DE69322355T2 - Verfahren zur Abtrennung von Chloridionen aus Hydroxyl-abgeschlossenen Siloxanen - Google Patents

Verfahren zur Abtrennung von Chloridionen aus Hydroxyl-abgeschlossenen Siloxanen

Info

Publication number
DE69322355T2
DE69322355T2 DE69322355T DE69322355T DE69322355T2 DE 69322355 T2 DE69322355 T2 DE 69322355T2 DE 69322355 T DE69322355 T DE 69322355T DE 69322355 T DE69322355 T DE 69322355T DE 69322355 T2 DE69322355 T2 DE 69322355T2
Authority
DE
Germany
Prior art keywords
hydroxyl
separation
chloride ions
terminated siloxanes
siloxanes
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 - Fee Related
Application number
DE69322355T
Other languages
English (en)
Other versions
DE69322355D1 (de
Inventor
Ollie William Marko
Robert David Steinmeyer
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
Publication of DE69322355D1 publication Critical patent/DE69322355D1/de
Application granted granted Critical
Publication of DE69322355T2 publication Critical patent/DE69322355T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08G77/32—Post-polymerisation treatment
    • C08G77/34—Purification
    • 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
    • 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
    • C07F7/089—Treatments not covered by a preceding group
    • 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

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)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
DE69322355T 1992-10-05 1993-09-30 Verfahren zur Abtrennung von Chloridionen aus Hydroxyl-abgeschlossenen Siloxanen Expired - Fee Related DE69322355T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/956,223 US5276173A (en) 1992-10-05 1992-10-05 Method for removal for ionic chloride from hydroxyl-terminated siloxanes

Publications (2)

Publication Number Publication Date
DE69322355D1 DE69322355D1 (de) 1999-01-14
DE69322355T2 true DE69322355T2 (de) 1999-08-26

Family

ID=25497949

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322355T Expired - Fee Related DE69322355T2 (de) 1992-10-05 1993-09-30 Verfahren zur Abtrennung von Chloridionen aus Hydroxyl-abgeschlossenen Siloxanen

Country Status (4)

Country Link
US (1) US5276173A (de)
EP (1) EP0592149B1 (de)
JP (1) JPH06200033A (de)
DE (1) DE69322355T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4568418B2 (ja) * 1999-11-25 2010-10-27 東レ・ダウコーニング株式会社 オルガノポリシロキサンの製造方法
US6433122B1 (en) 1999-11-25 2002-08-13 Dow Corning Toray Silicone Co., Ltd. method for producing organopolysiloxane
US7423166B2 (en) * 2001-12-13 2008-09-09 Advanced Technology Materials, Inc. Stabilized cyclosiloxanes for use as CVD precursors for low-dielectric constant thin films
US7108771B2 (en) * 2001-12-13 2006-09-19 Advanced Technology Materials, Inc. Method for removal of impurities in cyclic siloxanes useful as precursors for low dielectric constant thin films
US7456488B2 (en) * 2002-11-21 2008-11-25 Advanced Technology Materials, Inc. Porogen material
JP2008527141A (ja) * 2005-01-13 2008-07-24 ダウ・コーニング・コーポレイション ポリシロキサン加水分解物の中和方法
US8053375B1 (en) 2006-11-03 2011-11-08 Advanced Technology Materials, Inc. Super-dry reagent compositions for formation of ultra low k films
EP3002262B1 (de) * 2014-10-01 2018-06-27 Heraeus Quarzglas GmbH & Co. KG Verfahren zur Herstellung von synthetischem Quarzglas mittels einer polymerisierbaren Polyalkylsiloxanverbindung
CN110550773A (zh) * 2019-08-16 2019-12-10 江西蓝星星火有机硅有限公司 一种降低二甲基二氯硅烷水解物中氯离子及其它杂质含量的方法和装置
CN112076529A (zh) * 2020-09-24 2020-12-15 南通星球石墨股份有限公司 一种脱除有机硅副产盐酸中硅氧烷的装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4127598A (en) * 1977-02-22 1978-11-28 Mcentee Harry R Process for removing biphenyls from chlorosilanes
US4924022A (en) * 1989-10-04 1990-05-08 Dow Corning Corporation Method for preparation of organoalkoxysilanes
JP2718231B2 (ja) * 1990-01-10 1998-02-25 三菱電機株式会社 高純度末端ヒドロキシフェニルラダーシロキサンプレポリマーの製造方法および高純度末端ヒドロキシフェニルラダーポリシロキサンの製造方法
US4962221A (en) * 1990-03-12 1990-10-09 Dow Corning Corporation Chloride reduction in polysiloxanes
JPH0798828B2 (ja) * 1990-05-18 1995-10-25 東芝シリコーン株式会社 アルコキシシランの精製方法
US5084588A (en) * 1990-07-05 1992-01-28 Union Carbide Chemicals & Plastics Technology Corporation Reducing halide contamination in alkoxy silanes

Also Published As

Publication number Publication date
EP0592149B1 (de) 1998-12-02
EP0592149A2 (de) 1994-04-13
EP0592149A3 (de) 1995-04-05
US5276173A (en) 1994-01-04
DE69322355D1 (de) 1999-01-14
JPH06200033A (ja) 1994-07-19

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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