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BR9002576A - Copolimero,artigo e processo para a preparacao de copolimero - Google Patents

Copolimero,artigo e processo para a preparacao de copolimero

Info

Publication number
BR9002576A
BR9002576A BR909002576A BR9002576A BR9002576A BR 9002576 A BR9002576 A BR 9002576A BR 909002576 A BR909002576 A BR 909002576A BR 9002576 A BR9002576 A BR 9002576A BR 9002576 A BR9002576 A BR 9002576A
Authority
BR
Brazil
Prior art keywords
copolimero
article
preparation
Prior art date
Application number
BR909002576A
Other languages
English (en)
Inventor
James L Brewbaker
William B Marshall
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR9002576A publication Critical patent/BR9002576A/pt

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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/123—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/127—Acids containing aromatic rings
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/38—Polymers
    • C09K19/3804—Polymers with mesogenic groups in the main chain
    • C09K19/3809—Polyesters; Polyester derivatives, e.g. polyamides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR909002576A 1989-05-30 1990-05-28 Copolimero,artigo e processo para a preparacao de copolimero BR9002576A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/358,993 US5268443A (en) 1989-05-30 1989-05-30 Liquid crystalline copolyesters of 4-hydroxybenzoic acid and substituted 4-hydroxybenzoic acids

Publications (1)

Publication Number Publication Date
BR9002576A true BR9002576A (pt) 1991-08-20

Family

ID=23411880

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909002576A BR9002576A (pt) 1989-05-30 1990-05-28 Copolimero,artigo e processo para a preparacao de copolimero

Country Status (6)

Country Link
US (1) US5268443A (pt)
EP (1) EP0447602A3 (pt)
JP (1) JPH0324121A (pt)
KR (1) KR900018204A (pt)
BR (1) BR9002576A (pt)
CA (1) CA2017714A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0556021A1 (en) * 1992-02-14 1993-08-18 General Electric Company Liquid crystalline polyester compositions and method for making
US5614599A (en) * 1994-10-31 1997-03-25 The Dow Chemical Company Stilbene-based polyester and polycarbonate compositions
JP3913527B2 (ja) * 2001-10-30 2007-05-09 ポリプラスチックス株式会社 全芳香族ポリエステルアミド及びポリエステルアミド樹脂組成物
JP6247915B2 (ja) * 2013-12-03 2017-12-13 株式会社クラレ 耐候性を有するサーモトロピック液晶ポリマーおよび成形品

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549593A (en) * 1968-08-16 1970-12-22 Gen Electric Aromatic polyesters of substituted hydroxy benzoic acids
PH15509A (en) * 1974-05-10 1983-02-03 Du Pont Improvements in an relating to synthetic polyesters
US4083829A (en) * 1976-05-13 1978-04-11 Celanese Corporation Melt processable thermotropic wholly aromatic polyester
US4067852A (en) * 1976-05-13 1978-01-10 Celanese Corporation Melt processable thermotropic wholly aromatic polyester containing polybenzoyl units
US4279803A (en) * 1980-03-10 1981-07-21 Celanese Corporation Polyester of phenyl-4-hydroxybenzoic acid and 4-hydroxybenzoic acid and/or 6-hydroxy-2-naphthoic acid capable of forming an anisotropic melt
US4299756A (en) * 1980-03-10 1981-11-10 Celanese Corporation Polyester of phenyl-4-hydroxybenzoic acid, aromatic diol, and aromatic diacid capable of forming an anisotropic melt
US4496712A (en) * 1983-12-16 1985-01-29 E. I. Du Pont De Nemours And Company Optically anisotropic melt forming copolyesters
US4617369A (en) * 1985-09-04 1986-10-14 E. I. Du Pont De Nemours And Company Polyester polymers of 3-hydroxy-4'-(4-hydroxyphenyl)benzophenone or 3,4'-dihydroxybenzophenone and dicarboxylic acids
US4617370A (en) * 1986-01-30 1986-10-14 The Dow Chemical Company Thermotropic liquid crystalline polymers
US4664972A (en) * 1986-04-23 1987-05-12 E. I. Du Pont De Nemours And Company Optically anisotropic melt forming aromatic copolyesters based on t-butylhydroquinone

Also Published As

Publication number Publication date
EP0447602A3 (en) 1991-11-21
KR900018204A (ko) 1990-12-20
EP0447602A2 (en) 1991-09-25
US5268443A (en) 1993-12-07
CA2017714A1 (en) 1990-11-30
JPH0324121A (ja) 1991-02-01

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Legal Events

Date Code Title Description
KF Request for proof of payment of annual fee
FD5 Application fees: dismissal - article 86 of industrial property law