KR930021590A - 안정화된 141b - Google Patents

안정화된 141b Download PDF

Info

Publication number
KR930021590A
KR930021590A KR1019930005578A KR930005578A KR930021590A KR 930021590 A KR930021590 A KR 930021590A KR 1019930005578 A KR1019930005578 A KR 1019930005578A KR 930005578 A KR930005578 A KR 930005578A KR 930021590 A KR930021590 A KR 930021590A
Authority
KR
South Korea
Prior art keywords
dichloro
fluoroethane
storage stability
alumina
temperature
Prior art date
Application number
KR1019930005578A
Other languages
English (en)
Inventor
맥마스터 크룩커 리차드
요세프 엘쉐이크 메이허
Original Assignee
엘리자베스 엘. 맥더모트
앨프 아토켐 노스 아메리카, 인코포레이티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘리자베스 엘. 맥더모트, 앨프 아토켐 노스 아메리카, 인코포레이티드 filed Critical 엘리자베스 엘. 맥더모트
Publication of KR930021590A publication Critical patent/KR930021590A/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/42—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms
    • C—CHEMISTRY; METALLURGY
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

본 발명은 약 0 내지 100℃의 온도에서 141b와 알루미나를 접촉시켜 제조된 저장안정성 141b, 이렇게 처리된 141b를 포함하는 조성물 및 폴리우테탄 및 폴리이소시아누레이드 발포체를 제조하기 위한 이의 용도에 관한 것이다.

Description

안정화된 141b
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (14)

  1. 약0 내지 약 100℃의 온도에서 1, 1-디클로로-1-플루오로 에탄과 알루미나를 접촉시킴을 포함하여, 1, 1-디클로로-1-플루오로에탄을 안정화시키는 방법.
  2. 제1항에 있어서, 알루미나가 활성 알루미나인 방법.
  3. 제1항에 있어서, 온도가 약 20 내지 40℃인 방법.
  4. 제1항에 있어서, 1,1-디클로로-1-플루오로에탄이 액체인 방법.
  5. 약0 내지 약 100℃의 온도에서 1, 1-디클로로-1-플루오로에탄과 알루미나를 접촉시켜 생성된 저장안정성 1, 1- 디클로로-1-플루오로에탄.
  6. 제5항에 있어서, 알루미나가 활성 알루미나인 저장안정성 1,1-디클로로-l-플루오로에탄.
  7. 제5항에 있어서, 접촉온도가 약 20 내지 약 40℃인 저장안정성 1, 1-디클로로-1-플루오로에탄.
  8. 제5항의 저장안정성 1, 1-디클로로-1-플루오로에탄과 폴리올을 포함하는 조성물.
  9. 제6항의 저장안정성 1, 1-디클로로-1-플루오로에탄과 폴리올을 포함하는 조성물.
  10. 제8항의 조성물을 폴리이소시아네이트와 혼합시킴을 포함하는 발포체의 제조방법.
  11. 제10항의 방법에 의해 제조된 발포체.
  12. 제5항의 저장안정성 1, 1―디클로로-1-플루오로에탄올 폴리올 및 폴리이소시아네이트와 혼합시킴을 포함하는 발포체의 제조방법.
  13. 제12항의 방법에 의해 제조된 발포체.
  14. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930005578A 1992-04-06 1993-04-02 안정화된 141b KR930021590A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US86361192A 1992-04-06 1992-04-06
US07/863,611 1992-04-06
US07/978,956 1992-11-18
US07/978,956 US5221697A (en) 1992-04-06 1992-11-18 Stabilized 14lb

Publications (1)

Publication Number Publication Date
KR930021590A true KR930021590A (ko) 1993-11-22

Family

ID=27127767

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930005578A KR930021590A (ko) 1992-04-06 1993-04-02 안정화된 141b

Country Status (6)

Country Link
US (1) US5221697A (ko)
JP (1) JP2579271B2 (ko)
KR (1) KR930021590A (ko)
CN (1) CN1077872C (ko)
FR (1) FR2689502B1 (ko)
IT (1) IT1261218B (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5696309A (en) * 1995-04-17 1997-12-09 Laroche Industries, Inc. Purification of halogenated carbon compounds
WO2011060211A1 (en) 2009-11-16 2011-05-19 Arkema Inc. Method to purify and stabilize chloroolefins
CN105189423B (zh) * 2013-03-13 2018-12-11 阿科玛股份有限公司 用于纯化及稳定氢氟烯烃和氢氯氟烯烃的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696156A (en) * 1970-04-03 1972-10-03 Du Pont Process for purification of fluoroperhalocarbons
DE3230048A1 (de) * 1982-08-12 1984-02-16 Wacker-Chemie GmbH, 8000 München Verfahren zur stabilisierung von chlorkohlenwasserstoffen, verfahrensgemaess stabilisierte chlorkohlenwasserstoffe und ihre verwendung
JP2536581B2 (ja) * 1988-03-15 1996-09-18 旭硝子株式会社 発泡合成樹脂の製造方法
TW209211B (ko) * 1988-07-29 1993-07-11 Du Pont
JPH02123119A (ja) * 1988-10-31 1990-05-10 Matsushita Refrig Co Ltd 発泡断熱材
DE69005697T2 (de) * 1989-05-25 1994-07-14 Du Pont Verfahren zur Herstellung von 1,1-Dichlor-1-fluorethan.
US4948479A (en) * 1989-06-07 1990-08-14 Atochem North America, Inc. Removal of unsaturated carbon compounds from 1,1-dichloro-1-fluoroethane
US4950816A (en) * 1989-12-15 1990-08-21 Allied-Signal Inc. Purification of 1,1-dichloro-1-fluoroethane
US5300714A (en) * 1990-05-18 1994-04-05 Minnesota Mining And Manufacturing Company Method of purifying saturated fluoroperhalocarbon liquids
US5135680A (en) * 1991-10-09 1992-08-04 Elf Atochem North America, Inc. Stabilized 14 lb

Also Published As

Publication number Publication date
US5221697A (en) 1993-06-22
ITRM930201A1 (it) 1994-10-01
FR2689502A1 (fr) 1993-10-08
IT1261218B (it) 1996-05-09
CN1077872C (zh) 2002-01-16
ITRM930201A0 (it) 1993-04-01
CN1077204A (zh) 1993-10-13
FR2689502B1 (fr) 1994-10-21
JP2579271B2 (ja) 1997-02-05
JPH0625026A (ja) 1994-02-01

Similar Documents

Publication Publication Date Title
ATE169944T1 (de) Verfahren zur herstellung von polyurethanhartschaumstoffen
KR927003703A (ko) 독립 기포 경질 폴리우레탄 발포체용 발포 시스템
KR900018190A (ko) 저비점 발포제의 존재하에서 우레탄 및 이소시아누레이트 발포체의 제조방법
DK0946630T3 (da) Blandinger med 1,1,1,3,3-pentafluorbutan
ATE41669T1 (de) Verfahren zur herstellung eines polyimid-schaum- vorlaeufers.
KR920016515A (ko) 경질 우레탄발포체 및 그 제조방법
KR910021359A (ko) 디메틸에테르 및 1, 1, 1, 2- 테트라플루오로에탄의 혼합물 및 그의 응용
KR910009620A (ko) 플루오로알칸을 기재로 한 저비등점을 갖는 신규 공비 혼합물 및 그의 용도
KR930021590A (ko) 안정화된 141b
KR870000368A (ko) 표피부착된 폴리우레탄품 제조용촉매
NO123637B (ko)
KR960017081A (ko) 액상 중합체 중에 이산화탄소를 용해시키는 방법
KR930008103A (ko) 1, 1, 1-트리플루오로에탄, 퍼플루오로프로판 및 프로판의 혼합물과 냉매액, 에어로솔 추진제 또는 플라스틱 발포를 위한 발포제로서의 그들의 용도
KR960041223A (ko) 연속 기포성 폴리우레탄 개질 폴리이소시아누레이트 발포체의 제조방법
KR930007876A (ko) 1,1,2-트리플루오로-1,2-디클로로에탄을 1,1,1-트리플루오로-2,2-디클로로에탄으로 이성체화 시키는 방법
DK0632090T3 (da) Fremgangsmåde til opskumning af brandhæmmende styrenpolymerisater
DK0543814T3 (da) Fremgangsmåde til fremstilling af et varmeisolerende skumplastmateriale samt opskumningsmiddel til anvendelse ved fremgangsmåden
EP0960902A4 (en) PROCESS FOR PRODUCING SYNTHETIC RESIN FOAMS
EP0424539A4 (en) Expanded heat-insulating material
KR910000876A (ko) 압출 발포체의 제조방법
KR890012913A (ko) 무기질계 경량발포체용 조성물 및 무기질계 경량발포체의 제조방법
JP2000054522A (ja) 断熱材
IS1551B (is) Aðferð til framleiðslu á frauðefnum, með þenslu við þrýsting
KR900001766A (ko) 높은 탄성을 가지는 폴리 우레탄 폼(foam)의 제조 방법
JPS5670035A (en) Production of plastic foam

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application