DE2542425C3 - Verfahren zur Herstellung von Hexasiloxycyclosiloxanen - Google Patents

Verfahren zur Herstellung von Hexasiloxycyclosiloxanen

Info

Publication number
DE2542425C3
DE2542425C3 DE2542425A DE2542425A DE2542425C3 DE 2542425 C3 DE2542425 C3 DE 2542425C3 DE 2542425 A DE2542425 A DE 2542425A DE 2542425 A DE2542425 A DE 2542425A DE 2542425 C3 DE2542425 C3 DE 2542425C3
Authority
DE
Germany
Prior art keywords
wollastonite
siloxane
reaction
pseudo
silicate
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
DE2542425A
Other languages
German (de)
English (en)
Other versions
DE2542425A1 (de
DE2542425B2 (de
Inventor
Howard Victor Andrew Swanscombe Beedle
William Grenville Longfield Davies
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.)
ASSOCIATED PORTLAND CEMENT MANUFACTURERS Ltd LONDON
Original Assignee
ASSOCIATED PORTLAND CEMENT MANUFACTURERS Ltd LONDON
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 ASSOCIATED PORTLAND CEMENT MANUFACTURERS Ltd LONDON filed Critical ASSOCIATED PORTLAND CEMENT MANUFACTURERS Ltd LONDON
Publication of DE2542425A1 publication Critical patent/DE2542425A1/de
Publication of DE2542425B2 publication Critical patent/DE2542425B2/de
Application granted granted Critical
Publication of DE2542425C3 publication Critical patent/DE2542425C3/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
    • C08G77/045—Polysiloxanes containing less than 25 silicon atoms
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Silicon Polymers (AREA)
DE2542425A 1974-09-24 1975-09-23 Verfahren zur Herstellung von Hexasiloxycyclosiloxanen Expired DE2542425C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB41495/74A GB1518279A (en) 1974-09-24 1974-09-24 Siloxanes

Publications (3)

Publication Number Publication Date
DE2542425A1 DE2542425A1 (de) 1976-04-01
DE2542425B2 DE2542425B2 (de) 1978-12-21
DE2542425C3 true DE2542425C3 (de) 1979-08-23

Family

ID=10419957

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2542425A Expired DE2542425C3 (de) 1974-09-24 1975-09-23 Verfahren zur Herstellung von Hexasiloxycyclosiloxanen

Country Status (5)

Country Link
US (1) US4077994A (en:Method)
JP (1) JPS602314B2 (en:Method)
DE (1) DE2542425C3 (en:Method)
FR (1) FR2286143A1 (en:Method)
GB (1) GB1518279A (en:Method)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368313A (en) * 1981-09-18 1983-01-11 General Electric Company Stabilization of silanol hydrolysates of organosilanes
JP3123351B2 (ja) * 1994-06-15 2001-01-09 信越化学工業株式会社 硬化性シリコーン組成物
KR100979355B1 (ko) * 2003-10-09 2010-08-31 삼성전자주식회사 다반응성 환형 실리케이트 화합물, 상기 화합물로부터제조된 실록산계 중합체 및 상기 중합체를 이용한 절연막제조방법
US20060199934A1 (en) * 2005-03-02 2006-09-07 Fuji Photo Film Co., Ltd. Composition, insulating film and process for producing the same
US9695316B2 (en) * 2015-05-18 2017-07-04 Milliken & Company Cyclic siloxane compounds and compositions comprising the same
WO2025078158A1 (en) * 2023-10-11 2025-04-17 Imertech Sas Synthetic wollastonite
EP4538231A1 (en) * 2023-10-11 2025-04-16 ImerTech SAS Synthetic wollastonite

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310526A (en) * 1961-12-18 1967-03-21 Gen Electric Cyclopolysiloxanes
US3297632A (en) * 1963-08-01 1967-01-10 Gen Electric Cyclic siloxane-containing polymers
FR1437886A (fr) * 1964-07-01 1966-05-06 Thomson Houston Comp Francaise Siloxanes cycliques
US3398173A (en) * 1964-10-01 1968-08-20 Gen Electric Process for producing siloxanes
US3590064A (en) * 1969-07-23 1971-06-29 Charles W Lacefield Process for preparing cyclosiloxanes
US3694405A (en) * 1970-10-21 1972-09-26 Union Carbide Corp Rearrangement of organosiloxanes using macroreticular sulfonic acid cation exchange resin
US3792072A (en) * 1971-12-30 1974-02-12 Stauffer Chemical Co Silylating agent
US3842110A (en) * 1973-10-11 1974-10-15 Gen Electric Process for producing octaphenyltetracyclosiloxane

Also Published As

Publication number Publication date
JPS602314B2 (ja) 1985-01-21
GB1518279A (en) 1978-07-19
FR2286143A1 (fr) 1976-04-23
FR2286143B1 (en:Method) 1979-08-24
US4077994A (en) 1978-03-07
DE2542425A1 (de) 1976-04-01
DE2542425B2 (de) 1978-12-21
JPS5159867A (en) 1976-05-25

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Legal Events

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