WO2000027902A1 - Method for enhancing crystallinity of polycarbonates - Google Patents
Method for enhancing crystallinity of polycarbonates Download PDFInfo
- Publication number
- WO2000027902A1 WO2000027902A1 PCT/US1999/022804 US9922804W WO0027902A1 WO 2000027902 A1 WO2000027902 A1 WO 2000027902A1 US 9922804 W US9922804 W US 9922804W WO 0027902 A1 WO0027902 A1 WO 0027902A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polycarbonate
- solvent
- precursor polycarbonate
- precursor
- water
- 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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
-
- 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
- C08G64/40—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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
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)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020017005812A KR20010080962A (en) | 1998-11-09 | 1999-10-01 | Method for enhancing crystallinity of polycarbonates |
EP99951687A EP1129122A1 (en) | 1998-11-09 | 1999-10-01 | Method for enhancing crystallinity of polycarbonates |
JP2000581078A JP2003524674A (en) | 1998-11-09 | 1999-10-01 | How to increase the crystallinity of polycarbonate |
BR9915150-2A BR9915150A (en) | 1998-11-09 | 1999-10-01 | Method to increase the crystallinity of polycarbonates |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN1984/CAL/98 | 1998-11-09 | ||
IN1984CA1998 | 1998-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000027902A1 true WO2000027902A1 (en) | 2000-05-18 |
Family
ID=11087133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/022804 WO2000027902A1 (en) | 1998-11-09 | 1999-10-01 | Method for enhancing crystallinity of polycarbonates |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1129122A1 (en) |
JP (1) | JP2003524674A (en) |
KR (1) | KR20010080962A (en) |
CN (1) | CN1198865C (en) |
BR (1) | BR9915150A (en) |
WO (1) | WO2000027902A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001010931A1 (en) * | 1999-08-10 | 2001-02-15 | General Electric Company | Method of crystallizing polycarbonate prepolymer |
EP1245607A1 (en) * | 1999-09-22 | 2002-10-02 | Teijin Limited | Method of crystallizing low-molecular polycarbonate and process for producing polycarbonate resin from the same |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180030239A1 (en) * | 2015-03-24 | 2018-02-01 | Sabic Global Technologies B.V. | Crystalline polycarbonate articles and methods of making the same |
KR101840128B1 (en) | 2016-09-30 | 2018-04-26 | 롯데케미칼 주식회사 | Crystallization of Polycarbonate by Surfactants |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05310905A (en) * | 1992-05-14 | 1993-11-22 | Asahi Chem Ind Co Ltd | Production of aromatic polycarbonate prepolymer, prepolymer obtained thereby and production of aromatic polycarbonate |
EP0403657B1 (en) * | 1988-12-27 | 1998-01-28 | Asahi Kasei Kogyo Kabushiki Kaisha | A porous, crystallized, aromatic polycarbonate prepolymer, a porous, crystallized aromatic polycarbonate, and production methods |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0794546B2 (en) * | 1987-09-28 | 1995-10-11 | 旭化成工業株式会社 | Method for producing aromatic polycarbonate and crystalline aromatic polycarbonate powder obtained thereby |
JPH0757795B2 (en) * | 1988-12-27 | 1995-06-21 | 旭化成工業株式会社 | Process for producing aromatic polycarbonate |
JP2546724B2 (en) * | 1989-03-28 | 1996-10-23 | 旭化成工業株式会社 | Polycarbonate prepolymer porous body, method for producing the same, and method for producing aromatic polycarbonate using the same |
JP3164668B2 (en) * | 1992-09-28 | 2001-05-08 | 出光興産株式会社 | Method for producing granular polycarbonate |
JPH0859813A (en) * | 1994-08-23 | 1996-03-05 | Idemitsu Petrochem Co Ltd | Preparation of polycarbonate |
JPH10130384A (en) * | 1996-10-30 | 1998-05-19 | Idemitsu Petrochem Co Ltd | Production of polycarbonate |
US5864006A (en) * | 1997-04-08 | 1999-01-26 | The Dow Chemical Company | Method of making polycarbonate prepolymer and method of making high molecular weight polycarbonate |
JPH11199665A (en) * | 1997-11-07 | 1999-07-27 | General Electric Co <Ge> | Production of polycarbonate through solid-phase polymerization |
-
1999
- 1999-10-01 KR KR1020017005812A patent/KR20010080962A/en not_active Application Discontinuation
- 1999-10-01 CN CNB998127736A patent/CN1198865C/en not_active Expired - Fee Related
- 1999-10-01 JP JP2000581078A patent/JP2003524674A/en not_active Ceased
- 1999-10-01 WO PCT/US1999/022804 patent/WO2000027902A1/en not_active Application Discontinuation
- 1999-10-01 BR BR9915150-2A patent/BR9915150A/en not_active IP Right Cessation
- 1999-10-01 EP EP99951687A patent/EP1129122A1/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0403657B1 (en) * | 1988-12-27 | 1998-01-28 | Asahi Kasei Kogyo Kabushiki Kaisha | A porous, crystallized, aromatic polycarbonate prepolymer, a porous, crystallized aromatic polycarbonate, and production methods |
JPH05310905A (en) * | 1992-05-14 | 1993-11-22 | Asahi Chem Ind Co Ltd | Production of aromatic polycarbonate prepolymer, prepolymer obtained thereby and production of aromatic polycarbonate |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Week 199351, Derwent World Patents Index; AN 1993-410928, XP002128162 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001010931A1 (en) * | 1999-08-10 | 2001-02-15 | General Electric Company | Method of crystallizing polycarbonate prepolymer |
US6222001B1 (en) | 1999-08-10 | 2001-04-24 | General Electric Company | Method of crystallizing polycarbonate prepolymer |
EP1245607A1 (en) * | 1999-09-22 | 2002-10-02 | Teijin Limited | Method of crystallizing low-molecular polycarbonate and process for producing polycarbonate resin from the same |
EP1245607A4 (en) * | 1999-09-22 | 2004-11-10 | Teijin Ltd | Method of crystallizing low-molecular polycarbonate and process for producing polycarbonate resin from the same |
Also Published As
Publication number | Publication date |
---|---|
KR20010080962A (en) | 2001-08-25 |
JP2003524674A (en) | 2003-08-19 |
BR9915150A (en) | 2001-12-04 |
CN1198865C (en) | 2005-04-27 |
CN1325416A (en) | 2001-12-05 |
EP1129122A1 (en) | 2001-09-05 |
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