Patents
Patents for C09K 9 - Tenebrescent materials, i.e. materials for which the range of wavelengths for energy adsorption is changed as a result of excitation by some form of energy (4,715)
03/1996
03/14/1996WO1996007487A1 Method of synthesising materials having controlled electronic, magnetic and/or optical properties
03/13/1996EP0700420A1 Thermostable and lightfast dichroic light polarizers
03/06/1996EP0648349B1 Solid state imager
03/05/1996CA1338100C Photochromic polymer membrane
02/1996
02/28/1996EP0698608A1 Spiropyran compound
02/28/1996EP0698605A1 Thiophene derivatives and polymers thereof
02/28/1996EP0698226A1 Complementary surface confined polymer electrochromic materials, systems, and methods of fabrication therefor
02/15/1996WO1996004590A1 Spiro[indoline-[2,3']-benzoxazine]-type photochromic compounds containing a 6'-cyano or phenylsulphonyl group and with a 7', 8'-condensed benzene ring in the benzoxazine ring and use of same in ophthalmic optics
02/13/1996US5490956 Dispersion in a vinyl chloride-vinyl acetate matrix; capable of reversible change in transparency along with color
02/08/1996WO1996003475A1 Electrochromic layer and devices comprising same
02/08/1996WO1996003368A1 Method for preparing photochromic compounds of the spiro[indolin-[2,3']-benzoxazine] ringed type
02/08/1996DE19523813A1 Film-forming amorphous polyamide(s) useful in nonlinear optics
02/06/1996CA2004229C Pressure-or heat-sensitive recording material
02/02/1996EP0704067A4 Photochromic naphthopyran compounds
01/1996
01/30/1996US5488119 Polymerisable photochromic naphthacenediones, polymers of these monomers, process for their preparation and the use thereof
01/30/1996US5488091 High molecular weight polystannanes by metal-catalyzed dehydropolymerization
01/25/1996WO1996002017A1 Electrochromic compound
01/25/1996WO1996001884A1 Diaryl-2h-naphthopyranes
01/25/1996WO1996001883A1 Photochromically tinted objects
01/16/1996US5484550 Materials exhibiting large non-linear optical properties
01/11/1996DE4423904A1 Photochrome Substanzen (Auto) Photochromic compounds (car)
01/09/1996CA1337896C Steam sensitive composition and a sterilization indicator composition containing the same
01/03/1996CN1030614C Rare-earth fluorescent composition and use thereof
01/02/1996US5481395 Prismatic variable reflectance mirrors
12/1995
12/27/1995CN1113932A Anti-fake printing luminous liquid
12/13/1995EP0686685A2 Photochromic dye
12/12/1995US5475082 Use of poly(alkylpyridine-2,5-diyl)
12/05/1995US5472786 Variable index material for optical switching and real time holographic recording
12/05/1995US5472643 Electrochemichromic sunroof
11/1995
11/28/1995US5470673 Electrochromic and electrocatalytic material
11/23/1995EP0728315A4 Photochromic compositions of improved fatigue resistance
11/21/1995US5468874 Optical color filters, masking and display materials; high contrast, stable color developing or extinction
11/14/1995US5467421 Nonlinear optical material and devices utilizing said material
11/14/1995US5466398 Photochromic substituted naphthopyran compounds
11/08/1995EP0681018A2 Photochromic composition and method of producing photochromic cured product
11/02/1995DE19515371A1 New spiro:oxazine photochromic cpds.
11/02/1995DE19515370A1 New photochromic pyran compounds with improved stability and optical properties
10/1995
10/31/1995US5462698 Photochromic composition
10/26/1995WO1995028663A2 Electrochromic thin-film systems and components thereof
10/25/1995EP0678534A1 Gels having thermotropic properties
10/25/1995EP0358774B1 Novel spirooxazine compounds
10/23/1995CA2147331A1 Gels with thermotropic properties
10/19/1995WO1995027914A1 Photochromic naphthopyran compounds
10/19/1995DE4413403A1 Elektrochrome Dünnschichtsysteme und deren Komponenten Electrochromic thin-film systems and their components
10/18/1995EP0677564A2 Opaque/transparent thermochromic compositions and laminate
10/18/1995EP0677536A2 Process for preparing a polymer matrix with temperature-dependent haze
10/17/1995US5459232 Polyimide from diamine and diacid or dithioacid anhydride; heat resistance
10/17/1995US5458815 Photochromic naphthopyran compounds
10/17/1995US5458814 Substituted naphthopyrans
10/11/1995EP0676401A1 Annelated spirofluorene-2H-benzopyrans and their use in ophthalmic optics
10/11/1995EP0676058A1 Electrochromic materials and displays
10/10/1995US5457564 Complementary surface confined polymer electrochromic materials, systems, and methods of fabrication therefor
09/1995
09/27/1995EP0673979A1 Fluorescent dyestuffs having cyanimino groups
09/26/1995CA2145375A1 Fluorescent chromophores containing cyanimino groups
09/20/1995EP0672291A1 Redox copolymers and their use in preparing mixed conduction materials
09/19/1995US5451792 Gamma radiation detection
09/19/1995US5451344 Opthalmic lenses or transparencies for photochromic compounds
09/14/1995WO1995024453A1 Cross-linked polymer systems
09/14/1995WO1995024409A1 Spiropyran compound
09/14/1995DE4408156A1 Vernetzte Polymersysteme Crosslinked polymer systems
09/14/1995CA2185368A1 Crosslinked polymer systems
09/06/1995EP0670346A1 Proton-conducting electrolyte material
08/1995
08/29/1995US5446151 Photo reactive spiro-benzoxazine compounds
08/29/1995US5446150 Having a green color in darkened condition
08/29/1995US5446134 Bis(perfluorosulfonyl)methane salts, and a process for preparing same
08/24/1995CA2143149A1 Protonic conducting electrolyte material
08/23/1995EP0462275B1 Powder which radiates feeble-energy infrared rays, synthetic fiber containing the same, and textile products produced therefrom
08/22/1995US5444330 Electrochromic, electroluminescent and electrochemiluminescent displays
08/22/1995US5444251 Diamond radiation detector element
08/22/1995US5443940 Optical recording material and optical recording medium employing the same
08/16/1995EP0346484B1 Microencapsulated photochromic material, process for its preparation, and water-base ink composition prepared therefrom
08/08/1995CA2004112C Dispersions
08/08/1995CA1336638C Chromatic-color metal flake pigment, method for the preparation thereof and colored composition compounded therewith
08/08/1995CA1336606C Substituted tetrathiotetracenes and tetraselenotetracenes
08/02/1995EP0324786B1 Photochromic spiro(indoline) benzoxazines and articles containing the same
07/1995
07/26/1995EP0664292A1 A phtalide compound and a near infrared absorber and a recording material each comprising the same compound
07/25/1995US5436316 Poly(alkylpyridine-2,5-diyl) and preparation thereof
07/25/1995CA1336435C Copper and nickel dihalide complexes, their preparation and the use thereof
07/19/1995EP0662978A1 Process for producing a photosensitive object.
07/12/1995EP0582620B1 Electrochromic device
07/11/1995US5432049 Photochromic composition
07/04/1995US5430302 Lithium tantalate based X-ray intensifying screen
06/1995
06/28/1995EP0659582A1 Reversible thermochromic composition
06/21/1995EP0658613A1 Lithium tantalate based X-ray intensifying screen
06/20/1995US5426143 Optical data storage films containing non-liquid crystalline polymer and infrared-activated dye either mixed with or covalently bonded to polymer
06/20/1995US5426018 Photochromic material
06/15/1995WO1995016215A1 Novel substituted naphthopyrans
06/14/1995EP0657773A1 Color imaging material and color imaging process using the same
06/13/1995US5425015 Film contains a bis(thienylethene anhydride)-type compound which has a ring opening/ring closing portion stimulated by light
06/13/1995US5424865 Pretreatment of one of the electrochromic compounds with a redox agent before contacting it with a second electrochromic compound; greater responsiveness in terms of solution coloring
06/13/1995US5424381 Alkyl-substituted poly(2,2'-bipyridine-5,5'-diyl) and use thereof
05/1995
05/31/1995EP0655162A1 Compositions of bacteriorhodopsin variants with increased memory time and their use
05/18/1995CA2136171A1 Spirooxazines and their use in ophtalmic optics
05/17/1995EP0653428A1 Spirooxazines and their use in ophthalmic lenses
05/09/1995US5413739 Electrochromic materials and displays
05/03/1995EP0238626B1 Liquid crystal light-modulating materials
04/1995
04/27/1995DE4435211A1 Substituted diketopyrroles and electrochromic compositions of matter
04/26/1995CN1101929A Fluorescent dye with double chromogens and preparing process thereof
04/25/1995CA1335377C Photochromic compound and photochromic composition
04/19/1995EP0648349A1 Solid state imager.
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