| Patents for D21H 21 - Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper impregnating or coating material, characterised by its function, form or properties (20,755) |
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| 09/17/1997 | EP0795056A1 Sizing dispersions |
| 09/17/1997 | EP0795029A1 Chemical labelling of objects |
| 09/17/1997 | EP0794804A1 Diaper having a lotioned topsheet |
| 09/17/1997 | EP0705368B1 Reduction of openness of materials |
| 09/17/1997 | EP0697813B1 N-dodecyl heterocyclic compounds useful as industrial microbicides and preservatives |
| 09/16/1997 | US5668246 Epichlorohydrin quaternized polyaminoamide |
| 09/16/1997 | US5667885 Reinforced films made from water soluble polymers |
| 09/16/1997 | US5667639 Optically whitened clay pigments |
| 09/16/1997 | US5667638 Method of enhancing the opacity of printing papers and paper produced thereof |
| 09/16/1997 | US5667635 Flushable premoistened personal wipe |
| 09/16/1997 | US5667634 Catalyzed hydrolysis of resin esters, triglycerides |
| 09/12/1997 | WO1997033041A1 Clay compositions and their use in paper making |
| 09/12/1997 | WO1997033039A1 Dyeing of modified paper with anionic textile dyes |
| 09/11/1997 | DE19608580A1 Färben von modifiziertem Papier mit anionischen Textilfarbstoffen Dyeing paper modified with anionic textile dyes |
| 09/10/1997 | EP0733086A4 Low organic chlorine wet strength resin composition and method of making |
| 09/09/1997 | US5665871 Mixtures of copper phthalocyanine and copper-containing azo dyes, their production and use |
| 09/09/1997 | US5665853 Improving tensile strength of paper by adding resin to paper stock; copolymer of sorbitol with amines, citric acid or formaldehyde |
| 09/09/1997 | US5665811 Paper, oxidized wax, storage stability |
| 09/09/1997 | US5665426 Soft treated tissue |
| 09/09/1997 | US5665157 Clean color shade, yellow-tinged red iron oxide pigments, and a process for their manufacture, and their use |
| 09/04/1997 | WO1997032082A1 Mat coated paper and method of manufacturing same |
| 09/04/1997 | WO1997032077A1 Process for sanitizing post-consumer paper fibers and product formed therefrom |
| 09/04/1997 | WO1997031518A2 Use of hydrolysed polymers of n-vinyl carboxylic acid amides as agents for increasing the dry strength of paper, card and cardboard |
| 09/04/1997 | DE19607674A1 Verwendung von hydrolysierten Polymerisaten von N-Vinylcarbonsäureamiden als Mittel zur Erhöhung der Trockenfestigkeit von Papier, Pappe und Karton The use of hydrolyzed polymers of N-vinylcarboxamides as a means of increasing the dry strength of paper, board and cardboard |
| 09/04/1997 | DE19607641A1 Water-soluble condensation products for use in paper production |
| 09/04/1997 | CA2247052A1 Use of hydrolysed polymers of n-vinyl carboxylic acid amides as agents for increasing the dry strength of paper, card and cardboard |
| 09/03/1997 | EP0792840A1 Use of synthetic, bainite-rich iron raw materials for the preparation of iron oxide pigments |
| 09/03/1997 | EP0694094B1 Fibrous products and a process for preparing flame retardant fibrous products |
| 09/03/1997 | CN1158648A Wet-resilient webs |
| 09/02/1997 | US5663436 Isothiazolone derivative and microbicidal composition comprising the same as active ingredient |
| 09/02/1997 | US5663273 Polyurethanes derived from oligoperfluoroalkyl alcohols |
| 09/02/1997 | US5662826 Process for the preparation of a coagulating chemical comprising dissolving a solid zeolite in a solution of trivalent metal salt |
| 09/02/1997 | US5662781 Elimination of nitrile impurities from polymers |
| 09/02/1997 | US5662735 Metallic iodine with alcohols, polyalcohols, ketones and esters |
| 08/28/1997 | WO1997031153A1 Manufacture of softened cellulose fiber-based products |
| 08/28/1997 | WO1997031152A1 Sizing of paper |
| 08/28/1997 | DE19605447A1 Alkyl di:ketene internal sizing agents for paper pulp |
| 08/27/1997 | EP0648288B1 Method for manufacturing tissue paper, in particular multilayer tissue paper, with reduced fibre interaction |
| 08/27/1997 | EP0560813B1 A aqueous suspension of a particulate calcium carbonate pigment |
| 08/27/1997 | CN1157870A Corrugated paper box dampproof glazing agent |
| 08/26/1997 | US5661196 Waterproofing composition containing salt of amine-containing polysiloxane, hydrophobic solid dispersed in water |
| 08/26/1997 | US5660919 Resistance to dry and wet crumpling, chemical/oxidation andsoiling resistance; durability; banknotes |
| 08/26/1997 | US5660898 Paperboard food distribution vessel; lightweight, reduced score cracking, excellent flexibility, durability and stability |
| 08/26/1997 | US5660763 Fire fighting composition and products containing same |
| 08/26/1997 | US5660687 Pressing fibrous web against drying surface coated with plasticized polyamine/epihalohydrin resin adhesive, releasing; papermaking |
| 08/21/1997 | WO1997030222A1 Production of filled paper and compositions for use in this |
| 08/21/1997 | WO1997030221A1 Method for imparting wet strength to paper |
| 08/21/1997 | WO1997030220A1 Production of filled paper and compositions for use in this |
| 08/21/1997 | WO1997030219A1 Production of filled paper and compositions for use in this |
| 08/21/1997 | WO1997030218A1 Paper surface sizing agents, method of use and surface sized paper |
| 08/21/1997 | WO1997030217A1 Softening lotion composition, use thereof in paper making, and resulting paper product |
| 08/21/1997 | WO1997030216A1 Softening lotion composition, use thereof in paper making, and resulting paper product |
| 08/21/1997 | CA2246280A1 Paper surface sizing agents, method of use and surface sized paper |
| 08/20/1997 | EP0790351A2 Papermaking process using multi-polymer retention and drainage aid |
| 08/19/1997 | US5659011 Agents having high nitrogen content and high cationic charge based on dicyanimide dicyandiamide or guanidine and inorganic ammonium salts |
| 08/19/1997 | US5658971 Coating composition |
| 08/19/1997 | US5658431 Applying polytetrahydrofuran brightness stabilizer |
| 08/19/1997 | US5658378 Method of paper sizing using modified cationic starch |
| 08/19/1997 | US5658377 Stable high solids aqueous dispersions of hydrophobizing agents |
| 08/14/1997 | WO1997029147A1 Process for the preparation of cross-linked polymers |
| 08/14/1997 | CA2180371A1 Production of filled paper and compositions for use in this |
| 08/13/1997 | EP0788541A1 An enzyme and enzyme preparation with endoglucanase activity |
| 08/13/1997 | EP0788516A1 Cationic modification process for starch and use of cationically modified starch |
| 08/12/1997 | US5656746 Temporary wet strength polymers from oxidized reaction product of polyhydroxy polymer and 1,2-disubstituted carboxylic alkene |
| 08/12/1997 | US5656699 Oligoamide-epichlorohydrin resins as drainage aids |
| 08/12/1997 | US5656379 Paper for forming images and image forming process |
| 08/12/1997 | US5656177 Oil-in-water emulsions as substitutes for microbicides (biocides) in water carrying systems |
| 08/12/1997 | CA1339276C Basic rhodamine dyes |
| 08/07/1997 | WO1997028311A1 Emulsifier system for rosin sizing agents |
| 08/07/1997 | DE19604176A1 Verfahren zur Herstellung von vernetzten Polymeren Process for the preparation of crosslinked polymers |
| 08/06/1997 | EP0787856A1 Oleophobic and hydrophobic fibrous substrate, and process for making the same |
| 08/06/1997 | EP0787855A1 Process for the oleophobic and hydrophobic treatment of paper or cardboard |
| 08/06/1997 | EP0633963B1 Soft absorbent tissue paper containing a biodegradable quaternized amine-ester softening compound and a temporary wet strength resin |
| 08/05/1997 | US5653915 Continuous process of making submicron polymer particles by imparting high speed and shear to a blend with a surfactant and mixing with an emulsifier at low pressure; circulation; papercoating |
| 08/05/1997 | CA1339219C Polymeric cationic dyes |
| 07/30/1997 | EP0786476A1 Composition and process for bonding plane structures |
| 07/30/1997 | EP0786475A2 Modification of cationic starch |
| 07/30/1997 | EP0785909A1 Hydantoin-enhanced halogen efficacy in pulp and paper applications |
| 07/30/1997 | EP0767852A4 Coating for paperboard |
| 07/30/1997 | CA2194498A1 Process for the oil-repellent and water-repellent treatment of paper or cardboard |
| 07/29/1997 | US5651794 Dyeing of cellulose |
| 07/24/1997 | WO1997026408A1 Method for marking paper and apparatus for detected marked paper |
| 07/24/1997 | WO1997026140A1 Recording material for ink-jet printing processes |
| 07/24/1997 | WO1997019937A3 Process for preparing bis-alkoxy-triazinyl-amino-containing stilbene disulphonic acids or their derivatives |
| 07/24/1997 | DE19627339C1 Security marking especially of printed matter |
| 07/23/1997 | EP0785307A2 Web printing paper having coldset suitability |
| 07/23/1997 | EP0785238A1 Yellow iron oxide pigments coated with silicon dioxide |
| 07/23/1997 | CN1155310A Improved lotion composition for treating tissue paper |
| 07/23/1997 | CN1155309A Lotioned tissue paper |
| 07/23/1997 | CN1155283A Fluorescent brightening agents |
| 07/23/1997 | CN1155269A Synthetic mineral microparticles for retention aid system |
| 07/22/1997 | US5650218 Soft treated tissue |
| 07/17/1997 | WO1997025476A1 Security paper |
| 07/17/1997 | WO1997025367A1 Method of producing water-soluble condensates and addition products containing amino groups, and use of said condensates and addition products |
| 07/17/1997 | DE19601267A1 Aufzeichnungsmaterial für Tintenstrahldruckverfahren Recording sheet for ink jet printing method |
| 07/17/1997 | DE19600632A1 Development dyeing of paper and leather with covalently bound azo dye |
| 07/16/1997 | CN1154430A Anti-counterfeit and coated white card paper and process for producing same |
| 07/16/1997 | CN1154388A Clean color shade, yellow-tinged red iron oxide pigments, and process for their manufacture, and their use |
| 07/15/1997 | US5648164 Recording paper and ink-jet recording process making use of the same |
| 07/15/1997 | US5647957 Recycling |