CA2082830A1 - Monomers and process to synthesize liquid crystalline polyesters - Google Patents

Monomers and process to synthesize liquid crystalline polyesters

Info

Publication number
CA2082830A1
CA2082830A1 CA002082830A CA2082830A CA2082830A1 CA 2082830 A1 CA2082830 A1 CA 2082830A1 CA 002082830 A CA002082830 A CA 002082830A CA 2082830 A CA2082830 A CA 2082830A CA 2082830 A1 CA2082830 A1 CA 2082830A1
Authority
CA
Canada
Prior art keywords
monomer
liquid crystalline
acetoxybenzoate
reaction
monomers
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.)
Abandoned
Application number
CA002082830A
Other languages
English (en)
French (fr)
Inventor
Simon W. Kantor
Robert W. Lenz
William J. Ward
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UMass Amherst
Original Assignee
Individual
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
Priority claimed from US07/517,122 external-priority patent/US5149757A/en
Application filed by Individual filed Critical Individual
Publication of CA2082830A1 publication Critical patent/CA2082830A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
    • C07C69/90—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with esterified hydroxyl and carboxyl groups
    • 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
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/19—Hydroxy compounds containing aromatic rings
    • C08G63/193—Hydroxy compounds containing aromatic rings containing two or more 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002082830A 1990-05-01 1991-04-26 Monomers and process to synthesize liquid crystalline polyesters Abandoned CA2082830A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US51711990A 1990-05-01 1990-05-01
US517,119 1990-05-01
US07/517,122 US5149757A (en) 1990-05-01 1990-05-01 Process to synthesize liquid crystalline polyesters
US517,122 1990-05-01
PCT/US1991/002883 WO1991017137A1 (en) 1990-05-01 1991-04-26 Novel monomers and process to synthesize liquid crystalline polyesters

Publications (1)

Publication Number Publication Date
CA2082830A1 true CA2082830A1 (en) 1991-11-02

Family

ID=27059044

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002082830A Abandoned CA2082830A1 (en) 1990-05-01 1991-04-26 Monomers and process to synthesize liquid crystalline polyesters

Country Status (4)

Country Link
EP (1) EP0527201A4 (ja)
JP (1) JPH05507514A (ja)
CA (1) CA2082830A1 (ja)
WO (1) WO1991017137A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102323811B1 (ko) * 2018-12-20 2021-11-10 주식회사 엘지화학 유기아연 촉매의 제조방법 및 이로부터 제조된 유기아연 촉매를 이용한 폴리알킬렌 카보네이트 수지의 제조방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63317524A (ja) * 1987-06-22 1988-12-26 Nippon Oil Co Ltd 液晶性共重合ポリエステルの製造法

Also Published As

Publication number Publication date
EP0527201A1 (en) 1993-02-17
EP0527201A4 (en) 1993-04-21
WO1991017137A1 (en) 1991-11-14
JPH05507514A (ja) 1993-10-28

Similar Documents

Publication Publication Date Title
Chen et al. Synthesis and properties of liquid crystalline polymers with low Tm and broad mesophase temperature ranges
CA2272103A1 (en) Polymerizable oligomesogenes
de Abajo et al. Liquid‐crystalline polyimides, 1. Thermotropic poly (ester‐imide) s derived from 4‐hydroxyphthalic acid, 4‐aminophenol and various aliphatic α, ω‐diacids
US4861857A (en) Thermotropic polyesterimide from N-carboxyalkylene trimellitimide having excellent processibility, a process for their production and their use for the production of moldings, filaments, fibers and films
EP0413375A1 (en) Thermotropic polyesters
CA2082830A1 (en) Monomers and process to synthesize liquid crystalline polyesters
US5032669A (en) Liquid crystalline polyesters formed by reaction of bis(hydroxyalkoxy) biphenyls with terephthaloyl chloride
KR100339466B1 (ko) Ｕｖ 안정성을 증가시킨 액정 실리콘
EP0890595B1 (en) High temperature self-crosslinking polyesters
Sato et al. Synthesis and Properties of Liquid‐Crystalline Semi‐Rigid Polyesters Based on Isophthalates of Nitro‐or Methoxyazobenzene and Dioxydiundecanols of Biphenyl or 2, 5‐Diphenyl‐1, 3, 4‐Thiadiazole
US5149757A (en) Process to synthesize liquid crystalline polyesters
JP3828363B2 (ja) ポリエステル及びその製造法
JPH07304860A (ja) 新規な剛直鎖ポリエステル及びその製造方法
EP0664818B1 (en) Partially-fluorinated polymers
Chan et al. Synthesis and thermal transitions of some liquid crystalline oligomers
US5495037A (en) Liquid crystalline polymer having a polysiloxane backbone
Caretti et al. Mesomorphism—structure relationships in polyesters based on twin p‐oxybenzoate mesogens
Sato et al. Thermotropic Liquid-Crystalline Polymers Having Five-Membered Heterocycles as Mesogens V. Relationship between Polymer Structure and Thermotropic Liquid-Crystallinity in Semi-Rigid Polyesters Composed of Twin 2-Phenyl-1, 3, 4-thiadiazoles Having Central Aliphatic Chains
JP2830361B2 (ja) 光学活性化合物及びこれを用いた強誘電性液晶組成物
JPH01161017A (ja) 熱の下で優れた寸法安定性を有するサーモトロピツクポリエステルイミド、それらの製造方法、そして成形物体、単繊維、繊維及びフイルムの製造のためのそれらの使用
US5204454A (en) Prepolymeric polyols containing mesogenic units
JP3326263B2 (ja) 液晶性ポリエステル
US5389286A (en) Liquid crystal copolymer containing alkoxy-substituted para-phenylene terephthalate groups
Kricheldorf et al. New polymer syntheses, 57. Thermotropic polyesters based on 2‐(4‐carboxyphenyl) benzoxazole‐5‐carboxylic acid
US5656197A (en) Ferroelectric liquid crystal

Legal Events

Date Code Title Description
FZDE Discontinued