JP2023016184A - 粉体塗料組成物 - Google Patents
粉体塗料組成物 Download PDFInfo
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- JP2023016184A JP2023016184A JP2021120332A JP2021120332A JP2023016184A JP 2023016184 A JP2023016184 A JP 2023016184A JP 2021120332 A JP2021120332 A JP 2021120332A JP 2021120332 A JP2021120332 A JP 2021120332A JP 2023016184 A JP2023016184 A JP 2023016184A
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- 239000000843 powder Substances 0.000 title claims abstract description 111
- 239000008199 coating composition Substances 0.000 title claims abstract description 79
- 238000000576 coating method Methods 0.000 claims abstract description 71
- 229920001577 copolymer Polymers 0.000 claims abstract description 71
- 239000011248 coating agent Substances 0.000 claims abstract description 61
- 238000002844 melting Methods 0.000 claims abstract description 24
- 230000008018 melting Effects 0.000 claims abstract description 24
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000155 melt Substances 0.000 claims abstract description 9
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 15
- 239000012760 heat stabilizer Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 11
- 239000000049 pigment Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- -1 perfluoroalkyl vinyl ether Chemical compound 0.000 claims description 9
- 238000007610 electrostatic coating method Methods 0.000 claims description 8
- 125000001741 organic sulfur group Chemical group 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 5
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- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 2
- 238000005260 corrosion Methods 0.000 description 14
- 230000007797 corrosion Effects 0.000 description 13
- 239000002987 primer (paints) Substances 0.000 description 13
- BZPCMSSQHRAJCC-UHFFFAOYSA-N 1,2,3,3,4,4,5,5,5-nonafluoro-1-(1,2,3,3,4,4,5,5,5-nonafluoropent-1-enoxy)pent-1-ene Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)=C(F)OC(F)=C(F)C(F)(F)C(F)(F)C(F)(F)F BZPCMSSQHRAJCC-UHFFFAOYSA-N 0.000 description 11
- 239000000126 substance Substances 0.000 description 10
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
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- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
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- 229910052742 iron Inorganic materials 0.000 description 4
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- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 4
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical class C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
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- BLTXWCKMNMYXEA-UHFFFAOYSA-N 1,1,2-trifluoro-2-(trifluoromethoxy)ethene Chemical compound FC(F)=C(F)OC(F)(F)F BLTXWCKMNMYXEA-UHFFFAOYSA-N 0.000 description 2
- WUMVZXWBOFOYAW-UHFFFAOYSA-N 1,2,3,3,4,4,4-heptafluoro-1-(1,2,3,3,4,4,4-heptafluorobut-1-enoxy)but-1-ene Chemical compound FC(F)(F)C(F)(F)C(F)=C(F)OC(F)=C(F)C(F)(F)C(F)(F)F WUMVZXWBOFOYAW-UHFFFAOYSA-N 0.000 description 2
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- PDQAZBWRQCGBEV-UHFFFAOYSA-N Ethylenethiourea Chemical class S=C1NCCN1 PDQAZBWRQCGBEV-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 150000004982 aromatic amines Chemical class 0.000 description 2
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
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- AUZONCFQVSMFAP-UHFFFAOYSA-N disulfiram Chemical compound CCN(CC)C(=S)SSC(=S)N(CC)CC AUZONCFQVSMFAP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 230000007774 longterm Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
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- KHXKESCWFMPTFT-UHFFFAOYSA-N 1,1,1,2,2,3,3-heptafluoro-3-(1,2,2-trifluoroethenoxy)propane Chemical compound FC(F)=C(F)OC(F)(F)C(F)(F)C(F)(F)F KHXKESCWFMPTFT-UHFFFAOYSA-N 0.000 description 1
- NWFVONWTBGQHGT-UHFFFAOYSA-N 1,3-didodecylthiourea Chemical compound CCCCCCCCCCCCNC(=S)NCCCCCCCCCCCC NWFVONWTBGQHGT-UHFFFAOYSA-N 0.000 description 1
- VETPHHXZEJAYOB-UHFFFAOYSA-N 1-n,4-n-dinaphthalen-2-ylbenzene-1,4-diamine Chemical compound C1=CC=CC2=CC(NC=3C=CC(NC=4C=C5C=CC=CC5=CC=4)=CC=3)=CC=C21 VETPHHXZEJAYOB-UHFFFAOYSA-N 0.000 description 1
- XGIDEUICZZXBFQ-UHFFFAOYSA-N 1h-benzimidazol-2-ylmethanethiol Chemical compound C1=CC=C2NC(CS)=NC2=C1 XGIDEUICZZXBFQ-UHFFFAOYSA-N 0.000 description 1
- FXNDIJDIPNCZQJ-UHFFFAOYSA-N 2,4,4-trimethylpent-1-ene Chemical group CC(=C)CC(C)(C)C FXNDIJDIPNCZQJ-UHFFFAOYSA-N 0.000 description 1
- BUZICZZQJDLXJN-UHFFFAOYSA-N 3-azaniumyl-4-hydroxybutanoate Chemical compound OCC(N)CC(O)=O BUZICZZQJDLXJN-UHFFFAOYSA-N 0.000 description 1
- QNTARNCGFNQQRP-UHFFFAOYSA-N 5-carbamothioylsulfanylpentyl carbamodithioate Chemical compound NC(=S)SCCCCCSC(N)=S QNTARNCGFNQQRP-UHFFFAOYSA-N 0.000 description 1
- KFFQABQEJATQAT-UHFFFAOYSA-N N,N'-dibutylthiourea Chemical compound CCCCNC(=S)NCCCC KFFQABQEJATQAT-UHFFFAOYSA-N 0.000 description 1
- FLVIGYVXZHLUHP-UHFFFAOYSA-N N,N'-diethylthiourea Chemical compound CCNC(=S)NCC FLVIGYVXZHLUHP-UHFFFAOYSA-N 0.000 description 1
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical compound C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 description 1
- KEQFTVQCIQJIQW-UHFFFAOYSA-N N-Phenyl-2-naphthylamine Chemical compound C=1C=C2C=CC=CC2=CC=1NC1=CC=CC=C1 KEQFTVQCIQJIQW-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 150000003946 cyclohexylamines Chemical class 0.000 description 1
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical class C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 1
- PGAXJQVAHDTGBB-UHFFFAOYSA-N dibutylcarbamothioylsulfanyl n,n-dibutylcarbamodithioate Chemical compound CCCCN(CCCC)C(=S)SSC(=S)N(CCCC)CCCC PGAXJQVAHDTGBB-UHFFFAOYSA-N 0.000 description 1
- SZRLKIKBPASKQH-UHFFFAOYSA-N dibutyldithiocarbamic acid Chemical compound CCCCN(C(S)=S)CCCC SZRLKIKBPASKQH-UHFFFAOYSA-N 0.000 description 1
- LMBWSYZSUOEYSN-UHFFFAOYSA-N diethyldithiocarbamic acid Chemical compound CCN(CC)C(S)=S LMBWSYZSUOEYSN-UHFFFAOYSA-N 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000007580 dry-mixing Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- BDSYEKLSEKMQDH-UHFFFAOYSA-N ethyl(phenyl)carbamodithioic acid Chemical compound CCN(C(S)=S)C1=CC=CC=C1 BDSYEKLSEKMQDH-UHFFFAOYSA-N 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- GQWNEBHACPGBIG-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)-2-[2-(1,3-benzothiazol-2-ylsulfanylamino)ethoxy]ethanamine Chemical compound C1=CC=C2SC(SNCCOCCNSC=3SC4=CC=CC=C4N=3)=NC2=C1 GQWNEBHACPGBIG-UHFFFAOYSA-N 0.000 description 1
- IUJLOAKJZQBENM-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)-2-methylpropan-2-amine Chemical compound C1=CC=C2SC(SNC(C)(C)C)=NC2=C1 IUJLOAKJZQBENM-UHFFFAOYSA-N 0.000 description 1
- DEQZTKGFXNUBJL-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)cyclohexanamine Chemical compound C1CCCCC1NSC1=NC2=CC=CC=C2S1 DEQZTKGFXNUBJL-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 150000004986 phenylenediamines Chemical class 0.000 description 1
- 150000003053 piperidines Chemical class 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002265 redox agent Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
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- 238000005488 sandblasting Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- 238000004381 surface treatment Methods 0.000 description 1
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- 150000003585 thioureas Chemical class 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
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- 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
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
-
- 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
- C09D5/031—Powdery paints characterised by particle size or shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
- B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
- B05D1/12—Applying particulate materials
-
- 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal 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
- B32B15/082—Layered products comprising a layer of metal comprising metal 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 comprising vinyl resins; comprising acrylic resins
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- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F214/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F214/18—Monomers containing fluorine
- C08F214/26—Tetrafluoroethene
- C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/014—Stabilisers against oxidation, heat, light or ozone
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/16—Homopolymers or copolymers or vinylidene fluoride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/20—Homopolymers or copolymers of hexafluoropropene
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- 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
- C09D5/036—Stabilisers
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- C—CHEMISTRY; METALLURGY
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
Description
フッ素樹脂は、耐食性のほかに非粘着性をも有するので、耐食ライニングの表面に汚染物質が付着することを化学的に防止し得る点で、防汚性付与にも寄与するものである。
上記熱安定剤が、アミン系酸化防止剤、有機硫黄含有化合物及び金属粉末からなる群から選択される少なくとも1種であることが好ましい。
また、本開示は、上記粉体塗料組成物から静電塗装法により形成される皮膜でもある。
本開示は、上記皮膜を表面層に含む積層体でもある。
本開示は、金属基材が配管、パイプまたはダクトであり、その内面に上記皮膜が設けられた塗装物品でもある。
プライマー層の表面に、上記粉体塗料組成物を用いて、静電塗装法により皮膜を形成する工程(2)
を有する皮膜成形方法でもある。
本開示の粉体塗料組成物は、テトラフルオロエチレン系共重合体を含有する粉体塗料組成物であって、前記テトラフルオロエチレン系共重合体が、9.0~13.0質量%のヘキサフルオロプロピレン及び0.8~3.0質量%のパーフルオロアルキルビニルエーテルとテトラフルオロエチレンとの共重合体であり、メルトフローレートが13~26g/10分であり、融点が240~270℃であることを特徴とする。
本開示の粉体塗料組成物は、特定のテトラフルオロエチレン系共重合体の組成比、MFR及び融点を有するテトラフルオロエチレン系共重合体を用いることによって、塗装回数に関わらず、良好な表面平滑性を有する皮膜を形成することができるものである。
特に、本開示の粉体塗料組成物は、通常、複数回塗装を行う静電塗装による塗布方法に好適である。
本明細書において、上記TFE系共重合体とは、共重合組成としてTFEを主成分に有する共重合体を意味する。本明細書において、上記共重合組成とは、上記TFE系共重合体の化学構造の基本単位である単量体単位の種類と、上記各種類の単量体単位の上記TFE系共重合体における量(質量%)を意味する。
好ましいHFPの量の下限は10質量%であり、好ましい上限は12質量%である。
また、本開示の目的を損なわない範囲で、その他の単量体を含んでも良い。
本開示において、MFRを上記範囲とすることで、粉体塗料組成物を複数回塗布する場合、粉体塗料組成物から形成された皮膜上に、更に、粉体塗料組成物を塗装しても、皮膜の表面平滑性が良好となるものである。
好ましいMFRの下限は15質量%であり、好ましいMFRの上限は25質量%である。
本明細書において、上記MFRは、ASTM D2116に従って、温度372℃、荷重5kgとして測定される値である。
本明細書において、上記融点は、ASTM D2116に従って測定される値である。
上記粉体塗料組成物の平均粒子径は、また、必要に応じて静電塗装により形成したい膜厚に応じて、より好ましい範囲が決められ、上述の薄塗りに用いる場合は、10~40μmがより好ましく、上述の厚塗りに用いる場合は、40~70μmがより好ましい。
本明細書において、上記平均粒子径は、レーザー回析法により測定する値である。具体的には、マイクロトラック社製MT-3300IIにより測定される体積基準のメジアン径である。
本明細書において、上記見掛け密度(g/ml)は、JIS K 6891に準拠した測定により得られる値である。
上記熱安定剤としては、上記TFE系共重合体の酸化を防止する点から、アミン系酸化防止剤、有機硫黄含有化合物及び金属粉末からなる群から選択される少なくとも1種であることが好ましい。
上記有機硫黄含有化合物としては、また、例えば、N,N’-ジエチルチオ尿素、ジブチルチオ尿素、ジラウリルチオ尿素等のチオ尿素誘導体等であってもよい。
上記熱安定剤としては、本開示の粉体塗料組成物が、化学・医療用器具、半導体製造設備等の用途に用いられる場合、金属残渣の残らない非金属化合物が好ましい。
上記着色顔料は、上記TFE系共重合体100質量部に対し0.001~5質量部であることが好ましい。0.001質量部未満であると、目的とする着色が得られない場合があり、5質量部を超えると、得られる皮膜に発泡が起る場合がある。より好ましくは、0.003~2質量部である。
上記添加剤等としては、例えば、防錆等を目的として、防錆顔料、焼成顔料等のその他の顔料;塗膜の収縮防止を目的として、カーボン繊維、ガラス繊維、ガラスフレーク、マイカ等の塗膜補強材;導電性付与を目的として、導電性カーボン等の導電性付与材等が挙げられ、レベリング剤、帯電防止剤等であってもよい。
これらの平均粒径は、レーザー回析法により測定する値である。具体的には、マイクロトラック社製MT-3300IIにより測定される体積基準のメジアン径である。
上記粉体塗料の製造方法としては、また、上記TFE系共重合体、上記安定剤及び必要に応じて上記添加剤等を予め混合機で混合し、次いで、ニーダー、溶融押出し機等で溶融混練した後、粉砕し、必要に応じて分級する方法を用いてもよい。
本開示の粉体塗料組成物を、上記金属基材に使用することは、基材の腐食を防止できる点で有利である。
上記基材としては、特に、鉄、アルミニウム又はステンレスからなるものがより好ましい。
プライマーとしては、通常使用されている、フッ素樹脂を含むプライマー等が挙げられる。
また、上記のように、本開示の粉体塗料組成物から静電塗装法により形成される皮膜も本開示の1つである。
本開示の積層体としては、上記のように、本開示の粉体塗料組成物を複数回塗装し、皮膜を積層したものや、プライマー皮膜の上に、本開示の粉体塗料物から形成された皮膜を設けたもの等が挙げられる。このような積層体において、本開示の粉体塗料組成物からなる皮膜が最外層であることが好ましい。
また、金属基材が配管、パイプまたはダクトであり、その内面に本開示の皮膜が設けられた塗装物品も本開示の1つである。
本開示の皮膜は、金属基材上に直接設けられていても、プライマー皮膜を介して設けられていても良い。
プライマー皮膜の表面に、請求項1~4のいずれか1に記載の粉体塗料組成物を用いて、静電塗装法により皮膜を形成する工程(2)
を有する皮膜成形方法も本開示の1つである。
以下の実施例においては特に言及しない場合は、「部」「%」はそれぞれ「質量部」「質量%」を表す。
TFE系共重合体粉末A(HFP11.1%、PPVE1.0%、372℃におけるメルトフローレート17.0g/10分、融点258℃)をローラーコンパクターでシート状に圧縮し、数mm程度の大きさに解砕した後にハンマーミルで粉砕して、平均粒径50~60μm、見掛け密度0.80~0.90g/mlの粉体塗料組成物Aを得た。
脱脂された鉄基材(100mm×200mm×5mm)に、80メッシュのアルミナとしてトサエメリー(宇治電化学工業社製)を0.5MPaの圧力でブラストを行い、エアーでブラスト粉を除去した。そして、プライマーとしてTC-11000(ダイキン工業社製)を塗装、乾燥させて30~50μmの皮膜を得た。
このプライマー皮膜の上に、粉体塗料組成物Aを静電塗装法にて塗布した後に、乾燥炉中で垂直に吊り下げて285℃で30分間焼成し、膜厚約150μmの皮膜を得た。
さらに、この皮膜の上に、粉体塗料組成物Aによる塗布、焼成の工程を4回繰り返し、総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末B(HFP11.7(質量%)、PPVE1.0(質量%)、372℃におけるメルトフローレート25.0g/10分、融点255℃)を用い、粉体塗料組成物Bを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末C(HFP11.4(質量%)、PPVE0.8(質量%)、372℃におけるメルトフローレート21.8g/10分、融点257℃)を用い、粉体塗料組成物Cを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末D(HFP9.8(質量%)、PPVE2.6(質量%)、372℃におけるメルトフローレート20.5g/10分、融点265℃)を用い、粉体塗料組成物Dを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末E(HFP12.5(質量%)、PPVE1.0(質量%)、372℃におけるメルトフローレート25.6g/10分、融点250℃)を用い、粉体塗料組成物Eを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末F(HFP11.5(質量%)、PPVE0.9(質量%)、372℃におけるメルトフローレート35.0g/10分、融点257℃)を用い、粉体塗料組成物Fを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末G(HFP11.0(質量%)、PPVE1.0(質量%)、372℃におけるメルトフローレート7.0g/10分、融点258℃)を用い、粉体塗料組成物Gを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末H(HFP6.8(質量%)、PPVE1.3(質量%)、372℃におけるメルトフローレート18.3g/10分、融点280℃)を用い、粉体塗料組成物Hを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
TFE共重合粉末Aに代えて、TFE共重合粉末I(HFP15.0(質量%)、PPVE0.1(質量%)、372℃におけるメルトフローレート20.0g/10分、融点230℃)を用い、粉体塗料組成物Iを得たこと以外は、実施例1と同様の手順を実施して、膜厚約150μmの皮膜と総膜厚約500μmの皮膜を得た。
その結果を表1に併せて示す。
表面粗度Ra(算術平均粗さ)は、表面粗さ形状測定機(株式会社ミツトヨ社製 SJ-210)を使用し、JIS B 0601-1994に準拠して、測定点数5点の測定値を平均して算出した。
本開示において、MFRを上記範囲とすることで、粉体塗料組成物を複数回塗布する場合、粉体塗料組成物から形成された皮膜上に、更に、粉体塗料組成物を塗装しても、皮膜の表面平滑性が良好となるものである。
好ましいMFRの下限は15g/10分であり、好ましいMFRの上限は25g/10分である。
Claims (11)
- テトラフルオロエチレン系共重合体を含有する粉体塗料組成物であって、前記テトラフルオロエチレン系共重合体が、9.0~13.0質量%のヘキサフルオロプロピレン及び0.8~3.0質量%のパーフルオロアルキルビニルエーテルとテトラフルオロエチレンとの共重合体であり、メルトフローレートが13~26(g/10分)であり、融点が240~270℃であることを特徴とする粉体塗料組成物。
- 上記テトラフルオロエチレン系共重合体の平均粒子径が5~500μmであり、見掛密度が0.5~1.1(g/ml)である、請求項1に記載の粉体塗料組成物。
- 熱安定剤および/または着色顔料を含む、請求項1または2に記載の粉体塗料組成物。
- 上記熱安定剤が、アミン系酸化防止剤、有機硫黄含有化合物及び金属粉末からなる群から選択される少なくとも1種である、請求項1~3のいずれか1に記載の粉体塗料組成物。
- 請求項1~4のいずれか1に記載の粉体塗料組成物から形成される皮膜。
- 請求項1~4のいずれか1に記載の粉体塗料組成物から静電塗装法により形成される皮膜。
- 請求項5に記載の皮膜を含む積層体。
- 請求項5に記載の皮膜を表面層に含む積層体。
- 請求項5に記載の皮膜が金属基材上に設けられた塗装物品。
- 金属基材が配管、パイプまたはダクトであり、その内面に請求項5に記載の皮膜が設けられた塗装物品。
- 被塗装物にプライマー皮膜を形成する工程(1)、
プライマー皮膜の表面に、請求項1~4のいずれか1に記載の粉体塗料組成物を用いて、静電塗装法により皮膜を形成する工程(2)
を有する皮膜成形方法。
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CN202280047534.2A CN117616092A (zh) | 2021-07-21 | 2022-07-21 | 粉体涂料组合物 |
TW111127420A TWI836522B (zh) | 2021-07-21 | 2022-07-21 | 粉體塗料組成物 |
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KR1020247000156A KR102651373B1 (ko) | 2021-07-21 | 2022-07-21 | 분체 도료 조성물 |
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Citations (9)
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JP2000026767A (ja) * | 1998-05-01 | 2000-01-25 | Daikin Ind Ltd | 熱硬化性粉体塗料組成物 |
WO2001036504A1 (fr) * | 1999-11-16 | 2001-05-25 | Daikin Industries, Ltd. | Fluorocopolymere |
JP2003003111A (ja) * | 2001-06-18 | 2003-01-08 | Daikin Ind Ltd | 粉体塗料 |
WO2003006566A1 (fr) * | 2001-06-18 | 2003-01-23 | Daikin Industries, Ltd. | Matiere de revetement en poudre |
WO2003022922A1 (fr) * | 2001-09-11 | 2003-03-20 | Daikin Industries, Ltd. | Composition de fluororesine, procede de production associe et cable enduit de cette composition |
JP2006111885A (ja) * | 1997-06-23 | 2006-04-27 | Daikin Ind Ltd | テトラフルオロエチレン共重合体 |
WO2008047759A1 (fr) * | 2006-10-20 | 2008-04-24 | Daikin Industries, Ltd. | Copolymère contenant du fluor et article moulé de celui-ci |
JP2011202033A (ja) * | 2010-03-25 | 2011-10-13 | Nippon Futsuso Kogyo Kk | 塗料組成物、それを用いた被膜製造方法および被膜体 |
JP2016169339A (ja) * | 2015-03-13 | 2016-09-23 | 三井・デュポンフロロケミカル株式会社 | 熱溶融性フッ素樹脂粉体塗料 |
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JPH075743B2 (ja) | 1986-12-22 | 1995-01-25 | ダイキン工業株式会社 | テトラフルオロエチレン系共重合体粉末およびその製造法 |
WO2013146078A1 (ja) * | 2012-03-26 | 2013-10-03 | ダイキン工業株式会社 | 複合粒子、粉体塗料、塗膜、積層体、及び、複合粒子の製造方法 |
JP6949035B2 (ja) * | 2016-09-06 | 2021-10-13 | ダイキン工業株式会社 | 積層体及び共重合体 |
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Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006111885A (ja) * | 1997-06-23 | 2006-04-27 | Daikin Ind Ltd | テトラフルオロエチレン共重合体 |
JP2000026767A (ja) * | 1998-05-01 | 2000-01-25 | Daikin Ind Ltd | 熱硬化性粉体塗料組成物 |
WO2001036504A1 (fr) * | 1999-11-16 | 2001-05-25 | Daikin Industries, Ltd. | Fluorocopolymere |
JP2003003111A (ja) * | 2001-06-18 | 2003-01-08 | Daikin Ind Ltd | 粉体塗料 |
WO2003006566A1 (fr) * | 2001-06-18 | 2003-01-23 | Daikin Industries, Ltd. | Matiere de revetement en poudre |
WO2003022922A1 (fr) * | 2001-09-11 | 2003-03-20 | Daikin Industries, Ltd. | Composition de fluororesine, procede de production associe et cable enduit de cette composition |
WO2008047759A1 (fr) * | 2006-10-20 | 2008-04-24 | Daikin Industries, Ltd. | Copolymère contenant du fluor et article moulé de celui-ci |
JP2011202033A (ja) * | 2010-03-25 | 2011-10-13 | Nippon Futsuso Kogyo Kk | 塗料組成物、それを用いた被膜製造方法および被膜体 |
JP2016169339A (ja) * | 2015-03-13 | 2016-09-23 | 三井・デュポンフロロケミカル株式会社 | 熱溶融性フッ素樹脂粉体塗料 |
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KR102651373B1 (ko) | 2024-03-26 |
JP7265192B2 (ja) | 2023-04-26 |
TW202313728A (zh) | 2023-04-01 |
KR20240010575A (ko) | 2024-01-23 |
CN117616092A (zh) | 2024-02-27 |
EP4344871A1 (en) | 2024-04-03 |
US20240141195A1 (en) | 2024-05-02 |
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