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NL8202758A - Werkwijze voor het bereiden van gemengde cyclotetrasiloxanen. - Google Patents

Werkwijze voor het bereiden van gemengde cyclotetrasiloxanen. Download PDF

Info

Publication number
NL8202758A
NL8202758A NL8202758A NL8202758A NL8202758A NL 8202758 A NL8202758 A NL 8202758A NL 8202758 A NL8202758 A NL 8202758A NL 8202758 A NL8202758 A NL 8202758A NL 8202758 A NL8202758 A NL 8202758A
Authority
NL
Netherlands
Prior art keywords
formula
mixture
cyclotetrasiloxane
cyclotrisiloxane
heated
Prior art date
Application number
NL8202758A
Other languages
English (en)
Dutch (nl)
Original Assignee
Dow Corning
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 filed Critical Dow Corning
Publication of NL8202758A publication Critical patent/NL8202758A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0834—Compounds having one or more O-Si linkage
    • C07F7/0838—Compounds with one or more Si-O-Si sequences
    • C07F7/0872—Preparation and treatment thereof
    • C07F7/0874—Reactions involving a bond of the Si-O-Si linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Silicon Polymers (AREA)
NL8202758A 1981-07-10 1982-07-08 Werkwijze voor het bereiden van gemengde cyclotetrasiloxanen. NL8202758A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/282,288 US4329482A (en) 1981-07-10 1981-07-10 Preparation of mixed cyclotetrasiloxanes and aliphatic chlorides and/or acyl chlorides
US28228881 1981-07-10

Publications (1)

Publication Number Publication Date
NL8202758A true NL8202758A (nl) 1983-02-01

Family

ID=23080827

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8202758A NL8202758A (nl) 1981-07-10 1982-07-08 Werkwijze voor het bereiden van gemengde cyclotetrasiloxanen.

Country Status (7)

Country Link
US (1) US4329482A (pt)
JP (1) JPS5818394A (pt)
BE (1) BE893796A (pt)
BR (1) BR8204017A (pt)
DE (1) DE3225440A1 (pt)
GB (1) GB2101146A (pt)
NL (1) NL8202758A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556726A (en) * 1985-01-09 1985-12-03 Union Carbide Corporation Process for converting octamethylcyclotetrasiloxane to decamethylcyclopentasiloxane
US4719024A (en) * 1986-05-05 1988-01-12 Dow Corning Corporation Methylalkylcyclosiloxanes
US5068383A (en) * 1990-11-09 1991-11-26 Dow Corning Corporation Catalyzed redistribution of polyorganosiloxanes
EP1440450A2 (en) * 2001-10-11 2004-07-28 Arizona Board of Regents Superhard dielectric compounds and methods of preparation
RU2581307C2 (ru) * 2014-03-06 2016-04-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежский государственный технический университет" Центробежный насос

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610199A (en) * 1950-04-13 1952-09-09 Dow Corning Organosilyl acyl halides
US2721856A (en) * 1953-03-31 1955-10-25 Dow Corning Preparation of siloxanes containing carboxy groups
US3629309A (en) * 1956-10-12 1971-12-21 Union Carbide Corp Organosilicon compounds and processes for producing the same
NL286867A (pt) * 1961-12-18 1900-01-01
GB1050916A (pt) * 1962-11-01 1900-01-01
US3347895A (en) * 1963-04-29 1967-10-17 Union Carbide Corp Process for preparing cyclic organosiloxanes
US3358009A (en) * 1963-04-29 1967-12-12 Union Carbide Corp Process for preparing mixed cyclic organosiloxanes
US3391109A (en) * 1966-11-01 1968-07-02 Gen Electric Aryl ketone containing organosilicon materials

Also Published As

Publication number Publication date
BE893796A (fr) 1983-01-10
US4329482A (en) 1982-05-11
JPS5818394A (ja) 1983-02-02
BR8204017A (pt) 1983-07-05
GB2101146A (en) 1983-01-12
DE3225440A1 (de) 1983-03-17

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed