ES2087789T3 - Procedimiento para la produccion de polidimetilsiloxanos. - Google Patents

Procedimiento para la produccion de polidimetilsiloxanos.

Info

Publication number
ES2087789T3
ES2087789T3 ES94119829T ES94119829T ES2087789T3 ES 2087789 T3 ES2087789 T3 ES 2087789T3 ES 94119829 T ES94119829 T ES 94119829T ES 94119829 T ES94119829 T ES 94119829T ES 2087789 T3 ES2087789 T3 ES 2087789T3
Authority
ES
Spain
Prior art keywords
chloride
stage
polidimetilsiloxanos
procedure
production
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 - Lifetime
Application number
ES94119829T
Other languages
English (en)
Inventor
Bernd Dr Pachaly
Gerhard Nagy
Wolfgang Jacques
Robert Christa
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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie AG
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 Wacker Chemie AG filed Critical Wacker Chemie AG
Application granted granted Critical
Publication of ES2087789T3 publication Critical patent/ES2087789T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

EN EL PROCESO SE TRATA EN UNA PRIMERA ETAPA EL DIMETIL DICLOROSILANO CON EL AGUA PRESENTE EN ACIDO DE SAL PARA FORMAR UN HIDROLIZADO EN BRUTO, COMPUESTO DE UN POLIDIMETILSILOXANO QUE CONTIENE CLORO, CICLICO Y LINEAL Y TRANSFORMANDOSE EN CLORURO DE HIDROGENO EN FORMA GASEOSA, TRATANDOSE EN UNA SEGUNDA ETAPA EL HIDROLIZADO EN BRUTO PARA LA REDUCCION DEL CONTENIDO DE CLORO CON VAPOR DE AGUA BAJO FORMACION DE ACIDO DE SALES, DONDE SE UTILIZA EN LA SEGUNDA ETAPA EL ACIDO DE SAL FORMADO EN LA PRIMERA ETAPA.
ES94119829T 1993-12-16 1994-12-15 Procedimiento para la produccion de polidimetilsiloxanos. Expired - Lifetime ES2087789T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4343033A DE4343033A1 (de) 1993-12-16 1993-12-16 Verfahren zur Herstellung von Polydimethylsiloxanen

Publications (1)

Publication Number Publication Date
ES2087789T3 true ES2087789T3 (es) 1996-07-16

Family

ID=6505250

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94119829T Expired - Lifetime ES2087789T3 (es) 1993-12-16 1994-12-15 Procedimiento para la produccion de polidimetilsiloxanos.

Country Status (7)

Country Link
US (1) US5476916A (es)
EP (1) EP0658588B1 (es)
JP (1) JP2609433B2 (es)
CN (1) CN1037002C (es)
DE (2) DE4343033A1 (es)
ES (1) ES2087789T3 (es)
NO (1) NO306620B1 (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2743812B1 (fr) * 1996-01-24 1998-02-20 Rhone Poulenc Chimie Procede de preparation de polyorganosiloxanes par hydrolyse d'organohalosilanes
JP3436075B2 (ja) 1997-05-28 2003-08-11 信越化学工業株式会社 オルガノクロロシランの連続加水分解方法
RU2186794C2 (ru) * 1997-06-03 2002-08-10 Рон-Пуленк Шими Способ получения полиорганосилоксанов путем гидролиза органогалогенсиланов
FR2766492B1 (fr) * 1997-07-24 1999-10-22 Rhodia Chimie Sa Procede de preparation de polyorganosiloxanes par hydrolyse d'organohalosilanes
DE19846397A1 (de) 1998-10-08 2000-04-20 Wacker Chemie Gmbh Verfahren zur Herstellung von Mischungen linearer Organopolysiloxane
DE19909547A1 (de) * 1999-03-04 2000-09-07 Wacker Chemie Gmbh Abwasserfreie Herstellung von Polydiorganosiloxanen
DE19962563C1 (de) * 1999-12-23 2000-12-14 Wacker Chemie Gmbh Verfahren zur Herstellung von 1,3-Dihalogen-1,1,3,3-tetra(organyl)disiloxanen
US6316655B1 (en) 2001-02-20 2001-11-13 Dow Corning Corporation Method of making hydroxy end-terminated linear siloxanes
KR101019260B1 (ko) * 2003-10-16 2011-03-04 주식회사 케이씨씨 저점도 폴리디메틸 실록산 오일의 제조방법
DE102004019377A1 (de) * 2004-04-21 2005-11-10 Wacker-Chemie Gmbh Verfahren zur Herstellung von linearen Si-H Gruppen aufweisenden Organopolysiloxanen
US7208617B2 (en) * 2004-10-05 2007-04-24 Dow Corning Corporation Hydrolysis of chlorosilanes
DE102005032947A1 (de) * 2005-07-14 2006-08-24 Wacker Chemie Ag Verfahren zur Verarbeitung von Gemischen in Anwesenheit von Füllkörpern aus fluorierten Vinylpolymeren
CN100443488C (zh) * 2006-01-20 2008-12-17 中国石油天然气股份有限公司 降低二甲基二氯硅烷水解酸中硅氧烷含量的方法
CN101148510B (zh) * 2006-09-21 2011-06-29 蓝星化工新材料股份有限公司 有机二氯硅烷的多级连续水解制备聚有机硅氧烷和气相氯化氢的方法
DE102007004838A1 (de) * 2007-01-31 2008-08-07 Wacker Chemie Ag Verfahren zur Herstellung von Organopolysiloxanen
CN101323666B (zh) * 2008-07-24 2011-04-27 北京石油化工设计院有限公司 一种甲基氯硅烷浓酸水解连续生产水解物的方法
CN101875726B (zh) * 2009-04-30 2012-05-30 中国石油天然气股份有限公司 一种二甲基二氯硅烷水解制备聚有机硅氧烷的方法
WO2018033563A1 (de) 2016-08-18 2018-02-22 Sika Technology Ag Siliconmischungen mit verbesserter weiterreissfestigkeit
EP3538620B1 (de) 2016-11-11 2020-10-28 Sika Technology AG Vernetzbare silikonmischungen enthaltend einen guanidinkatalysator und einen haftvermittler
CN108912331B (zh) * 2018-07-23 2021-08-31 湖北兴瑞硅材料有限公司 一种低粘度室温硫化甲基硅橡胶的合成方法
CN110183479B (zh) * 2019-06-17 2020-08-04 鲁西化工集团股份有限公司 一种低压二甲基二氯硅烷水解的系统及工艺
CN114011356B (zh) * 2021-11-12 2023-05-26 新疆晶硕新材料有限公司 二甲基二氯硅烷水解产物的处理方法和装置
CN115445547B (zh) * 2022-08-22 2024-08-13 湖北三峡实验室 一种有机硅浓酸水解-分离耦合装置及其方法
EP4549514A1 (de) 2023-11-01 2025-05-07 Sika Technology AG Feuchtigkeitshärtende rtv-silikonzusammensetzung mit hoher weiterreissfestigkeit und lagerstabilität
EP4549515A1 (de) 2023-11-01 2025-05-07 Sika Technology AG Zinnfrei katalysierte rtv-1 silikonzusammensetzung mit verbesserter lagerstabilität
EP4574909A1 (en) 2023-12-19 2025-06-25 Sika Technology AG Rtv-1 silicone adhesive with improved storage stability and pumpability

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483963A (en) * 1948-11-24 1949-10-04 Dow Corning Production of organosiloxanes
US3903047A (en) * 1973-10-23 1975-09-02 Gen Electric Process for the production of silanol-stopped diorgano-polysiloxanes
JPS5140316A (ja) * 1974-10-03 1976-04-05 Sumitomo Metal Ind Teiryukarushiumushorinyoru reikankakoseitoteionjinseinosugureta kohanno seizoho
DE2521742C3 (de) * 1975-05-15 1978-12-21 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Herstellung von Organosiloxanen
US4096160A (en) * 1976-04-21 1978-06-20 General Electric Company Continuous devolatilization of silanol-terminated silicone polymer
US4382145A (en) * 1981-09-02 1983-05-03 General Electric Company Method of hydrolyzing organochlorosilanes
US4395563A (en) * 1981-10-29 1983-07-26 General Electric Company Hydrolysis of alkoxysilanes
GB2112407B (en) * 1981-12-14 1985-06-19 Gen Electric Method of hydrolyzing chlorosilanes
JPH028223A (ja) * 1988-06-27 1990-01-11 Toshiba Silicone Co Ltd オルガノクロロシランの加水分解方法
US5075479A (en) * 1991-05-20 1991-12-24 Dow Corning Corporation Anhydrous hydrogen chloride evolving one-step process for producing siloxanes

Also Published As

Publication number Publication date
JP2609433B2 (ja) 1997-05-14
DE59400298D1 (de) 1996-06-27
EP0658588B1 (de) 1996-05-22
NO944871L (no) 1995-06-19
EP0658588A1 (de) 1995-06-21
DE4343033A1 (de) 1995-06-29
CN1037002C (zh) 1998-01-14
CN1108267A (zh) 1995-09-13
NO306620B1 (no) 1999-11-29
NO944871D0 (no) 1994-12-15
JPH07207028A (ja) 1995-08-08
US5476916A (en) 1995-12-19

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