KR920016472A - Polymerization Catalyst - Google Patents

Polymerization Catalyst Download PDF

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Publication number
KR920016472A
KR920016472A KR1019920002458A KR920002458A KR920016472A KR 920016472 A KR920016472 A KR 920016472A KR 1019920002458 A KR1019920002458 A KR 1019920002458A KR 920002458 A KR920002458 A KR 920002458A KR 920016472 A KR920016472 A KR 920016472A
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South Korea
Prior art keywords
catalyst
value
phosphonitrile halide
phosphonitrile
halide catalyst
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KR1019920002458A
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Korean (ko)
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KR100239611B1 (en
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질송 쟝-마르끄
드라 크롸 아비마나 쟝
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알랭 에프. 조아셍
다우 코닝 에스. 에이
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Publication of KR920016472A publication Critical patent/KR920016472A/en
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Publication of KR100239611B1 publication Critical patent/KR100239611B1/en

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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
    • C08G77/08—Preparatory processes characterised by the catalysts used
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/097—Compounds containing nitrogen and non-metals and optionally metals containing phosphorus atoms

Abstract

내용 없음No content

Description

중합반응용 촉매Polymerization Catalyst

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (10)

하기 일반식을 가짐을 특징으로 하는, 오가노플리실록산의 중합반응에 사용되는 포스포니트릴 할라이드 촉매.A phosphonitrile halide catalyst for use in the polymerization of organopolysiloxane, having the following general formula. 〔X(PX2=N)nRX3〕+〔MX(V-t+1)Rt〕- (X (PX 2 = N) nRX 3 ) + (MX (V-t + 1) R t ) - 상기식에서, X는 할로겐 원자를 나타내고, M은 파울링(Pauling)스케일에 따른 전기음성도가 1.0내지 2.0인 원소이며, R은 탄소수 12이하의 알킬 그룹이고, n은 1내지 6의 값이며, v는 M의 원자가 또는 산화 상태이고, t는 0내지 v-1의 값이다.Wherein X represents a halogen atom, M is an element having an electronegativity of 1.0 to 2.0 according to the fouling scale, R is an alkyl group having 12 or less carbon atoms, n is a value of 1 to 6, v is the valence or oxidation state of M and t is a value from 0 to v-1. 제1항에 있어서, 각각의 그룹X가 염소 원자를 나타내고, n이 2내지 4의 값임을 추가의 특징으로 하는 포스포니트릴 할라이드 촉매.The phosphonitrile halide catalyst according to claim 1, wherein each group X represents a chlorine atom and n is a value of 2-4. 제1항 또는 제2항에 있어서, t의 값이 0이고 M이 파울링 스케일에 따른 전기음성도 값이 1.2내지 1.9가 되도록 선택됨을 추가의 특징으로 하는 포스포니트릴 할라이드 촉매.3. The phosphonitrile halide catalyst according to claim 1, wherein the value of t is 0 and M is selected such that the electronegativity value according to the fouling scale is between 1.2 and 1.9. 4. 제1항 내지 제3항중 어느 한 항에 있어서, M이 〔X(PX2=N)nRX3〕+의 인 원자와 M간의 파울링 스케일에 따른 전기음성도 값의 차가 최대가 되도록 선택됨을 투가의 특징으로 하는 포스포니트릴 할라이드 촉매.The method according to any one of claims 1 to 3, wherein M is selected such that the difference in electronegativity value according to the fouling scale between the phosphorus atom of [X (PX 2 = N) nRX 3 ] + and M is maximized. A phosphonitrile halide catalyst characterized by the above-mentioned. 오할로겐화인과 할로겐화암모늄을 함께 반응시킴을 포함하는 포스포니트릴 할라이드 촉매의 제조방법에 있어서, 루이스 산도 반응시킴을 특징으로 하는 방법.A process for preparing a phosphonitrile halide catalyst comprising reacting phosphorus halide and ammonium halide together, wherein the Lewis acid is also reacted. 제5항에 있어서, 반응이 염소화 지방족 또는 방향족 탄화수소의 존재하에 수행됨을 추가의 특징으로 하는 방법.The process according to claim 5, wherein the reaction is carried out in the presence of chlorinated aliphatic or aromatic hydrocarbons. 제6항에 있어서, 염소화 탄화수소가 테트라클로로에탄이고, 반응이 100내지 220℃의 온도에서 수행되며 시약이 2내지 10시간 동안 접촉됨을 추가의 특징으로 하는 방법.The process according to claim 6, wherein the chlorinated hydrocarbon is tetrachloroethane, the reaction is carried out at a temperature of 100 to 220 ° C. and the reagents are contacted for 2 to 10 hours. 제1항 내지 제4항중 어느 한 항에 다른 포스포니트릴 할라이드 촉매와 용매, 담체, 또는 상기 촉매용 지지체중 하나 이상을 포함함을 특징으로 하는 촉매 조성물.The catalyst composition according to any one of claims 1 to 4, comprising at least one of another phosphonitrile halide catalyst and a solvent, a carrier, or a support for the catalyst. 제8항에 있어서, 촉매 5내지 20중량%와 디클로로 메탄80내지 95중량%를 포함함을 추가의 특징으로 하는 촉매 조성물.The catalyst composition of claim 8, further comprising 5-20 wt% of the catalyst and 80-95 wt% of dichloromethane. 오가노실록산의 중합반응에 사용하기 위한 제1항 내지 제4항중 어느 한 항에 따른 포스포니트릴 할라이드 촉매의 용도.Use of the phosphonitrile halide catalyst according to any one of claims 1 to 4 for use in the polymerization of organosiloxanes. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019920002458A 1991-02-21 1992-02-19 Polymerisation catalysts KR100239611B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919103656A GB9103656D0 (en) 1991-02-21 1991-02-21 Catalyst for polymerisation
GB9103656.6 1991-02-21

Publications (2)

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KR920016472A true KR920016472A (en) 1992-09-24
KR100239611B1 KR100239611B1 (en) 2000-01-15

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JP (1) JP3207905B2 (en)
KR (1) KR100239611B1 (en)
AU (1) AU1108092A (en)
CA (1) CA2061006A1 (en)
DE (1) DE4205200A1 (en)
ES (1) ES2046103B1 (en)
FR (1) FR2676063B1 (en)
GB (2) GB9103656D0 (en)
IT (1) IT1256673B (en)
NL (1) NL9200225A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4317909A1 (en) * 1993-05-28 1994-12-01 Wacker Chemie Gmbh Process for condensing and / or equilibrating organosilicon compounds
DE4323185C1 (en) * 1993-07-10 1995-01-19 Nuenchritz Chemie Gmbh Process for the preparation of polyorganosiloxanes
US5510441A (en) * 1993-07-15 1996-04-23 General Electric Company Process for producing octamethyltrisiloxane
US5403909A (en) * 1993-07-15 1995-04-04 General Electric Company Catalysts for polycondensation and redistribution of organosiloxane polymers
US5420221A (en) * 1993-07-15 1995-05-30 General Electric Company Process for the production of linear organosiloxane polymers by disproportionation
US6136996A (en) * 1995-12-13 2000-10-24 General Electric Company Catalysts for polycondensation and redistribution of organosiloxane polymers
US5698654A (en) * 1996-07-30 1997-12-16 General Electric Company Process for preparing hydrogen siloxane copolymers
US5753751A (en) * 1996-10-24 1998-05-19 General Electric Company Process for preparing self-curable alkenyl hydride siloxane copolymers and coating composition
GB9727136D0 (en) * 1997-12-24 1998-02-25 Dow Corning Catalyst composition
US6040412A (en) * 1998-10-14 2000-03-21 Dow Corning S.A. Process for preparing chain-extended organopolysiloxanes
GB9827069D0 (en) 1998-12-09 1999-02-03 Dow Corning Polymerisation catalyst

Family Cites Families (12)

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DE1279019B (en) * 1967-01-04 1968-10-03 Wacker Chemie Gmbh Process for the preparation of organohalosilicon compounds
US3449091A (en) * 1967-01-27 1969-06-10 Du Pont Halide-modified phosphonitrilic chlorides
GB1242405A (en) * 1967-10-12 1971-08-11 Grace W R & Co Adducts of linear phosphonitrilic chloride polymers
DE1794219B2 (en) * 1968-09-25 1972-01-05 Wacker Chemie GmbH, 8000 München METHOD FOR MANUFACTURING ORGANOPOLYSILOXANE ELASTOMERS
US3706775A (en) * 1970-12-17 1972-12-19 Wacker Chemie Gmbh Method of preparing high molecular weight linear organopolysiloxanes
GB1436352A (en) * 1972-03-06 1976-05-19 Fmc Corp Oligometric phosphazene derivatives having flame-retardant properties
JPS5819604B2 (en) * 1978-05-04 1983-04-19 大塚化学薬品株式会社 Method for producing phosphazene oligomer
US4293675A (en) * 1980-02-26 1981-10-06 Minnesota Mining And Manufacturing Company Antimony halide-organic phosphonate ester cationic polymerization catalysts
DE3524484A1 (en) * 1985-07-09 1987-01-15 Wacker Chemie Gmbh METHOD FOR THE PRODUCTION OF LINEAR ORGANOPOLYSILOXANS WITH TRIORGANOSILOXY GROUPS AS FINAL UNITS
DE3725377A1 (en) * 1987-07-31 1989-02-09 Wacker Chemie Gmbh METHOD FOR CONDENSING AND / OR AEQUILIBRATING ORGANO (POLY) SILOXANES
DE3727182A1 (en) * 1987-08-14 1989-02-23 Wacker Chemie Gmbh PRODUCTION AND PROCESSING OF MIXTURES WITH A HIGH CONTENT OF ORGANOCYCLOSILOXANES
GB8902936D0 (en) * 1989-02-09 1989-03-30 Dow Corning Process for the production of organosilicon compounds

Also Published As

Publication number Publication date
ITTO920135A0 (en) 1992-02-20
ES2046103A1 (en) 1994-01-16
KR100239611B1 (en) 2000-01-15
GB9203217D0 (en) 1992-04-01
DE4205200A1 (en) 1992-08-27
ITTO920135A1 (en) 1993-08-20
AU1108092A (en) 1992-08-27
JPH04328128A (en) 1992-11-17
ES2046103B1 (en) 1994-08-01
JP3207905B2 (en) 2001-09-10
CA2061006A1 (en) 1992-08-22
IT1256673B (en) 1995-12-12
FR2676063B1 (en) 1993-10-01
FR2676063A1 (en) 1992-11-06
GB2252969A (en) 1992-08-26
NL9200225A (en) 1992-09-16
GB9103656D0 (en) 1991-04-10

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