| 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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| 11/15/1988 | CA1244925A1 Electrochromic devices |
| 11/08/1988 | US4783596 Solid state scintillator and treatment therefor |
| 10/25/1988 | US4780393 Polymeric binder, terminal ethylenic compound, photoinitiator, levco base of triarylmethane dye and photoc romic spiro-indolino-benzopyran compound |
| 10/19/1988 | EP0287336A1 Heating unit with thermochromic region |
| 10/19/1988 | EP0287093A2 Inorganic-organic composite compositons exhibiting nonlinear optical response |
| 10/12/1988 | CN87108248A Brightening agent for sodium tripolyphosphate |
| 10/05/1988 | EP0285414A2 Resin composition |
| 10/04/1988 | CA1242842A2 Heat curable one-package polyurethane resin composition |
| 09/27/1988 | US4773742 Electrochromic clathrate complexes |
| 09/20/1988 | US4772940 Polymer having isothianaphthene structure and electrochromic display |
| 09/20/1988 | US4772700 Spiropiperidinenaphthoxazine compound |
| 09/20/1988 | US4772506 Glass with temperature-controlled transluency |
| 09/06/1988 | US4769360 Cyan dye-donor element for thermal dye transfer |
| 09/06/1988 | US4769301 Method of preparing holograms and the holograms prepared thereby |
| 08/31/1988 | CN87108150A Conducting substituted polyisothianaphthenes |
| 08/25/1988 | WO1988006306A1 Marking |
| 08/24/1988 | EP0279703A1 Method for deposition of electrochromic layers |
| 08/24/1988 | EP0279600A1 Marking |
| 08/10/1988 | EP0277639A2 Photochromic compound |
| 08/03/1988 | EP0277033A2 Article and Method for Vapochromic Monitoring, utilising transition - metal double complex salts |
| 08/03/1988 | EP0277032A2 Thermochromic double-complex salts |
| 08/03/1988 | CN87108287A Technique for producing fluorescent powder |
| 07/27/1988 | EP0275926A2 Photo-product energy barrier composition |
| 07/12/1988 | US4756598 Second harmonic generation with 5-chloro-2-nitroaniline |
| 07/06/1988 | EP0273643A2 Conducting substituted polyisothianophthenes |
| 07/05/1988 | US4755012 Ray absorption filter |
| 06/29/1988 | EP0272298A1 Irreversible photochromic markings. |
| 06/29/1988 | CN87104184A Photochromic spiropyran compounds |
| 06/28/1988 | US4753867 Optical recording medium |
| 06/21/1988 | US4752119 A diphenylamine as an electrochromic material |
| 06/15/1988 | EP0271251A1 Second harmonic generation by carbamic acid derivatives |
| 05/31/1988 | US4748074 Waveguides |
| 05/24/1988 | US4746577 Optical waveguides containing compositions having non-linear optical properties |
| 05/18/1988 | EP0267219A1 Organic optical waveguides |
| 04/27/1988 | EP0264678A1 Polyamides with hexafluoroisopropylidene groups, positively acting photosensitive compositions, and recording materials using them |
| 04/20/1988 | EP0264051A2 Derivatives of hydroxycarboxylic acids, method for their production and their application to heat and pressure sensitive recording materials |
| 04/12/1988 | US4737449 Deep blue coloration with ultraviolet radiation; reversal with visible light |
| 04/12/1988 | CA1235124A1 Phenothiazine and phenoxazine derivatives, process and marking systems |
| 04/07/1988 | WO1988002371A1 Photochromic spiro(indoline) benzoxazines and articles containing the same |
| 03/22/1988 | US4732810 Reversible temperature-indicating composition |
| 03/08/1988 | US4729671 Temperature control indicator unit |
| 02/24/1988 | EP0256774A2 Colorless ferric alkylphosphates |
| 02/18/1988 | DE3722731A1 Positiv arbeitende thermographische materialien Positive working thermographic materials |
| 02/02/1988 | US4722510 Containing bismuth and chromium |
| 01/20/1988 | EP0253713A1 Electrochromic variable transmission window |
| 01/14/1988 | WO1988000223A1 Irreversible photochromic markings |
| 01/14/1988 | WO1988000196A1 Spirooxazine compounds, photosensitive materials using them, and process for forming them |
| 01/12/1988 | US4719296 Photochromism |
| 01/07/1988 | EP0250599A1 Spiropiperidinenaphtoxazine compounds |
| 01/05/1988 | US4717710 Thermochromic composition |
| 01/05/1988 | US4717220 Liquid optical filter and method for the near infrared light |
| 12/23/1987 | EP0250099A2 Organic nonlinear optical material |
| 12/16/1987 | EP0249229A2 Superparamagnetic solid particles |
| 12/16/1987 | EP0248907A1 Photochromic material, photochromic element and method of recording and erasing data |
| 12/09/1987 | EP0248688A1 Temperature indicators based on polydiacetylenic compositions |
| 12/08/1987 | CA1230129A1 Diacetylenes having liquid crystal phases |
| 11/19/1987 | EP0246114A2 Photochromic spiropyran compounds |
| 11/17/1987 | US4707283 Electrochromic material and lubricant |
| 11/11/1987 | EP0245020A2 Photochromic articles |
| 11/10/1987 | US4705046 Device for the qualitative measurement of uv radiation received by the skin |
| 11/05/1987 | WO1987006715A1 Organic optical waveguides |
| 11/05/1987 | WO1987006692A1 Temperature indicators based on polydiacetylenic compounds |
| 10/14/1987 | EP0241247A2 Reversible temperature indicating compositions |
| 10/13/1987 | US4699471 Electrochromic display device |
| 10/07/1987 | EP0240226A2 Single-compartment, self-erasing, solution-phase electrochromic devices, solutions for use therein, and uses thereof |
| 10/06/1987 | US4698099 Pigment composition |
| 09/30/1987 | EP0238626A1 Liquid crystal light-modulating materials. |
| 09/29/1987 | US4696888 Light-sensitive compounds possessing trichloromethyl groups, a process for their production and light-sensitive mixtures containing these compounds |
| 09/15/1987 | US4693962 Photochromic photosensitive compositions |
| 09/15/1987 | US4693564 Electrochromic display device |
| 08/20/1987 | DE3703065A1 Organic laser dye, dye laser and laser process |
| 08/12/1987 | EP0231394A1 Novel polymers of3,4-substituted pyrrole compound and processfor their preparation |
| 08/05/1987 | EP0230941A2 Photopolymerisable composition and photopolymerisable registration material containing it |
| 08/04/1987 | US4684537 Bonding chromophore complex to titanium oxide |
| 07/22/1987 | EP0229563A1 Process for the preparation of polyparaphenylen films and applications of these films |
| 07/15/1987 | EP0228422A1 Thermal-translucid gel, method for its preparation and utilization thereof. |
| 07/08/1987 | EP0228159A1 Photochromic glass compositions for lightweight lenses |
| 07/02/1987 | WO1987003874A1 Spiropiperidinenaphtoxazine compounds |
| 07/01/1987 | EP0227337A2 Process for manufacturing photochromic articles |
| 06/24/1987 | EP0226542A2 Holograms |
| 06/16/1987 | EP0225852A2 Processing holograms |
| 06/02/1987 | US4669830 Zirconium-nitrogen-halide compound |
| 05/21/1987 | WO1987003108A1 Photochromic material, photochromic element and method of recording and erasing data |
| 05/21/1987 | WO1987003086A1 Uv-sensitive composition and element for measuring uv dosage |
| 05/13/1987 | EP0221793A1 Electronically conductive nitrogen polymers, processes for their manufacture, electrochromic display cell and electrochemical generator using these polymers |
| 04/28/1987 | US4661649 Thin film of glass or plastic containing dye |
| 04/22/1987 | EP0218938A2 Nonlinear optical materials and devices |
| 03/26/1987 | WO1987001822A1 Liquid crystal light-modulating materials |
| 02/24/1987 | US4645307 Electrochromic device |
| 02/12/1987 | WO1987000843A1 Novel polymer of 3,4-substituted pyrrole compound and process for its preparation |
| 02/03/1987 | US4640748 Polyisothianaphtene, a new conducting polymer |
| 01/27/1987 | CA1217042A1 Temperature control indicator unit |
| 01/06/1987 | US4634767 Method for preparing spiro(indoline)-type photochromic compounds |
| 01/02/1987 | DE3522078A1 Gel mit temperaturabhaengiger lichtdurchlaessigkeit, verfahren zu seiner herstellung und seine verwendung Temperaturabhaengiger gel with light transmission, process for its preparation and its use |
| 12/31/1986 | WO1986007601A1 Thermal-translucid gel, method for its preparation and utilization thereof |
| 12/30/1986 | US4632516 By evaporation of cobalt carbonate |
| 12/10/1986 | EP0204304A2 Ray absorption filter |
| 12/03/1986 | EP0203780A2 Optically non-linear materials and thin films incorporating such materials |
| 12/03/1986 | EP0203776A2 Coloring-time controlling layer |
| 11/12/1986 | EP0201251A2 Novel glycopeptide derivatives |