KR970006359A - 알콕시실알킬렌 말단 실록산 중합체의 제조방법 - Google Patents

알콕시실알킬렌 말단 실록산 중합체의 제조방법 Download PDF

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KR970006359A
KR970006359A KR1019960029733A KR19960029733A KR970006359A KR 970006359 A KR970006359 A KR 970006359A KR 1019960029733 A KR1019960029733 A KR 1019960029733A KR 19960029733 A KR19960029733 A KR 19960029733A KR 970006359 A KR970006359 A KR 970006359A
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South Korea
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polymer
radical
mol
silanol
diorganosiloxane
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KR1019960029733A
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English (en)
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타라 니콜 에스츠
로버트 해롤드 크란크
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루이스 노만 에드워드
다우 코닝 코포레이션
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Application filed by 루이스 노만 에드워드, 다우 코닝 코포레이션 filed Critical 루이스 노만 에드워드
Publication of KR970006359A publication Critical patent/KR970006359A/ko

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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
    • C08G77/48—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
    • 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
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Sealing Material Composition (AREA)

Abstract

본 발명은 2단계로 알콕시실알킬렌 말단차단된 폴리디오가노실록산을 제조하는 방법에 관한 것이다. 먼저, 실라놀 말단 폴리디오가노실록산을 산 촉매의 존재하에 SiH 함유 실라잔으로 캐핑한다. 이어서, 생성된 중합체를 히드로실릴화 촉매의 존재하에 알콕시 작용성의 알케닐실란과 반응시켜 목적하는 중합체를 수득한다. 중합체는 실온 경화 밀봉제의 배합에 유용하다.

Description

알콕시실알킬렌 말단 실록산 중합체의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (1)

  1. A) 1) 하나 이상의 실라놀 말단그룹을 갖는 디오가노실록산 중합체, 2) 일반식(HR2Si)2NHH(R은 포화 알킬 또는 아릴 라디칼이다)의 실라잔을 포함하는 제1캐핑제 및 3) 유효량의 산 촉매의 혼합물을 형성하고, B) 단계(A)의 혼합물을 25 내지 150℃에서 반응시키고, C) 실라놀 그룹을 제1캐핑제로 캐핑시켜 SiH 말단그룹을 갖는 중합체를 형성시킨 후, 1) SiH 말단그룹의 각 mol에 대해 일반식(R′O)aR″3-a-SiZbCH=CH2의 알콕시 작용성의 알케닐실란을 포함하는 제2캐핑제 1 내지 3mol 및 2) 유효량의 히드로실릴화 촉매의 혼합물에 가하고, D) 히드로실릴화 반응시켜 일반식 (R′O)aR″3-a-SiZbCH2CH2SiR2O의 말단그룹을 갖는 디오가노실록산 중합체를 형성함을 포함하는, 실라놀 말단 디오가노실록산 중합체로부터 알콕시알킬렌 말단 디오가노실록산 중합체를 형성하는 방법: 상기 식들에서, R′은 탄소수가 5미만인, 알킬 라디칼 또는 산소에 대한 알파 할로겐이 없는 할로알킬 라디칼로부터 선택되고, R″는 지방족 불포화가 없고, 탄소수가 1 내지 18인 1가 탄화수소 라디칼 또는 1가 할로탄화수소 라디칼로부터 선택되고, a는 2 또는 3의 값을 갖고, Z는 탄소수가 0 내지 8인 지방족 불포화가 없는 2가 탄화수소 리다칼이고, b는 0 또는 1의 값을 갖는다.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960029733A 1995-07-24 1996-07-23 알콕시실알킬렌 말단 실록산 중합체의 제조방법 KR970006359A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/506,291 US5545704A (en) 1995-07-24 1995-07-24 Method for producing alkoxysilalkylene terminated siloxane polymers
US08/506,291 1995-07-24

Publications (1)

Publication Number Publication Date
KR970006359A true KR970006359A (ko) 1997-02-19

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KR1019960029733A KR970006359A (ko) 1995-07-24 1996-07-23 알콕시실알킬렌 말단 실록산 중합체의 제조방법

Country Status (5)

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US (1) US5545704A (ko)
EP (1) EP0755963A3 (ko)
JP (1) JPH09132645A (ko)
KR (1) KR970006359A (ko)
AU (1) AU699696B2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9721831D0 (en) * 1997-10-15 1997-12-17 Dow Corning Sa A method for preparing alkoxysilethylene end-blocked polydiorganosiloxanes
JP4306824B2 (ja) * 1998-01-30 2009-08-05 東レ・ダウコーニング株式会社 有機官能性オルガノペンタシロキサンの製造方法、有機樹脂改質剤および有機樹脂
JP3900267B2 (ja) * 2002-05-09 2007-04-04 信越化学工業株式会社 室温硬化性オルガノポリシロキサン組成物
US7527870B2 (en) * 2003-04-03 2009-05-05 Dow Corning Corporation Organosiloxane compositions
JP2011213921A (ja) * 2010-03-31 2011-10-27 Jsr Corp シリコン含有膜形成用組成物及びシリコン含有膜並びにパターン形成方法
CN107226907B (zh) * 2017-06-07 2019-04-26 广东标美硅氟新材料有限公司 一种无水合成有机硅氧烷树脂的方法及产品与应用
CN109354687A (zh) * 2018-09-26 2019-02-19 仲恺农业工程学院 一种烷氧基封端聚硅氧烷、制备方法及应用
CN110003842B (zh) * 2019-01-24 2021-05-04 烟台德邦科技股份有限公司 一种单组份脱醇型室温硫化有机聚硅氧烷组合物

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE623601A (ko) * 1961-10-16 1900-01-01
US4599394A (en) * 1982-12-02 1986-07-08 General Electric Company Process for producing alkoxy-terminated polysiloxanes
US4579964A (en) * 1983-03-31 1986-04-01 Union Carbide Corporation Alkoxysilyl functional silicones
US4772675A (en) * 1986-03-03 1988-09-20 Dow Corning Corporation Methods of improving shelf life of silicone elastomeric sealant
US4871827A (en) * 1986-03-03 1989-10-03 Dow Corning Corporation Method of improving shelf life of silicone elastomeric sealant
US5017672A (en) * 1987-09-11 1991-05-21 Dow Corning Corporation Polyalkoxysilylalkylenedisilazanes and silylamines
US4847400A (en) * 1987-09-11 1989-07-11 Dow Corning Corporation Polyalkoxysilylalkylenedisilazanes and silylamines
US4962174A (en) * 1990-01-18 1990-10-09 Dow Corning Corporation Preparation of alkoxysilethylene endblocked polydiorganosiloxane
JPH04353521A (ja) * 1991-05-30 1992-12-08 Toray Dow Corning Silicone Co Ltd オルガノポリシルセスキオキサンおよびその製造方法

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Publication number Publication date
JPH09132645A (ja) 1997-05-20
EP0755963A2 (en) 1997-01-29
AU6061696A (en) 1997-01-30
EP0755963A3 (en) 1997-10-01
US5545704A (en) 1996-08-13
AU699696B2 (en) 1998-12-10

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