| Patents for D21H 17 - Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution (19,322) |
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| 09/17/1997 | EP0794804A1 Diaper having a lotioned topsheet |
| 09/17/1997 | CN1159317A Mugwort-impregnated pad and method for manufacturing the same |
| 09/16/1997 | US5668246 Epichlorohydrin quaternized polyaminoamide |
| 09/16/1997 | US5667697 Colloidal silica/polyelectrolyte blends for natural water clarification |
| 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 | US5667637 Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose |
| 09/12/1997 | WO1997033041A1 Clay compositions and their use in paper making |
| 09/12/1997 | WO1997033040A1 Activation of swelling clays and processes of using the activated clays |
| 09/12/1997 | WO1997033039A1 Dyeing of modified paper with anionic textile dyes |
| 09/12/1997 | WO1997032934A1 Pigment particles coated with precipitated calcium carbonate and a process for the preparation thereof |
| 09/12/1997 | WO1997032911A1 Water-soluble cross-linkable copolymers |
| 09/12/1997 | WO1997032904A1 Cross-linkable protective colloids |
| 09/12/1997 | CA2250289A1 Water-soluble cross-linkable copolymers |
| 09/12/1997 | CA2248594A1 Cross-linkable protective colloids |
| 09/11/1997 | DE19608911A1 Vernetzbare Schutzkolloide Crosslinkable protective colloids |
| 09/11/1997 | DE19608910A1 Wasserlösliche, vernetzbare Copolymerisate Water-soluble crosslinkable copolymers |
| 09/11/1997 | DE19608580A1 Färben von modifiziertem Papier mit anionischen Textilfarbstoffen Dyeing paper modified with anionic textile dyes |
| 09/10/1997 | EP0794152A2 Synthetic chalcoalumite compounds and process for producing thereof |
| 09/10/1997 | EP0793990A2 Process for manufacturing a filter medium, the medium manufactured thereby, and filters using said medium |
| 09/10/1997 | EP0793621A1 Method for purification of calcium carbonate |
| 09/10/1997 | EP0733086A4 Low organic chlorine wet strength resin composition and method of making |
| 09/10/1997 | EP0690938B1 A method for fiber loading a chemical compound |
| 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 | US5665466 Treatment process for titanium dioxide pigments, novel titanium dioxide pigment and its use in paper manufacture |
| 09/09/1997 | US5665205 Method for improving brightness and cleanliness of secondary fibers for paper and paperboard manufacture |
| 09/04/1997 | WO1997032074A2 Method of preparing a sheet of a lignocellulosic material for the manufacture of a finished product and method of manufacture of a finished product |
| 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 |
| 09/04/1997 | CA2245885A1 Method of preparing a sheet of a lignocellulosic material for the manufacture of a finished product and method of manufacture of a finished product |
| 09/03/1997 | EP0792889A2 Use of inulin derivatives |
| 09/03/1997 | EP0792280A1 Method of making a library of compounds |
| 09/02/1997 | US5663231 Terpolymer of vinyl aromatic, alkyl acrylate and alkyl propenoic acid formed by free radical polymerization and neutralized with alkali for seed polymers |
| 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 | EP0791685A2 Procedure for adding a filler into a pulp based on cellulose fibres |
| 08/27/1997 | EP0791681A2 Composite material carrying zinc oxide fine particles adhered thereto and methodfor preparing same |
| 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 |
| 08/26/1997 | 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 | WO1997030215A1 Use of sugar beet pulp for making paper or cardboard |
| 08/21/1997 | CA2246280A1 Paper surface sizing agents, method of use and surface sized paper |
| 08/21/1997 | CA2243294A1 Use of sugar beet pulp for making paper or cardboard |
| 08/20/1997 | EP0790351A2 Papermaking process using multi-polymer retention and drainage aid |
| 08/20/1997 | EP0789670A1 Treatment of solid-containing material derived from effluent |
| 08/20/1997 | EP0626022B1 A method for reducing the level of interference chemicals in the water circulation of wood-based fibre suspension processes |
| 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 | 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 |
| 08/19/1997 | US5658374 Aqueous lecithin-based release aids and methods of using the same |
| 08/14/1997 | WO1997029238A1 Wet end starch application |
| 08/14/1997 | WO1997029237A1 Process for increasing the charge on a lignocellulosic material, product obtainable by the process, and use of the product in the preparation of a lignocellulose-based product |
| 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 | EP0788571A1 Process for preparing ultra-white alumina trihydrate |
| 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 | US5656369 Toner receptive coating including particulate silica and polyvinyl alcohol |
| 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 | EP0635081B1 Soft absorbent tissue paper containing a biodegradable quaternized amine-ester softening compound and a permanent wet strength resin |
| 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 |
| 07/30/1997 | EP0786476A1 Composition and process for bonding plane structures |
| 07/30/1997 | EP0786475A2 Modification of cationic starch |
| 07/30/1997 | CA2194498A1 Process for the oil-repellent and water-repellent treatment of paper or cardboard |
| 07/29/1997 | US5652360 Cationic starch composition and process for making same |
| 07/24/1997 | WO1997026410A1 Paper-based sheet and abrasion-resistant laminates |
| 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 | CA2214015A1 Paper-based sheet and abrasion-resistant laminates |
| 07/23/1997 | CN1155310A Improved lotion composition for treating tissue paper |
| 07/23/1997 | CN1155309A Lotioned tissue paper |
| 07/23/1997 | CN1155269A Synthetic mineral microparticles for retention aid system |
| 07/22/1997 | US5650003 Cationized pigments and their use in papermaking |
| 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 |
| 07/15/1997 | US5647957 Recycling |
| 07/15/1997 | US5647909 Apparatus for applying coating to paper web including successive doctoring steps |
| 07/15/1997 | US5647902 Acid resistant carbonate composition |
| 07/15/1997 | US5647898 Composition and process for sizing paper |
| 07/15/1997 | CA2095541C Aggregated composite mineral pigments |
| 07/10/1997 | WO1997024489A1 High performance paper and process for producing the same |