KR830002835A - 실옥산 중합체의 연속제조방법 - Google Patents

실옥산 중합체의 연속제조방법

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Publication number
KR830002835A
KR830002835A KR1019800002401A KR800002401A KR830002835A KR 830002835 A KR830002835 A KR 830002835A KR 1019800002401 A KR1019800002401 A KR 1019800002401A KR 800002401 A KR800002401 A KR 800002401A KR 830002835 A KR830002835 A KR 830002835A
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South Korea
Prior art keywords
reaction
residence time
mixer
basic catalyst
mixture
Prior art date
Application number
KR1019800002401A
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English (en)
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KR840001490B1 (ko
Inventor
파울 페터센 루이스
Original Assignee
삼손 핼프 곹
젠너랄 일렉트릭 캄파니
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Application filed by 삼손 핼프 곹, 젠너랄 일렉트릭 캄파니 filed Critical 삼손 핼프 곹
Publication of KR830002835A publication Critical patent/KR830002835A/ko
Application granted granted Critical
Publication of KR840001490B1 publication Critical patent/KR840001490B1/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
    • C08G77/04—Polysiloxanes
    • C08G77/06—Preparatory processes

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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)

Abstract

내용 없음

Description

실옥산 중합체의 연속제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명 제법의 공정개략도이다.

Claims (9)

  1. (a) 탈가스 및 예열시킨 사이클로폴리실옥산을 필요량 만큼의 염기성 촉매와 혼합하고,
  2. (b) 고정식 혼합기 반응대역의 전위부에서 사슬중단제(Chain stopper)로서 물을 100 내지 500ppm되게 첨가시키면서 이 폴리실옥산과 촉매 혼합물을 압력하의 고정식 혼합기(Static mixer)를 중합반응을 완결시키기에 충분한 체류시간을 가지고 통과 시키고,
  3. (c) 반응혼합물에 필요한 양만큼의 중화제를 첨가 혼합시켜 염기성 촉매를 중화하고, 또
  4. (d) 중화제 및 반응혼합물용액을 중화반응을 완결시키기 위한 충분한 체류시간을 제공하면서 혼합기를 통과 시키는 것을 특징으로 하는 25℃에서 500 내지 500,000cps 범위의 점도를 가지는 실아놀 종결 디오르가노폴리실옥산 중합체의 연속제조방법.
  5. (a) 탈가스 및 예열시킨 사이클로 폴리실옥산을 필요한 양 만큼의 염기성 촉매와 혼합하고
  6. (b) 고정식 혼합기 반응대역의 전위부에서 사슬 중단제로서 오르가노기가 1가 탄화수소 레디칼인 저분자량 트리오르가노 실릴 디오르가노폴리실옥산을 첨가시키면서, 이 폴리실옥산을 촉매혼합물을 압력하의 고정식 혼합기를 중합반응을 완결시키기에 충분한 체류시간을 통과시키고,
  7. (c) 반응혼합물에 필요한 만큼의 중화제를 첨가혼합시켜 염기성 촉매를 중화하고, 또
  8. (d) 중화제 및 반응혼합물 용액을 중화반응을 완결시키기 위한 충분한 체류시간을 제공하면서 혼합기를 통과 시키는 것을 특징으로 하는 25℃에서 10 내지 1,000,000cps 범위의 점도를 갖는 트리오르가노폴리실옥산 중합체의 연속 제조방법.
  9. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019800002401A 1979-06-18 1980-06-18 실옥산 중합체의 연속 제조방법 KR840001490B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US49524 1979-06-18
US49,524 1979-06-18
US06/049,524 US4250290A (en) 1979-06-18 1979-06-18 Process for the continuous manufacture of siloxane polymers

Publications (2)

Publication Number Publication Date
KR830002835A true KR830002835A (ko) 1983-05-30
KR840001490B1 KR840001490B1 (ko) 1984-09-28

Family

ID=21960282

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800002401A KR840001490B1 (ko) 1979-06-18 1980-06-18 실옥산 중합체의 연속 제조방법

Country Status (11)

Country Link
US (1) US4250290A (ko)
JP (1) JPS5611927A (ko)
KR (1) KR840001490B1 (ko)
AR (1) AR224774A1 (ko)
AU (1) AU5900880A (ko)
BE (1) BE883860A (ko)
BR (1) BR8003801A (ko)
DE (1) DE3022155A1 (ko)
ES (1) ES492521A0 (ko)
FR (1) FR2459258A1 (ko)
NL (1) NL8003524A (ko)

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DE3914912A1 (de) * 1989-05-05 1990-11-08 Wacker Chemie Gmbh Verfahren zur kontinuierlichen herstellung von hochmolekularen organosiliciumverbindungen
US5173558A (en) * 1991-05-20 1992-12-22 Dow Corning Corporation Base catalyzed preparation of polyorganosiloxanes with controlled low levels of hydroxy substitution
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GB9818541D0 (en) * 1998-08-26 1998-10-21 Dow Corning Continuous process for producing a silicone polymer
JP4488582B2 (ja) * 2000-04-13 2010-06-23 東レ・ダウコーニング株式会社 連続的ヒドロシリル化反応方法、変性された液状有機珪素化合物の連続的製造方法および連続的ヒドロシリル化反応装置
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JP5207627B2 (ja) * 2006-12-27 2013-06-12 東レ・ダウコーニング株式会社 オルガノポリシロキサンの熱安定性を改善する方法およびオルガノポリシロキサン混合物
DE102007020568A1 (de) * 2007-05-02 2008-11-06 Wacker Chemie Ag Verfahren zur kontinuierlichen Herstellung von Aminoalkylgruppen aufweisenden Organopolysiloxanen
DE102007036069A1 (de) * 2007-08-01 2009-02-05 Wacker Chemie Ag Mehrstufiges Verfahren zur Herstellung von Aminoalkylgruppen aufweisenden Organopolysiloxanen
US20090242384A1 (en) * 2008-03-27 2009-10-01 Curcio Robert A Low Pressure Mixing System for Desalting Hydrocarbons
CN101333293B (zh) * 2008-07-30 2011-06-29 浙江大学城市学院 羟基聚硅氧烷连续化制备系统
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CN103665381B (zh) * 2013-12-27 2017-01-18 蓝星化工新材料股份有限公司江西星火有机硅厂 一种羟基封端聚二甲基硅氧烷的合成方法
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CN115521461B (zh) * 2022-09-09 2023-11-24 湖北兴瑞硅材料有限公司 一种低粘度乙烯基硅油连续化生产工艺

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Also Published As

Publication number Publication date
BR8003801A (pt) 1981-01-13
ES8105348A1 (es) 1981-05-16
AU5900880A (en) 1981-01-08
AR224774A1 (es) 1982-01-15
KR840001490B1 (ko) 1984-09-28
US4250290A (en) 1981-02-10
BE883860A (fr) 1980-10-16
JPS6249890B2 (ko) 1987-10-21
FR2459258A1 (fr) 1981-01-09
DE3022155A1 (de) 1981-01-08
JPS5611927A (en) 1981-02-05
ES492521A0 (es) 1981-05-16
NL8003524A (nl) 1980-12-22
FR2459258B1 (ko) 1984-05-11

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