| 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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| 04/16/2002 | US6372159 UV-protected electrochromic solution |
| 04/11/2002 | WO2002028930A1 Curable composition comprising photochromic compound |
| 04/10/2002 | EP1194487A2 Poly(meth)acrylic photochromic coating |
| 04/04/2002 | WO2002000662B1 Improvements in and relating to chromophores |
| 04/03/2002 | EP0792468B1 Novel photochromic indeno-fused naphthopyrans |
| 04/02/2002 | US6365312 Core containing first polymer in which is dispersed metal salt chelating agent and photochromic spiropyran and encapsulated within a shell of second polymer formulated by an interfacial polymerization; electrographic toners |
| 03/28/2002 | WO2002025648A1 Optical data carrier containing a phthalocyanine colouring agent as a light absorbing compound in the information layer |
| 03/28/2002 | WO2002025205A1 Optical data storage device containing a co-phthalocyanin complex in the optically writable information layer |
| 03/28/2002 | WO2001077194A3 Polymerizable composition of allyl functional monomers |
| 03/28/2002 | US20020037421 Comprising vanadium oxide, and also with at least one other layer having thermal properties, and/or optical properties, such as antireflection, and/or electroconductivity properties |
| 03/28/2002 | US20020036295 Optical device, surface emitting type device and method for manufacturing the same |
| 03/27/2002 | EP1037885B1 Novel water soluble photochromic compounds |
| 03/27/2002 | EP0850427B1 Photochromic spiroxazines, compositions and articles containing them |
| 03/26/2002 | US6362914 Electrochromic materials with enhanced ultraviolet stability and devices comprising same |
| 03/26/2002 | US6362303 Thermoscattering materials and devices |
| 03/26/2002 | US6362248 Photochromic polymerizable composition |
| 03/26/2002 | CA2070749C Photochromic ultra-violet ray shield powder, method of manufacturing the same, and skin external preparation using the same |
| 03/21/2002 | WO2002006361A3 Novel photochromic polymers and methods of synthesizing same |
| 03/21/2002 | US20020034475 Ingestibles possessing intrinsic color change |
| 03/20/2002 | CN1341232A Electrochemical element |
| 03/19/2002 | US6359150 Heterstructure containing nitrogen, oxygen, sulfur in ring |
| 03/19/2002 | US6359122 Quinacridone, indigo, dioxazine or azo dyes |
| 03/14/2002 | WO2002020694A1 Low molecular chromophore compounds and electroluminescence display device comprising the same |
| 03/14/2002 | WO2002020693A1 Organic electroluminescent element |
| 03/13/2002 | EP0838039B1 Novel photochromic organic materials |
| 03/07/2002 | WO2002019022A1 Color-stabilized electrochromic devices |
| 03/07/2002 | US20020027700 Electrochromic display device having high edge sharpness |
| 03/06/2002 | EP1184379A1 Chromene compound |
| 03/06/2002 | CN1339031A Naphthopyrans and phenanthropyrans annelated in C5-C6 with a bicyclic group, and compositions and (CO) polymer matrices containing them |
| 03/06/2002 | CN1080190C Polymeric materials for photochromic applications |
| 03/05/2002 | US6353493 Electrochromic media with concentration-enhanced stability, process for the preparation thereof and use in electrochromic devices |
| 02/28/2002 | US20020026002 Reverse transformation; colorimetric analysis |
| 02/28/2002 | DE10039903A1 Novel transition metal co-ordination compounds with heterocyclic-substituted bis-(thien-3-yl)perfluorocyclopoentene photochromic ligands are useful in the solid state at room temperature in e.g. opto-magnetic switches |
| 02/27/2002 | EP1181339A1 Flat electrochromic contrast system |
| 02/27/2002 | EP0946536B1 (benzofuran)naphthopyrans, the compositions and (co)polymer matrices containing them |
| 02/26/2002 | US6351328 Variable transmittance electrochromic devices |
| 02/21/2002 | US20020021482 Nanoporous-nanocrystalline film comprising semiconducting metal oxide having redox chromophore adsorbed thereto |
| 02/20/2002 | EP0800522B1 Photochromic diaryl-3h-naphthopyranes |
| 02/14/2002 | US20020018281 Coupled electrochromic compounds with photostable dication oxidation states |
| 02/13/2002 | EP1179435A1 Reversible thermochromic composition having improved light-fastness and product comprising same |
| 02/13/2002 | CN1335862A Preparation of organic pieces of optical quality and especially organic lenses |
| 02/07/2002 | US20020015214 Electrochromic Device |
| 02/06/2002 | EP1177550A1 Recording layer for optical data storage devices |
| 02/06/2002 | EP1177241A1 Optical resin composition comprising thiol-ene prepolymer |
| 02/06/2002 | CN1334309A Process for preparing aluminate-base fluorescent powder |
| 02/05/2002 | US6344918 Electrochromic contrast-plate |
| 01/31/2002 | WO2002008821A1 Thermochromic composition |
| 01/31/2002 | WO2002008355A2 Method of manufacturing a photochromic molded article |
| 01/31/2002 | US20020012156 Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices |
| 01/31/2002 | US20020012155 Electrochromic materials with enhanced ultraviolet stability and devices comprising same |
| 01/29/2002 | US6342459 Photochromic naphthopyrans |
| 01/24/2002 | WO2002006361A2 Novel photochromic polymers and methods of synthesizing same |
| 01/24/2002 | WO2001002449A3 Poly(meth)acrylic photochromic coating |
| 01/24/2002 | US20020008897 Anodic electrochromic materials having a solublizing moiety |
| 01/22/2002 | US6340766 Photochromic dyes on substrates like glass with protective coatings |
| 01/17/2002 | US20020007078 2H-naphtho(1,2-b)pyrans with a cycloalkyl ester substituent at the 5-position; improved solubility in polymeric matrices used as carriers in imbibition processes; neutral-colored photochromic articles e.g., lenses, windows; less defects |
| 01/17/2002 | US20020007072 Photo-induced phase transition organic material |
| 01/17/2002 | US20020006589 Optical recording media |
| 01/16/2002 | EP1171309A1 Method and preparation for the photochromic marking and/or for securing the authenticity of objects |
| 01/09/2002 | EP1169667A1 Electrochromic device with nanoparticles and uv-absorbers in the protective coating |
| 01/08/2002 | US6337409 Photochromic naphthopyran compounds |
| 01/08/2002 | CA2204179C Novel photochromic indeno-fused naphthopyrans |
| 01/03/2002 | WO2002000920A2 Ingestibles possessing intrinsic color change |
| 01/03/2002 | WO2002000662A1 Improvements in and relating to chromophores |
| 01/03/2002 | CA2414529A1 Ingestibles possessing intrinsic color change |
| 01/03/2002 | CA2414089A1 Improvements in and relating to chromophores |
| 01/02/2002 | EP1167487A1 Organic material undergoing light-induced phase transition |
| 01/02/2002 | EP1166262A1 Recording medium for optical data storage devices, method for producing said recording medium and optical data storage device with a corresponding recording layer |
| 01/02/2002 | EP0994871A4 Novel substituted naphthopyrans |
| 01/02/2002 | CN1329652A Arrangement based on poly-(3,4-dioxythiophene) derivatives which electrochromically switched with protons |
| 12/27/2001 | US20010055143 Electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
| 12/26/2001 | CN1328109A Arylheterocycle substituted dibenzofuranpyran-type photochromic compound and its preparing process and usage |
| 12/26/2001 | CN1328108A Arylheterocycle substituted naphthopyran-type photochromic compound and its preparing process and usage |
| 12/20/2001 | WO2001048092A3 Method for reversibly changing the color |
| 12/19/2001 | CN1327467A Substrate provided with a layer of thermochromic oxide |
| 12/18/2001 | US6331625 Eyeglass lenses; rapid color and brightness adjustment |
| 12/13/2001 | WO2001036424A3 Naphthopyrans having a perfluoroalkyl substituent in position 5, preparation and compositions and matrices containing them |
| 12/13/2001 | DE10023744A1 Elektrochrome Anzeigevorrichtung mit hoher Kantenschärfe Electrochromic display device with high edge sharpness |
| 12/12/2001 | EP1162482A2 Synthetic resin laminate having both polarization characteristic and photochromism characteristic |
| 12/05/2001 | EP1160214A1 Glass sheets with at least one thermochromic layer |
| 12/04/2001 | CA2037014C Electrochromic, electroluminescent and electrochemiluminescent displays |
| 11/22/2001 | WO2001088060A1 Electrochromic device |
| 11/22/2001 | US20010044553 Useful in recording energy such as heat/pressure; storage stability; for heat-sensitive recording media on railroad tickets |
| 11/22/2001 | DE10023765A1 Electrochromic device, useful as a window, separating screen, protective screen, glazing, roof glazing, light filter, mirror or display device contains a bridged bipyridinium salt compound |
| 11/21/2001 | EP1156099A2 Thermally induced light scattering materials and devices |
| 11/21/2001 | EP1156098A2 Electrochromic display device with high edge sharpening |
| 11/21/2001 | EP0917555B1 Electrochrome system |
| 11/21/2001 | EP0886804B1 Electrochromic or photoelectrochromic device |
| 11/14/2001 | EP1154311A1 Electrochromic element |
| 11/14/2001 | EP1153100A1 Photochromatic compounds, process for their preparation and their use in polymeric materials |
| 11/14/2001 | EP1153021A1 Naphthopyrans and phenanthropyrans annelated in c5-c6 with a bicyclic group, and compositions and (co)polymer matrices containing them |
| 11/13/2001 | US6316569 Self-light-stabilized photochromic polymer, its preparation and articles containing same |
| 11/08/2001 | US20010039356 Photochromic; ophthalmic or solar article; polymeric matrices |
| 11/07/2001 | EP1151347A1 Photochromic and electrochromic device, solutions for uses therein and use thereof |
| 11/07/2001 | EP1151056A1 Aminoplast resin photochromic coating composition and photochromic articles |
| 11/07/2001 | EP1151055A1 Aminoplast resin photochromic coating composition and photochromic articles |
| 11/07/2001 | CN1320674A Photochromic spirooxazine compound bound with moleculae of antioxidizing agent and its preparing process and use |
| 11/06/2001 | US6312811 Photochromic naphtho [2,1-b]pyran compounds containing bithienyl or terthienyl substituents, process for their manufacture, and photochromic materials and articles obtained |
| 10/31/2001 | EP1149138A1 Polyanhydride photochromic coating composition and photochromic articles |
| 10/30/2001 | US6310714 Color-stabilized electrochromic devices |