KR20080008360A - 폴리오가노실록산의 재분배방법 - Google Patents

폴리오가노실록산의 재분배방법 Download PDF

Info

Publication number
KR20080008360A
KR20080008360A KR1020077026596A KR20077026596A KR20080008360A KR 20080008360 A KR20080008360 A KR 20080008360A KR 1020077026596 A KR1020077026596 A KR 1020077026596A KR 20077026596 A KR20077026596 A KR 20077026596A KR 20080008360 A KR20080008360 A KR 20080008360A
Authority
KR
South Korea
Prior art keywords
polyorganosiloxane
chloro
straight chain
blocked
linear
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.)
Abandoned
Application number
KR1020077026596A
Other languages
English (en)
Korean (ko)
Inventor
래리 허버트 우드
Original Assignee
다우 코닝 코포레이션
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 다우 코닝 코포레이션 filed Critical 다우 코닝 코포레이션
Publication of KR20080008360A publication Critical patent/KR20080008360A/ko
Abandoned 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
    • C08G77/06—Preparatory processes
    • C08G77/10—Equilibration processes
    • 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
    • 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
    • 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
    • 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
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Silicon Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
KR1020077026596A 2005-05-16 2006-03-15 폴리오가노실록산의 재분배방법 Abandoned KR20080008360A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US68131705P 2005-05-16 2005-05-16
US60/681,317 2005-05-16

Publications (1)

Publication Number Publication Date
KR20080008360A true KR20080008360A (ko) 2008-01-23

Family

ID=36660763

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077026596A Abandoned KR20080008360A (ko) 2005-05-16 2006-03-15 폴리오가노실록산의 재분배방법

Country Status (6)

Country Link
US (1) US7612222B2 (https=)
EP (1) EP1882002A1 (https=)
JP (1) JP2008540797A (https=)
KR (1) KR20080008360A (https=)
CN (1) CN101160343A (https=)
WO (1) WO2006124106A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101512529B1 (ko) * 2007-11-19 2015-04-15 도아고세이가부시키가이샤 폴리실록산 및 그의 제조 방법 및 경화물의 제조 방법
US8461274B2 (en) 2008-08-27 2013-06-11 Dow Corning Corporation Polysiloxane redistribution process
CN104736547A (zh) * 2012-08-13 2015-06-24 道康宁公司 通过使氢、卤硅烷和有机卤化物在铜催化剂上以两步法反应制备有机卤硅烷的方法
JP7389061B2 (ja) 2018-08-24 2023-11-29 ダウ シリコーンズ コーポレーション ヒドロキシル末端ポリジオルガノシロキサンの縮合重合のため方法
CN112469769B (zh) 2018-08-24 2022-07-08 美国陶氏有机硅公司 用于羟基封端的聚二有机硅氧烷的缩合聚合的方法
JP7371592B2 (ja) * 2019-09-27 2023-10-31 信越化学工業株式会社 アルコキシシリル基を有するポリシロキサザン化合物およびその製造方法、並びにこれを含む組成物および硬化物
CN110591097A (zh) * 2019-09-30 2019-12-20 唐山三友硅业有限责任公司 六甲基环三硅氧烷的阳离子催化开环工艺

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673843A (en) * 1951-05-17 1954-03-30 Connecticut Hard Rubber Co Liquefaction of silicone rubber gum and products thereof
DE2453482B2 (de) * 1974-11-12 1980-04-30 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von endständig chlorsubstituierten, linearen oder verzweigten Organosiloxanen
DE2630744C3 (de) * 1976-07-08 1979-05-23 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Umwandlung von Organosiloxanen
DE2802668A1 (de) * 1978-01-21 1979-07-26 Bayer Ag Verfahren zur herstellung von siliciumfunktionellen polyorganosiloxanen
DE2839652A1 (de) * 1978-09-12 1980-03-20 Wacker Chemie Gmbh Verfahren zum herstellen von cyclischen dimethylpolysiloxanen
US4329483A (en) * 1981-07-10 1982-05-11 Dow Corning Corporation Preparation of cyclotetrasiloxanes aliphatic chlorides and acyl chlorides
US4423240A (en) * 1982-04-12 1983-12-27 General Electric Company Methods for preparing cyclopolysiloxane
US5068383A (en) * 1990-11-09 1991-11-26 Dow Corning Corporation Catalyzed redistribution of polyorganosiloxanes
US5196559A (en) * 1992-01-23 1993-03-23 Dow Corning Corporation Equilibration of cyclic siloxanes with novel catalysts
US5194553A (en) 1992-05-07 1993-03-16 Dow Corning Corporation Process for preparation of organofunctional siloxanes
US5247116A (en) * 1992-07-10 1993-09-21 Temple University Of The Commonwealth System Of Higher Education Acid-catalyzed process for the production of cyclosiloxanes
US5233070A (en) * 1992-12-23 1993-08-03 Dow Corning Corporation Process for converting chlorine end-terminated polyorganosiloxanes to polyorganocyclosiloxanes
US5473037A (en) * 1993-08-18 1995-12-05 Shin-Etsu Chemical Co. Ltd. Method of producing dimethylpolysiloxanes
JP3644703B2 (ja) * 1993-08-18 2005-05-11 信越化学工業株式会社 環状ジメチルポリシロキサンの製造方法
US5420325A (en) * 1994-07-29 1995-05-30 General Electric Company Siloxane cracking process
US6136996A (en) * 1995-12-13 2000-10-24 General Electric Company Catalysts for polycondensation and redistribution of organosiloxane polymers
US5698654A (en) * 1996-07-30 1997-12-16 General Electric Company Process for preparing hydrogen siloxane copolymers
US5783718A (en) * 1997-06-11 1998-07-21 Rhone-Poulenc Chimie Process for the preparation of polyorganosiloxanes by hydrolysis of organohalosilanes
FR2766492B1 (fr) * 1997-07-24 1999-10-22 Rhodia Chimie Sa Procede de preparation de polyorganosiloxanes par hydrolyse d'organohalosilanes
DE19756832A1 (de) * 1997-12-19 1999-07-01 Wacker Chemie Gmbh Verfahren zur Veränderung der Viskosität von Organopolysiloxanen
FR2802540B1 (fr) * 1999-12-17 2002-05-24 Rhodia Chimie Sa Procede de preparation de polyorganosiloxanes par polymerisation catalysee par un systeme catalytique a base d'acide triflique ou de derives de l'acide triflique
US6316655B1 (en) * 2001-02-20 2001-11-13 Dow Corning Corporation Method of making hydroxy end-terminated linear siloxanes

Also Published As

Publication number Publication date
CN101160343A (zh) 2008-04-09
JP2008540797A (ja) 2008-11-20
US7612222B2 (en) 2009-11-03
US20080146751A1 (en) 2008-06-19
WO2006124106A1 (en) 2006-11-23
EP1882002A1 (en) 2008-01-30

Similar Documents

Publication Publication Date Title
US10766913B2 (en) Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
US10752735B2 (en) Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
CA3002382A1 (en) Mixtures of cyclic branched siloxanes of the d/t type and conversion products thereof
JP6620101B2 (ja) Ｍｑ型シリコーン樹脂をキャッピングする方法
EP4077484B1 (en) Low isomer hydrosilylation
WO2013050149A1 (en) Solvent stripping process for the removal of cyclic siloxanes (cyclomethicones) in silicone-based products
FR2509737A1 (fr) Procede de preparation d'une composition organo-silicique avec inhibiteur de durcissement produit in situ et composition ainsi produite
KR20080008360A (ko) 폴리오가노실록산의 재분배방법
JP2008540797A5 (https=)
KR101719585B1 (ko) 오르가노폴리실록산의 제조 방법
JP2018533562A (ja) オルガノシロキサンを調製する方法
EP2328952B1 (en) Polysiloxane redistribution process
JP6553305B2 (ja) アミノ基を有するオルガノポリシロキサンの調製方法
CN101283023B (zh) 用于制备oh封端的有机氢聚硅氧烷的方法
JPS6220194B2 (https=)
JP3632736B2 (ja) オルガノポリシロキサンガムの製造方法
CN114729128B (zh) 对来自传热应用的(m/d/t)-甲基聚硅氧烷混合物进行处理的方法
KR20150011330A (ko) 말단 히드록시기를 갖는 실록산의 안정화 방법
WO2026021896A1 (en) Purified polyether siloxanes i
WO2026021892A1 (en) Process for the removal of cyclic siloxanes from compositions comprising polyalkylsiloxanes
CN121057768A (zh) 基于聚二甲基硅氧烷回收的聚合物泡沫稳定剂
JP2018517006A (ja) ヒドロキシ基とアルコキシ基とを含有するシリコーン樹脂の製造方法
JPH06166751A (ja) シロキサンガムの製造方法
JPH11158283A (ja) 高純度の片末端ラジカル重合性官能基含有オルガノポリシロキサンの製造方法

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

NORF Unpaid initial registration fee
PC1904 Unpaid initial registration fee

St.27 status event code: A-2-2-U10-U14-oth-PC1904

St.27 status event code: N-2-6-B10-B12-nap-PC1904

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-3-3-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000