ATE227T1 - AROMATIC COPOLYESTERS, WHICH CAN FORM AN ANISOTROPIC MELT, AND MOLDINGS MADE THEREOF. - Google Patents
AROMATIC COPOLYESTERS, WHICH CAN FORM AN ANISOTROPIC MELT, AND MOLDINGS MADE THEREOF.Info
- Publication number
- ATE227T1 ATE227T1 AT79301333T AT79301333T ATE227T1 AT E227 T1 ATE227 T1 AT E227T1 AT 79301333 T AT79301333 T AT 79301333T AT 79301333 T AT79301333 T AT 79301333T AT E227 T1 ATE227 T1 AT E227T1
- Authority
- AT
- Austria
- Prior art keywords
- anisotropic melt
- aromatic copolyesters
- moldings made
- anisotropic
- aromatic
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/065—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids the hydroxy and carboxylic ester groups being bound to aromatic rings
Abstract
An aromatic copolyester capable of forming an anisotropic melt containing up to 75 mole % of recurring units of formulawherein R may be hydrogen, chlorine, bromine or alkyl groups containing from 1 to 4 carbon atoms.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7831763 | 1978-07-31 | ||
EP79301333A EP0008855B1 (en) | 1978-07-31 | 1979-07-09 | Aromatic copolyesters capable of forming an anisotropic melt and shaped articles made thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE227T1 true ATE227T1 (en) | 1981-10-15 |
Family
ID=10498776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT79301333T ATE227T1 (en) | 1978-07-31 | 1979-07-09 | AROMATIC COPOLYESTERS, WHICH CAN FORM AN ANISOTROPIC MELT, AND MOLDINGS MADE THEREOF. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4267304A (en) |
EP (1) | EP0008855B1 (en) |
JP (1) | JPS5521491A (en) |
AT (1) | ATE227T1 (en) |
DE (1) | DE2960830D1 (en) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0030417B2 (en) * | 1979-11-30 | 1994-03-30 | Imperial Chemical Industries Plc | Compositions of melt-processable polymers having improved processibility, and method of processing |
US4489190A (en) * | 1980-06-11 | 1984-12-18 | Celanese Corporation | Blend of polyalkylene terephthalate and wholly aromatic polyester |
US4337190A (en) * | 1980-07-15 | 1982-06-29 | Celanese Corporation | Polyester of 6-hydroxy-2-naphthoic acid and meta-hydroxy benzoic acid capable of readily undergoing melt processing |
EP0044147B1 (en) * | 1980-07-16 | 1987-05-20 | Imperial Chemical Industries Plc | Shaped articles formed from polymers capable of exhibiting anisotropic melts |
US4330457A (en) * | 1980-12-09 | 1982-05-18 | Celanese Corporation | Poly(ester-amide) capable of forming an anisotropic melt phase derived from 6-hydroxy-2-naphthoic acid, dicarboxylic acid, and aromatic monomer capable of forming an amide linkage |
US4374228A (en) * | 1981-08-03 | 1983-02-15 | Fiber Industries, Inc. | Wholly aromatic polyester capable of forming an anisotropic melt phase consisting essentially of para-oxybenzoyl moiety, bromo-substituted-para-oxybenzoyl moiety, and meta-oxybenzoyl moiety |
US4410683A (en) * | 1981-12-09 | 1983-10-18 | E. I. Du Pont De Nemours And Company | Aromatic, melt-processible (co)polyesters |
US4544710A (en) * | 1982-03-04 | 1985-10-01 | The Goodyear Tire & Rubber Company | Polymer bound aryl substituted crown ethers |
JPS58219226A (en) * | 1982-06-02 | 1983-12-20 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | Aromatic polyester and filament, film and formed article |
JPS58219230A (en) * | 1982-06-16 | 1983-12-20 | Agency Of Ind Science & Technol | Wholly aromatic copolyester |
US4446302A (en) * | 1982-07-14 | 1984-05-01 | Eastman Kodak Company | Electrostatographic developers comprising toners containing a polyester having p-hydroxybenzoic acid recurring units |
USRE32136E (en) * | 1982-07-14 | 1986-05-06 | Eastman Kodak Company | Electrostatographic developers comprising toners containing a polyester having p-hydroxybenzoic acid recurring units |
US4581399A (en) * | 1982-09-30 | 1986-04-08 | Celanese Corporation | Method for the melt processing of thermotropic liquid crystal polymers |
US4632798A (en) * | 1983-07-27 | 1986-12-30 | Celanese Corporation | Encapsulation of electronic components with anisotropic thermoplastic polymers |
US4818812A (en) * | 1983-08-22 | 1989-04-04 | International Business Machines Corporation | Sealant for integrated circuit modules, polyester suitable therefor and preparation of polyester |
US4499259A (en) * | 1983-12-16 | 1985-02-12 | E. I. Du Pont De Nemours And Company | Optically anisotropic melt forming copolyesters |
US4563508A (en) * | 1984-05-18 | 1986-01-07 | Dart Industries, Inc. | Injection moldable aromatic polyesters compositions and method of preparation |
US4720424A (en) * | 1984-06-18 | 1988-01-19 | Hoebbst Celanese Corporation | Electronic component encapsulated with a composition comprising a polymer which is capable of forming an anisotropic melt phase and substantially incapable of further chain growth upon heating |
US4719250A (en) * | 1984-06-18 | 1988-01-12 | Hoechst Celanese Corporation | Encapsulation of electronic components |
US4673724A (en) * | 1984-12-07 | 1987-06-16 | Toyo Boseki Kabushiki Kaisha | Polymeric whisker and production of the same |
FR2576027B1 (en) * | 1985-01-11 | 1987-02-06 | Rhone Poulenc Rech | THERMOTROPIC AROMATIC COPOLYESTERS |
US4696995A (en) * | 1985-03-06 | 1987-09-29 | General Electric Company | Poly(ester-carbonates) and blends based on 3-methyl-4-hydroxy-benzoic acid |
JPH07102995B2 (en) * | 1985-10-25 | 1995-11-08 | 住友化学工業株式会社 | Fiber-reinforced curable material and manufacturing method thereof |
US4719280A (en) * | 1986-09-29 | 1988-01-12 | E. I. Du Pont De Nemours And Company | Anisotropic melt polyesters with improved glass transition temperature |
US5229451A (en) * | 1987-01-16 | 1993-07-20 | Imperial Chemical Industries Plc | Thermotropic polymer |
US5218045A (en) * | 1987-03-27 | 1993-06-08 | North Dakota State University | Coating binders comprising liquid crystalline enhanced polymers |
US5043192A (en) * | 1988-03-15 | 1991-08-27 | North Dakota State University | Polymeric vehicle for coating |
US5244699A (en) * | 1987-03-27 | 1993-09-14 | North Dakota State University | Polymeric vehicle for coatings |
US5235006A (en) * | 1987-03-27 | 1993-08-10 | North Dakota State University | Mesogens and polymers with mesogens |
JPH02196819A (en) * | 1989-01-25 | 1990-08-03 | Nippon Oil Co Ltd | Wholly aromatic polyester |
JP2722252B2 (en) * | 1989-06-15 | 1998-03-04 | 日本石油株式会社 | Manufacturing method of liquid crystalline polyester |
AU665346B2 (en) * | 1991-03-20 | 1996-01-04 | North Dakota State University | Compounds with liquid crystalline properties and coating binders based thereon |
FI991006A (en) * | 1999-05-03 | 2000-11-04 | Optatech Oy | New liquid crystalline polymers |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE344034C (en) * | ||||
US2696481A (en) * | 1951-06-05 | 1954-12-07 | Du Pont | Preparation of linear polymers from disalicylide and the like, and the fiber-forming polymers so prepared |
US3039994A (en) * | 1960-05-11 | 1962-06-19 | Universal Oil Prod Co | Polyesters of hydroxybenzoic acids |
JPS4837357B1 (en) * | 1970-12-29 | 1973-11-10 | ||
US4075262A (en) * | 1975-08-12 | 1978-02-21 | E. I. Du Pont De Nemours And Company | Copolyesters capable of forming an anisotropic melt |
DE2721787A1 (en) * | 1976-05-13 | 1977-11-24 | Celanese Corp | IMPROVED FULLY AROMATIC THERMOTROPIC POLYESTERS, PROCESSABLE FROM THE MELT, AND THEIR USE FOR FIBER MANUFACTURING |
US4067852A (en) * | 1976-05-13 | 1978-01-10 | Celanese Corporation | Melt processable thermotropic wholly aromatic polyester containing polybenzoyl units |
US4083829A (en) * | 1976-05-13 | 1978-04-11 | Celanese Corporation | Melt processable thermotropic wholly aromatic polyester |
US4130545A (en) * | 1977-09-12 | 1978-12-19 | Celanese Corporation | Melt processable thermotropic wholly aromatic polyester comprising both para-oxybenzoyl and meta-oxybenzoyl moieties |
US4161470A (en) * | 1977-10-20 | 1979-07-17 | Celanese Corporation | Polyester of 6-hydroxy-2-naphthoic acid and para-hydroxy benzoic acid capable of readily undergoing melt processing |
-
1979
- 1979-07-09 AT AT79301333T patent/ATE227T1/en not_active IP Right Cessation
- 1979-07-09 EP EP79301333A patent/EP0008855B1/en not_active Expired
- 1979-07-09 DE DE7979301333T patent/DE2960830D1/en not_active Expired
- 1979-07-18 US US06/058,442 patent/US4267304A/en not_active Expired - Lifetime
- 1979-07-31 JP JP9688679A patent/JPS5521491A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0008855A1 (en) | 1980-03-19 |
DE2960830D1 (en) | 1981-12-03 |
JPS5521491A (en) | 1980-02-15 |
US4267304A (en) | 1981-05-12 |
EP0008855B1 (en) | 1981-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |