| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 252301210 | Optical brightening compositions | 10 |
| 20080290320 | AMPHOTERIC STILBENE COMPOSITION - A brightening system includes a substrate and an amphoteric stilbene composition established on the substrate. The amphoteric stilbene composition includes a predetermined amount of at least one of 4,4′-diamino-2,2′-stilbene disulfonic acid, biarylsulfonate-4,4′-diamino-2,2′-stilbene disulfonic acid, biaryldisulfonate-4,4′-diamino-2,2′-stilbene disulfonic acid, derivatives thereof, salts thereof, and mixtures thereof; and a fixing agent. | 11-27-2008 |
| 20120217439 | EXTRUSION-MOLDED PRODUCT FROM AROMATIC POLYCARBONATE RESIN COMPOSITION - This invention seeks to provide an extrusion-molded product formed from a resin composition that contains an aromatic polycarbonate resin and is excellent in transparency, appearance and flame retardancy. | 08-30-2012 |
| 20130200307 | W/O-TYPE EMULSION INK COMPOSITION FOR WRITING UTENSIL AND WRITING UTENSIL - A W/O-type emulsion ink composition for a writing tool having an aqueous component dispersed in an oil component, the oil component including a fluorescent coloring agent, and the aqueous component including a fluorescent whitening agent and water. | 08-08-2013 |
| 252301220 | Heterocyclic compounds having an intercyclic acyclic methine linkage | 4 |
| 252301230 | Triazines | 4 |
| 20100181536 | Aqueous Solutions of Optical Brighteners - The instant invention relates to storage stable aqueous optical brightener/PVOH solutions of low viscosity which may be used directly by the papermaker, in that they can be metered by pump directly into a coating composition, and which provide coated papers of a surprisingly high whiteness | 07-22-2010 |
| 20100276636 | PROCESS FOR THE PREPARATION OF BRIGHTENER PIGMENTS - Process for the preparation of a brightener pigment comprising
| 11-04-2010 |
| 20140203212 | FLUORESCENT WHITENING AGENT AQUEOUS SOLUTIONS - The present invention relates to a composition comprising a fluorescent whitening agent and a tertiary alkanolamine, a stable aqueous solution of such a composition and use of such composition for the bleaching of textile fibres or paper. | 07-24-2014 |
| 20150123037 | Novel FWA formulation used for the papermaking process - A new fluorescent whitening agent (FWA) formulation containing 0.1%-99.9% fluorescent brightener #351 (FB #351) 4,4″-bis(2-sulfostyryl)biphenyl disodium salt (CAS #27344-41-8) and 0.1%-99.9% fluorescent brightener #71 (FB #71) 4,4′-bis[4-anilino-6-morpholino-1,3,5-triazin-2-yl]amino-2,2′-stilbene disodium salt (CAS #16090-02-1) is used on the wet-end papermaking process and coating papermaking process to increase the brightness of paper. | 05-07-2015 |
| 252301250 | Azine containing | 1 |
| 20110226993 | Improved Optical Brightening Compositions for High Quality Ink Jet Printing - The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing. | 09-22-2011 |
| 252301270 | Azole containing | 1 |
| 20100032625 | ELECTROLUMINESCENT ADHESIVE MASSES - The invention relates to adhesive masses containing at least one electroluminescent additive, single and double-sided adhesive strips which are provided with adhesive masses of said type, and to the use of said adhesive masses for sticking together electronic components. | 02-11-2010 |
| 252301320 | Hetero-S-atom or hetero-O-atom containing | 1 |
| 20100025633 | Novel Whitening Agents For Cellulosic Substrates - This invention relates to novel whitening agents for cellulosic substrates. The whitening agents are comprised of at least two components: at least one chromophore component and at least one polymeric component. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to ultraviolet light, or they may absorb light to reflect these same shades. The whitening agents are further characterized by having a dispersion component value of the Hansen Solubility Parameter of less than or equal to about 17 MPa | 02-04-2010 |
