KR940011528A - 폴리하이드로겐 실세스퀴옥산의 분자량 분별방법 - Google Patents

폴리하이드로겐 실세스퀴옥산의 분자량 분별방법 Download PDF

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Publication number
KR940011528A
KR940011528A KR1019930024874A KR930024874A KR940011528A KR 940011528 A KR940011528 A KR 940011528A KR 1019930024874 A KR1019930024874 A KR 1019930024874A KR 930024874 A KR930024874 A KR 930024874A KR 940011528 A KR940011528 A KR 940011528A
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South Korea
Prior art keywords
active hydrogen
molecular weight
polyhydrogen
polyhydrogen silsesquioxane
silsesquioxane
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KR1019930024874A
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English (en)
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KR100257799B1 (ko
Inventor
가츠토시 미네
다카시 나카무라
모토시 사사키
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이즈카 고지
다우 코닝 토레이 실리콘 캄파니, 리미티드
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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
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen
    • 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
    • C08G77/32—Post-polymerisation treatment
    • 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
    • C08G77/32—Post-polymerisation treatment
    • C08G77/36—Fractionation

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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

분자량 선택성이 자유로우며 저장 안정성이 우수한 폴리하이드로겐 실세스퀴옥산을 제공하는, 재현성이 우수하게 폴리하이드로겐 실세스퀴옥산을 분자량 분별하는 방법이 기술되어 있다. 본 방법은 폴리하이드로겐 실세스퀴옥산을 활성 수소를 함유하지 않은 비극성 용매에 용해시키고 ; 생성된 용액에 활성 수소를 함유하지 않은 극성 용매를 가아혀 폴리하이드로겐 실세스퀴옥산을 침전시키고 ; 폴리하이드로겐 실세스퀴옥산의 목적하는 분자량 분획을 수거하는 단계를 포함한다.

Description

폴리하이드로겐 실세스퀴옥산의 분자량 분별방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. 폴리하이드로겐 실세스퀴옥산을 활성 수소를 함유하지 않은 비극성 용매에 용해시키고 ; 생성된 용액에 활성 수소를 함유하지 않은 극성 용매를 가하여 폴리하이드로겐 실세스퀴옥산을 침전시키고 ; 폴리하이드로겐 실세스퀴옥산의 목적하는 분자량 분획을 수거함을 특징으로 하는, 폴리하이드로겐 실세스퀴옥산의 분자량 분별 방법.
  2. 제1항에 있어서, 활성 수소를 함유하지 않은 비극성 용매가 방향족 용매, 지방족 용매 및 에테르 용매로부터 선택되는 방법.
  3. 제2항에 있어서, 활성 수소를 함유하지 않은 비특성 용매가 톨루엔인 방법.
  4. 제1항에 있어서, 활성 수소를 함유하지 않은 비극성 용매가 불순물을 포함하지 않으며 이의 유전 상수가 5이하인 방법.
  5. 제4항에 있어서, 활성 수소를 함유하지 않은 극성 용매가 니트릴, 클로로아세톤, o-클로로니트로벤젠 및 니트로벤젠으로 부터 선택되는 방법.
  6. 제5항에 있어서, 활성 수소를 함유하지 않은 극성 용매가 아세토니트릴인 방법.
  7. 제5항에 있어서, 활성 수소를 함유하지 않은 극성 용매가 불수물을 포함하지 않으며 이의 유전 상수가 30이하인 방법.
  8. 제1항에 있어서, 분별이 수분이 함유되지 않은 불활성 기체 대기하에 수행되는 방법.
  9. 제1항에 있어서, 분별이 이온성 볼순물이 용리되지 않는 물질로 제조된 용기내에서 수행되는 방법.
  10. 제1항에 있어서, 분별 공정을 반복하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930024874A 1992-11-24 1993-11-22 폴리하이드로겐 실세스퀴옥산의 분자량 분별방법 KR100257799B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33810392A JP3153367B2 (ja) 1992-11-24 1992-11-24 ポリハイドロジェンシルセスキオキサンの分子量分別方法
JP92-338103 1992-11-24

Publications (2)

Publication Number Publication Date
KR940011528A true KR940011528A (ko) 1994-06-21
KR100257799B1 KR100257799B1 (ko) 2000-06-01

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KR1019930024874A KR100257799B1 (ko) 1992-11-24 1993-11-22 폴리하이드로겐 실세스퀴옥산의 분자량 분별방법

Country Status (5)

Country Link
US (2) US5416190A (ko)
EP (1) EP0599209A3 (ko)
JP (1) JP3153367B2 (ko)
KR (1) KR100257799B1 (ko)
TW (1) TW268020B (ko)

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Also Published As

Publication number Publication date
JPH06157760A (ja) 1994-06-07
TW268020B (ko) 1996-01-11
EP0599209A3 (en) 1995-03-15
US5486564A (en) 1996-01-23
KR100257799B1 (ko) 2000-06-01
JP3153367B2 (ja) 2001-04-09
US5416190A (en) 1995-05-16
EP0599209A2 (en) 1994-06-01

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