GB2284213A - Liquid crystal polymers - Google Patents

Liquid crystal polymers

Info

Publication number
GB2284213A
GB2284213A GB9424327A GB9424327A GB2284213A GB 2284213 A GB2284213 A GB 2284213A GB 9424327 A GB9424327 A GB 9424327A GB 9424327 A GB9424327 A GB 9424327A GB 2284213 A GB2284213 A GB 2284213A
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal polymers
o2cr
co2r
achiral
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.)
Granted
Application number
GB9424327A
Other versions
GB2284213B (en
GB9424327D0 (en
Inventor
Mark Andrew Verrall
David Coates
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9424327A priority Critical patent/GB2284213B/en
Publication of GB9424327D0 publication Critical patent/GB9424327D0/en
Publication of GB2284213A publication Critical patent/GB2284213A/en
Application granted granted Critical
Publication of GB2284213B publication Critical patent/GB2284213B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C09K19/3833—Polymers with mesogenic groups in the side chain
    • C09K19/3895—Polymers with mesogenic groups in the side chain containing two or more mesogenic groups per monomer unit, e.g. polyitaconates, polymaleates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F122/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides or nitriles thereof
    • C08F122/10—Esters

Abstract

A novel LCP material based on fumarate and maleate di-esters is disclosed having general formula (I); R1 and R2 may or may not be the same but have general structure (II); (a) = (b), (c), (d); p = 2 to 14; q = 0 or 1; r = 1 or 2; s = 1 or 2; X = O, CO2, O2C, CH2; Y = C2H4, O, CO2, O2C; Z = CN, halogen, R, CO2R, OR, O2CR, wherein R = chiral or achiral. <IMAGE>
GB9424327A 1992-06-05 1993-05-19 Liquid crystal polymers Expired - Fee Related GB2284213B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9424327A GB2284213B (en) 1992-06-05 1993-05-19 Liquid crystal polymers

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9212012A GB2267500A (en) 1992-06-05 1992-06-05 Liquid crystal polymers
GB9424327A GB2284213B (en) 1992-06-05 1993-05-19 Liquid crystal polymers
PCT/GB1993/001018 WO1993025634A1 (en) 1992-06-05 1993-05-19 Liquid crystal polymers

Publications (3)

Publication Number Publication Date
GB9424327D0 GB9424327D0 (en) 1995-03-01
GB2284213A true GB2284213A (en) 1995-05-31
GB2284213B GB2284213B (en) 1997-01-15

Family

ID=10716654

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9212012A Withdrawn GB2267500A (en) 1992-06-05 1992-06-05 Liquid crystal polymers
GB9424327A Expired - Fee Related GB2284213B (en) 1992-06-05 1993-05-19 Liquid crystal polymers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9212012A Withdrawn GB2267500A (en) 1992-06-05 1992-06-05 Liquid crystal polymers

Country Status (7)

Country Link
US (1) US5607620A (en)
EP (1) EP0642565A1 (en)
JP (1) JPH07507824A (en)
KR (1) KR950701961A (en)
CA (1) CA2137255A1 (en)
GB (2) GB2267500A (en)
WO (1) WO1993025634A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9514970D0 (en) * 1995-07-21 1995-09-20 Secr Defence Liquid crystal polymer devices and materials
JP6344172B2 (en) * 2014-09-16 2018-06-20 株式会社リコー Novel copolymer, water-based ink, and ink cartridge

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8324642D0 (en) * 1983-09-14 1983-10-19 Univ Manchester Liquid crystal storage device
US4962160A (en) * 1986-01-24 1990-10-09 Hoechst Celanese Corporation Side chain liquid crystalline polymers exhibiting nonlinear optical response
DE3604898A1 (en) * 1986-02-17 1987-08-20 Hoechst Ag CHIRAL IMPLEMENTATION PRODUCTS MESOGENIC MOLECULE BLOCKS AND BIFUNCTIONALLY REACTIVE WINE ACID DERIVATIVES AND THEIR USE AS DOPE IN LIQUID CRYSTAL PHASES
FR2597109B1 (en) * 1986-04-15 1988-06-17 Thomson Csf MESOMORPHIC POLYMERIC MATERIAL FOR USE IN NON-LINEAR OPTICS
EP0357850A1 (en) * 1988-09-07 1990-03-14 Stamicarbon B.V. Polymer composition, capable of forming a chiral nematic mesophase
US5073294A (en) * 1990-03-07 1991-12-17 Hercules Incorporated Process of preparing compositions having multiple oriented mesogens

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
European Polymer Journal, 18, pp 651-659 (1982) *
Molecular Crystals and Liquid Crystals, 155, pp 37-45 (1988) *

Also Published As

Publication number Publication date
EP0642565A1 (en) 1995-03-15
GB2284213B (en) 1997-01-15
GB9424327D0 (en) 1995-03-01
JPH07507824A (en) 1995-08-31
GB9212012D0 (en) 1992-07-15
US5607620A (en) 1997-03-04
GB2267500A (en) 1993-12-08
CA2137255A1 (en) 1993-12-23
WO1993025634A1 (en) 1993-12-23
KR950701961A (en) 1995-05-17

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040519