| 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) |
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| 03/06/1997 | WO1997008573A1 Photochromic spiroxazines, compositions and articles containing them |
| 03/06/1997 | CA2221852A1 Photochromic spiroxazines, compositions and articles containing them |
| 03/04/1997 | US5608065 Photochromatic substances |
| 02/27/1997 | WO1997006944A1 Polymeric materials for photochromic applications |
| 02/27/1997 | CA2229535A1 Polymeric materials for photochromic applications |
| 02/25/1997 | CA2038994C Fiber type wavelength converter and module |
| 02/20/1997 | WO1997006455A1 Photochromic naphthopyran compounds |
| 02/18/1997 | US5604280 Photochromic |
| 02/18/1997 | US5604002 Optical recording medium and reproducing method therefor |
| 02/13/1997 | WO1997005213A1 Photochromic polymer |
| 02/12/1997 | EP0698226A4 Complementary surface confined polymer electrochromic materials, systems, and methods of fabrication therefor |
| 02/05/1997 | EP0756718A1 Electrochromic thin-film systems and components thereof |
| 02/05/1997 | EP0530369B1 Crystal comprising indolinospirobenzothiopyran derivative and ring-opening isomer thereof |
| 02/04/1997 | US5599529 Dispersions |
| 01/30/1997 | WO1997003373A1 Novel photochromic organic materials |
| 01/30/1997 | CA2220149A1 Novel photochromic organic materials |
| 01/29/1997 | EP0755527A1 Photochromic naphthopyran compounds |
| 01/29/1997 | CA2182147A1 Soluble chromophores containing solubilising groups which can be easily removed |
| 01/22/1997 | CN1140744A Prepn of efficient rare-earth organic compound fluorescence material |
| 01/15/1997 | EP0530371B1 Transition metal-spirobenzopyran complex, production thereof, and photochromic material comprising the same |
| 12/27/1996 | EP0749465A1 Cross-linked polymer systems |
| 12/24/1996 | US5587404 Gels with thermotropic properties |
| 12/17/1996 | US5585959 Low transparency copper oxide coating for electrochromic device |
| 12/17/1996 | US5585425 Thermochromic opaque/transparent composition, laminate member employing the same, and three-dimensional member employing said laminate member and capable of concealing and revealing the interior |
| 12/10/1996 | CA2056937C Solid-state electrochromic device with proton-conducting polymer electrolyte |
| 11/28/1996 | WO1996037576A1 Light fatigue resistant photochromic formulations |
| 11/28/1996 | WO1996037575A1 Process for the production of photochromic product of curing |
| 11/28/1996 | WO1996037574A1 Photochromic curable composition |
| 11/28/1996 | WO1996037573A1 Process for the production of photochromic product of curing |
| 11/27/1996 | EP0744172A2 Photochromic dental material |
| 11/26/1996 | US5578252 Photochromic substituted naphthopyran compounds |
| 11/26/1996 | US5578251 Method of preparing polar disulfone-functionalized molecules |
| 11/12/1996 | US5573712 Substituted naphthopyrans |
| 11/06/1996 | CN1134969A Thermal colour reversible temp. indication material and method for producing same |
| 10/31/1996 | DE19515647A1 Economical radiation-selective absorber with good optical quality |
| 10/23/1996 | EP0738728A2 Ionic spiropyran compound and photochromic material conjugated it with clay |
| 10/23/1996 | EP0445202B1 Materials exhibiting large non linear optical properties |
| 10/22/1996 | US5567360 Solvent of 3-hydroxypropionitrile, 3,3'-oxydipropionitrile, 2-acetylbutyrolactone, 2-methylglutaronitrile, 3-methylsulfolane, or mixtures thereof |
| 10/16/1996 | EP0737883A2 Solid-state electrochromic device |
| 10/15/1996 | US5565147 Ophthalmic lenses |
| 10/09/1996 | EP0644907B1 Polyaniles |
| 10/08/1996 | US5563273 Color change agent |
| 10/03/1996 | WO1996030357A1 Photochromic spiropyrans, and compositions and articles containing same |
| 10/03/1996 | CA2214848A1 Photochromic spiropyrans, and compositions and articles containing same |
| 10/02/1996 | EP0735408A1 Solid-state electrochromic device |
| 10/01/1996 | US5561206 Electrochromic copolymers including vinyl alcohol or vinyl acetate units |
| 09/25/1996 | EP0584147B1 Electrochromic light valve and method of manufacturing it, as well as its use |
| 09/24/1996 | US5558700 Reversible thermochromic composition |
| 09/19/1996 | WO1996028757A1 Non-linear optical polycarbonates |
| 09/19/1996 | CA2215243A1 Non-linear optical polycarbonates |
| 09/04/1996 | EP0730189A1 Electrochromic device and method for manufacturing the same |
| 09/04/1996 | EP0571367B1 Gas sensors and compounds suitable therefor |
| 08/28/1996 | EP0728315A1 Photochromic compositions of improved fatigue resistance |
| 08/21/1996 | CN1129452A Spiro (indolino) oxazine photochromic compounds |
| 08/21/1996 | CN1129450A Photockromic heterocyclochromenes |
| 08/20/1996 | US5548048 Process for manufacturing alkyl-substituted poly (2,2'-diyl) bipyridine-5,5'-diyl |
| 08/07/1996 | EP0725305A2 A variable reflectance mirror for an automobile |
| 08/07/1996 | EP0725304A1 Electrochromic compound |
| 07/23/1996 | US5538666 Acetylenic polymers, polythiophenes; membranes |
| 07/03/1996 | CN1125985A Photochromic naphthopyran compounds |
| 07/02/1996 | US5532361 Spiro-pyranic compounds endowed with photochromic characteristics |
| 07/02/1996 | US5531935 Photochromic articles; the naphthopyrans have a substituted phenyl or substituted naphthyl substituent, at least one of the substitutions being phenyl or naphthyl |
| 06/27/1996 | WO1996019741A1 Organic photochromic materials with high refractive index, their preparation and articles formed from these materials |
| 06/27/1996 | CA2205349A1 Organic photochromic materials with high refractive index, their preparation and articles formed from these materials |
| 06/26/1996 | EP0717763A1 Photochromically tinted objects |
| 06/26/1996 | EP0717740A1 Photochromic compounds, methods and intermediates for producing them and their use |
| 06/25/1996 | US5530087 Polyanils |
| 06/25/1996 | US5529725 Photochromic compound used in lenses |
| 06/23/1996 | CA2165882A1 Photochromic particles, process for production thereof, and optical member containing the same |
| 06/20/1996 | WO1996018927A1 A photochromic light-transmissible article |
| 06/20/1996 | WO1996018926A1 Temperature stable and sunlight protected photochromic articles |
| 06/20/1996 | WO1996018921A1 Method of preparing photochromic article |
| 06/20/1996 | CA2203810A1 Temperature stable and sunlight protected photochromic articles |
| 06/18/1996 | US5527911 Useful in ophthalmic optics |
| 06/18/1996 | US5527385 Containing electron donating chromogenic compound, electron accepting compound, hydrazide compound desensitizer, transition temperature modifier |
| 06/11/1996 | US5525264 Transition metal peroxyester electrochromic precursor with removable organic moiety, such as oxalic acid, and carrier solvent |
| 05/29/1996 | EP0713491A1 Spiro(indolino) oxazine photochromic compounds |
| 05/29/1996 | EP0713489A1 Photochromic heterocyclochromenes |
| 05/28/1996 | US5521745 Electrochromic device |
| 05/17/1996 | WO1996014596A1 Novel photochromic indeno-fused naphthopyrans |
| 05/15/1996 | EP0711812A1 Method of preparation of perylene imides, novel di-, tri-, and tetrachromophore perylene dyestuffs and their utilization |
| 05/11/1996 | CA2162448A1 Process for the preparation of peryleneimides, novel di-, tri- and tetrachromophoric perylene dyes and their use |
| 05/08/1996 | EP0710367A1 Photochromic substituted naphthopyran compounds |
| 05/07/1996 | US5514799 1,1-vinyl substituted nonlinear optical materials |
| 04/30/1996 | US5512423 Optical information recording medium |
| 04/25/1996 | WO1996011926A1 Photochromic naphthoxazine compounds |
| 04/24/1996 | EP0708164A2 Photochromic composition and photochromic resin obtainable by using the same |
| 04/24/1996 | EP0426717B1 Optical memory |
| 04/23/1996 | US5510438 Low bandgap polymers from fused dithiophene diester |
| 04/23/1996 | US5510200 Multilayer langmuir-blodgett films containing alternating layers of optically non-linear amphiphilic compounds and bridged carbo- or heterocyclic spacer compounds having hydrophobic substituents |
| 04/17/1996 | EP0706526A1 Photochromic compounds |
| 04/16/1996 | US5507965 Consists of solid complex of anhydrous orthophosphoric acid and polyoxyethylene glycol polymer, phosphine antioxidant and fumed pyrogenic silica as thixotropic agent; used for glazing for buildings and cars |
| 04/11/1996 | WO1996010593A1 PROCESS FOR PREPARING AQUEOUS SOLUTIONS OF POLY(N-VINYL-ε-CAPROLACTAM) AND THEIR USE |
| 04/04/1996 | WO1995028663A3 Electrochromic thin-film systems and components thereof |
| 04/04/1996 | DE4434986A1 Verfahren zur Herstellung wäßriger Lösungen von Poly(N-vinyl-epsilon-caprolactam) und ihre Verwendung A process for the preparation of aqueous solutions of poly (N-vinyl-epsilon-caprolactam), and their use |
| 04/03/1996 | EP0704067A1 Photochromic naphthopyran compounds |
| 03/27/1996 | EP0702684A1 Electroactive materials, a process for their preparation as well as the use thereof |
| 03/20/1996 | CN1118802A Green powder, blue powder of aluminosilicate and its three primary colour fluorescent powder series |
| 03/19/1996 | US5500760 Electrochemichromic solutions, processes for preparing and using the same, and devices manufactured with the same |
| 03/19/1996 | US5500759 Electrochromic materials and displays |