IT1194137B - Poliestere atto a formare una massa fusa anisotropa - Google Patents

Poliestere atto a formare una massa fusa anisotropa

Info

Publication number
IT1194137B
IT1194137B IT20253/81A IT2025381A IT1194137B IT 1194137 B IT1194137 B IT 1194137B IT 20253/81 A IT20253/81 A IT 20253/81A IT 2025381 A IT2025381 A IT 2025381A IT 1194137 B IT1194137 B IT 1194137B
Authority
IT
Italy
Prior art keywords
melt
anisotrop
polyester suitable
polyester
melt melt
Prior art date
Application number
IT20253/81A
Other languages
English (en)
Other versions
IT8120253A0 (it
Inventor
Gordon W Calundann
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Publication of IT8120253A0 publication Critical patent/IT8120253A0/it
Application granted granted Critical
Publication of IT1194137B publication Critical patent/IT1194137B/it

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
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/688—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur
    • C08G63/6882—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur derived from hydroxy carboxylic acids
    • 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
    • C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
    • C08G63/605—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds the hydroxy and carboxylic groups being bound to 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
    • C08G63/66—Polyesters containing oxygen in the form of ether groups
    • C08G63/664—Polyesters containing oxygen in the form of ether groups derived from hydroxy carboxylic acids

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)
IT20253/81A 1980-03-10 1981-03-10 Poliestere atto a formare una massa fusa anisotropa IT1194137B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/128,759 US4299756A (en) 1980-03-10 1980-03-10 Polyester of phenyl-4-hydroxybenzoic acid, aromatic diol, and aromatic diacid capable of forming an anisotropic melt

Publications (2)

Publication Number Publication Date
IT8120253A0 IT8120253A0 (it) 1981-03-10
IT1194137B true IT1194137B (it) 1988-09-14

Family

ID=22436837

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20253/81A IT1194137B (it) 1980-03-10 1981-03-10 Poliestere atto a formare una massa fusa anisotropa

Country Status (8)

Country Link
US (1) US4299756A (it)
JP (1) JPS56141317A (it)
BR (1) BR8101351A (it)
DE (1) DE3108725A1 (it)
FR (1) FR2477556A1 (it)
GB (1) GB2071125A (it)
IT (1) IT1194137B (it)
NL (1) NL8101142A (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391966A (en) * 1979-12-10 1983-07-05 E. I. Du Pont De Nemours And Company Polymers from phenylterephthalic acid
US4366276A (en) * 1980-06-25 1982-12-28 Bayer Aktiengesellschaft Flame-resistant moulding materials based on thermoplastic aromatic polyesters and polyesters carbonates, a process for their production and their use in the production of moulded bodies
CA1194649A (en) * 1981-07-13 1985-10-01 Celanese Corporation High performance foams of thermotropic liquid crystal polymers
US4370466A (en) * 1981-09-28 1983-01-25 E. I. Du Pont De Nemours And Company Optically anisotropic melt forming polyesters
EP0081900B1 (en) * 1981-11-16 1987-05-13 Imperial Chemical Industries Plc Anisotropic polymers having improved retention of physical properties at elevated temperatures and methods of manufacture thereof
US4377681A (en) * 1982-03-04 1983-03-22 Monsanto Company Liquid crystal copolyesters
US4473682A (en) * 1982-07-26 1984-09-25 Celanese Corporation Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety, 4-oxybenzoyl moiety, 4,4'-dioxybiphenyl moiety, and terephthaloyl moiety
US4522974A (en) * 1982-07-26 1985-06-11 Celanese Corporation Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety-4-benzoyl moiety, 1,4-dioxyphenylene moiety, isophthaloyl moiety and terephthaloyl moiety
US4627952A (en) * 1982-09-03 1986-12-09 Celanese Corporation Injection molding process
DE3325705A1 (de) * 1983-07-16 1985-01-24 Bayer Ag, 5090 Leverkusen Mesomorphe aromatische polyester mit hoher zaehigkeitund verbesserter schmelzviskositaet, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien
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
DE3338623A1 (de) * 1983-10-25 1985-05-02 Bayer Ag, 5090 Leverkusen Thermotrope aromatische polyester hoher steifigkeit, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien
US6045906A (en) 1984-03-15 2000-04-04 Cytec Technology Corp. Continuous, linearly intermixed fiber tows and composite molded article thereform
JP2664406B2 (ja) * 1988-04-13 1997-10-15 ポリプラスチックス 株式会社 溶融時に光学的異方性を示すポリエステル樹脂及び樹脂組成物
EP0166038A1 (en) * 1984-05-30 1986-01-02 Celanese Corporation Injection molding process
JPS61106621A (ja) * 1984-10-30 1986-05-24 Agency Of Ind Science & Technol 芳香族ポリエステル
JPH0633525B2 (ja) * 1984-11-27 1994-05-02 住友化学工業株式会社 芳香族ポリエステルの紡糸方法
WO1988000955A1 (en) * 1986-07-28 1988-02-11 Toray Industries, Inc. Aromatic polyesters with good heat resistance
US5278278A (en) * 1986-07-28 1994-01-11 Toray Industries, Inc. Aromatic polyesters having good heat resistance
JP2506352B2 (ja) * 1986-12-29 1996-06-12 株式会社クラレ 全芳香族ポリエステル及びそれを用いた射出成形品の製造法
US4746566A (en) * 1987-05-06 1988-05-24 E. I. Dupont De Nemours And Company Optically anisotropic melt forming aromatic copolyesters based on t-butyl-4-hydroxybenzoic acid
JP2664405B2 (ja) * 1988-04-13 1997-10-15 ポリプラスチックス 株式会社 溶融時に光学的異方性を示すポリエステル樹脂及び樹脂組成物
JPH0216120A (ja) * 1988-07-05 1990-01-19 Polyplastics Co 溶融時に光学的異方性を示すポリエステル樹脂及び樹脂組成物
US5409979A (en) * 1989-02-08 1995-04-25 Polyplastics Co., Ltd. Liquid-crystal polyester resin composition containing specified mold release agents
US5268443A (en) * 1989-05-30 1993-12-07 The Dow Chemical Company Liquid crystalline copolyesters of 4-hydroxybenzoic acid and substituted 4-hydroxybenzoic acids
US5015722A (en) * 1990-04-04 1991-05-14 Hoechst Celanese Corporation Melt-processable polyester capable of forming an anisotropic melt which exhibits a highly attractive balance between its molding and heat deflection temperatures
US5366663A (en) * 1991-11-30 1994-11-22 Hoechst Ag Mixtures of liquid crystalline copolymers, polyether imides and compatibilizers and use thereof

Family Cites Families (7)

* 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
US4067852A (en) * 1976-05-13 1978-01-10 Celanese Corporation Melt processable thermotropic wholly aromatic polyester containing polybenzoyl units
US4184996A (en) * 1977-09-12 1980-01-22 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
US4219461A (en) * 1979-04-23 1980-08-26 Celanese Corporation Polyester of 6-hydroxy-2-naphthoic acid, para-hydroxy benzoic acid, aromatic diol, and aromatic diacid capable of readily undergoing melt processing
DE3066823D1 (en) * 1979-06-25 1984-04-12 Teijin Ltd Biaxially oriented wholly aromatic polyester film and process for producing same

Also Published As

Publication number Publication date
JPS56141317A (en) 1981-11-05
BR8101351A (pt) 1981-09-15
NL8101142A (nl) 1981-10-01
IT8120253A0 (it) 1981-03-10
GB2071125A (en) 1981-09-16
FR2477556A1 (fr) 1981-09-11
US4299756A (en) 1981-11-10
DE3108725A1 (de) 1981-12-24

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