Patents for C09K 19 - Liquid crystal materials (21,026)
11/1979
11/06/1979CA1065593A1 Low voltage actuated field effect liquid crystals compositions and method of synthesis
10/1979
10/09/1979CA1063908A1 Process for the production of dispersions of lipidic droplets in water and new compositions based on same
10/03/1979EP0004489A1 Liquid crystals of the diester type, their mixture with mesomorphic compounds and display device employing this liquid cristals
10/03/1979EP0004464A2 Polyvinyl butyral-liquid crystal film-forming composition and its use
10/02/1979CA1063340A1 Nematic liquid crystal compositions
09/1979
09/18/1979CA1062713A1 Pyrimidine derivatives
09/11/1979US4167489 Liquid crystalline compounds
08/1979
08/28/1979CA1061099A1 Nematic liquid crystal mixtures with stable homeotropic boundary conditions and methods of making the same
08/14/1979CA1060197A1 Imaging method
08/14/1979CA1060196A1 Imaging system
08/08/1979EP0003215A2 Cyclohexane derivatives, liquid crystal dielectrics containing them and their use as constituents of liquid crystal dielectrics
08/07/1979CA1060046A1 Liquid crystal materials and devices
07/1979
07/31/1979US4162988 Biphenyl ester liquid crystal compounds
07/17/1979US4161557 Polyvinyl butyral-liquid crystal film-forming composition and film
06/1979
06/12/1979US4158011 p'-Cyanophenyl ester of p-(β-alkoxy)ethoxybenzoic acid
05/1979
05/30/1979EP0002136A1 Substituted benzonitriles, their preparation, liquid crystal compositions containing them and display devices employing such compositions
05/30/1979EP0002104A1 Pleochroic dyes suitable for use in solution with liquid crystal materials for electro-optic device applications
05/29/1979CA1055517A1 Liquid crystalline cinnamic acid esters and liquid crystal compositions containing the same
05/29/1979CA1055245A1 Nematic liquid crystal compositions
05/22/1979US4155890 Dental plastic
05/22/1979US4155872 Nematic liquid crystal compositions
05/22/1979CA1055140A1 Color display device
05/15/1979US4154746 For use in electro-optical display devices
05/15/1979US4154697 Liquid crystalline hexahydroterphenyl derivatives
05/08/1979US4153343 Phenylazobenzothiazoles, phenylazobenzimidazoles, phenylazobenzoxazoles
04/1979
04/17/1979US4149413 Optically active liquid crystal mixtures and liquid crystal devices containing them
04/10/1979CA1052089A1 Biphenyl based liquid crystal compositions
04/03/1979US4147656 Bis(4'-n-octyloxybenzal)-2-chloro-1,4-phenylenediamine, a schiff base, "licristal 9"
04/03/1979US4147655 Liquid crystals with improved properties and devices using such liquid crystals
04/03/1979US4147651 Biphenyl based liquid crystal compositions
03/1979
03/27/1979US4146656 Method of manufacturing liquid crystal display device involving controlling the vapor deposition speed of the orientation layers
03/27/1979CA1051421A1 Nematic liquid crystal compounds and compositions
03/20/1979US4145114 Liquid crystals, azo dyes, electrooptical device
03/13/1979US4143947 Methylcyclopentane, d-carbone
03/13/1979CA1050642A1 Liquid crystal display system
02/1979
02/27/1979US4141853 Bi- or ter-phenyl compounds containing nitrile and/or ester functional groups
02/27/1979US4141627 Electro-optic device
02/27/1979CA1049249A1 Nematic liquid crystal compositions
02/20/1979US4140016 Cholesteric liquid crystal thermometers, benzoic ester derivatives
02/20/1979CA1049124A1 Liquid crystal imaging system
02/06/1979US4138359 Liquid crystal composition and method for making same
02/06/1979US4138358 Broader mesophasic temperature range, cyanobiphenyls, diphenyl imines or azo compounds
01/1979
01/30/1979US4137250 P,p'-disubstituted phenylbenzthiolate
01/30/1979US4137193 Utilization of dyes for liquid crystal displays
01/30/1979US4137192 Stable mixture includes biphenyl compound
01/30/1979CA1047244A1 Liquid crystal composition
01/23/1979US4136053 Biphenyl esters and liquid crystalline mixtures comprising them
01/16/1979US4134888 Cholesteryl carbonates and carbamates of azo dyes
01/02/1979US4132464 Color of solution of cellulose derivatives changes with temperature
12/1978
12/19/1978US4130502 Liquid crystalline cyclohexane derivatives
12/19/1978US4129983 Liquid crystal digital display electronic wristwatch
12/05/1978US4128497 Dichroic liquid crystal compositions
12/05/1978US4128496 4,4'-bis(benzalamino)azobenzenes
12/05/1978US4128314 Liquid-crystal indicator
12/05/1978US4128313 Liquid crystal display with dark characters on light background
12/05/1978US4128312 Long life reflective liquid crystal display for dc operation
12/05/1978CA1043887A1 Imaging system
11/1978
11/21/1978CA1042889A1 Phenyl pyrimidines
10/1978
10/31/1978CA1041287A1 Thermometric compositions including inert additives and products
10/24/1978US4122027 Contrast ratios
10/24/1978US4122026 Liquid crystal mixtures
10/17/1978US4120567 Electro-optic device
10/17/1978CA1040653A1 Liquid crystal display device
10/17/1978CA1040411A1 Electro-optical display element
10/10/1978US4119558 Liquid crystal materials
10/03/1978US4118335 Biphenyl derivatives
09/1978
09/26/1978US4116861 Diazo-stilbene dyes
09/19/1978US4115310 Liquid crystalline composition
09/12/1978US4113647 Liquid crystalline materials
09/05/1978US4112239 Mesogenic biphenyl benzoates
08/1978
08/29/1978US4110243 Liquid crystal additives
08/29/1978CA1037247A1 Nematogeneous mixtures
08/22/1978US4108793 Liquid crystal cell
08/15/1978US4107189 Liquid crystalline compounds
08/08/1978US4105654 Liquid crystalline 4"-cyano- or 4"-nitrobenzylidene-4'-(N,N-dialkylamino)-1-aminoazabenzene dyes
08/08/1978US4105299 Electro-optical devices containing methine arylidene dyes
08/01/1978US4103482 Wristwatch having a liquid crystal display
07/1978
07/18/1978US4101207 Preparation of liquid crystal containing polymeric structure
07/11/1978US4099856 Nematic liquid crystalline substances
06/1978
06/27/1978US4097128 Liquid crystal color display devices
06/27/1978US4097120 Liquid crystalline compounds and mixtures
06/20/1978US4096086 Containing a p-cyanophenyl benzoate and a phenyl benzoate ether
05/1978
05/30/1978US4091847 Immersion, evaporation, dopes
05/23/1978US4090975 Mixtures of nematic liquid crystal materials
05/16/1978US4089588 Nematic liquid crystalline mixture of α-cyanostilbenes and application thereof in image display devices
05/09/1978US4088497 Acutance agents for use in thermally-developable photosensitive compositions
05/09/1978US4088393 Ascorbic acid dopant to increase electrode life
05/02/1978US4087575 Liquid crystal film
04/1978
04/25/1978US4086002 Field effect light shutter employing low temperature nematic liquid crystals
04/11/1978US4083797 Alkylcyano-biphenyl type, ester and chloro-substituted diester types
04/04/1978US4082686 Liquid crystal composition
04/04/1978US4082428 Liquid crystal composition and method
03/1978
03/07/1978US4077900 Cyclic diamino compound
03/07/1978US4077260 Optically active cyano-biphenyl compounds and liquid crystal materials containing them
02/1978
02/28/1978US4076646 O- or m-terphenyls
02/14/1978US4073742 Cyano-substituted biphenyl compounds and liquid crystalline dielectrics containing the same
01/1978
01/31/1978US4070912 Polymeric mixtures of a cholesterol and a monomer
01/17/1978US4069167 Liquid crystal composition
01/03/1978US4066570 Phenyl-pyrimidines
01/03/1978US4066569 Dopants for dynamic scattering liquid crystals