IT1034417B - Processo per la produzione di diorganopolisilossani arrestati da silanolo - Google Patents

Processo per la produzione di diorganopolisilossani arrestati da silanolo

Info

Publication number
IT1034417B
IT1034417B IT2144175A IT2144175A IT1034417B IT 1034417 B IT1034417 B IT 1034417B IT 2144175 A IT2144175 A IT 2144175A IT 2144175 A IT2144175 A IT 2144175A IT 1034417 B IT1034417 B IT 1034417B
Authority
IT
Italy
Prior art keywords
diorganopolysiloxans
arrested
silanol
production
diorganopolysiloxans arrested
Prior art date
Application number
IT2144175A
Other languages
English (en)
Original Assignee
Gen Electric
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
Priority claimed from US452940A external-priority patent/US3903047A/en
Application filed by Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1034417B publication Critical patent/IT1034417B/it

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
    • 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
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl groups

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)
IT2144175A 1974-03-20 1975-03-18 Processo per la produzione di diorganopolisilossani arrestati da silanolo IT1034417B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US452940A US3903047A (en) 1973-10-23 1974-03-20 Process for the production of silanol-stopped diorgano-polysiloxanes

Publications (1)

Publication Number Publication Date
IT1034417B true IT1034417B (it) 1979-09-10

Family

ID=23798586

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2144175A IT1034417B (it) 1974-03-20 1975-03-18 Processo per la produzione di diorganopolisilossani arrestati da silanolo

Country Status (7)

Country Link
JP (1) JPS585928B2 (it)
BE (1) BE826906A (it)
CA (1) CA1044247A (it)
DE (1) DE2511475A1 (it)
FR (1) FR2264837B1 (it)
GB (1) GB1506734A (it)
IT (1) IT1034417B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1549344A (en) * 1975-05-19 1979-08-08 Gen Electric Process for producing silanol end-stopped diorganopolysiloxane oils
JP2678371B2 (ja) * 1987-08-31 1997-11-17 東レ・ダウコーニング・シリコーン株式会社 末端にアルケニル基を有するオルガノポリシロキサンの製造方法
JP3862007B2 (ja) 2002-05-31 2006-12-27 信越化学工業株式会社 スルホン化樹脂触媒の再活性化方法
DE102007055484A1 (de) 2007-11-21 2009-05-28 Evonik Goldschmidt Gmbh Verfahren zur Herstellung von Polydimethylsiloxanen an sulfonsauren Kationenaustauscherharzen
TWI742534B (zh) 2019-02-20 2021-10-11 日商旭化成股份有限公司 硬化物、硬化物改質體及硬化方法

Also Published As

Publication number Publication date
DE2511475A1 (de) 1975-09-25
GB1506734A (en) 1978-04-12
BE826906A (fr) 1975-07-16
CA1044247A (en) 1978-12-12
JPS585928B2 (ja) 1983-02-02
FR2264837A1 (it) 1975-10-17
FR2264837B1 (it) 1981-06-19
JPS50133299A (it) 1975-10-22

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