BR8805240A - Processo para a preparacao de diorganopolissiloxanos com grupos triorganossiloxi como unidades terminais - Google Patents
Processo para a preparacao de diorganopolissiloxanos com grupos triorganossiloxi como unidades terminaisInfo
- Publication number
- BR8805240A BR8805240A BR8805240A BR8805240A BR8805240A BR 8805240 A BR8805240 A BR 8805240A BR 8805240 A BR8805240 A BR 8805240A BR 8805240 A BR8805240 A BR 8805240A BR 8805240 A BR8805240 A BR 8805240A
- Authority
- BR
- Brazil
- Prior art keywords
- triorganosiloxi
- diorganopolysiloxanes
- groups
- preparation
- terminal units
- Prior art date
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
-
- 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
- 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
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873742069 DE3742069A1 (de) | 1987-12-11 | 1987-12-11 | Verfahren zur herstellung von diorganopolysiloxanen mit triorganosiloxygruppen als endstaendigen einheiten |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8805240A true BR8805240A (pt) | 1990-05-29 |
Family
ID=6342405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8805240A BR8805240A (pt) | 1987-12-11 | 1988-10-12 | Processo para a preparacao de diorganopolissiloxanos com grupos triorganossiloxi como unidades terminais |
Country Status (6)
Country | Link |
---|---|
US (1) | US4975510A (pt) |
EP (1) | EP0319977A3 (pt) |
JP (1) | JPH01190730A (pt) |
AU (1) | AU2674288A (pt) |
BR (1) | BR8805240A (pt) |
DE (1) | DE3742069A1 (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3637837A1 (de) * | 1986-11-06 | 1988-05-19 | Wacker Chemie Gmbh | Verfahren zur herstellung von organopolysiloxanen mit basischen stickstoff aufweisenden, sic-gebundenen organischen resten |
JP2564018B2 (ja) * | 1990-04-10 | 1996-12-18 | 株式会社トクヤマ | ポリジアルキルシロキサンの製造方法 |
US5106934A (en) * | 1990-05-03 | 1992-04-21 | General Electric Company | Heat curable silicone compositions |
US5317072A (en) * | 1992-07-31 | 1994-05-31 | Dow Corning Corporation | Condensation process for preparation of organofunctional siloxanes |
US5420221A (en) * | 1993-07-15 | 1995-05-30 | General Electric Company | Process for the production of linear organosiloxane polymers by disproportionation |
US5510441A (en) * | 1993-07-15 | 1996-04-23 | General Electric Company | Process for producing octamethyltrisiloxane |
US5403909A (en) * | 1993-07-15 | 1995-04-04 | General Electric Company | Catalysts for polycondensation and redistribution of organosiloxane polymers |
US5408025A (en) * | 1993-07-15 | 1995-04-18 | General Electric Company | Synthesis of low silanol content, triorgano-stopped silicone fluids |
DE4422813A1 (de) | 1994-06-29 | 1996-01-04 | Wacker Chemie Gmbh | Verfahren zum Stabilisieren von Organpolysiloxanen |
US6136996A (en) * | 1995-12-13 | 2000-10-24 | General Electric Company | Catalysts for polycondensation and redistribution of organosiloxane polymers |
US5724469A (en) * | 1996-01-26 | 1998-03-03 | Ortronics, Inc. | Adjustable fiber storage plate |
US5698654A (en) * | 1996-07-30 | 1997-12-16 | General Electric Company | Process for preparing hydrogen siloxane copolymers |
US5753751A (en) * | 1996-10-24 | 1998-05-19 | General Electric Company | Process for preparing self-curable alkenyl hydride siloxane copolymers and coating composition |
EP1498457B1 (de) * | 2003-07-04 | 2005-08-10 | Wacker-Chemie GmbH | Lagerstabile Siliconmassen |
DE102005018628A1 (de) * | 2005-04-21 | 2006-10-26 | Wacker Chemie Ag | Verfahren zur Herstellung von Silanolgruppen aufweisenden Organopolysiloxanen |
DE102005018629A1 (de) * | 2005-04-21 | 2006-10-26 | Wacker Chemie Ag | Verfahren zur Herstellung von Triorganosiloxygruppen aufweisenden Organopolysiloxanen |
EP3371246B1 (en) * | 2015-11-04 | 2019-10-02 | Dow Silicones Corporation | Method of preparing organopolysiloxane |
KR20180080237A (ko) * | 2015-11-04 | 2018-07-11 | 다우 실리콘즈 코포레이션 | 유기실록산의 제조 방법 |
CN115850705B (zh) * | 2022-12-12 | 2024-08-13 | 东莞市贝特利新材料有限公司 | 一种甲基苯基硅油的制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3078255A (en) * | 1959-12-08 | 1963-02-19 | Union Carbide Corp | Sulfonic acid-catalyzed condensation process |
US3328323A (en) * | 1963-02-04 | 1967-06-27 | Gen Electric | Organopolysiloxane copolymers containing polydiarylsiloxane blocks and a process for making them |
DE1279019B (de) * | 1967-01-04 | 1968-10-03 | Wacker Chemie Gmbh | Verfahren zur Herstellung von Organohalogensiliciumverbindungen |
DE2229514C3 (de) * | 1972-06-16 | 1979-01-04 | Wacker-Chemie Gmbh, 8000 Muenchen | Verfahren zur Förderung von Kondensations- und/oder Äquilibrierungsreaktionen von Organosiliciumverbindungen |
US3779987A (en) * | 1972-10-12 | 1973-12-18 | Gen Electric | Process for producing diorganopolysiloxane polymers |
US4267298A (en) * | 1979-11-09 | 1981-05-12 | General Electric Company | Process for preparing M-stopped silicone fluids from silanol fluids |
DE3524484A1 (de) * | 1985-07-09 | 1987-01-15 | Wacker Chemie Gmbh | Verfahren zur herstellung von linearen organopolysiloxanen mit triorganosiloxygruppen als endstaendigen einheiten |
JPS6241228A (ja) * | 1985-08-16 | 1987-02-23 | Shin Etsu Chem Co Ltd | オルガノポリシロキサンの製造方法 |
US4683277A (en) * | 1986-07-02 | 1987-07-28 | Dow Corning Corporation | Method for preparing vinyl terminated fluorine-containing polydiorganosiloxane |
DE3632875A1 (de) * | 1986-09-26 | 1988-04-07 | Wacker Chemie Gmbh | Kontinuierliches verfahren zur herstellung von triorganosiloxygruppen als endstaendige einheiten aufweisenden organopolysiloxanen |
DE3711214A1 (de) * | 1987-04-03 | 1988-10-13 | Wacker Chemie Gmbh | Verfahren zur herstellung von diorganopolysiloxanen mit triorganosiloxygruppen als endstaendigen einheiten |
-
1987
- 1987-12-11 DE DE19873742069 patent/DE3742069A1/de not_active Withdrawn
-
1988
- 1988-10-12 BR BR8805240A patent/BR8805240A/pt unknown
- 1988-11-14 US US07/270,131 patent/US4975510A/en not_active Expired - Fee Related
- 1988-12-08 EP EP19880120539 patent/EP0319977A3/de not_active Withdrawn
- 1988-12-09 AU AU26742/88A patent/AU2674288A/en not_active Abandoned
- 1988-12-12 JP JP63312139A patent/JPH01190730A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4975510A (en) | 1990-12-04 |
EP0319977A3 (de) | 1990-09-05 |
DE3742069A1 (de) | 1989-06-22 |
AU2674288A (en) | 1989-06-15 |
EP0319977A2 (de) | 1989-06-14 |
JPH01190730A (ja) | 1989-07-31 |
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