DE3378581D1 - Separation of chlorosilanes - Google Patents

Separation of chlorosilanes

Info

Publication number
DE3378581D1
DE3378581D1 DE8383108907T DE3378581T DE3378581D1 DE 3378581 D1 DE3378581 D1 DE 3378581D1 DE 8383108907 T DE8383108907 T DE 8383108907T DE 3378581 T DE3378581 T DE 3378581T DE 3378581 D1 DE3378581 D1 DE 3378581D1
Authority
DE
Germany
Prior art keywords
chlorosilanes
separation
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
DE8383108907T
Other languages
English (en)
Inventor
Roland Lee Halm
Stefan Felix Rentsch
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
Application granted granted Critical
Publication of DE3378581D1 publication Critical patent/DE3378581D1/de
Expired legal-status Critical Current

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
    • C07F7/20—Purification, separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Silicon Compounds (AREA)
DE8383108907T 1982-09-20 1983-09-09 Separation of chlorosilanes Expired DE3378581D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/419,856 US4402797A (en) 1982-09-20 1982-09-20 Separation of chlorosilanes by extractive distillation

Publications (1)

Publication Number Publication Date
DE3378581D1 true DE3378581D1 (en) 1989-01-05

Family

ID=23664041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383108907T Expired DE3378581D1 (en) 1982-09-20 1983-09-09 Separation of chlorosilanes

Country Status (5)

Country Link
US (1) US4402797A (de)
EP (1) EP0103822B1 (de)
JP (1) JPS5976093A (de)
CA (1) CA1182423A (de)
DE (1) DE3378581D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761492A (en) * 1987-09-28 1988-08-02 Union Carbide Corporation Process for recovering trimethoxysilane from a trimethoxysilane and methanol mixture
JPH03102438U (de) * 1990-02-06 1991-10-24
WO2007067723A1 (en) * 2005-12-06 2007-06-14 Dow Corning Corporation Separation of chlorosilanes
DE102009003163A1 (de) * 2009-05-15 2010-11-25 Wacker Chemie Ag Silandestillation mit reduziertem Energieeinsatz
CN108358209B (zh) * 2018-03-06 2021-05-07 李金金 电子级六氯乙硅烷萃取提纯的方法及萃取精馏系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2388575A (en) * 1943-06-23 1945-11-06 Gen Electric Resolution of mixtures of chlorosilanes
US3007956A (en) * 1960-07-01 1961-11-07 Gen Electric Process for separating organosilanes
US3114678A (en) * 1961-08-11 1963-12-17 Gen Electric Method for separating chlorosilanes from mixtures thereof
US3352765A (en) * 1964-12-21 1967-11-14 Phillips Petroleum Co Extractive distillation of sulfolane with an isoparaffing hydrocarbon entrainer
US4021490A (en) * 1975-10-14 1977-05-03 Phillips Petroleum Company Process for production of phenol and cyclohexanone
US4024028A (en) * 1976-09-08 1977-05-17 Phillips Petroleum Company Extractive distillation of hydrocarbon mixtures
SU709630A1 (ru) * 1977-06-17 1980-01-15 Ярославский политехнический институт Способ выделени триметилхлорсилана из азеотропной смеси с тетрахлорсиланом

Also Published As

Publication number Publication date
CA1182423A (en) 1985-02-12
JPS5976093A (ja) 1984-04-28
JPS6225673B2 (de) 1987-06-04
EP0103822A2 (de) 1984-03-28
EP0103822A3 (en) 1985-11-27
EP0103822B1 (de) 1988-11-30
US4402797A (en) 1983-09-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee