CN106280914A - A kind of weather resistant metal pattern effect list is coated with powdery paints - Google Patents
A kind of weather resistant metal pattern effect list is coated with powdery paints Download PDFInfo
- Publication number
- CN106280914A CN106280914A CN201610638225.9A CN201610638225A CN106280914A CN 106280914 A CN106280914 A CN 106280914A CN 201610638225 A CN201610638225 A CN 201610638225A CN 106280914 A CN106280914 A CN 106280914A
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- CN
- China
- Prior art keywords
- parts
- weather resistant
- phthalic acid
- polyester resin
- powdery paints
- 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
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- 239000003973 paint Substances 0.000 title claims abstract description 43
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 title claims abstract description 34
- 230000000694 effects Effects 0.000 title claims abstract description 32
- 229920001225 polyester resin Polymers 0.000 claims abstract description 57
- 239000004645 polyester resin Substances 0.000 claims abstract description 57
- 239000000843 powder Substances 0.000 claims abstract description 54
- 239000000049 pigment Substances 0.000 claims abstract description 26
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 23
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 21
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims abstract description 17
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 12
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical class [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 239000004014 plasticizer Substances 0.000 claims abstract description 4
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 claims abstract description 3
- XRAVYESZTUBEBU-UHFFFAOYSA-N cyclohexane;propan-2-ol Chemical compound CC(C)O.C1CCCCC1 XRAVYESZTUBEBU-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 38
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 18
- 239000001361 adipic acid Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 230000032050 esterification Effects 0.000 claims description 14
- 238000005886 esterification reaction Methods 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 13
- 229940059574 pentaerithrityl Drugs 0.000 claims description 13
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- PXGZQGDTEZPERC-UHFFFAOYSA-N 1,4-cyclohexanedicarboxylic acid Chemical compound OC(=O)C1CCC(C(O)=O)CC1 PXGZQGDTEZPERC-UHFFFAOYSA-N 0.000 claims description 12
- NPAIMXWXWPJRES-UHFFFAOYSA-N butyltin(3+) Chemical compound CCCC[Sn+3] NPAIMXWXWPJRES-UHFFFAOYSA-N 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 10
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 9
- -1 monobutyl Stannum Chemical compound 0.000 claims description 9
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 239000011324 bead Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 235000021050 feed intake Nutrition 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- DSKYSDCYIODJPC-UHFFFAOYSA-N 2-butyl-2-ethylpropane-1,3-diol Chemical compound CCCCC(CC)(CO)CO DSKYSDCYIODJPC-UHFFFAOYSA-N 0.000 claims description 5
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 4
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 3
- 239000003963 antioxidant agent Substances 0.000 claims description 3
- 230000003078 antioxidant effect Effects 0.000 claims description 3
- QWGRWMMWNDWRQN-UHFFFAOYSA-N 2-methylpropane-1,3-diol Chemical compound OCC(C)CO QWGRWMMWNDWRQN-UHFFFAOYSA-N 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- YPWFISCTZQNZAU-UHFFFAOYSA-N Thiane Chemical compound C1CCSCC1 YPWFISCTZQNZAU-UHFFFAOYSA-N 0.000 claims description 2
- 235000011037 adipic acid Nutrition 0.000 claims description 2
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Substances CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 2
- SRPWOOOHEPICQU-UHFFFAOYSA-N trimellitic anhydride Chemical compound OC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 SRPWOOOHEPICQU-UHFFFAOYSA-N 0.000 claims description 2
- ZSDJVGXBJDDOCD-UHFFFAOYSA-N benzene dioctyl benzene-1,2-dicarboxylate Chemical compound C(C=1C(C(=O)OCCCCCCCC)=CC=CC1)(=O)OCCCCCCCC.C1=CC=CC=C1 ZSDJVGXBJDDOCD-UHFFFAOYSA-N 0.000 claims 1
- 229920000728 polyester Polymers 0.000 abstract description 13
- 238000007711 solidification Methods 0.000 abstract description 5
- 230000008023 solidification Effects 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 abstract 1
- 150000002334 glycols Chemical class 0.000 abstract 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 23
- 239000011248 coating agent Substances 0.000 description 16
- OUPZKGBUJRBPGC-UHFFFAOYSA-N 1,3,5-tris(oxiran-2-ylmethyl)-1,3,5-triazinane-2,4,6-trione Chemical compound O=C1N(CC2OC2)C(=O)N(CC2OC2)C(=O)N1CC1CO1 OUPZKGBUJRBPGC-UHFFFAOYSA-N 0.000 description 11
- 235000010210 aluminium Nutrition 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000032683 aging Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000002194 synthesizing effect Effects 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 229910017518 Cu Zn Inorganic materials 0.000 description 3
- 229910017752 Cu-Zn Inorganic materials 0.000 description 3
- 229910017943 Cu—Zn Inorganic materials 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- 229950002895 cellaburate Drugs 0.000 description 3
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical group [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000002671 adjuvant Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000013008 thixotropic agent Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910001051 Magnalium Inorganic materials 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000001033 copper pigment Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 230000000269 nucleophilic effect Effects 0.000 description 1
- 235000014593 oils and fats Nutrition 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002924 oxiranes Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- KUCOHFSKRZZVRO-UHFFFAOYSA-N terephthalaldehyde Chemical compound O=CC1=CC=C(C=O)C=C1 KUCOHFSKRZZVRO-UHFFFAOYSA-N 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
- C09D5/035—Coloring agents, e.g. pigments
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/28—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for wrinkle, crackle, orange-peel, or similar decorative effects
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/36—Pearl essence, e.g. coatings containing platelet-like pigments for pearl lustre
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to a kind of weather resistant metal pattern effect list and be coated with powdery paints, formula includes end powder A and metal powder B；Composition component and the percentage by weight thereof of described end powder A be: weather resistant polyester resin 55～80%；Firming agent 4.0～6.2%；Modified barium sulphate 0～40%；Plasticizer 0.3～1.5%；Curing accelerator 0.02～2%；Auxiliary agent 1～5%；Pigment 0～25%；Texture agent 0.05～0.5%；The synthesis of described weather resistant polyester resin, including following raw material: neopentyl glycol, butanediol, 2 methyl 1,3 propylene glycol, cyclohexane dimethyl carbinol, 2 butyl 2 ethyl glycols, p-phthalic acid etc..The present invention uses modified poly ester, existing superior weatherability, has both again three-dimensional pattern effect simultaneously；Can thick be coated with, an application can form the thick film of 60 120UM, and film only needs one-step solidification；There is the features such as 10 years super-weathering resistances, cubic metal characters or patterns sense is strong, effect of decorative patterns clear, hides, good mechanical property, low cost, free from environmental pollution.
Description
Technical field
The invention belongs to chemical powder coating, specifically relate to a kind of weather resistant metal pattern effect list and be coated with powdery paints.
Background technology
Metal effect polyester epoxy mixed type TEXTURE POWDER COATING, pure polyester-type TEXTURE POWDER COATING are widely used in five
Interior decoration goods and the open air durable device goods such as gold, furniture, electrical equipment, antitheft door, magnalium section bar.Due to this powder phase
Having more preferable weather resistant for epoxy type, the purchasing of raw materials is convenient and cheap, and therefore this type of powdery paints just exists once release
Domestic market is widely used and promotes.But instantly, client is more and more higher for the requirement of weather resistant, both the above powder
End is not met by service life and reaches 5-8, the most permanent requirement.Some plant powders in order to solve this problem,
Spray one weatherability transparent powder on original decorative pattern powder again, but cross 2-3 metal pattern and still can dim out, even do not have
Have, because metal sludge ice is Cu-Zn alloy powder, aluminum argentum powder, time length oxidation by air blackout.So, because decoration and anticorrosion are made
With, it has to brushing one times with coatings volatile organic compounds powder again, the coating thickness of solvent based coating is typically at about 20UM, for realizing film
Dicoration and protective, solvent based coating generally requires repeatedly application, and not only energy consumption is high, wasting manpower and material resources, and volatile matter
Environmental pollution is serious.
In recent years for promoting performance powder coating, the modification of polyester resin is also scientific worker and powdery paints working people
The focus that member pays close attention to.Powdery paints is made up of polyester resin, firming agent, color stuffing, auxiliary agent, and wherein polyester resin accounts for powdery paints
More than 50%, therefore the performance of polyester resin is largely fixed the performance of powdery paints.The aging of powdery paints film is
Referring to during routine use, film, under the conditions of the external force such as illumination, moisture, oxygen, loss of gloss that film causes, ftractures, comes off
Etc. phenomenon.Polyester resin produces aging main cause to be had: 1, polyester resin contains the unstable base such as ehter bond, carbonyl, ester bond, phenyl ring
Group, easily absorbs ultraviolet light (295-350nm) thus fracture degraded occurs；2, containing a large amount of ester bonds in polyester resin, at acid or alkali
Deng facile hydrolysis under environment；3, in high temperature environments, polyester resin molecular backbone accelerates vibration easy fracture, easily adds under O2 effect
Aging.
Powdery paints practitioner is promoting in powdery paints weatherability at present, the following several method of main employing: 1, choosing
Select suitable polyester resin, fully from weatherability angle in the building-up process of polyester, design molecular structure, select synthesis single
Body.2, use different resin alloys modified, such as Organic fluoride, organosilicon cold spelling blending and modifying.3, inorganic filler selects, as organic
The technological means such as the titanium dioxide of silicon peplos promote coating weatherability.4, add auxiliary agent, absorb 295-350nm as added UV absorbent
The ultraviolet light of wave band.But these current means are concentrated mainly on the film that surface is single, and for metal fine arts powder
Rarely has report.Meanwhile, adding the means such as auxiliary agent or cold spelling has certain limitation, is exposed to the sun in Florida experimentally, can produce
Migrating, final decay is very big.
In powder coating formulation, determine that powdery paints is film forming matter resin with the most critical factor of film performance and consolidates
Agent, wherein the research and development of resin is to increase the most important approach of powder kind.It is typically based on family, application industry field
Outer indoor service condition, common film forming matrix has epoxy resin, polyester resin and epoxy/polyester mixed type etc. available.
Epoxide powder coating is mainly used in interior decoration and the aspect such as anticorrosion, electric insulation.But as told epoxy powder is coated with
The shortcomings such as the weatherability of material is bad, outdoor use easy loss of gloss efflorescence, easy yellowing when solidification, accumulating easily caking.Pure poly-
Ester matrix system has extraordinary weatherability, may be used for the protective coating of outdoor products.Additionally, pure polyester powdery paints is also
There is the mechanical property the most very advantages of higher such as impact resistance, pliable and tough, hardness.Shortcoming is that general purpose polyester suitably does zero diopter the most on the market
Film, has high levelling effect and discomfort is fit to do decorative pattern powder, and decorative pattern is difficult to emersion, and third dimension is the strongest.
Summary of the invention
Present invention is generally directed to existing metal effect polyester-type TEXTURE POWDER COATING above shortcomings, invent one
The weather resistant metal pattern effect list of environmental protection is coated with powder, particularly can thick be coated with, and an application can form the thickness of 60-120UM
Film, film only needs one-step solidification；Have 10 years super-weathering resistances, cubic metal characters or patterns sense is strong, effect of decorative patterns clear, hides,
Good mechanical property, low cost, the feature such as free from environmental pollution.Owing to polyester resin is the pass determining powdery paints with film performance
One of key factor, so the present invention's it is crucial that develop a kind of modified poly ester, existing superior weatherability, has both again vertical simultaneously
Body effect of decorative patterns, belongs to fine arts TEXTURE POWDER COATING polyester resin, uses the fine arts pattern type powder prepared by this resin to be coated with
Material, not only has extra-weather-proof characteristic, and lines is clear, formed easily, and third dimension is strong, it is adaptable to large-scale permanence durability work
Journey project and high-rise building, more typically such as house lead in Door and window frame, guardrail, various structural aluminiums and garden and street furniture
Deng.
The present invention above-mentioned technical problem is that and be carried out by the following technical programs: a kind of weather resistant metal pattern effect
Fruit is single is coated with powdery paints, it is characterised in that formula includes end powder A and metal powder B；
Composition component and the percentage by weight thereof of described end powder A be:
Weather resistant polyester resin 55～80%；
Firming agent 4.0～6.2%；
Modified barium sulphate 0～40%；
Plasticizer 0.3～1.5%；
Curing accelerator 0.02～2%；
Auxiliary agent 1～5%；
Pigment 0～25%；
Texture agent 0.05～0.5%；
The synthesis of described weather resistant polyester resin, including following raw material:
Neopentyl glycol, butanediol, 2-methyl-1,3-propanediol, cyclohexane dimethyl carbinol, 2-butyl-2-ethyl-propylene glycol,
P-phthalic acid, M-phthalic acid, adipic acid, thiacyclohexane dioctyl phthalate, trimellitic anhydride, esterification catalyst, antioxidant, 2,6 naphthalenes
Diacid..
As preferably, the synthesis of described weather resistant polyester resin, including following raw material: neopentyl glycol material, Isosorbide-5-Nitrae-hexamethylene
Dimethanol, trimethylolpropane, tetramethylolmethane, 2-butyl-2-ethyl-1,3-propanediol, Mono-n-butyltin, terephthaldehyde
Acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-naphthalene diacid, M-phthalic acid, 1,6-adipic acid.
As preferably, each raw material of described synthesis weather resistant polyester resin, its quality component is: neopentyl glycol material 580～
660 parts, 1,4 cyclohexane dimethanol 0～90 parts, trimethylolpropane 0～25 parts, tetramethylolmethane 0～30 parts, 2-butyl-2-second
Base-1,3-propylene glycol 0～90 parts, Mono-n-butyltin 0～3 parts, p-phthalic acid 0～400 parts, M-phthalic acid 690～990
Part, 1,4 cyclohexanedicarboxylic acid 0～100 parts, 2,6-naphthalene diacid 0～35 parts, M-phthalic acid 150～160 parts, 1,6-adipic acid
0～30 part.
As preferably, each raw material of described synthesis weather resistant polyester resin, its quality component is: neopentyl glycol material 580～
660 parts, 1,4 cyclohexane dimethanol 90 parts, trimethylolpropane 15～25 parts, tetramethylolmethane 10～30 parts, 2-butyl-2-second
Base-1,3-propylene glycol 85～90 parts, Mono-n-butyltin 3 parts, p-phthalic acid 90～400 parts, M-phthalic acid 690～990
Part, 1,4 cyclohexanedicarboxylic acid 100 parts, 2,6-naphthalene diacid 35 parts, M-phthalic acid 150～160 parts, 1,6-adipic acid 30 parts.
As preferably, described weather resistant polyester resin, its synthesis technique comprises the following steps:
The most once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-fourth
Base-2-ethyl-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-
Naphthalene diacid puts in reactor by quality component, and inflated with nitrogen is protected, and when being warmed up to 150～160 DEG C, starts esterification water；
2. it is continuously heating to 240～260 DEG C, during reaction no esterification water, obtains colourless transparent resin；
3. secondary batching: by M-phthalic acid, 1,6-adipic acid is put in reactor by quality component, at 240 DEG C～250
Insulation reaction 40～50 minutes under the conditions of DEG C；
4. after having reacted, 50mmHg, i.e.-0.093Mpa progressively it are evacuated to, under the vacuum condition of 245～255 DEG C
React 40～60 minutes；
5. it is cooled to 190～200 DEG C, reacts complete, discharging.
As preferably, described weather resistant polyester resin, its synthesis technique comprises the following steps:
The most once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-fourth
Base-2-ethyl-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-
Naphthalene diacid puts in reactor by quality component, and inflated with nitrogen is protected, and when being warmed up to 150～160 DEG C, starts esterification water；
2. it is continuously heating to 240～260 DEG C, during reaction no esterification water, obtains colourless transparent resin；
3. secondary batching: M-phthalic acid is put in reactor, under the conditions of 240 DEG C～250 DEG C insulation reaction 40～
50 minutes；
4. after having reacted, 50mmHg, i.e.-0.093Mpa progressively it are evacuated to, under the vacuum condition of 245～255 DEG C
React 40～60 minutes；
5. feeding intake for three times: by 1,6-adipic acid puts in reactor, insulation reaction 40～50 under the conditions of 240～250 DEG C
Minute；
6. after having reacted, 50mmHg, i.e.-0.093Mpa progressively it are evacuated to, under the vacuum condition of 245～255 DEG C
React 40～60 minutes；
7. it is cooled to 190～200 DEG C, reacts complete, discharging.
As preferably, the percentage by weight of described end powder A is 90～99.5%, the percentage by weight of metal powder B be 0.5～
10%.
As preferably, described metal powder B includes metallic pigments, modified aluminium pigment, composite bead delustering pigment.
In sum, the present invention compared with prior art has the advantage that
The powdery paints that the present invention provides, an application can form the thick film of 60-120UM, and film only needs once solid
Change；Have 10 years super-weathering resistances, cubic metal characters or patterns sense is strong, effect of decorative patterns clear, hides, good mechanical property, low cost, no
Pollute the features such as environment；The present invention develops a kind of modified poly ester, existing superior weatherability, has both again three-dimensional pattern effect simultaneously
Really, use the fine arts pattern type powdery paints prepared by this resin, not only there is extra-weather-proof characteristic, and lines is clear, formed
Easily, third dimension is strong, it is adaptable to large-scale permanence, durability engineering project and high-rise building, common such as entering house door, window
Frame, guardrail, various structural aluminiums and garden and street furniture etc., can be by more distinctive fine arts power applications in family
Outward.
Specifically, the present invention is using super-weatherable polyether resin and TGIC as main film forming matrix；Weatherable polyether resin
There is in synthesis following key index: compared with the polyester resin of common weather-proof level, weatherable polyether resin in building-up process,
Protected by the nitrogen of multi-form, the selection of antioxidant, make polyester produce the fewest free radical in building-up process；Close
Become monomer relative to common weather-proof level polyester, with the addition of the dihydroxylic alcohols containing long side chain, there is preferable hydrophobicity, for ester bond
Possesses good defencive function；Select long-chained monomer simultaneously, reduce ester bond density；It is high molecular that selection can increase polyester resin
Steric hindrance and stability to hydrolysis resistance monomer.The texture auxiliary agent of the present invention, uses the modified sludge ice agent of self-control, is a kind of surfactant.,
Making through silicon oil modified acrylic ester type compound, auxiliary agent has the narrowest particle diameter distribution after strict control, and has many
Plant grain size specification, can arbitrarily regulate decorative pattern size.The weather-proof metallic pigments of the present invention can ensure the weather-proof of Project Product 10 years
Property, it is modified by two-layer compound for selecting composite bead delustering pigment, this pigment, compact inorganic silicon dioxide and activity organic polymer
Hybrid structure, makes active component and the TGIC system response of surface of pigments, forms fine and close weather resistant protection layer.
Present invention also offers the process of the synthesizing polyester resin that repeatedly feeds intake, wherein, technique (one) uses two step method
Synthesizing polyester resin, this technique is simply efficient, and polyester finished product is up to standard；Technique (two) uses multistep processes synthesizing polyester resin, should
Technique can effectively reduce the coefficient of dispersion of the polyester resin of synthesis, and the film of preparation can prepare stronger texture.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
Embodiment 1～embodiment 5:
A kind of weather resistant metal pattern effect list is coated with powdery paints, formula include 90～the end powder A and 0.5 of 99.5%～
The metal powder B of 10%.
Described metal powder B is composite bead delustering pigment.
Composition component and the percentage by weight thereof of described end powder A be:
Weather resistant polyester resin 55～80%；Firming agent 4.0～6.2%；Modified barium sulphate 0～40%；Plasticizer 0.3～
1.5%；
Curing accelerator 0.02～2%；Auxiliary agent 1～5%；Pigment 0～25%；Texture agent 0.05～0.5%.
Above-mentioned firming agent is TGIC firming agent.
Above-mentioned auxiliary agent is the modified sludge ice agent of self-control and CAB cellaburate thixotropic agents.The present invention uses self-control modification floating
Flower agent, is a kind of surfactant, makes through silicon oil modified acrylic ester type compound, auxiliary agent has non-after strict control
The narrowest particle diameter distribution, and have multiple grain size specification, can arbitrarily regulate decorative pattern size.CAB cellaburate, is a kind of thixotroping
Auxiliary agent, reconciles surface tension, main when texture agent use in powdery paints.Both the above auxiliary agent can be used alone,
But cut both ways.Take two kinds of auxiliary agent coordinative roles after deliberation, it is possible to obtain the effect of decorative patterns of stable favorable reproducibility.
Above-mentioned metal powder B, i.e. metallic pigments, most widely used in powdery paints is the metals such as aluminum pigment, Cu-Zn alloy powder
Pigment.Common aluminum and copper pigment add to through the volatilization of high-temperature baking rear surface oils and fats in powdery paints, and pigment is the most exposed
In atmosphere can oxidized blackening.For ensureing the Project Product weatherability of 10 years, selecting composite bead delustering pigment, this pigment is to pass through
Two-layer compound is modified, compact inorganic silicon dioxide and activity organic polymer hybrid structure, make the active component of surface of pigments with
TGIC system response, forms fine and close weather resistant protection layer.And composite bead delustering pigment is highly effective in powdery paints is applied
The muzzle pigment that solves pile up, device systems color distortion, reclaim the stable problem of powder.
The synthesis of described weather resistant polyester resin, including following raw material: neopentyl glycol material, 1,4-CHDM, three
Hydroxymethyl-propane, tetramethylolmethane, 2-butyl-2-ethyl-1,3-propanediol, Mono-n-butyltin, p-phthalic acid, isophthalic diformazan
Acid, 1,4 cyclohexanedicarboxylic acid, 2,6-naphthalene diacid, M-phthalic acid, 1,6-adipic acid.
Each raw material of described synthesis weather resistant polyester resin, its quality component is: neopentyl glycol material 580～660 parts, Isosorbide-5-Nitrae-
Cyclohexanedimethanol 90 parts, trimethylolpropane 15～25 parts, tetramethylolmethane 10～30 parts, 2-butyl-2-ethyl-1,3-the third two
Alcohol 85～90 parts, Mono-n-butyltin 3 parts, p-phthalic acid 90～400 parts, M-phthalic acid 690～990 parts, 1,4-hexamethylene
Alkane dioctyl phthalate 100 parts, 2,6-naphthalene diacid 35 parts, M-phthalic acid 150～160 parts, 1,6-adipic acid 30 parts.
Embodiment 1～5, polyester resin synthesizing formula and performance, it is shown in Table 1:
Table 1 polyester resin embodiment and performance thereof
Remarks: for making test more have comparability, when testing weatherability, spraying surface plate contrasts.
Embodiment 1 is 47% through 1000 hours artificial accelerated aging post-exposure rates；Embodiment 2 exposure rate is 65%；Real
Executing example 3 exposure rate is 69%, and the formula Main change of polyester resin, for promoting p-phthalic acid consumption, shows M-phthalic acid
Good weatherability is in p-phthalic acid, and therefore the polyester resin for super-weathering resistance needs to use M-phthalic acid as main acid
Monomer；Embodiment 1 impact property is 50KG/CM flawless；Embodiment 2 impact property is 30KG/CM flawless；Embodiment 3 is rushed
Hitting performance is 30KG/CM flawless, and in formula, isophthalic acid increases, and film impact property declines.
The polyester resin glass transition temperature (TG) of embodiment 4 preparation is 62.1 DEG C；The polyester resin of embodiment 5 preparation
Glass transition temperature (TG) is 65.3 DEG C, shows that naphthalene diacid forms bigger steric hindrance after accessing polyester resin main chain, can substantially carry
Rise the glass transition temperature of polyester resin, improve the storage stability of the powdery paints of preparation；The polyester tree of embodiment 4 preparation
Fat acid value is 34.9mgKOH/g；The polyester resin acid number of embodiment 5 preparation is 40.3mgKOH/g；The film crosslinking of embodiment 5
Density is high, and film coated surface is fine and close, and moisture and organic solvent are not easily accessible inside film, makes film swelling or hydrolysis occur, therefore
The film of high crosslink density possesses preferable weatherability.
Embodiment 3 is 69% through 1000 hours artificial accelerated aging post-exposure rates；Embodiment 4 is artificial through 1000 hours
Accelerated ageing post-exposure rate is 69%, shows to access on polyester resin molecular backbone 2-butyl-2-ethyl-1,3-PD, 2-
Ethyl on butyl-2-ethyl-1,3-PD forms the effect of shielding protection to the ester bond on side, side, prevents water and soda acid
The electrophilic nucleophilic attack of solution, promotes film anti-hydrolytic performance, introduces 1 simultaneously in embodiment 4 on main chain, 6-ethanedioic acid, fall
The density of ester bond in low polyester resin molecular backbone, can reduce the probability of backbone hydrolysis, promotes coating weatherability.
Embodiment 6:
Described weather resistant polyester resin, its synthesis technique is secondary batching formula technique, i.e. technique (one), and its formula list is shown in Table
2
Table 2 technique (one) formula list
The step of technique (one) is as follows:
The most once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-fourth
Base-2-ethyl-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-
Naphthalene diacid puts in reactor by quality component, and inflated with nitrogen is protected, and when being warmed up to 160 DEG C, starts esterification water；
2. it is continuously heating to 251 DEG C, during reaction no esterification water, obtains colourless transparent resin；
3. secondary batching: by M-phthalic acid, 1,6-adipic acid is put in reactor by quality component, at 240 DEG C～250
Insulation reaction 40～50 minutes under the conditions of DEG C；
4. after having reacted, progressively it is evacuated to 50mmHg, i.e.-0.093Mpa, under the vacuum condition of 255 DEG C, reacts 40
～60 minutes；
5. it is cooled to 200 DEG C, reacts complete, discharging.
Embodiment 7:
Described weather resistant polyester resin, its synthesis technique is the formula technique that feeds intake for three times, i.e. technique (two), and its formula list is shown in Table
3
Table 3 technique (two) formula list
The step of technique (two) is as follows:
The most once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-fourth
Base-2-ethyl-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-
Naphthalene diacid puts in reactor by quality component, and inflated with nitrogen is protected, and when being warmed up to 160 DEG C, starts esterification water；
2. it is continuously heating to 251 DEG C, during reaction no esterification water, obtains colourless transparent resin；
3. secondary batching: M-phthalic acid is put in reactor, under the conditions of 240 DEG C～250 DEG C insulation reaction 40～
50 minutes；
4. after having reacted, progressively it is evacuated to 50mmHg, i.e.-0.093Mpa, under the vacuum condition of 251 DEG C, reacts 40
～60 minutes；
5. feeding intake for three times: by 1,6-adipic acid puts in reactor, insulation reaction 40～50 under the conditions of 240～250 DEG C
Minute；
6. after having reacted, progressively it is evacuated to 50mmHg, i.e.-0.093Mpa, under the vacuum condition of 251 DEG C, reacts 40
～60 minutes；
6. it is cooled to 200 DEG C, reacts complete, discharging.
The polyester synthetic process impact on film performance, is shown in Table 4 techniques (), technique (two) finished product and powdery paints and refers to
Mark:
Table 4 technique (one), technique (two) finished product and powdery paints index
Table 3,4,5 shows, uses same recipe, and technique (one), technique (two) can make the film of texture, and remaining gathers
Ester finished product index, powdery paints index is close.
Technique (one) uses two step synthetic method polyester resin, and this technique is simply efficient, but is detrimental to control molecular weight and divides
Cloth coefficient, the polyester resin breadth coefficient therefore synthesized is big；Technique (two) uses multistep processes synthesizing polyester resin, and this technique can have
Effect reduces the coefficient of dispersion of the polyester resin of synthesis, and the film therefore prepared can prepare stronger texture.
The selection of firming agent of the present invention.TGIC is that it not only carries the earliest for one of the cross-linking agent of outdoor type powdery paints
For good weatherability, the excellent xanthochromia of resistance to overbaking, but also there is other gratifying combination property, therefore resistance to
Time property powdery paints is extensively applied as firming agent.TGIC type powdery paints is widely used in architectural aluminum section, household electrical appliances, family
The numerous areas such as tool, bicycle, outdoor sports equipment and auto parts and components, instead of solvent based coating to a great extent.
It may be said that TGIC is the typical case constituting weather-resistance powder coatings, any weather-resistance powder coatings newly developed will be with
Compare.Through the development of more than 20 years, using TGIC as primary curing dose outdoor weathe resistance powder coating systems
Develop quite ripe, it is provided that include the complete series kinds such as Gao Guang, low light, texture, extra-weather-proof and high and low temperature solidification, this
Be other any weather-resistance powder coatings systems incomparable.Certainly, the most not develop performance permissible
Before replacing the new varieties of TGIC completely, it is still the weather-resistance powder coatings firming agent of first-selection.
The decorative pattern texture auxiliary agent of the present invention.The powdery paints the strongest existing dicoration of the present invention, can hide again substrate table
The defect that face out-of-flatness brings, also helps shortcomings such as overcoming the pin hole of coating itself, pit, Pericarpium Citri tangerinae.It is coated with at fine arts type powder
In material, the agent of decorative pattern texture and other auxiliary agents are the most crucial.What research staff studied applies to pure polyester resin TGIC solidification
Fine arts TEXTURE POWDER COATING auxiliary agent, can form clear lines, and third dimension is strong.Due to different to appearance requirement, so making not
With the fine arts type auxiliary agent used during the art-type powder coatings of decorative pattern and other adjuvants and processing technology and construction requirement etc. also
Incomplete same, even if using same fine arts type auxiliary agent, filler and other adjuvants slightly change, and processing technique
Control the strictest, it is possible to affect effect of decorative patterns, the more difficult control of stability therefore produced in batches.And the generation of texture is with molten
The formation of the local flow difference melting masking liquid is relevant, and the flowing of powdery paints is the biggest, the most beneficially the formation of big lines, but stricture of vagina
The three-dimensional concave-convex sense on road reduces, and the most any change melts the factor of the local flow difference of masking liquid all can affect the shape of texture
Become.At present, the TGIC curing type polyester resin of domestic each polyester resin manufacturer production can substantially meet scattered lines less, thin
The requirement of art-type powder coatings, but be not met by bigger lines, such as middle flower, big-pattern, wanting of the powdery paints such as big wrinkle
Ask.Lines is the least, is the most easily formed, and the stereo concave-convex sense of lines is the best simultaneously.Lines is the biggest, is less susceptible to be formed, the most steady
Qualitative relatively low, lines concave-convex sense also tends to gently.This project uses the modified sludge ice agent of self-control, is a kind of surfactant.Through silicon
Oil modified acrylic ester compounds is made, and auxiliary agent has the narrowest particle diameter distribution after strict control, and has multiple grain
Footpath specification, can arbitrarily regulate decorative pattern size.CAB cellaburate. it is a kind of thixotropic agents, reconciles surface tension.
Powdery paints mainly uses when texture agent.Both the above auxiliary agent can be used alone, but cuts both ways.Research staff takes two
Plant auxiliary agent coordinative role to obtain the effect of decorative patterns of stable favorable reproducibility.
The selection of the weather-proof metallic pigments of the present invention.Most widely used in powdery paints is the gold such as aluminum pigment, Cu-Zn alloy powder
Belong to pigment.
Claims (8)
1. a weather resistant metal pattern effect list is coated with powdery paints, it is characterised in that formula includes end powder A and metal powder B；
Composition component and the percentage by weight thereof of described end powder A be:
Weather resistant polyester resin 55～80%；
Firming agent 4.0～6.2%；
Modified barium sulphate 0～40%；
Plasticizer 0.3～1.5%；
Curing accelerator 0.02～2%；
Auxiliary agent 1～5%；
Pigment 0～25%；
Texture agent 0.05～0.5%；
The synthesis of described weather resistant polyester resin, including following raw material:
Neopentyl glycol, butanediol, 2-methyl-1,3-propanediol, cyclohexane dimethyl carbinol, 2-butyl-2-ethyl-propylene glycol, to benzene
Dioctyl phthalate, M-phthalic acid, adipic acid, thiacyclohexane dioctyl phthalate, trimellitic anhydride, esterification catalyst, antioxidant, 2,6 naphthalene diacid.
Weather resistant metal pattern effect list the most according to claim 1 is coated with powdery paints, it is characterised in that described weather resistant
The synthesis of polyester resin, including following raw material: neopentyl glycol material, 1,4-CHDM, trimethylolpropane, Ji Wusi
Alcohol, 2-butyl-2-ethyl-1,3-propanediol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4-hexamethylene diformazan
Acid, 2,6-naphthalene diacid, M-phthalic acid, 1,6-adipic acid.
Weather resistant metal pattern effect list the most according to claim 2 is coated with powdery paints, it is characterised in that described synthesis is resistance to
Each raw material of time type polyester resin, its quality component is: neopentyl glycol material 580～660 parts, 1,4-CHDM 0～90
Part, trimethylolpropane 0～25 parts, tetramethylolmethane 0～30 parts, 2-butyl-2-ethyl-1,3-propanediol 0～90 parts, monobutyl
Stannum oxide 0～3 parts, p-phthalic acid 0～400 parts, M-phthalic acid 690～990 parts, 1,4 cyclohexanedicarboxylic acid 0～100
Part, 2,6-naphthalene diacid 0～35 parts, M-phthalic acid 150～160 parts, 1,6-adipic acid 0～30 parts.
Weather resistant metal pattern effect list the most according to claim 3 is coated with powdery paints, it is characterised in that described synthesis is resistance to
Each raw material of time type polyester resin, its quality component is: neopentyl glycol material 580～660 parts, 1,4-CHDM 90 parts,
Trimethylolpropane 15～25 parts, tetramethylolmethane 10～30 parts, 2-butyl-2-ethyl-1,3-propanediol 85～90 parts, monobutyl
Stannum oxide 3 parts, p-phthalic acid 90～400 parts, M-phthalic acid 690～990 parts, 1,4 cyclohexanedicarboxylic acid 100 parts, 2,6-
Naphthalene diacid 35 parts, M-phthalic acid 150～160 parts, 1,6-adipic acid 30 parts.
5. being coated with powdery paints according to the weather resistant metal pattern effect list described in Claims 1-4 any one, its feature exists
In, described weather resistant polyester resin, its synthesis technique comprises the following steps:
Once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-butyl-2-second
Base-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-naphthalene diacid
Putting in reactor by quality component, inflated with nitrogen is protected, and when being warmed up to 150～160 DEG C, starts esterification water；
It is continuously heating to 240～260 DEG C, during reaction no esterification water, obtains colourless transparent resin；
Secondary batching: by M-phthalic acid, 1,6-adipic acid is put in reactor by quality component, 240 DEG C ~ 250 DEG C conditions
Lower insulation reaction 40 ~ 50 minutes；
After having reacted, progressively it is evacuated to 50 mmHg, i.e.-0.093Mpa, under the vacuum condition of 245～255 DEG C, reacts 40
~ 60 minutes；
It is cooled to 190～200 DEG C, reacts complete, discharging.
6. it is coated with powdery paints according to the weather resistant metal pattern effect list described in Claims 1-4 any one, is characterised by,
Described weather resistant polyester resin, its synthesis technique comprises the following steps:
Once feed intake: by neopentyl glycol material, 1,4 cyclohexane dimethanol, trimethylolpropane, tetramethylolmethane, 2-butyl-2-second
Base-1,3-propylene glycol, Mono-n-butyltin, p-phthalic acid, M-phthalic acid, 1,4 cyclohexanedicarboxylic acid, 2,6-naphthalene diacid
Putting in reactor by quality component, inflated with nitrogen is protected, and when being warmed up to 150～160 DEG C, starts esterification water；
It is continuously heating to 240～260 DEG C, during reaction no esterification water, obtains colourless transparent resin；
Secondary batching: M-phthalic acid is put in reactor, insulation reaction 40 ~ 50 minutes under the conditions of 240 DEG C ~ 250 DEG C；
After having reacted, progressively it is evacuated to 50 mmHg, i.e.-0.093Mpa, under the vacuum condition of 245～255 DEG C, reacts 40
~ 60 minutes；
Feeding intake for three times: by 1,6-adipic acid puts in reactor, insulation reaction 40 ~ 50 minutes under the conditions of 240～250 DEG C；
After having reacted, progressively it is evacuated to 50 mmHg, i.e.-0.093Mpa, under the vacuum condition of 245～255 DEG C, reacts 40
~ 60 minutes；
It is cooled to 190～200 DEG C, reacts complete, discharging.
7. being coated with powdery paints according to the weather resistant metal pattern effect list described in Claims 1-4 any one, its feature exists
In, the percentage by weight of described end powder A is 90～99.5%, and the percentage by weight of metal powder B is 0.5～10%.
Weather resistant metal pattern effect list the most according to claim 7 is coated with powdery paints, it is characterised in that described metal powder
B includes metallic pigments, composite bead delustering pigment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610638225.9A CN106280914B (en) | 2016-08-04 | 2016-08-04 | A kind of weather-proof metal pattern effect list applies powdery paints |
Applications Claiming Priority (1)
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| CN107602826A (en) * | 2017-08-18 | 2018-01-19 | 帝兴树脂(昆山)有限公司 | The polyester resin for powder coating of TGIC solidifications and the powder paint compositions comprising polyester resin |
| CN107987666A (en) * | 2017-12-01 | 2018-05-04 | 成都信达高分子材料有限公司 | A kind of zinc-rich double antiseptic powder coating |
| CN108003758A (en) * | 2017-12-01 | 2018-05-08 | 成都信达高分子材料有限公司 | A kind of extra-weather-proof TGIC curing types powdery paints |
| CN108003685A (en) * | 2017-12-01 | 2018-05-08 | 成都信达高分子材料有限公司 | A kind of fine arts zinc-rich anti-corrosive powder paint |
| CN108047877A (en) * | 2017-12-01 | 2018-05-18 | 成都信达高分子材料有限公司 | A kind of fine arts type epoxy resin zinc-rich anti-corrosive powder paint |
| CN108084840A (en) * | 2017-12-01 | 2018-05-29 | 成都信达高分子材料有限公司 | A kind of pure epoxy powdery paints and preparation method thereof |
| CN109266185A (en) * | 2018-10-16 | 2019-01-25 | 上海国丽粉体涂料有限公司 | A kind of powdery paints and application thereof |
| CN109293906A (en) * | 2018-09-26 | 2019-02-01 | 上海维凯光电新材料有限公司 | High-weatherability polyester and its synthetic method for solar energy backboard multilayer film bonding |
| CN109337529A (en) * | 2018-09-29 | 2019-02-15 | 廊坊艾格玛新立材料科技有限公司 | A kind of super-durable stereo metal wire-drawing effect coating and its production method |
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| CN107602826A (en) * | 2017-08-18 | 2018-01-19 | 帝兴树脂(昆山)有限公司 | The polyester resin for powder coating of TGIC solidifications and the powder paint compositions comprising polyester resin |
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| CN109293906A (en) * | 2018-09-26 | 2019-02-01 | 上海维凯光电新材料有限公司 | High-weatherability polyester and its synthetic method for solar energy backboard multilayer film bonding |
| CN109337529A (en) * | 2018-09-29 | 2019-02-15 | 廊坊艾格玛新立材料科技有限公司 | A kind of super-durable stereo metal wire-drawing effect coating and its production method |
| CN109266185A (en) * | 2018-10-16 | 2019-01-25 | 上海国丽粉体涂料有限公司 | A kind of powdery paints and application thereof |
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