EP2830973A2 - Inflatable protective packaging - Google Patents
Inflatable protective packagingInfo
- Publication number
- EP2830973A2 EP2830973A2 EP13716199.8A EP13716199A EP2830973A2 EP 2830973 A2 EP2830973 A2 EP 2830973A2 EP 13716199 A EP13716199 A EP 13716199A EP 2830973 A2 EP2830973 A2 EP 2830973A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- inflatable
- layer
- packaging
- plastic film
- multilayer plastic
- 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.)
- Withdrawn
Links
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 75
- 230000001681 protective effect Effects 0.000 title abstract description 12
- 239000002985 plastic film Substances 0.000 claims abstract description 59
- 229920006255 plastic film Polymers 0.000 claims abstract description 59
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 229920001577 copolymer Polymers 0.000 claims description 45
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 36
- 239000002318 adhesion promoter Substances 0.000 claims description 24
- 239000005977 Ethylene Substances 0.000 claims description 20
- 230000004888 barrier function Effects 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 16
- 229920002397 thermoplastic olefin Polymers 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- 229920001634 Copolyester Polymers 0.000 claims description 6
- 229920006728 mPE Polymers 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 229920001684 low density polyethylene Polymers 0.000 claims description 2
- 239000004702 low-density polyethylene Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 229920000092 linear low density polyethylene Polymers 0.000 claims 1
- 239000004707 linear low-density polyethylene Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 171
- 125000003118 aryl group Chemical group 0.000 description 24
- 239000004952 Polyamide Substances 0.000 description 21
- 229920002647 polyamide Polymers 0.000 description 21
- -1 polyethylene Polymers 0.000 description 20
- 229920006020 amorphous polyamide Polymers 0.000 description 18
- 125000004432 carbon atom Chemical group C* 0.000 description 18
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 16
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 12
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 12
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 10
- 125000001931 aliphatic group Chemical group 0.000 description 10
- 229920001038 ethylene copolymer Polymers 0.000 description 10
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 10
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 10
- 229920001169 thermoplastic Polymers 0.000 description 10
- 229920001519 homopolymer Polymers 0.000 description 8
- 229920002292 Nylon 6 Polymers 0.000 description 7
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 7
- 229920006017 homo-polyamide Polymers 0.000 description 7
- 239000004416 thermosoftening plastic Substances 0.000 description 7
- 239000004372 Polyvinyl alcohol Substances 0.000 description 6
- 235000011037 adipic acid Nutrition 0.000 description 6
- 239000001361 adipic acid Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 description 6
- 239000005020 polyethylene terephthalate Substances 0.000 description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 description 6
- 238000004080 punching Methods 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 229920002689 polyvinyl acetate Polymers 0.000 description 5
- 239000004711 α-olefin Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 150000004984 aromatic diamines Chemical class 0.000 description 4
- 150000001925 cycloalkenes Chemical class 0.000 description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920001179 medium density polyethylene Polymers 0.000 description 4
- 239000004701 medium-density polyethylene Substances 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- JFNLZVQOOSMTJK-KNVOCYPGSA-N norbornene Chemical compound C1[C@@H]2CC[C@H]1C=C2 JFNLZVQOOSMTJK-KNVOCYPGSA-N 0.000 description 4
- 150000007524 organic acids Chemical class 0.000 description 4
- 239000011118 polyvinyl acetate Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 3
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 3
- BLDFSDCBQJUWFG-UHFFFAOYSA-N 2-(methylamino)-1,2-diphenylethanol Chemical compound C=1C=CC=CC=1C(NC)C(O)C1=CC=CC=C1 BLDFSDCBQJUWFG-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000004594 Masterbatch (MB) Substances 0.000 description 3
- FDLQZKYLHJJBHD-UHFFFAOYSA-N [3-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=CC(CN)=C1 FDLQZKYLHJJBHD-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 150000001991 dicarboxylic acids Chemical class 0.000 description 3
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 229920001903 high density polyethylene Polymers 0.000 description 3
- 239000004700 high-density polyethylene Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000003879 lubricant additive Substances 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920006123 polyhexamethylene isophthalamide Polymers 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920003620 Grilon® Polymers 0.000 description 2
- 229920002367 Polyisobutene Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 150000008065 acid anhydrides Chemical class 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 150000003951 lactams Chemical class 0.000 description 2
- 239000004611 light stabiliser Substances 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 229920005606 polypropylene copolymer Polymers 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- XBFJAVXCNXDMBH-UHFFFAOYSA-N tetracyclo[6.2.1.1(3,6).0(2,7)]dodec-4-ene Chemical compound C1C(C23)C=CC1C3C1CC2CC1 XBFJAVXCNXDMBH-UHFFFAOYSA-N 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- WKBPZYKAUNRMKP-UHFFFAOYSA-N 1-[2-(2,4-dichlorophenyl)pentyl]1,2,4-triazole Chemical compound C=1C=C(Cl)C=C(Cl)C=1C(CCC)CN1C=NC=N1 WKBPZYKAUNRMKP-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- KUDUQBURMYMBIJ-UHFFFAOYSA-N 2-prop-2-enoyloxyethyl prop-2-enoate Chemical class C=CC(=O)OCCOC(=O)C=C KUDUQBURMYMBIJ-UHFFFAOYSA-N 0.000 description 1
- 229920003313 Bynel® Polymers 0.000 description 1
- 229920006060 Grivory® Polymers 0.000 description 1
- 101000576320 Homo sapiens Max-binding protein MNT Proteins 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 229920006121 Polyxylylene adipamide Polymers 0.000 description 1
- 241001312297 Selar Species 0.000 description 1
- 229920003365 Selar® Polymers 0.000 description 1
- 239000004904 UV filter Substances 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 229920003801 Ultramid® B Polymers 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006228 ethylene acrylate copolymer Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000012968 metallocene catalyst Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920006111 poly(hexamethylene terephthalamide) Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229920006024 semi-aromatic copolyamide Polymers 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
- B65D81/051—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using pillow-like elements filled with cushioning material, e.g. elastic foam, fabric
- B65D81/052—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using pillow-like elements filled with cushioning material, e.g. elastic foam, fabric filled with fluid, e.g. inflatable elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/05—5 or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
- B32B2307/7244—Oxygen barrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2553/00—Packaging equipment or accessories not otherwise provided for
- B32B2553/02—Shock absorbing
- B32B2553/026—Bubble films
Definitions
- the present invention relates to a use of up to 11 layers having plastic film for producing an inflatable protective packaging, the at least at least a portion of the outer shape of a goods to be packaged exactly adaptable and at least one inflatable to an air cushion, at least one inflatable seal in at least 2 inflatable Chambers is divided element, such a package produced from a multilayer plastic film, a method for producing such a package, their use for the packaging of various goods and an inflated packaging with a packaged good or a packaged goods with such protective packaging.
- polyethylene bubble wrap films are often used, which have a multiplicity of small, in each case airtightly closed knobs and the packaged product
- contiguous, equal-sized, air-filled chambers and can be used to fill in transport packaging.
- Air cushion packaging especially when using goods with a high Weight or sharp edges are not sufficiently strong and the pads can burst.
- an inflatable package (1) comprising at least one air cushion inflatable element (2) made from a multilayer plastic film, characterized in that the package (1) is inflated to at least a portion of the outer shape of a package therein Good is exactly customizable and at least one element (2) over
- the packaging according to the invention is preferably characterized in that the inflatable element is constructed from a multilayer plastic film having a high puncture resistance, preferably at least 200 N, more preferably at least 300 N, most preferably at least 400 N, determined according to DIN 53373.
- each sealed seam of the packaging has a seal strength of preferably at least 30 N / 15 mm, particularly preferably at least 50 N / mm, very particularly preferably at least 60 N / 15 mm, measured according to DIN 55529.
- the inflatable element has at least one closable
- Air intake device preferably comprising an air inlet channel and an air inlet opening.
- the inflatable element may be inflated by the inlet of inert gas, preferably air, through the air inlet opening, and preferably be sealed by heat sealing in the region of the air inlet channel.
- the remaining air inlet device preferably by punching, be separated after inflation from the closed seal there.
- the inflatable element is divided by at least one sealed seam into at least two inflatable chambers, wherein optionally the two chambers are interconnected by at least one connecting channel in this sealed seam area and preferably at least one of the chambers has an air inlet device.
- at least two chambers, preferably each chamber are connected to at least one further chamber via a connecting channel in the region of the sealed seam.
- At least a portion of the inflatable connection channels between the chambers may be closed by heat sealing after inflation and closure of the inflatable element, these chambers then no longer being in communication. In a further preferred embodiment, all connection channels between the chambers remain even after inflation and closing of the element or are closed.
- the inflatable chambers may have a different configuration, such as a rectangular, square, circular, elliptical, triangular or rhomboidal shape.
- an inflatable chamber is completely separated from each other chamber by sealing seams, it has an air inlet device.
- the packaging according to the invention can be exactly adapted by its design, in particular by the division of the inflatable element via sealing seams in at least two inflatable possibly communicating chambers at least to a portion of the outer shape of the goods to be packaged.
- This means that the design and layout of the inflatable element are such that the Packaging in the inflated state is exactly adapted to at least a portion of the outer shape of the packaged goods, and so the packaged good at least partially, optionally to more than 75% and thus almost completely protected by exact enclosure.
- the inflatable packaging according to the invention is completely and exactly adaptable to the entire external shape of the material to be packaged.
- the package according to the invention is robust and insensitive even when inflated and provides optimum protection for the Good packed in each handling such as storage, transport or distribution.
- the packaging according to the invention is further distinguished by the fact that the oxygen permeability of the multilayer plastic film or the element produced therefrom is at most 10 cm 3 / (m 2 24h bar), preferably at most 5 cm 3 / (m 2 24h bar), determined according to DIN 53380-2 at 23 ° C and 0% humidity.
- Another object of the present invention is therefore also the use of such a multilayer plastic film with at least one listed below, at least 5-layer, preferably 7-layer, more preferably 9-layer, most preferably 11-layer structure for producing a package according to the invention.
- the packaging material used is the multi-layered one
- Plastic film at least monoaxially, preferably biaxially, stretched. By stretching, the puncture resistance of the multilayer plastic film can be increased.
- the multilayer plastic film used as packaging material has at least one gas barrier layer (c), preferably an air, oxygen and / or nitrogen barrier layer.
- the gas barrier layer (c) is preferably made of at least one ethylene-vinyl alcohol copolymer, at least one polyvinyl alcohol, at least one homo- or copolyamide, or a mixture of at least two of these
- gas barrier layer (c) of at least one ethylene-vinyl alcohol copolymer (EVOH) is constructed, this was preferably by in
- ethylene-containing polyvinyl acetate EVAc
- EVAc ethylene-containing polyvinyl acetate
- the content of the ethylene component in the ethylene-vinyl alcohol copolymer is preferably at most 50 mol%, more preferably at most 44 mol%, and most preferably 29-44 mol%.
- the gas barrier layer (c) is made up of at least one polyvinyl alcohol (PVOH), then this was preferably obtained by substantially complete hydrolysis of a polyvinyl acetate (PVAc) and has a saponification degree> 98% as fully saponified polyvinyl acetate.
- PVOH polyvinyl alcohol
- Preferred homo- or copolyamides for the preparation of the gas barrier layer (c) are partially aromatic, amorphous or partially crystalline copolyamides, which may be present in the Mixture with at least one homopolyamide and / or at least one other copolyamide can be present.
- These partially aromatic, amorphous or partially crystalline copolyamides are preferably prepared from aliphatic diamines of 2-10 carbon atoms, especially hexamethylenediamine, and aromatic dicarboxylic acids of 6-14 carbon atoms, e.g. Terephthalic acid or isophthalic acid, and / or from
- aromatic diamines having 6-10 carbon atoms especially p-phenylenediamine or m-xylenediamine, and aliphatic dicarboxylic acids having 6-14 carbon atoms, e.g. Adipic acid, prepared.
- Packaging is the gas barrier layer (c) of the plastic film used in the invention of at least one ethylene-vinyl alcohol copolymer, at least one amorphous polyvinyl alcohol and / or at least a partially aromatic, amorphous copolyamide or partially aromatic, partially crystalline copolyamide;
- the multilayer plastic film used according to the invention also has a sealing layer (a), preferably composed of at least one thermoplastic olefin homo- or copolymer.
- thermoplastic olefin homopolymers or copolymers of ⁇ , ⁇ -unsaturated olefins having 2-10 carbon atoms and / or cyclo-olefin copolymers (COC) can be used to produce the sealing layer (a) of the multilayer plastic film.
- Olefin homopolymers suitable as sealing layer polymers are preferably at least one polymer selected from the group consisting of ethylene homopolymers (polyethylenes, PE), preferably LDPE and HDPE, propylene homopolymers (polypropylenes, PP), butylene homopolymers (polybutylenes, PB) and isobutylene Homopolymers (polyisobutylenes, PIB) or mixtures of at least two of said polymers.
- PE ethylene homopolymers
- PP propylene homopolymers
- butylene homopolymers polybutylenes, PB
- isobutylene Homopolymers polyisobutylenes, PIB
- MDPE medium density polyethylene
- HDPE high density polyethylene which has little branching of the molecular chain, the density may range between 0.941 and 0.97 g / cm 3 .
- sealing layer polymers suitable olefin copolymers are preferably
- Carbon atoms most preferably copolymers of ethylene and / or propylene with at least one ⁇ -olefin selected from the group comprising butene, hexene and octene.
- the ⁇ -olefin content in the olefin copolymer is preferably at most 25% by weight, more preferably at most 15% by weight, each based on the total weight of the olefin copolymer.
- LLDPE low density linear ethylene copolymers characterized by the presence of a linear backbone having side chains attached thereto and having a density in the range of 0.86 and 0.94 g / cm 3 .
- mPE ethylene copolymers which have been polymerized by means of metallocene catalysts and preferably have a density in the range of 0.88 and 0.93 g / cm 3 .
- Particularly suitable copolymers of propylene are copolymers of propylene and at least one ⁇ -olefin having 2 or 4 to 6 carbon atoms, more preferably selected from the group comprising propylene-ethylene copolymers, propylene-butylene copolymers, propylene-isobutylene copolymers and Mixtures of at least two of said copolymers.
- ethylene homo- and / or copolymers most preferably selected from the group consisting of LDPE, LLDPE and mPE and mixtures thereof, and in particular a blend of at least one low density ethylene homopolymer (LDPE) and at least one linear low density ethylene copolymer (LLDPE).
- LDPE low density ethylene homopolymer
- LLDPE linear low density ethylene copolymer
- sealing layer (a) may also, in each case identical or different cyclo-olefin copolymers (COC), preferably in admixture with a
- thermoplastic olefin homo- or copolymers of ⁇ , ⁇ -unsaturated olefins having 2-10 carbon atoms are used.
- cycloolefin copolymer or "COC” is understood to mean an amorphous copolymer which is obtained by copolymerization of cyclic (C 6 -C 12 ) -olefin monomers, preferably
- Norbornene or tetracyclododecene with a (C2-C4) olefin such as ethylene.
- the cycloolefin copolymer is a (C6-C 1 2) -Cycloolefin- (C2-C4) - olefin copolymer, particularly preferably a norbornene / ethylene copolymer or a tetracyclododecene / ethylene copolymer, particularly preferably a norbornene / ethylene -Copolymeres.
- the proportion of the structural units derived from at least one cycloolefin in the cycloolefin copolymer is preferably at least 50% by weight, particularly preferably at least 70% by weight, based on the total weight of the cycloolefin copolymer.
- Particularly preferred as a sealing layer Polymers are mixtures of cyclo-olefin copolymers (COC) and thermoplastic olefin homo- or copolymers of ⁇ , ⁇ -unsaturated olefins having 2-10 carbon atoms, in which the proportion of the cycloolefin copolymer component at most 50 wt. %, preferably at most 40 wt .-%, and particularly preferably 20-35 wt.% Is.
- COC cyclo-olefin copolymers
- thermoplastic olefin homo- or copolymers of ⁇ , ⁇ -unsaturated olefins having 2-10 carbon atoms in which the proportion of the cycloolefin copolymer component at most 50 wt. %, preferably at most 40 wt .-%, and particularly preferably 20-35 wt.% Is.
- the multilayer plastic film used in the invention may comprise one or more further internal layers composed of at least one of said thermoplastic olefin homo- or copolymers.
- the inventively used for this is a preferred embodiment of the inflatable packaging according to the invention.
- This structure of the multilayer plastic film preferably has
- the sealing layer (a) and the inner gas barrier layer (c) preferably have the composition of the polymer components already mentioned in each case for these layers. Additional layers may optionally be present between layers (a) and (b), (b) and (c), (c) and (d) and / or (d) and (e), respectively.
- the multilayer plastic film used according to the invention may comprise, in addition to the adhesion promoter layers (b) and (d), one or more further adhesion promoter layers.
- adhesion promoter layers (b) and (d) and optionally further
- Existing adhesion promoter layers may be the same or different.
- adhesion promoters customary adhesion promoter materials can be used.
- adhesion promoter layers in each case identical or different from one another, from at least one modified thermoplastic polymer, preferably from at least one modified polyolefin homo- or Copolymers, particularly preferably of at least one modified ethylene homo- or copolymers, which is modified with at least one organic acid or at least one organic acid anhydride, preferably with maleic anhydride.
- the adhesive layers (b) and (d) an identical layer structure, preferably an identical layer thickness and / or an identical composition of the polymer component (s) on.
- the multilayer plastic film used according to the invention further comprises two, in each case to the
- the resulting layers (f) and (g) have an identical layer structure, preferably an identical layer thickness and / or identical polyamide components and / or an identical composition.
- homo- and / or copolyamides are selected from the group of thermoplastic aliphatic, partially aromatic or aromatic homo- or copolyamides.
- homo- or copolyamides can be prepared from aliphatic diamines having 2-10 carbon atoms, in particular hexamethylenediamine, and / or aromatic diamines having 6-10 carbon atoms, in particular p-phenylenediamine, and from dicarboxylic acids such as aliphatic or aromatic dicarboxylic acids having 6-14 carbon atoms, such as Adipic acid, terephthalic acid or isophthalic acid are produced. Furthermore, homo- or copolyamides of one or more lactams with 4-10 carbon atoms, such as ⁇ -caprolactam, can be prepared.
- Copolyamides may also be selected from the aliphatic and / or aromatic diamines, dicarboxylic acids and lactams are prepared, for example from hexamethylenediamine, adipic acid and ⁇ -caprolactam (PA 6/66).
- Particularly preferred polyamides are PA 6, PA 12, PA 66, PA 61, PA 6T or corresponding co-polymers of at least two of said structural units, such as
- PA 6/66 for example, PA 6/66, or mixtures of at least two of said polyamides.
- the layer (e) as well as optionally further contained layers (f) and (g) may be the same or different.
- the layer (e) and any further layers (f) and (g) present have at least one partially aromatic, amorphous or partially crystalline copolyamide, which may optionally be in admixture with at least one further homopolyamide and / or at least one further copolyamide.
- These partially aromatic, amorphous or partially crystalline copolyamides are preferably prepared from aliphatic diamines of 2-10 carbon atoms, especially hexamethylenediamine, and aromatic dicarboxylic acids of 6-14 carbon atoms, e.g.
- Terephthalic acid or isophthalic acid and / or from aromatic diamines having 6-10 carbon atoms, especially p-phenylenediamine or m-xylenediamine, and aliphatic dicarboxylic acids having 6-14 carbon atoms, e.g. Adipic acid, prepared.
- Very particularly preferred partially aromatic copolyamides for producing the layer (s) and the optionally present further layers (f) and (g) are, for example, PA 6I / 6T (from the monomers hexamethylenediamine, terephthalic and isophthalic acid) and MXD6 / MXDI (from the monomers m-xylenediamine, adipic acid and isophthalic acid), which preferably in admixture with another
- the multilayer plastic film used according to the invention can, in addition to the layer (s) and the optionally further existing layers (f) and (g) a or several further layers composed of at least one homo- and / or copolyamide.
- polyesters are derived from polyols, e.g. Ethylene glycol or 1, 4-butanediol and dicarboxylic acids or dicarboxylic acid derivatives such as adipic acid, and / or
- PET Polyethylene terephthalate
- PBT polybutylene terephthalate
- a particularly preferred polyester for the preparation of layer (e) is polyethylene terephthalate (PET).
- the multilayer plastic film used according to the invention further contains at least one inner layer (h) preferably adjacent to the sealing layer (a), preferably composed of at least one of the abovementioned thermoplastic olefin homo- or copolymers.
- the layer (h) has a different polymer composition than the sealing layer (a).
- the layer (h) has a higher polymer composition
- the layer (h) is based on at least one ethylene homopolymer or copolymer, more preferably on at least one LDPE and / or LLDPE, and in particular on at least one linear low density ethylene copolymer (LLDPE).
- LLDPE linear low density ethylene copolymer
- the layer (h) is based on at least one ethylene homo- or copolymers and / or at least one propylene homo- or copolymers, more preferably on at least one propylene copolymer.
- the multilayer plastic film used according to the invention has an at least eight-layered, particularly preferably at least nine-layered layer structure.
- the plastic film preferably has the layers (a), (h), (b), (f), (c), (g), (d) and (e), preferably in the specified sequence of layers.
- the multilayer plastic film preferably in the specified layer sequences, preferably
- thermoplastic olefin homo- or copolymers preferably ethylene homo- or copolymers, more preferably selected from the group consisting of LDPE, LLDPE and mPE and mixtures thereof;
- a layer (h) composed of at least one thermoplastic olefin homo- or copolymer; preferably on at least one ethylene homo- or copolymers, more preferably on at least one LDPE and / or LLDPE, and in particular on at least one linear low density ethylene copolymer (LLDPE).
- thermoplastic olefin homo- or copolymer preferably on at least one ethylene homo- or copolymers, more preferably on at least one LDPE and / or LLDPE, and in particular on at least one linear low density ethylene copolymer (LLDPE).
- copolyamide preferably at least one partially aromatic, amorphous or partially crystalline copolyamide, which is preferably present in admixture with at least one further homopolyamide and / or copolyamide;
- thermoplastic aliphatic, partially aromatic or aromatic homo- or copolyamide or at least one thermoplastic, aliphatic, partially aromatic or aromatic homo- and / or copolyester, wherein the adhesion promoter layers (b) and (d) preferably from at least one modified thermoplastic polymer, preferably from at least one modified polyolefin homo- or copolymers, more preferably at least one modified ethylene homo- or copolymers, which with at least one organic acid or at least one organic
- Acid anhydride preferably modified with maleic anhydride are constructed
- the multilayered plastic film used according to the invention may comprise further layers, preferably one, two or more adhesion promoter layers (i) and / or one or more layers Q) composed of at least one thermoplastic olefin homo- or copolymers or of at least one homo- or
- Copolyamide preferably between layers (b) and (f) and / or between layers (g) and (d).
- the multilayer plastic film used according to the invention has
- thermoplastic olefin homo- or copolymers preferably ethylene homo- or copolymers, more preferably selected from the group consisting of LDPE, LLDPE and mPE and mixtures thereof; (h) a layer (h) composed of at least one thermoplastic olefin homo- or copolymer; preferably on at least one ethylene homo- or copolymers, more preferably on at least one LDPE and / or LLDPE, and in particular on at least one linear low density ethylene copolymer (LLDPE).
- LLDPE linear low density ethylene copolymer
- a layer (f) composed of at least one homo- and / or copolyamide; preferably at least one partially aromatic, amorphous or partially crystalline copolyamide, which is preferably present in admixture with at least one further homopolyamide and / or copolyamide;
- a layer (g) composed of at least one homo- and / or copolyamide; preferably at least one partially aromatic, amorphous or partially crystalline copolyamide, which is preferably present in admixture with at least one further homopolyamide and / or copolyamide;
- a layer (j) composed of at least one thermoplastic olefin homo- or copolymer or at least one homo- or copolyamide;
- thermoplastic aliphatic, partially aromatic or aromatic Homo- or copolyamide or at least one thermoplastic, aliphatic, partially aromatic or aromatic homo- and / or copolyester, preferably in the specified sequence of layers, wherein the
- modified thermoplastic polymer preferably of at least one modified polyolefin homo- or copolymers, more preferably of at least one modified ethylene homo- or copolymers, which with at least one organic acid or at least one organic
- Acid anhydride preferably modified with maleic anhydride, are constructed.
- layers (j) and (e) are each
- the layer (j) is composed of at least one thermoplastic olefin homo- or copolymer and the layer (e) is composed of at least one thermoplastic, aliphatic, partially aromatic or aromatic homo- and / or copolyester.
- multilayer plastic film preferably at most 150 ⁇ , more preferably 30-100 pm, and most preferably 50-70 pm.
- the average density of the multilayer plastic film is the average density of the multilayer plastic film.
- the multilayered plastic film used according to the invention is preferably obtainable overall by the blown film coextrusion process, particularly preferably by the triple bubble coextrusion process.
- the multilayer plastic film used according to the invention is preferably produced in this way.
- These production methods and corresponding parameters are generally known to the person skilled in the art.
- the production of multilayer films by means of the triple-bubble coextrusion process is described, for example, in James D. Stobie, "Producing coextruded high barrier heat-shrinkable packaging films", PAPER, FILM & FOIL CONVERTER, [Online] October 1, 2003.
- the film tube is stretched biaxially in the longitudinal and transverse directions in each case in a drawing ratio of at least 1: 1, 5, more preferably of at least 1: 2, very particularly preferably of 1: 2 to 1: 4.
- the layers (a) to (e) and the optionally present layers (f), (g), (h), (i) and / or (j) of the multilayer film used according to the invention each independently selected with additives selected from group
- anti-oxidants including anti-oxidants, antiblocking agents, anti-fogging agents, antistatic agents, antimicrobial agents, light stabilizers, UV absorbers, UV filters, dyes, color pigments, stabilizers, preferably heat stabilizers, process stabilizers and UV and / or light stabilizers, preferably based on at least a sterically hindered amine (HALS), process auxiliaries, flame retardants,
- HALS sterically hindered amine
- the content of the aforementioned additives - if present in one layer in each case 0.001-20 wt .-%, preferably 0.01-10 wt .-%, each based on the total weight of the individual layer, amount.
- Multilayer film and the inflatable packaging according to the invention transparent.
- the multilayer film used according to the invention and the inflatable packaging according to the invention can be printed or dyed.
- the printing is preferably carried out on the layer (e).
- at least one layer of the multilayer film can be provided with at least one colorant, preferably with at least one colorant and / or color pigment, as an additive.
- the packaging according to the invention has neither a nub structure nor an embossed structure. This also applies to the invention used
- the inflatable package of the present invention is comprised of at least one of the inflatable elements described below which is (are) divided into at least two inflatable chambers and is constructed of at least one of the multilayer plastic films listed above.
- the packaging according to the invention is accordingly made of at least one of the above-described multilayer plastic films.
- Another object of the invention is therefore also a process for producing an inflatable packaging according to the invention, which thereby
- each package is separated, the individual chambers being able to be made into the same or different shapes.
- the inflatable element of the packaging according to the invention is preferably inflated in contact with the packaged product, preferably by blowing in inert gas, more preferably air, after which the air inlet device is subsequently closed, preferably by heat sealing the air inlet channel. Furthermore, the connection channels between the chambers after inflation and closing the
- Air inlet device optionally be closed by heat sealing. Subsequently, the air inlet device, preferably be separated by punching at the adjacent sealing seam.
- the inflating of the inflatable chambers preferably happens in direct contact with the packaged goods to be packaged, the inflating can be controlled according to the design of the packaged goods so that not only an exact protective casing according to the external design of the
- Packaged good is achieved, but also a largely identical effective protective cover for the packaged possibly by varying degrees
- the packaging according to the invention is characterized in particular in that it is preferably completely adaptable to at least a portion of the outer shape of the goods to be packaged to the entire outer shape of the goods to be packaged.
- the division of the inflatable element is such that the package in the inflated state exactly the outer shape of the packaged goods depending on Umhüllungsausitch at least partially, possibly completely encloses.
- the packaging according to the invention is characterized in that all sealing seams, in particular those, by which the inflatable element is divided, have a high seal strength and the multi-layered used
- Plastic film has excellent puncture resistance.
- the package according to the invention is extremely resistant to impact and sharp edges and in particular can withstand the weight of a heavier packaged goods undamaged and remain intact even when stored.
- the packaging according to the invention has a bursting pressure according to Müllen (DIN 53141) of at least 0.6 bar, more preferably of at least 0.8 bar, most preferably of at least 1, 2 bar, and in particular at least 1, 5 bar on.
- the inflated packaging according to the invention thereby provides improved protection for the
- Packaged goods in particular for heavy, sharp-edged and / or shock-sensitive goods.
- the inflated packaging according to the invention is preferably suitable for packaging goods up to a weight which the sealing seams can still withstand.
- the packaged goods can therefore have a weight of up to 100 kg.
- the package according to the invention is also suitable for the packaging of goods with a lower weight, such as a weight of only 200 g.
- the weight of the material to be packaged is at least 100 g, preferably at least 250 g, more preferably at least 500 g, and most preferably at least 1 kg.
- the weight of the packaged good may be at least 3 kg, preferably at least 5 kg, more preferably at least 10 kg, most preferably at least 20 kg.
- a further subject of the invention is therefore the use of an inflatable packaging according to the invention for packaging electronic articles,
- the inflatable chambers of the inflatable elements of the packaging according to the invention are inflated so far, the product to be packaged is at least partially surrounded or enveloped, at least in partial regions, preferably in total, by the product corresponding to the inflated packaging, and the air inlet device is closed, preferably by heat sealing. If necessary, at least part of the
- the packaging according to the invention are preferably reused for identically designed packaging goods.
- the packaged product with the inflated packaging is preferably stored in a container, preferably a cardboard box, so that the packaged product is preferably enveloped by the packaging according to the invention, at least at the bottom, particularly preferably on all sides and optionally also from above.
- a further subject of the invention is therefore also an inflated packaging according to the invention with a product packed therein.
- the packaging according to the invention preferably contains an inert gas, preferably air.
- the puncture resistance and puncture resistance of the multilayer plastic films is according to DIN 53373 in standard climate 23 ° C at 50% rel. Moisture determined and is given in [N] or [J].
- the seal seam strength of the multilayer plastic films is determined according to DIN 55529 at 140 ° C., 0.75 seconds and 3 bars (smooth heat-sealing jaws heated on both sides) and is given in [N / 15 mm].
- Polypet PT AB 050G Slip / antiblock masterbatch from A.Schulmann based on PET with antiblock lubricant additives
- the multilayer, according to the invention used plastic films of
- Packages B1-B6 according to the invention each consist of 11 layers.
- the individual layers of the multilayer plastic films each adjoin one another directly in the order in which they are listed below.
- the multilayer plastic films were produced by blown film coextrusion by the triple bubble method with a stretch ratio of 3-3.5 in the transverse direction and from 2.4-2.9 in the longitudinal direction.
- the multilayer plastic film of the comparative packaging V1 consists of 9 layers. The individual layers immediately adjoin one another in the order in which they are listed below. This multi-layered
- Plastic film was made by the blown film extrusion process and was not stretched. IV. Examples and Comparative Examples
- All subsequent% data are each wt%.
- the layer thicknesses given are the relative layer thicknesses.
- LLDPE 50%) LLDPE (50%) LLDPE (50%) LLDPE (50%) LLDPE (50%) LLDPE (50%) LLDPE (50%)
- Layer thickness 21%
- the values correspond in each case to the average of 3 measured samples.
- FIG. 1 Protective packaging is shown in FIG. 1 and will be explained in more detail below.
- Figure 1 shows a packaging according to the invention consisting of an inflatable element which has been filled with air and the air inlet duct through
- the packaging (1) consists of an air cushion already inflated element (2), which is composed of two superimposed webs of a multilayer plastic film. The two webs connected by sealing seams (3). Sealing seams (3)
- One of the chambers (4) has an air inlet device (6) with a
- Air inlet duct (7) which was closed after the inflation of the element (2) by means of a sealed seam (8).
- the element (2) is bounded by an outer punching line (9). After inflation and closing of the air inlet channel, the air inlet device can be separated at the outer edge of the sealing seam (see punching line (10)).
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wrappers (AREA)
- Buffer Packaging (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012006398A DE102012006398A1 (en) | 2012-03-30 | 2012-03-30 | A protective packaging of inflatable air cushion elements |
PCT/EP2013/000877 WO2013143674A2 (en) | 2012-03-30 | 2013-03-22 | Inflatable protective packaging |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2830973A2 true EP2830973A2 (en) | 2015-02-04 |
Family
ID=48095780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13716199.8A Withdrawn EP2830973A2 (en) | 2012-03-30 | 2013-03-22 | Inflatable protective packaging |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2830973A2 (en) |
DE (1) | DE102012006398A1 (en) |
HK (1) | HK1206696A1 (en) |
WO (1) | WO2013143674A2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014103355A1 (en) * | 2014-03-12 | 2015-09-17 | Mondi Consumer Packaging Technologies Gmbh | Method for packing piece goods in an outer packaging, piece goods packaging arrangement and fluid cushion cushions |
DE102017204032A1 (en) | 2017-03-10 | 2018-09-13 | Claudia Berges | Packaging system and method for packaging general cargo |
EP3666816A1 (en) * | 2018-12-13 | 2020-06-17 | Hilti Aktiengesellschaft | Use of an adhesive-free compound film for packaging amine-containing compounds |
CN115027819A (en) * | 2022-06-27 | 2022-09-09 | 苏州浪潮智能科技有限公司 | Server part production suite packaging assembly |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7713089U1 (en) * | 1977-04-26 | 1980-07-24 | Bischof Und Klein, 4540 Lengerich | MULTI-LAYER COVER AND INSULATION FILM |
DE2920514A1 (en) * | 1979-05-21 | 1980-11-27 | Unilever Nv | DYNAMIC LOADABLE POLYPROPYLENE FILM |
US5427830A (en) | 1992-10-14 | 1995-06-27 | Air Packaging Technologies, Inc. | Continuous, inflatable plastic wrapping material |
US6244441B1 (en) * | 1999-11-10 | 2001-06-12 | Cryovac, Inc. | Heat sealable barrier film for fluid fillable packaging cushions and cushions made therefrom |
GB0026055D0 (en) * | 2000-10-25 | 2000-12-13 | Ucb Sa | Films,compositions and processes |
US6682622B2 (en) | 2001-01-12 | 2004-01-27 | Roni-Pal Ltd. | Cellular cushioning material and a method for its production |
WO2003103938A1 (en) | 2002-06-05 | 2003-12-18 | Nova-Tek Technologies Ltd. | Apparatus and method for production of inflated materials |
DE102004062227A1 (en) * | 2004-12-09 | 2006-06-14 | Schleicher, Franz, Dr. | Method for packaging an object by means of a plastic foil involves relief forming of the foil and positioning of it onto the object so that its relief projections face the object |
JP4334536B2 (en) * | 2005-12-07 | 2009-09-30 | 武中 淑子 | Packing member and manufacturing method of packing member |
EP1905575A1 (en) * | 2006-09-28 | 2008-04-02 | Alcan Technology & Management Ltd. | Standing bag made from multilayered film |
DE102008035474A1 (en) * | 2008-08-09 | 2010-02-11 | Tesa Se | Self-adhesive bubble wrap as protection for fresh paints during vehicle assembly and manufacturing process |
DE102012006416A1 (en) * | 2011-12-09 | 2013-06-13 | Maria Soell High Technology Films Gmbh | Metal-layer-free multilayer film with a low basis weight |
-
2012
- 2012-03-30 DE DE102012006398A patent/DE102012006398A1/en not_active Withdrawn
-
2013
- 2013-03-22 WO PCT/EP2013/000877 patent/WO2013143674A2/en active Application Filing
- 2013-03-22 EP EP13716199.8A patent/EP2830973A2/en not_active Withdrawn
-
2015
- 2015-07-31 HK HK15107338.9A patent/HK1206696A1/en unknown
Non-Patent Citations (1)
Title |
---|
See references of WO2013143674A2 * |
Also Published As
Publication number | Publication date |
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HK1206696A1 (en) | 2016-01-15 |
WO2013143674A3 (en) | 2014-01-23 |
DE102012006398A1 (en) | 2013-10-02 |
WO2013143674A2 (en) | 2013-10-03 |
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