GB0905206D0 - Preparation of organosiloxane polymers - Google Patents

Preparation of organosiloxane polymers

Info

Publication number
GB0905206D0
GB0905206D0 GBGB0905206.9A GB0905206A GB0905206D0 GB 0905206 D0 GB0905206 D0 GB 0905206D0 GB 0905206 A GB0905206 A GB 0905206A GB 0905206 D0 GB0905206 D0 GB 0905206D0
Authority
GB
United Kingdom
Prior art keywords
preparation
organosiloxane polymers
organosiloxane
polymers
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.)
Ceased
Application number
GBGB0905206.9A
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.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Priority to GBGB0905206.9A priority Critical patent/GB0905206D0/en
Publication of GB0905206D0 publication Critical patent/GB0905206D0/en
Priority to GB1004534A priority patent/GB2468952A/en
Ceased 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
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • 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
    • C08G77/045—Polysiloxanes containing less than 25 silicon atoms

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)
  • Compositions Of Macromolecular Compounds (AREA)
GBGB0905206.9A 2009-03-26 2009-03-26 Preparation of organosiloxane polymers Ceased GB0905206D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0905206.9A GB0905206D0 (en) 2009-03-26 2009-03-26 Preparation of organosiloxane polymers
GB1004534A GB2468952A (en) 2009-03-26 2010-03-18 Elevated pressure polysiloxane preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0905206.9A GB0905206D0 (en) 2009-03-26 2009-03-26 Preparation of organosiloxane polymers

Publications (1)

Publication Number Publication Date
GB0905206D0 true GB0905206D0 (en) 2009-05-13

Family

ID=40671754

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0905206.9A Ceased GB0905206D0 (en) 2009-03-26 2009-03-26 Preparation of organosiloxane polymers
GB1004534A Withdrawn GB2468952A (en) 2009-03-26 2010-03-18 Elevated pressure polysiloxane preparation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1004534A Withdrawn GB2468952A (en) 2009-03-26 2010-03-18 Elevated pressure polysiloxane preparation

Country Status (1)

Country Link
GB (2) GB0905206D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11136436B2 (en) 2018-08-24 2021-10-05 Dow Silicones Corporation Method for condensation polymerization of hydroxyl-terminated polydiorganosiloxanes
JP7389061B2 (en) 2018-08-24 2023-11-29 ダウ シリコーンズ コーポレーション Method for condensation polymerization of hydroxyl-terminated polydiorganosiloxanes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759007A (en) * 1953-06-10 1956-08-14 Union Carbide & Carbon Corp High pressure polymerization of dialkylcyclosiloxanes in the presence of a basic catalyst
US2759008A (en) * 1953-06-10 1956-08-14 Union Carbide & Carbon Corp High pressure polymerization of alkylcyclosiloxanes in the presence of an acid catalyst
GB756613A (en) * 1953-06-10 1956-09-05 Union Carbide & Carbon Corp High pressure polymerization of alkylcyclosiloxanes
FR2588561B1 (en) * 1985-09-25 1987-12-11 Rhone Poulenc Spec Chim PROCESS FOR THE POLYMERIZATION OF POLYDIORGANOSILOXANE OLIGOMERS IN A SUPRA-ATMOSPHERIC PRESSURE FLUID WHICH IS A GAS UNDER NORMAL CONDITIONS

Also Published As

Publication number Publication date
GB201004534D0 (en) 2010-05-05
GB2468952A (en) 2010-09-29

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)