) selected from acrylic acid and methacrylic acid.
- the acid monomers (b) are used at 0.1 to 5 wt.%, Preferably at 0.5 to 5 wt.%, Based on the sum of all monomers.
- the copolymer can optionally be formed as further monomer (c) to 0 to 20 wt.%, Based on the sum of all monomers, of acrylonitrile.
- the copolymer is formed from 1 to 20% by weight, preferably from 2 to 20% by weight, of acrylonitrile.
- the copolymer may optionally be formed from other monomers (d) other than the monomers (a) to (c).
- the amount of further monomers (d) is from 0 to
- the further monomers (d) can be selected from the group consisting of C 5 -C 20 -alkyl (meth) acrylates, vinyl esters of carboxylic acids containing up to 20 carbon atoms, vinyl aromatics having up to 20 carbon atoms, of acrylonitrile various ethylenically unsaturated nitriles, vinyl halides, vinyl ethers of alcohols containing 1 to 10 carbon atoms, aliphatic Hydrocarbons having 2 to 8 carbon atoms and one or two double bonds or mixtures of these monomers.
- Examples include (meth) acrylic acid alkyl ester with a C5-C10-AI- kylrest, such as 2-ethylhexyl acrylate.
- mixtures of (meth) acrylic acid alkyl esters are also suitable.
- Vinyl esters of carboxylic acids having 1 to 20 carbon atoms are, for. As vinyl laurate, vinyl stearate, vinyl propionate, vinyl versatate and vinyl acetate.
- Suitable vinylaromatic compounds are vinyltoluene, ⁇ - and p-methylstyrene, ⁇ -butylstyrene, 4-n-butylstyrene, 4-n-decylstyrene and preferably styrene.
- Example of nitriles is methacrylonitrile.
- the vinyl halides are chlorine, fluorine or bromine substituted ethylenically unsaturated compounds, preferably vinyl chloride and vinylidene chloride.
- vinyl ethers are, for.
- Vinyl ether is preferably from 1 to 4 C-containing alcohols.
- hydrocarbons having 4 to 8 carbon atoms and two olefinic double bonds may be mentioned butadiene, isoprene and chloroprene.
- Preferred further monomers (d) are the C5 to C10-alkyl acrylates and methacrylates and vinylaromatics, in particular styrene and mixtures thereof.
- Further monomers (d) are z.
- B. also hydroxyl-containing monomers, in particular Ci-Cio-hydroxy xyalkyl (meth) acrylates and (meth) acrylamide.
- monomers (d) which may also be mentioned are phenyloxyethylglycol mono- (meth) acrylate, glycidyl acrylate, glycidyl methacrylate, amino (meth) acrylates such as 2-aminoethyl (meth) acrylate.
- Other monomers (d) which may also be mentioned are crosslinking monomers.
- the copolymer is produced from
- the monomers (a) to (c) monomers are different from the monomers (a) to (c) monomers.
- Type and amounts of the monomers of the copolymer are adjusted so that the glass transition temperature of the emulsion polymer in the range of +10 to +45 ° C, preferably from +15 to +40 ° C.
- the glass transition temperature can be determined by differential scanning calorimetry (ASTM D 3418-08, so-called "midpoint temperature").
- the preparation of the copolymers can be carried out by emulsion polymerization, it is then an emulsion polymer.
- ionic and / or nonionic emulsifiers and / or protective colloids or stabilizers are generally used as surface-active compounds in order to assist in the dispersion of the monomers in the aqueous medium.
- Protective colloids are polymeric compounds which, upon solvation, bind large amounts of water and are capable of stabilizing dispersions of water-insoluble polymers. In contrast to emulsifiers, they usually do not lower the interfacial tension between polymer particles and water.
- suitable protective colloids can be found in Houben-Weyl, Methods of Organic Chemistry, Volume XIV / 1, Macromolecular substances, Georg-Thieme-Verlag, Stuttgart, 1961, pages 41 1 to 420.
- Suitable emulsifiers are both anionic and nonionic surfactants whose number average molecular weight is usually below 2000 g / mol or preferably below 1500 g / mol, while the number average molecular weight of the protective colloids is above 2000 g / mol, for example 2000th to 100,000 g / mol, in particular from 5000 to 50,000 g / mol.
- Anionic and nonionic emulsifiers are preferably used as surface-active substances.
- Suitable emulsifiers are, for example, ethoxylated Cs to C36 fatty alcohols having a degree of ethoxylation of from 3 to 50, ethoxylated mono-, di- and tri-C 4 - to C 12 -alkylphenyls having a degree of ethoxylation of from 3 to 50, alkali metal salts of dialkyl esters of sulfo - succinic, alkali metal and ammonium salts of Cs to Ci2 alkyl sulfates, alkali metal and ammonium salts of C12 to Cis alkyl sulfonic acids and alkali metal and ammonium salts of C9 to Cis alkylaryl sulfonic acids.
- emulsifiers and / or protective colloids are used as auxiliaries for dispersing the monomers, the amounts used thereof are, for example, from 0.1 to 5% by weight, based on the monomers.
- Trade names of emulsifiers are z. Dowfax® A1, Emulan® NP 50, Dextrol® OC 50, Emulsifier 825, Emulsifier 825 S, Emulan® OG, Texapon® NSO, Nekanil® 904 S, Lumiten® I-RA, Lumiten E 3065, Lumiten ® ISC, Disponil® NLS, Disponil LDBS 20, Disponil FES 77, Lutensol AT 18, Steinapol VSL, Emulphor NPS 25.
- the surfactant is usually in amounts of 0.1 to 10 wt .-%, based on the monomers to be polymerized used.
- the emulsion polymerization is generally carried out at 30 to 130, preferably 50 to 90 ° C.
- the polymerization medium may consist of water only, as well as of mixtures of water and thus miscible liquids such as methanol. Preferably, only water is used.
- the emulsion polymerization can be carried out both as a batch process and in the form of a feed process, including a stepwise or gradient procedure. Preferably, the feed process in which one submits a portion of the polymerization, heated to the polymerization, polymerized and then the rest of the polymerization, usually over several spatially separate feeds, one or more of which monomers in pure or in emulsified form, continuously or gradually supplied.
- the customary and known auxiliaries such as water-soluble initiators and regulators can be used.
- Water-soluble initiators for the emulsion polymerization are, for example, ammonium and alkali metal salts of peroxodisulfuric acid, eg. For example, sodium peroxodisulfate, hydrogen peroxide or organic peroxides, z. B. tert-butyl hydroperoxide.
- so-called reduction-oxidation (red-ox) initiator systems are so-called reduction-oxidation (red-ox) initiator systems.
- the redox initiator systems consist of at least one mostly inorganic reducing agent and one inorganic or organic oxidizing agent.
- the oxidation component is z. B.
- the reduction components are, for. B. alkali metal salts of sulfuric acid, such as. As sodium sulfite, sodium bisulfite, alkali metal salts of the disulfurous acid such as sodium disulfite, bisulfite addition compounds aliphatic aldehydes and ketones, such as acetone bisulfite or reducing agents such as hydroxymethanesulfinic acid and salts thereof, or ascorbic acid.
- the redox initiator systems can be used with the concomitant use of soluble metal compounds whose metallic component can occur in multiple valence states. Usual Red Ox initiator systems are z.
- the individual components eg. As the reduction component, mixtures may also be z.
- the compounds mentioned are usually used in the form of aqueous solutions, the lower concentration being determined by the amount of water acceptable in the dispersion and the upper concentration by the solubility of the compound in question in water.
- the concentration is 0.1 to 30 wt .-%, preferably 0.5 to 20 wt .-%, particularly preferably 1, 0 to 10 wt .-%, based on the solution.
- the amount of initiators is generally 0.1 to 10 wt .-%, preferably 0.5 to 5 wt .-%, based on the monomers to be polymerized. It is also possible to use a plurality of different initiators in the emulsion polymerization. To remove the residual monomers, it is customary to add initiator even after the end of the actual emulsion polymerization.
- polymerization regulators can be used, for. B. in amounts of 0 to 0.8 parts by weight, based on 100 parts by weight of the monomers to be polymerized, whereby the molecular weight is reduced.
- Suitable z. B. Compounds with a thiol group such as tert-butyl mercaptan, mercaptoethyl propionate, 2-ethylhexyl thioglycolate, thioglycolic acid ethyl ester, mercaptoethanol, mercaptopropyltrimethoxysilane, n-dodecyl mercaptan, or tert-dodecyl mercaptan.
- a thiol group such as tert-butyl mercaptan, mercaptoethyl propionate, 2-ethylhexyl thioglycolate, thioglycolic acid ethyl ester,
- regulators without a thiol group can be used, e.g. Terpinolene.
- the emulsion polymer is prepared using from 0.05 to 0.5% by weight, based on the amount of monomer, of at least one molecular weight regulator.
- the polymer dispersion used for the coating of the packagings can consist solely of the emulsion polymer dispersed in water for the use according to the invention. However, it may also contain other additives, e.g. Fillers, antiblocking agents, dyes, leveling agents or thickeners.
- the at least one copolymer is used in combination with up to 1 part by weight of platelet-shaped pigments, based on 1 part by weight of copolymer.
- platelet-shaped pigments are talc, clay or mica (mica). Preference is given to talc.
- Preferred form factors (length to thickness ratio) are greater than 10.
- the polymer dispersion forms a barrier layer after coating the substrate.
- a barrier layer is particularly present when a copolymer is used which causes a coating with the copolymer to have a permeability to gaseous n-hexane less than 50 g / m 2 d, preferably less than 10 g / m 2 d, more preferably less than 5 g / m 2 d or less than 1 g / m 2 d at 23 ° C and a weight of 20-25 g / m 2 on paper (see measuring method in the examples below).
- the content of the at least one copolymer in the dispersion used for the coating is preferably at least 1 wt .-%, in particular at least 5 wt .-% and up to 60 or up to 75 wt.%.
- the content of the at least one copolymer in the aqueous dispersion is 15 to 75% by weight, or 40 to 60% by weight.
- Preferred aqueous dispersions of the copolymers have a viscosity of 10 to 150,000 mPas, or 200 to 5000 mPas (measured with a Brookfield viscometer at 20 ° C., 20 rpm, spindle 4) at a pH of 4 and a temperature of 20 ° C. ).
- the mean particle size of the copolymer particles dispersed in the aqueous dispersion is, for example, from 0.02 to 100 ⁇ m, preferably from 0.05 to 10 ⁇ m. You can z. Example by means of optical microscopy, light scattering or freeze-fracture electron microscopy.
- the carrier substrates are coated with an aqueous dispersion of at least one of the copolymers described above.
- Suitable substrates are in particular paper, cardboard and polymer films.
- the dispersions used for coating may contain other additives or adjuvants, e.g. Thickener for adjusting the rheology, wetting agents or binders.
- the application can be carried out, for example, on coating machines in such a way that the coating composition is applied to paper, cardboard or to a carrier film made of a plastic. If web-shaped materials are used, the polymer dispersion is usually applied from a trough over an applicator roll and leveled with the aid of an air brush. Other ways to apply the coating succeed, for example, with the aid of the reverse gravure method, with a spray method or with a roller blade or with other coating methods known to the person skilled in the art.
- the carrier substrate is coated on at least one side, ie it can be coated on one side or on both sides. Preferred application methods for paper and cardboard are curtain coating, air knife, bar brushing or knife coating.
- Preferred coating methods for film coating are doctor blade, wire bar, air brush, reverse roll coating method, countergraduate coating, pouring head or die.
- the amounts applied to the sheet-like materials are preferably 1 to 10 g (polymer, solids) per m 2 , preferably 2 to 7 g / m 2 for films, or preferably 5 to 30 g / m 2 for paper or board.
- the solvent or water is evaporated.
- the material can be passed through a dryer channel, which can be equipped with an infrared radiation device. Thereafter, the coated and dried material is passed over a cooling roll and finally wound up.
- the thickness of the dried coating is preferably at least 1 ⁇ , in particular 1 to 50 ⁇ , more preferably 2 to 30 ⁇ or 5 to 30 ⁇ .
- the barrier layer may be located on at least one of the packaging surfaces. It may also form at least one of several layers of a multi-layered package coating or it may be coated on at least one side of an inner bag in the package.
- the barrier coating may be applied directly to a surface of the substrate, however, other layers may be present between the substrate and the barrier coating, e.g. B. primer layers, other barrier layers or colored or black and white ink layers.
- the barrier layer is preferably located on the inner, the packaged goods facing side of the package.
- the inner bag is preferably made of a polymer film.
- the material of the inner bag is preferably selected from polyolefins, preferably polyethylene or oriented polypropylene, which polyethylene may have been produced by both high pressure and low pressure polymerization of ethylene.
- the carrier film may be previously subjected to a corona treatment.
- suitable carrier films are, for example, films of polyester, such as polyethylene terephthalate, films of polyamide, polystyrene and polyvinyl chloride.
- the support material is biodegradable films, e.g.
- Suitable copolyesters are e.g. formed from alkanediols, in particular C2- to C8-alkanediols, such as e.g. 1, 4-butanediol, from aliphatic dicarboxylic acids, in particular C2 to C8 dicarboxylic acids such. Adipic acid and from aromatic dicarboxylic acids such as e.g. Terephthalic acid.
- the thickness of the carrier films is generally in the range of 10 to 200 ⁇ .
- the coated substrates In order to obtain special surface or coating properties of the films and packaging materials, for example a good printability, even better barrier or blocking behavior, good water resistance, it may be advantageous to coat the coated substrates with cover layers which additionally impart these desired properties or to subject the barrier coating to corona treatment.
- the substrates precoated according to the invention show good overcoatability. It may be overcoated again according to a method mentioned above or in a continuous process without intermediate winding and unwinding, e.g. the film or paper are coated at the same time several times, e.g. using a curtain coater.
- the barrier layer according to the invention is located inside the system, the surface properties are then determined by the cover layer.
- the cover layer has good adhesion to the barrier layer.
- the invention also provides a process for producing a packaging, wherein a composition in the form of an aqueous polymer dispersion described above is provided and applied to a packaging substrate or to the surface of an inner bag. is brought and dried, wherein the aqueous polymer dispersion contains at least one of the above-described copolymers.
- the invention also provides the use of an aqueous polymer dispersion comprising at least one of the copolymers described above for producing a barrier layer against volatile mineral oil constituents, in particular for producing packaging, in particular packaging for foodstuffs.
- the substrates coated according to the invention show an outstanding barrier effect against volatile mineral oil constituents.
- the coated substrates can be used as such as packaging.
- the coatings have very good mechanical properties, and show e.g. good block behavior.
- the indication of a content refers to the content in aqueous solution or dispersion.
- a 10 ⁇ 10 cm blotter paper sheet was coated with the respective polymer and contacted with a test fat (e.g., 2 ml of oleic acid).
- a test fat e.g., 2 ml of oleic acid.
- the area of the greased field is rated after up to 16 hours at 60 ° C. Depending on the quality, the breakdown is evaluated after x hours.
- Donor paper of 30g / m 2 loaded with 1% Gravex 913 (Shell, mineral oil for printing inks)
- acceptor commercially available PE film 20 ⁇ , LLDPE with density 0.915 g / cm 3
- This package (basic dimensions 10x10cm) was wrapped on all sides with aluminum foil.
- the experimental system was stored at 60 ° C and examined by periodically cutting a strip of the acceptor sheet, extracting with n-hexane 2h / 25 ° C, and measuring the content of 15-25 carbon number mineral oil ingredients by on-line HPLC-GC.
- the breakthrough time for the breakthrough of the mineral oil constituents by the barrier material was determined.
- the breakthrough time is the time after which mineral oil constituents above the detection limit are detected for the first time in the extract.
- test 2 S / butadiene / AS copolymer, oleic acid - completely greased without hexane barTg 20 ° C (test 2)
- the results show that coatings with a fat barrier effect can not be concluded to be effective as a barrier to gaseous mineral oil constituents.
- the tested MMA / MA AS copolymer has a mineral oil barrier, if it is coated on polyethylene, for example. However, it was found that this polymer is probably not good enough to form a film due to the high glass transition temperature on paper and the coating has defects through which the test oil can penetrate.
Landscapes
- Paper (AREA)
- Laminated Bodies (AREA)
- Paints Or Removers (AREA)
- Wrappers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Packages (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12722163.8A EP2714990B1 (de) | 2011-05-30 | 2012-05-23 | Papier- und kartonverpackungen mit barrierebeschichtung |
PL12722163T PL2714990T3 (pl) | 2011-05-30 | 2012-05-23 | Opakowania papierowe i tekturowe z powłoką barierową |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11168097 | 2011-05-30 | ||
EP12722163.8A EP2714990B1 (de) | 2011-05-30 | 2012-05-23 | Papier- und kartonverpackungen mit barrierebeschichtung |
PCT/EP2012/059551 WO2012163749A2 (de) | 2011-05-30 | 2012-05-23 | Papier- und kartonverpackungen mit barrierebeschichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2714990A2 true EP2714990A2 (de) | 2014-04-09 |
EP2714990B1 EP2714990B1 (de) | 2018-08-22 |
Family
ID=46125464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12722163.8A Active EP2714990B1 (de) | 2011-05-30 | 2012-05-23 | Papier- und kartonverpackungen mit barrierebeschichtung |
Country Status (14)
Country | Link |
---|---|
EP (1) | EP2714990B1 (de) |
JP (1) | JP6214525B2 (de) |
CN (1) | CN103547735B (de) |
AU (1) | AU2012264927A1 (de) |
BR (1) | BR112013030513A2 (de) |
CA (1) | CA2835273A1 (de) |
ES (1) | ES2698846T3 (de) |
MX (1) | MX2013013615A (de) |
PL (1) | PL2714990T3 (de) |
PT (1) | PT2714990T (de) |
RU (1) | RU2013158460A (de) |
TR (1) | TR201815930T4 (de) |
WO (1) | WO2012163749A2 (de) |
ZA (1) | ZA201309722B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3178648A1 (de) | 2015-12-09 | 2017-06-14 | Cargill, Incorporated | Dämmbeschichtungen |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013068375A1 (en) | 2011-11-10 | 2013-05-16 | Basf Se | Paper coating slip additive comprising acid monomer, associative monomer and nonionic monomer |
JP6272774B2 (ja) | 2011-12-06 | 2018-01-31 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | バリヤーコーティングを有する紙包装及び厚紙包装 |
BR112014018873A8 (pt) | 2012-02-14 | 2017-07-11 | Basf Se | Dispersão aquosa de polímero, processo para a preparação de dispersões aquosas de polímero, uso de um polímero em emulsão da dispersão aquosa de polímero, composição de revestimento de papel, e, papel ou cartão |
MX2015005921A (es) | 2012-11-12 | 2015-09-08 | Treofan Germany Gmbh & Co Kg | Embalaje para productos alimenticios que contiene una pelicula con prodiedades que proporcionan una barrera para aceites minerales. |
JP6789980B6 (ja) * | 2015-05-12 | 2020-12-16 | ビーエイエスエフ・ソシエタス・エウロパエアBasf Se | 表面処理された水性ポリマーコーティングを有するコーティング基材ならびにその製造方法およびその使用 |
CN110139754A (zh) * | 2016-12-15 | 2019-08-16 | 特里奥凡德国有限公司及两合公司 | 含有具有对矿物油的屏障特性的膜的食品包装 |
FI129111B (en) * | 2018-06-20 | 2021-07-15 | Kemira Oyj | Coating structure, sheet-like product and its use |
CN109577098B (zh) * | 2018-12-24 | 2021-06-04 | 亚太森博(山东)浆纸有限公司 | 涂料、白卡纸 |
MX2022008947A (es) | 2020-01-20 | 2022-08-15 | Basf Se | Membrana retardadora de la evaporacion para composiciones odoriferas. |
EP4394003A1 (de) * | 2021-08-23 | 2024-07-03 | Mitsui Chemicals, Inc. | Beschichtungsmaterial zur verleihung von mineralölbeständigkeit und mehrschichtkörper |
Family Cites Families (18)
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NL233929A (de) * | 1957-12-12 | |||
US3258441A (en) * | 1960-09-21 | 1966-06-28 | Monsanto Co | Soil and slip resistant coating compositions |
DE4133193A1 (de) * | 1991-10-07 | 1993-04-08 | Basf Ag | Waessrige polymerisatdispersionen |
US5763100A (en) * | 1993-05-10 | 1998-06-09 | International Paper Company | Recyclable acrylic coated paper stocks and related methods of manufacture |
IL110356A (en) * | 1993-07-29 | 1997-04-15 | Int Paper Co | Radio-frequency-sealable, non-foil packaging structures |
DE4403480A1 (de) * | 1994-02-04 | 1995-08-10 | Basf Ag | Bindemittelmischungen für Papierstreichmassen |
JP2000263723A (ja) * | 1999-03-16 | 2000-09-26 | Futamura Chemical Industries Co Ltd | 耐鉱油性に優れる二軸延伸ポリプロピレンフィルム |
JP2001303475A (ja) * | 2000-04-14 | 2001-10-31 | Oji Paper Co Ltd | 食品用耐油紙 |
US20020114933A1 (en) * | 2000-12-28 | 2002-08-22 | Gould Richard J. | Grease masking packaging materials and methods thereof |
DE102004027735A1 (de) * | 2004-06-07 | 2005-12-22 | Basf Ag | Feinteilige, amphotere, wässrige Polymerdispersionen, Verfahren zu ihrer Herstellung und ihre Verwendung |
JP2006028697A (ja) * | 2004-07-20 | 2006-02-02 | Oji Paper Co Ltd | 食品用耐油紙 |
EP1825058A1 (de) * | 2004-11-18 | 2007-08-29 | Ciba Specialty Chemicals Water Treatments Limited | Trennverpackung für lebensmittel |
CN101061273A (zh) * | 2004-11-18 | 2007-10-24 | 西巴特殊化学水处理有限公司 | 食品-防粘包装 |
US20100120313A1 (en) * | 2005-06-29 | 2010-05-13 | Bohme Reinhard D | Packaging Material |
US20070232743A1 (en) * | 2006-03-30 | 2007-10-04 | Mario Laviolette | Method of forming a vapor impermeable, repulpable coating for a cellulosic substrate and a coating composition for the same |
EP1884594A1 (de) * | 2006-08-04 | 2008-02-06 | Mondi Packaging AG | Migrationsbeständiges Papier |
EP1925732A1 (de) * | 2006-09-29 | 2008-05-28 | Mondi Packaging AG | Verpackungsmaterial mit Barriereschicht |
KR20110129900A (ko) * | 2009-02-19 | 2011-12-02 | 바스프 에스이 | 비닐방향족 화합물, 공액 지방족 디엔 및 에틸렌계 불포화산으로부터 수득되는 수성 중합체 분산액 |
-
2012
- 2012-05-23 BR BR112013030513A patent/BR112013030513A2/pt not_active Application Discontinuation
- 2012-05-23 AU AU2012264927A patent/AU2012264927A1/en not_active Abandoned
- 2012-05-23 CN CN201280024647.7A patent/CN103547735B/zh active Active
- 2012-05-23 WO PCT/EP2012/059551 patent/WO2012163749A2/de active Application Filing
- 2012-05-23 PT PT12722163T patent/PT2714990T/pt unknown
- 2012-05-23 JP JP2014513122A patent/JP6214525B2/ja not_active Expired - Fee Related
- 2012-05-23 RU RU2013158460/05A patent/RU2013158460A/ru not_active Application Discontinuation
- 2012-05-23 CA CA2835273A patent/CA2835273A1/en not_active Abandoned
- 2012-05-23 TR TR2018/15930T patent/TR201815930T4/tr unknown
- 2012-05-23 ES ES12722163T patent/ES2698846T3/es active Active
- 2012-05-23 EP EP12722163.8A patent/EP2714990B1/de active Active
- 2012-05-23 MX MX2013013615A patent/MX2013013615A/es unknown
- 2012-05-23 PL PL12722163T patent/PL2714990T3/pl unknown
-
2013
- 2013-12-20 ZA ZA2013/09722A patent/ZA201309722B/en unknown
Non-Patent Citations (1)
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See references of WO2012163749A2 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3178648A1 (de) | 2015-12-09 | 2017-06-14 | Cargill, Incorporated | Dämmbeschichtungen |
Also Published As
Publication number | Publication date |
---|---|
CN103547735A (zh) | 2014-01-29 |
CN103547735B (zh) | 2016-11-23 |
PL2714990T3 (pl) | 2019-02-28 |
RU2013158460A (ru) | 2015-07-10 |
CA2835273A1 (en) | 2012-12-06 |
JP6214525B2 (ja) | 2017-10-18 |
MX2013013615A (es) | 2014-01-08 |
ES2698846T3 (es) | 2019-02-06 |
WO2012163749A2 (de) | 2012-12-06 |
EP2714990B1 (de) | 2018-08-22 |
BR112013030513A2 (pt) | 2017-10-17 |
WO2012163749A3 (de) | 2013-04-11 |
PT2714990T (pt) | 2018-11-29 |
JP2014516884A (ja) | 2014-07-17 |
ZA201309722B (en) | 2016-08-31 |
AU2012264927A1 (en) | 2013-12-19 |
TR201815930T4 (tr) | 2018-11-21 |
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