JP2021508619A - 低tvoc放出性シリコーン複合シート - Google Patents
低tvoc放出性シリコーン複合シート Download PDFInfo
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- JP2021508619A JP2021508619A JP2020536518A JP2020536518A JP2021508619A JP 2021508619 A JP2021508619 A JP 2021508619A JP 2020536518 A JP2020536518 A JP 2020536518A JP 2020536518 A JP2020536518 A JP 2020536518A JP 2021508619 A JP2021508619 A JP 2021508619A
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- 229920001296 polysiloxane Polymers 0.000 title claims abstract description 58
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 239000010410 layer Substances 0.000 claims abstract description 117
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 49
- 239000012855 volatile organic compound Substances 0.000 claims abstract description 44
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 239000013464 silicone adhesive Substances 0.000 claims abstract description 38
- 238000000576 coating method Methods 0.000 claims abstract description 37
- 239000000654 additive Substances 0.000 claims abstract description 24
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 21
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 16
- 230000000996 additive effect Effects 0.000 claims abstract description 15
- 239000004944 Liquid Silicone Rubber Substances 0.000 claims abstract description 10
- 238000006459 hydrosilylation reaction Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000007809 chemical reaction catalyst Substances 0.000 claims abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 229920006254 polymer film Polymers 0.000 claims abstract description 5
- 239000004945 silicone rubber Substances 0.000 claims abstract description 5
- -1 polypropylene Polymers 0.000 claims description 78
- 239000000463 material Substances 0.000 claims description 27
- 239000012790 adhesive layer Substances 0.000 claims description 21
- 125000004432 carbon atom Chemical group C* 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 17
- 229920002554 vinyl polymer Polymers 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 15
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- 239000002649 leather substitute Substances 0.000 claims description 12
- 239000002318 adhesion promoter Substances 0.000 claims description 11
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 10
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- 125000005375 organosiloxane group Chemical group 0.000 claims description 8
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- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 5
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 4
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 229920006136 organohydrogenpolysiloxane Polymers 0.000 claims description 4
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 3
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims description 3
- 239000002759 woven fabric Substances 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
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- 239000011152 fibreglass Substances 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
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- 125000004429 atom Chemical group 0.000 claims 2
- IYGOFTAQEXCQCQ-UHFFFAOYSA-N diethoxy-ethyl-[1-(7-oxabicyclo[4.1.0]heptan-6-yl)ethoxy]silane Chemical compound C1CCCC2OC21C(C)O[Si](CC)(OCC)OCC IYGOFTAQEXCQCQ-UHFFFAOYSA-N 0.000 claims 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 claims 1
- DQZNLOXENNXVAD-UHFFFAOYSA-N trimethoxy-[2-(7-oxabicyclo[4.1.0]heptan-4-yl)ethyl]silane Chemical compound C1C(CC[Si](OC)(OC)OC)CCC2OC21 DQZNLOXENNXVAD-UHFFFAOYSA-N 0.000 claims 1
- 125000000962 organic group Chemical group 0.000 abstract 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 15
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- 229910052697 platinum Inorganic materials 0.000 description 7
- 229920002302 Nylon 6,6 Polymers 0.000 description 6
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- OWRCNXZUPFZXOS-UHFFFAOYSA-N 1,3-diphenylguanidine Chemical compound C=1C=CC=CC=1NC(=N)NC1=CC=CC=C1 OWRCNXZUPFZXOS-UHFFFAOYSA-N 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
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- 230000000052 comparative effect Effects 0.000 description 4
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- 239000000126 substance Substances 0.000 description 3
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 3
- 241001247482 Amsonia Species 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 235000014510 cooky Nutrition 0.000 description 2
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- 230000006378 damage Effects 0.000 description 2
- SBRXLTRZCJVAPH-UHFFFAOYSA-N ethyl(trimethoxy)silane Chemical compound CC[Si](OC)(OC)OC SBRXLTRZCJVAPH-UHFFFAOYSA-N 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
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- 239000000047 product Substances 0.000 description 2
- 239000012763 reinforcing filler Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- UDUKMRHNZZLJRB-UHFFFAOYSA-N triethoxy-[2-(7-oxabicyclo[4.1.0]heptan-4-yl)ethyl]silane Chemical compound C1C(CC[Si](OCC)(OCC)OCC)CCC2OC21 UDUKMRHNZZLJRB-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- CGMFKBXPQJJHBR-UHFFFAOYSA-N [SiH3]O[SiH](C=C)C=C Chemical compound [SiH3]O[SiH](C=C)C=C CGMFKBXPQJJHBR-UHFFFAOYSA-N 0.000 description 1
- 125000004018 acid anhydride group Chemical group 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- FSIJKGMIQTVTNP-UHFFFAOYSA-N bis(ethenyl)-methyl-trimethylsilyloxysilane Chemical compound C[Si](C)(C)O[Si](C)(C=C)C=C FSIJKGMIQTVTNP-UHFFFAOYSA-N 0.000 description 1
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000012482 calibration solution Substances 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- QCDFRRQWKKLIKV-UHFFFAOYSA-M chloroplatinum Chemical compound [Pt]Cl QCDFRRQWKKLIKV-UHFFFAOYSA-M 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 150000001923 cyclic compounds Chemical class 0.000 description 1
- 150000001934 cyclohexanes Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- VZCYOOQTPOCHFL-OWOJBTEDSA-L fumarate(2-) Chemical compound [O-]C(=O)\C=C\C([O-])=O VZCYOOQTPOCHFL-OWOJBTEDSA-L 0.000 description 1
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- 238000000769 gas chromatography-flame ionisation detection Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
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- 239000011256 inorganic filler Substances 0.000 description 1
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- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 150000003057 platinum Chemical class 0.000 description 1
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- 229920000642 polymer Polymers 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 150000003284 rhodium compounds Chemical class 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
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- 239000002356 single layer Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
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- 239000004408 titanium dioxide Substances 0.000 description 1
- 150000003613 toluenes Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- UHUUYVZLXJHWDV-UHFFFAOYSA-N trimethyl(methylsilyloxy)silane Chemical compound C[SiH2]O[Si](C)(C)C UHUUYVZLXJHWDV-UHFFFAOYSA-N 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
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- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
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- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/20—Layered products comprising a layer of natural or synthetic rubber comprising silicone rubber
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- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
- B32B27/283—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polysiloxanes
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- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
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- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
- B32B9/025—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch comprising leather
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/12—Polysiloxanes containing silicon bound to hydrogen
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- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
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- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/70—Siloxanes defined by use of the MDTQ nomenclature
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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
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- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5425—Silicon-containing compounds containing oxygen containing at least one C=C bond
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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
- C08K5/00—Use of organic ingredients
- C08K5/56—Organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon bond
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
Claims (16)
- 下記1)〜3):
1)布帛又はポリマーフィルムから選択される基材層、
2)前記基材層上にコーティングされた、揮発性有機化合物(VOC)放出性添加剤を含有するシリコーン接着剤層、及び
3)前記シリコーン接着剤層に隣接した補強層:
を含む複合シートであって、
前記シリコーン接着剤層のコーティング量が、前記シリコーン接着剤層及び前記補強層の合計コーティング量を基準として、45重量%未満、好ましくは35重量%未満、より一層好ましくは20重量%未満であり、
前記シリコーン接着剤層及び補強層の両方が液状シリコーンゴム(LSR)又は室温加硫シリコーンゴム(RTV)を含有するか又はそれらから本質的に成り、且つ
前記補強層が下記A)〜C):
A)ケイ素原子結合アルケニル基を1分子中に平均1個以上有するオルガノポリシロキサン;
B)オルガノハイドロジェンポリシロキサン;及び
C)前記組成物を硬化させるのに有効量で存在するヒドロシリル化反応触媒:
を含む1つ以上のコーティングを含有する、
前記複合シート。 - 前記基材が織布若しくは不織布から選択される布帛、又はポリプロピレン、ポリエチレン、ファイバーグラス、ポリアミド及びポリ(エチレン)テレフタレートから選択されるポリマーフィルム、又はそれらの組成物若しくは混合物であり、好ましくはエアバッグ又は人工皮革又は少なくともそれらの一部であることを特徴とする、請求項1に記載の複合シート。
- 全揮発性有機化合物(TVOC)放出が100μgC/g未満、好ましくは70μgC/g未満、より一層好ましくは50μgC/g未満であることを特徴とする、請求項1又は2に記載の複合シート。
- VOC放出性添加剤の総量の少なくとも60%、好ましくは少なくとも70%又は80%又は95%、より一層好ましくは100%が前記シリコーン接着剤層中に含有されることを特徴とする、請求項1〜3のいずれかに記載の複合シート。
- 前記VOC放出性添加剤が、そのままの又は一部加水分解したビニル含有シラン又はオルガノシロキサン及びその反応生成物の内の1種並びにそのままの又は一部加水分解したエポキシ官能基官能化シラン又はオルガノシロキサン及びその反応生成物の内の1種から選択される接着促進剤、好ましくはエポキシシラン、アルコキシシラン、アリールオキシシラン又はそれらのオリゴマーから選択される接着促進剤;より一層好ましくは3−グリシドキシプロピルトリメトキシシラン、オクチルトリエトキシシラン、ビニルトリエトキシシラン、ビニルトリメトキシシラン、γ−メタクリルオキシプロピルトリメトキシシラン、β−(3,4−エポキシシクロヘキシル)エチルトリメトキシシラン及びβ−(3,4−エポキシシクロヘキシル)エチルトリエトキシシランから選択される接着促進剤であることを特徴とする、請求項1〜4のいずれかに記載の複合シート。
- 前記シリコーン接着剤層が液状シリコーンゴム(LSR)又は室温加硫シリコーンゴム(RTV)を含むか又はそれらから本質的に成り、好ましくは下記A)〜D):
A)ケイ素原子結合アルケニル基を1分子中に平均1個以上有するオルガノポリシロキサン;
B)オルガノハイドロジェンポリシロキサン;
C)前記組成物を硬化させるのに有効量で存在するヒドロシリル化反応触媒;及び
D)VOC放出性添加剤、好ましくは接着促進剤
を含む組成物であることを特徴とする、請求項1〜5のいずれかに記載の複合シート。 - 前記VOC放出性添加剤、好ましくは接着促進剤の量がコンポーネントAのオルガノポリシロキサン100重量部当たり0.01〜5重量部、好ましくは1〜3重量部であることを特徴とする、請求項6に記載の複合シート。
- 前記オルガノポリシロキサンが、式R3SiO1/2のシロキサン単位M、式R2SiO2/2のシロキサン単位D、式RSiO3/2のシロキサン単位T及び式SiO4/2のシロキサン単位Q(ここで、Rは1〜20個の炭素原子を有する一価炭化水素基を表す)より成る群から選択される少なくとも2個の異なるシロキサン単位を含み、但し、これらシロキサン単位の内の少なくとも1個がシロキサン単位T又はQであり且つシロキサン単位M、D及びTの内の少なくとも1個がアルケニル基を含むことを特徴とする、請求項6に記載の複合シート。
- 前記オルガノポリシロキサンが、式R3SiO1/2の一価シロキサン単位M、式R'R2SiO1/2の一価シロキサン単位MVi及び式SiO4/2の四価シロキサン単位Qから本質的に成る式MMViQのオルガノポリシロキサン樹脂(ここで、Rは1〜20個の炭素原子を有する一価炭化水素基、好ましくは1〜12個、より一層好ましくは1〜8個の炭素原子を有する一価脂肪族又は芳香族炭化水素基を表し、R'はアルケニル基、好ましくは2〜12個、より一層好ましくは2〜6個の炭素原子を有するアルケニル基、特にビニル又はアリル、特に好ましくはビニルを表す)であることを特徴とする、請求項6に記載の複合シート。
- 前記オルガノポリシロキサンが、式R2SiO2/2の二価シロキサン単位M、式R'R2SiO1/2の一価シロキサン単位DVi及び式SiO4/2の四価シロキサン単位Qから本質的に成る式MDViQのオルガノポリシロキサン樹脂(ここで、Rは1〜20個の炭素原子を有する一価炭化水素基、好ましくは1〜12個、より一層好ましくは1〜8個の炭素原子を有する一価脂肪族又は芳香族炭化水素基を表し、R'はアルケニル基、好ましくは2〜12個、より一層好ましくは2〜6個の炭素原子を有するアルケニル基、特にビニル又はアリル、特に好ましくはビニルを表す)であることを特徴とする、請求項6に記載の複合シート。
- 前記接着剤層及び前記補強層の合計コーティング重量が50gsm超、好ましくは100〜400gsm、より一層好ましくは100gsm〜300gsmであることを特徴とする、請求項1〜10のいずれかに記載の複合シート。
- 前記基材がエアバッグであり且つ前記接着剤層及び前記補強層の合計重量が90〜300gsmであること、又は前記基材が人工皮革であり且つ前記接着剤層及び前記補強層の合計重量が200〜400gsmであることを特徴とする、請求項1〜11のいずれかに記載の複合シート。
- 前記基材、前記シリコーン接着剤層及び前記補強層から成り、前記接着促進剤、好ましくはVOC放出性促進剤が前記シリコーン接着剤層中だけに含有されることを特徴とする、請求項5〜12のいずれかに記載の複合シート。
- 基材を用意する工程、前記基材上に接着剤層を適用する工程及び前記接着剤層上に補強層を適用する工程を含むコーティング方法であって、
前記基材、接着剤層及び補強層が請求項1〜13のいずれかに記載の通りであり、且つ前記シリコーン接着剤層のコーティング量が前記シリコーン接着剤層及び前記補強層の合計コーティング量を基準として45重量%未満、好ましくは35重量%未満、より一層好ましくは20重量%未満である、前記コーティング方法。 - TVOC放出を減らすための請求項14に記載の方法の使用。
- 請求項1〜13のいずれかに記載の複合シートを含有するエアバッグ又は人工皮革。
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