DE3064531D1 - Process for the polycondensation of polysiloxanes containing hydroxysilyl groups with an alcaline or earth-alcaline metal and a polyheteromacropolycyclic compound - Google Patents

Process for the polycondensation of polysiloxanes containing hydroxysilyl groups with an alcaline or earth-alcaline metal and a polyheteromacropolycyclic compound

Info

Publication number
DE3064531D1
DE3064531D1 DE8080420089T DE3064531T DE3064531D1 DE 3064531 D1 DE3064531 D1 DE 3064531D1 DE 8080420089 T DE8080420089 T DE 8080420089T DE 3064531 T DE3064531 T DE 3064531T DE 3064531 D1 DE3064531 D1 DE 3064531D1
Authority
DE
Germany
Prior art keywords
alcaline
polyheteromacropolycyclic
polycondensation
earth
compound
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8080420089T
Other languages
English (en)
Inventor
Claude Millet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhone Poulenc Specialites Chimiques
Original Assignee
Rhone Poulenc Specialites Chimiques
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 Rhone Poulenc Specialites Chimiques filed Critical Rhone Poulenc Specialites Chimiques
Application granted granted Critical
Publication of DE3064531D1 publication Critical patent/DE3064531D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
DE8080420089T 1979-07-18 1980-07-16 Process for the polycondensation of polysiloxanes containing hydroxysilyl groups with an alcaline or earth-alcaline metal and a polyheteromacropolycyclic compound Expired DE3064531D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7919128A FR2461730A1 (fr) 1979-07-18 1979-07-18 Procede de polycondensation des polysiloxanes comportant des groupements hydroxysilyles par metal alcalin ou alcalino-terreux et compose polyheteromacropolycyclique

Publications (1)

Publication Number Publication Date
DE3064531D1 true DE3064531D1 (en) 1983-09-15

Family

ID=9228259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080420089T Expired DE3064531D1 (en) 1979-07-18 1980-07-16 Process for the polycondensation of polysiloxanes containing hydroxysilyl groups with an alcaline or earth-alcaline metal and a polyheteromacropolycyclic compound

Country Status (6)

Country Link
US (1) US4308366A (de)
EP (1) EP0023187B1 (de)
JP (1) JPS5618619A (de)
CA (1) CA1146689A (de)
DE (1) DE3064531D1 (de)
FR (1) FR2461730A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571731B1 (fr) * 1984-10-15 1987-02-20 Rhone Poulenc Spec Chim Procede de polycondensation des polysiloxanes comportant des groupements hydrosiloxyles par metal alcalin ou alcalino-terreux en presence de tris(oxaalkylamine)
FR2581386B1 (fr) * 1985-05-06 1987-11-20 Rhone Poulenc Rech Procede de traitement de polyorganosilazanes et/ou de polyorgano(disilyl)silazanes par un traitement de polyorganosilazanes par un systeme catalytique comprenant un sel mineral ionique et un compose complexant
GB8902937D0 (en) * 1989-02-09 1989-03-30 Dow Corning Process for the production of organosilicon compounds
FR2657614A1 (fr) * 1990-02-01 1991-08-02 Rhone Poulenc Chimie Procede de preparation de polycarbosilanes en presence de sodium metallique fondu et d'agents sequestrants.
JPH0713146B2 (ja) * 1990-05-22 1995-02-15 信越化学工業株式会社 オルガノポリシロキサンの製造方法
DE19901191A1 (de) 1999-01-14 2000-08-03 Wacker Chemie Gmbh Basische Kondensationskatalysatorsysteme für Siloxane
FR2876695B1 (fr) * 2004-10-15 2006-12-08 Rhodia Chimie Sa Procede de preparation d'organopolysiloxane par polymerisation et rearrangement de siloxanes cycliques

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542334A (en) * 1946-04-24 1951-02-20 Corning Glass Works Condensation of siloxanes
US3156668A (en) * 1959-12-08 1964-11-10 Union Carbide Corp Process for the condensation of hydroxyl-containing organosilicon compounds using lithium hydroxide or lithium diorganosilanolate
US4116887A (en) * 1972-10-03 1978-09-26 Societe Nationale Des Poudres Et Explosifs Antionic polymerization
DE2618815A1 (de) * 1975-05-05 1976-11-18 Gen Electric Verfahren zum polymerisieren cyclischer diorganopolysiloxane
FR2353589A1 (fr) * 1976-05-31 1977-12-30 Rhone Poulenc Ind Procede de preparation d'organopolysiloxanes

Also Published As

Publication number Publication date
JPS5618619A (en) 1981-02-21
US4308366A (en) 1981-12-29
CA1146689A (fr) 1983-05-17
FR2461730B1 (de) 1983-10-07
FR2461730A1 (fr) 1981-02-06
EP0023187A1 (de) 1981-01-28
EP0023187B1 (de) 1983-08-10

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee