DE2538818C3 - Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen - Google Patents

Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen

Info

Publication number
DE2538818C3
DE2538818C3 DE2538818A DE2538818A DE2538818C3 DE 2538818 C3 DE2538818 C3 DE 2538818C3 DE 2538818 A DE2538818 A DE 2538818A DE 2538818 A DE2538818 A DE 2538818A DE 2538818 C3 DE2538818 C3 DE 2538818C3
Authority
DE
Germany
Prior art keywords
viscosity
dimethylpolysiloxane
condensation
compounds
organosilicon compounds
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
DE2538818A
Other languages
German (de)
English (en)
Other versions
DE2538818B2 (de
DE2538818A1 (de
Inventor
Juergen Dipl.-Chem. Dr. 8261 Halsbach Burkhardt
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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie AG
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 Wacker Chemie AG filed Critical Wacker Chemie AG
Priority to DE2538818A priority Critical patent/DE2538818C3/de
Priority to GB31055/76A priority patent/GB1550904A/en
Priority to US05/714,740 priority patent/US4053494A/en
Priority to BE170228A priority patent/BE845698A/xx
Priority to FR7626213A priority patent/FR2322163A1/fr
Priority to JP51105413A priority patent/JPS5233630A/ja
Publication of DE2538818A1 publication Critical patent/DE2538818A1/de
Publication of DE2538818B2 publication Critical patent/DE2538818B2/de
Application granted granted Critical
Publication of DE2538818C3 publication Critical patent/DE2538818C3/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
    • C08G77/10—Equilibration processes
    • 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
    • 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
    • C08G77/38—Polysiloxanes modified by chemical after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Silicon Polymers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE2538818A 1975-09-01 1975-09-01 Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen Expired DE2538818C3 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE2538818A DE2538818C3 (de) 1975-09-01 1975-09-01 Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen
GB31055/76A GB1550904A (en) 1975-09-01 1976-07-26 Manufacture of organopolysiloxanes
US05/714,740 US4053494A (en) 1975-09-01 1976-08-16 Preparation of organopolysiloxanes
BE170228A BE845698A (fr) 1975-09-01 1976-08-31 Procede pour accelerer les reactions de condensation et/ou d'equilibrage de composes organiques du silicium
FR7626213A FR2322163A1 (fr) 1975-09-01 1976-08-31 Procede pour accelerer les reactions de condensation et/ou d'equilibrage de composes organiques du silicium
JP51105413A JPS5233630A (en) 1975-09-01 1976-09-01 Process for accelerating condensation reaction and*or equilibrium reaction of organic silicon compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2538818A DE2538818C3 (de) 1975-09-01 1975-09-01 Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen

Publications (3)

Publication Number Publication Date
DE2538818A1 DE2538818A1 (de) 1977-03-10
DE2538818B2 DE2538818B2 (de) 1979-08-23
DE2538818C3 true DE2538818C3 (de) 1980-04-30

Family

ID=5955322

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2538818A Expired DE2538818C3 (de) 1975-09-01 1975-09-01 Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen

Country Status (6)

Country Link
US (1) US4053494A (enExample)
JP (1) JPS5233630A (enExample)
BE (1) BE845698A (enExample)
DE (1) DE2538818C3 (enExample)
FR (1) FR2322163A1 (enExample)
GB (1) GB1550904A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900185A1 (de) * 1979-01-04 1980-07-17 Bayer Ag Siloxanmodifizierte novolake, deren herstellung und verwendung zur herstellung von reibbelaegen
DE3306295A1 (de) * 1983-02-23 1984-08-23 Wacker-Chemie GmbH, 8000 München Verfahren zum stabilisieren von organopolysiloxanen
DE3428581A1 (de) * 1984-08-02 1986-02-13 Wacker-Chemie GmbH, 8000 München Verfahren zum stabilisieren von organopolysiloxanen
DE3711214A1 (de) * 1987-04-03 1988-10-13 Wacker Chemie Gmbh Verfahren zur herstellung von diorganopolysiloxanen mit triorganosiloxygruppen als endstaendigen einheiten
DE3742068A1 (de) * 1987-12-11 1989-06-22 Wacker Chemie Gmbh Verfahren zur herstellung von in den endstaendigen einheiten je eine si-gebundene hydroxylgruppe aufweisenden diorganopolysiloxanen
DE3918337A1 (de) * 1989-06-05 1990-12-06 Wacker Chemie Gmbh Verfahren zur herstellung von organosiloxanen
GB9103666D0 (en) * 1991-02-21 1991-04-10 Dow Corning Sa Method of making organopolysiloxanes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3186967A (en) * 1961-04-12 1965-06-01 Wacker Chemie Gmbh Method of preparing high molecular weight organosiloxane polymers
DE1262020B (de) * 1964-05-06 1968-02-29 Wacker Chemie Gmbh Verfahren zur Konstanthaltung der Viskositaet von Diorganopolysiloxanen

Also Published As

Publication number Publication date
DE2538818B2 (de) 1979-08-23
JPS5233630A (en) 1977-03-14
FR2322163A1 (fr) 1977-03-25
US4053494A (en) 1977-10-11
JPS5626249B2 (enExample) 1981-06-17
DE2538818A1 (de) 1977-03-10
GB1550904A (en) 1979-08-22
FR2322163B1 (enExample) 1978-06-30
BE845698A (fr) 1977-02-28

Similar Documents

Publication Publication Date Title
EP0158141B1 (de) Platin, Organopolysiloxan und Füllstoff enthaltende Pasten
EP0170287B1 (de) Verfahren zum Stabilisieren von Organopolysiloxan
DE1283238B (de) Verfahren zur Herstellung von Hydroxyalkyloxyalkylsiloxanen
DE3533028A1 (de) Verfahren zum stabilisieren von organopolysiloxanen
DE2631957C3 (de) Verfahren zur Herstellung eines Copolymeren
DE4424115B4 (de) Verfahren zum Herstellen von linearen Triorganosiloxyendgruppen aufweisenden Silicon-Flüssigkeiten mit geringem Silianolgehalt
DE2538818C3 (de) Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen
DE3041686A1 (de) Verfahren zur herstellung von triorganosilylendgruppen aufweisenden, fluessigen diorganopolysiloxanen
DE2346538C2 (de) Hydraulische Flüssigkeit
EP0305737A2 (de) Verfahren zum Kondensieren und/oder Äquilibrieren von Organo-(poly)siloxanen
EP0285091A1 (de) Verfahren zur Herstellung von Diorganopolysiloxanen mit Triorganosiloxygruppen als endständige Einheiten
DE2319818C3 (de) Formmassen, die bei Zimmertemperatur in Gegenwart von Feuchtigkeit zu Silikonelastomeren härtbar sind
DE1148078B (de) Verfahren zur Kondensation von Organosiliciumverbindungen
EP0117503B1 (de) Verfahren zum Stabilisieren von Organopolysiloxanen
DE69619314T2 (de) Verfahren zur Stabilisierung von Siloxan-Polymeren
DE2759653C2 (de) Hitzehärtbare Organopolysiliciummasse
DE2229560B2 (de) Hitzehärtbare Organopolysiloxanformmassen
EP0193748A1 (de) Verfahren zur Erhöhung des Molekulargewichts von Diorgano(poly)siloxan
DE3048208A1 (de) "verfahren zum neutralisieren einer halogensilicium-verbindung"
EP0218184B1 (de) Verfahren zum Stabilisieren von Organopolysiloxanen
DE2554498A1 (de) Organopolysiloxanzubereitung
DE1795324C3 (de) Zu Elastomeren bei Zimmertemperatur unter Einwirkung von Wasser vulkanisierbare, in Abwesenheit desselben lagerfähige Organosiliciumformmassen
DE4420069A1 (de) Unter Abspaltung von Alkoholen zu Elastomeren vernetzbare Organopolysiloxanmassen
DE2911301B1 (de) Bei Raumtemperatur zu Elastomeren vernetzbare Formmassen
DE1745556B2 (de) Verfahren zur Herstellung von alpha-Triorganosiloxy-omega-hydroxydlorganopolysiloxanen

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee