DE69133499D1 - Einstufiges Verfahren zur Herstellung von Polycarbonaten aus Bischloroformaten - Google Patents
Einstufiges Verfahren zur Herstellung von Polycarbonaten aus BischloroformatenInfo
- Publication number
- DE69133499D1 DE69133499D1 DE69133499T DE69133499T DE69133499D1 DE 69133499 D1 DE69133499 D1 DE 69133499D1 DE 69133499 T DE69133499 T DE 69133499T DE 69133499 T DE69133499 T DE 69133499T DE 69133499 D1 DE69133499 D1 DE 69133499D1
- Authority
- DE
- Germany
- Prior art keywords
- bischloroformates
- polycarbonates
- preparation
- step process
- 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
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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/26—General preparatory processes using halocarbonates
-
- 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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/04—Aromatic polycarbonates
- C08G64/06—Aromatic polycarbonates not containing aliphatic unsaturation
- C08G64/14—Aromatic polycarbonates not containing aliphatic unsaturation containing a chain-terminating or -crosslinking agent
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/559,130 US5034505A (en) | 1990-07-27 | 1990-07-27 | Single-step method for preparing polycarbonates from bischloroformates |
US559130 | 1990-07-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69133499D1 true DE69133499D1 (de) | 2006-02-02 |
DE69133499T2 DE69133499T2 (de) | 2006-08-17 |
Family
ID=24232394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69133499T Expired - Lifetime DE69133499T2 (de) | 1990-07-27 | 1991-07-18 | Einstufiges Verfahren zur Herstellung von Polycarbonaten aus Bischloroformiaten |
Country Status (4)
Country | Link |
---|---|
US (1) | US5034505A (de) |
EP (1) | EP0468360B1 (de) |
JP (1) | JP3295439B2 (de) |
DE (1) | DE69133499T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4939230A (en) * | 1988-11-16 | 1990-07-03 | The Dow Chemical Company | Elimination of monocarbonate from polycarbonate |
DE4118232A1 (de) * | 1991-06-04 | 1992-12-10 | Bayer Ag | Kontinuierliche herstellung von polycarbonaten |
US5200496A (en) * | 1991-07-02 | 1993-04-06 | The Dow Chemical Company | Process for preparing polycarbonate having reduced carbonate byproduct content |
WO1994018258A1 (en) * | 1991-07-02 | 1994-08-18 | The Dow Chemical Company | Process for preparing polycarbonate having reduced carbonate byproduct content |
US5426170A (en) * | 1992-12-02 | 1995-06-20 | Mitsui Toatsu Chemicals, Inc. | Method for preparing an aromatic polycarbonate |
US20070218071A1 (en) * | 2003-09-15 | 2007-09-20 | Morris David W | Novel therapeutic targets in cancer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52150496A (en) * | 1976-06-09 | 1977-12-14 | Mitsubishi Gas Chem Co Inc | Preparation of polycaronate oligomers |
US4743676A (en) * | 1987-05-07 | 1988-05-10 | General Electric Company | Method for preparing polycarbonate of controlled molecular weight from aromatic bischloroformate |
US4902735A (en) * | 1987-06-03 | 1990-02-20 | Idemitsu Petrochemical Co., Ltd. | High impact resistant polycarbonate and process for producing said polycarbonate |
US4973664A (en) * | 1989-07-20 | 1990-11-27 | General Electric Company | Method for preparing polycarbonates of controlled molecular weight from bischloroformates |
US5043203A (en) * | 1990-05-07 | 1991-08-27 | General Electric Company | Method for making end-capped polycarbonates from bisphenol monochloroformate polycarbonate oligomers with pH control system |
-
1990
- 1990-07-27 US US07/559,130 patent/US5034505A/en not_active Expired - Lifetime
-
1991
- 1991-07-17 JP JP20106491A patent/JP3295439B2/ja not_active Expired - Fee Related
- 1991-07-18 EP EP91111989A patent/EP0468360B1/de not_active Expired - Lifetime
- 1991-07-18 DE DE69133499T patent/DE69133499T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0468360A3 (en) | 1992-11-19 |
JP3295439B2 (ja) | 2002-06-24 |
EP0468360A2 (de) | 1992-01-29 |
DE69133499T2 (de) | 2006-08-17 |
EP0468360B1 (de) | 2005-12-28 |
US5034505A (en) | 1991-07-23 |
JPH04233938A (ja) | 1992-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SABIC INNOVATIVE PLASTICS IP B.V., BERGEN OP Z, NL |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: PATENT- UND RECHTSANWAELTE BARDEHLE, PAGENBERG, DO |