KR20170015975A - 실록세인 조성물 및 그 제조 방법 - Google Patents
실록세인 조성물 및 그 제조 방법 Download PDFInfo
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- KR20170015975A KR20170015975A KR1020177000271A KR20177000271A KR20170015975A KR 20170015975 A KR20170015975 A KR 20170015975A KR 1020177000271 A KR1020177000271 A KR 1020177000271A KR 20177000271 A KR20177000271 A KR 20177000271A KR 20170015975 A KR20170015975 A KR 20170015975A
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- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000000203 mixture Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title description 4
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 93
- -1 siloxane units Chemical group 0.000 claims abstract description 55
- 239000002904 solvent Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 14
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 66
- 229920006136 organohydrogenpolysiloxane Polymers 0.000 claims description 18
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 17
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 15
- 125000003342 alkenyl group Chemical group 0.000 claims description 15
- 125000001931 aliphatic group Chemical group 0.000 claims description 13
- 150000002430 hydrocarbons Chemical group 0.000 claims description 13
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 6
- 238000006459 hydrosilylation reaction Methods 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000008096 xylene Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000006467 substitution reaction Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 3
- 125000005375 organosiloxane group Chemical group 0.000 claims description 3
- 239000003431 cross linking reagent Substances 0.000 claims 1
- 239000004205 dimethyl polysiloxane Substances 0.000 abstract description 21
- 235000013870 dimethyl polysiloxane Nutrition 0.000 abstract description 21
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 abstract description 21
- 238000007259 addition reaction Methods 0.000 abstract description 5
- 230000000704 physical effect Effects 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract description 4
- 230000001747 exhibiting effect Effects 0.000 abstract description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 53
- 239000000047 product Substances 0.000 description 47
- 238000006243 chemical reaction Methods 0.000 description 26
- 229910052697 platinum Inorganic materials 0.000 description 23
- 239000003054 catalyst Substances 0.000 description 20
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 13
- 239000003921 oil Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 238000005160 1H NMR spectroscopy Methods 0.000 description 8
- 238000004132 cross linking Methods 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 229920002545 silicone oil Polymers 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 5
- 239000002537 cosmetic Substances 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000005227 gel permeation chromatography Methods 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 150000001721 carbon Chemical group 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000011243 crosslinked material Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000003362 replicative effect Effects 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
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/44—Block-or graft-polymers containing polysiloxane sequences containing only polysiloxane sequences
-
- 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
- C08G77/48—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 in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/50—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 in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
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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
- C08G77/06—Preparatory processes
- C08G77/08—Preparatory processes characterised by the catalysts used
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
- C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
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- 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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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of 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; Compositions of derivatives of such polymers
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of 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; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- 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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- 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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Abstract
Description
Claims (13)
- 하기 식 (1)로 표시되는 구조를 갖는 오가노폴리실록세인과 하기 식 (2)로 표시되는 구조를 갖는 오가노하이드로젠폴리실록세인을, 식 (1) 및 (2)로 표시되는 폴리실록세인의 합계 질량의 8배 이상의 용제 중, 백금족 금속계 화합물을 사용하여 하이드로실릴화 반응함으로써 얻어지는 중량평균 분자량 5,000∼300,000,000이며, 실록세인 단위 1,000mol당 실에틸렌 결합을 0.1∼50mol 함유하는 오가노폴리실록세인 가교물이 용제에 용해되어 이루어지는 실록세인 조성물.
MαMVi βDγDVi δTεTVi ζQη (1)
MθMH ιDκDH λTμTH ν (2)
(식 중, M은 R3SiO1 /2, MVi는 R2PSiO1 /2, D는 R2SiO2 /2, DVi는 RPSiO2 /2, T는 RSiO3/2, TVi는 PSiO3 /2, MH는 R2HSiO1 /2, DH는 RHSiO2 /2, TH는 HSiO3 /2, Q는 SiO4 /2이며, R은 각각 독립적으로 지방족 불포화 결합을 갖지 않는 탄소 원자수 1∼12의 비치환 또는 치환의 1가 탄화 수소기이다. 또한 P는 -(CH2)a-CH=CH2(a는 0 또는 1∼6의 정수)로 표시되는 알켄일기이다. α, β, γ, δ, ε, ζ, η, θ, ι, κ, λ, μ, ν는 각각 독립적으로 0 또는 양의 수이고, β, δ, ζ가 동시에 0이 되지는 않고, β+δ+ζ≥2이며, ι, λ, ν도 동시에 0이 되지는 않고, ι+λ+ν≥2이다.) - 제 1 항에 있어서,
식 (1)에서 1≤α+γ+ε+η≤1,000이며, 식 (2)에서 1≤θ+κ+μ≤200인 것을 특징으로 하는 실록세인 조성물. - 제 2 항에 있어서,
식 (1)에서 1≤γ≤1,000이며, 식 (2)에서 1≤κ≤200인 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
용제가 톨루엔, 헥세인, 자일렌 및 메틸에틸케톤으로부터 선택되는 유기 용제를 함유하는 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
용제가 옥타메틸테트라실록세인, 데카메틸펜타실록세인, 식 M2Dn(M은 R3SiO1 / 2 단위를 나타내고, D는 R2SiO2 / 2 단위를 나타내고, R은 각각 독립적으로 지방족 불포화 결합을 갖지 않는 탄소 원자수 1∼12의 비치환 또는 치환의 1가 탄화 수소기이며, n은 0∼200의 정수이다.)으로 표시되는 직쇄 실록세인, 및 식 M2+ mDnTm(M, D, n은 상기한 바와 같고, T는 RSiO3 / 2 단위를 나타내며, R은 상기한 바와 같다. m은 1∼10의 정수이다.)으로 표시되는 분지쇄 실록세인으로부터 선택되는 오가노실록세인인 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 3 항 중 어느 한 항에 기재된 오가노폴리실록세인 가교물이 하기 식 (3)
Mα'MVi β'Dγ'DVi δ'Tε'TVi ζ' (3)
(식 중, M은 R3SiO1 /2, MVi는 R2PSiO1 /2, D는 R2SiO2 /2, DVi는 RPSiO2 /2, T는 RSiO3/2, TVi는 PSiO3 /2이고, R은 각각 독립적으로 지방족 불포화 결합을 갖지 않는 탄소 원자수 1∼12의 비치환 또는 치환의 1가 탄화 수소기이며, 또한 P는 -(CH2)a-CH=CH2(a는 0 또는 1∼6의 정수)로 표시되는 알켄일기이다. α', β', γ', δ', ε', ζ'은 각각 독립적으로 0 또는 양의 수이며, α'+β'+γ'+δ'+ε'+ζ'≤200이다.)으로 표시되는 오가노폴리실록세인에 용해되어 이루어지고, 이 오가노폴리실록세인의 함유량이 오가노폴리실록세인 가교물의 질량의 0.1∼40배인 실록세인 조성물. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
오가노폴리실록세인 가교물을 동점도 20mm2/s(25℃)의 다이메틸폴리실록세인에 30질량% 용해시킨 경우의 25℃에서의 점도가 100∼2,000,000mPa·s인 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,
오가노폴리실록세인 가교물을 톨루엔에 30질량% 용해시킨 경우의 25℃에서의 점도가 50∼1,000,000mPa·s인 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
식 (1)로 표시되는 오가노폴리실록세인의 중량평균 분자량이 260∼74,874이며, 식 (2)로 표시되는 오가노하이드로젠폴리실록세인의 중량평균 분자량이 208∼15,414인 것을 특징으로 하는 실록세인 조성물. - 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,
알칼리를 가하여 발생하는 수소 가스 발생량으로부터 계산되는 잔존 SiH기량이 0.001mol/100g 이하인 것을 특징으로 하는 실록세인 조성물. - 하기 식 (1)로 표시되는 구조를 갖는 오가노폴리실록세인과 하기 식 (2)로 표시되는 구조를 갖는 오가노하이드로젠폴리실록세인을, 식 (1) 및 (2)로 표시되는 폴리실록세인의 합계 질량의 8배 이상의 용제 중, 백금족 금속계 화합물을 사용하여 하이드로실릴화 반응함으로써, 중량평균 분자량 5,000∼300,000,000이며, 실록세인 단위 1,000mol당 실에틸렌 결합을 0.1∼50mol 함유하는 오가노폴리실록세인 가교물을 얻는 것을 특징으로 하는 실록세인 조성물의 제조 방법.
MαMVi βDγDVi δTεTVi ζQη (1)
MθMH ιDκDH λTμTH ν (2)
(식 중, M은 R3SiO1 /2, MVi는 R2PSiO1 /2, D는 R2SiO2 /2, DVi는 RPSiO2 /2, T는 RSiO3/2, TVi는 PSiO3 /2, MH는 R2HSiO1 /2, DH는 RHSiO2 /2, TH는 HSiO3 /2, Q는 SiO4 /2이며, R은 각각 독립적으로 지방족 불포화 결합을 갖지 않는 탄소 원자수 1∼12의 비치환 또는 치환의 1가 탄화 수소기이다. 또한 P는 -(CH2)a-CH=CH2(a는 0 또는 1∼6의 정수)로 표시되는 알켄일기이다. α, β, γ, δ, ε, ζ, η, θ, ι, κ, λ, μ, ν는 각각 독립적으로 0 또는 양의 수이고, β, δ, ζ가 동시에 0이 되지는 않고, β+δ+ζ≥2이며, ι, λ, ν도 동시에 0이 되지는 않고, ι+λ+ν≥2이다.) - 제 11 항에 있어서,
용제로서 톨루엔, 헥세인, 자일렌 및 메틸에틸케톤으로부터 선택되는 유기 용제를 사용하여, 오가노폴리실록세인 가교물을 얻은 후, 용제로서 저점도의 오가노폴리실록세인을 가하고, 이 유기 용제를 감압하에 가열함으로써 증류 제거하여, 유기 용제를 함유하지 않는 조성물로 하는 것을 특징으로 하는 실록세인 조성물의 제조 방법. - 제 12 항에 있어서,
저점도의 오가노폴리실록세인이 하기 식 (3)
Mα'MVi β'Dγ'DVi δ'Tε'TVi ζ' (3)
(식 중, M은 R3SiO1 /2, MVi는 R2PSiO1 /2, D는 R2SiO2 /2, DVi는 RPSiO2 /2, T는 RSiO3/2, TVi는 PSiO3 /2이고, R은 각각 독립적으로 지방족 불포화 결합을 갖지 않는 탄소 원자수 1∼12의 비치환 또는 치환의 1가 탄화 수소기이며, 또한 P는 -(CH2)a-CH=CH2(a는 0 또는 1∼6의 정수)로 표시되는 알켄일기이다. α', β', γ', δ', ε', ζ'은 각각 독립적으로 0 또는 양의 수이며, α'+β'+γ'+δ'+ε'+ζ'≤200이다.)으로 표시되는 오가노폴리실록세인인 것을 특징으로 하는 실록세인 조성물의 제조 방법.
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| US20040138376A1 (en) * | 2002-12-11 | 2004-07-15 | Awad Nagi M. | Cross-linked silicone gels; products containing the same; and methods of manufacture thereof |
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