| 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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| 08/09/2000 | EP1025160A1 Modified starch composition for removing particles from aqueous dispersions |
| 08/09/2000 | EP1025159A1 Modified cationic starch composition for removing particles from aqueous dispersions |
| 08/09/2000 | EP1025133A1 Method for producing cationic polyelectrolytes |
| 08/09/2000 | EP1025060A1 Hardener for hardening silicate solutions |
| 08/09/2000 | EP0821750B1 Soft creped tissue paper |
| 08/09/2000 | CN1262715A Method for making paper using gelling system |
| 08/08/2000 | US6100322 Process for the production of paper |
| 08/08/2000 | US6099689 Production of paper and board products with improved retention, drainage and formation |
| 08/03/2000 | WO2000044983A1 Aqueous polymeric emulsion compositions and their use for the sizing of paper |
| 08/03/2000 | WO2000044982A1 Process and chemical formulation for making rigid, biodegradable articles |
| 08/03/2000 | WO2000044977A1 High-wet-bulk cellulosic fibers |
| 08/03/2000 | WO2000044568A1 Ink-receptor sheet for use as a recording material |
| 08/03/2000 | WO1999061703A8 Use of colloidal precipitated calcium carbonate as a filler in the preparation of paper |
| 08/02/2000 | EP1023500A1 Method for surface sizing paper with 2-oxetanone and rosin and paper prepared thereby |
| 08/02/2000 | EP1023498A1 Tissue paper having a substantive anhydrous softening mixture deposited thereon |
| 08/02/2000 | EP1023497A1 Soft tissue paper having a softening composition containing an electrolyte deposited thereon |
| 08/02/2000 | EP1023496A1 Additives for improving resistance of paper in humid and dry conditions |
| 08/02/2000 | EP1023495A2 Surface sizing of paper |
| 08/02/2000 | EP1023494A1 Rosin emulsion |
| 08/02/2000 | EP1023493A1 Cellulose filter paper saturant |
| 08/02/2000 | EP1023492A1 Structural mat matrix |
| 08/02/2000 | EP1023488A1 Resin-treated mercerized fibers and products thereof |
| 08/02/2000 | EP1023479A1 Textured nonwoven composite material and method for making the same |
| 08/02/2000 | EP1023476A1 Soft, strong hydraulically entangled nonwoven composite material and method for making the same |
| 08/02/2000 | EP1023241A1 Colloidal borosilicates and their use in the production of paper |
| 08/01/2000 | US6096824 Aqueous emulsion polymer containing a polymerizable allyl amine salt, and paper saturant thereof |
| 07/29/2000 | CA2297369A1 Dye mixtures |
| 07/27/2000 | WO2000043594A1 Synthetic fiber paper and the production process thereof |
| 07/27/2000 | WO2000043440A1 Synthetic polymers having hydrogen bonding capability and containing polysiloxane moieties |
| 07/27/2000 | WO2000043438A1 Perfluoroalkyl-substituted amino acid oligomers or polymers and their use as foam stabilizers in aqueous fire-fighting-foam agents and as oil repellent paper and textile finishes |
| 07/27/2000 | WO2000043429A1 Synthetic polymers having hydrogen bonding capability and containing aliphatic hydrocarbon moieties |
| 07/27/2000 | WO2000043428A1 Modified vinyl polymers containing amphiphilic hydrocarbon moieties |
| 07/27/2000 | WO2000043423A1 Modified polysaccharides containing amphiphilic moieties |
| 07/26/2000 | EP1022383A1 Sheet surface treating agent and ink-jet printing paper |
| 07/26/2000 | CN1261386A Manufacture of plain bearings |
| 07/26/2000 | CN1261335A Suspensions with high storage stability, comprising an aqueous silicate solution and a filler material |
| 07/25/2000 | US6093764 Dispersing mineral in an aqueous media containing water, and a copolymer of ethylenically unsaturated carboxylic acid, ethylenically unsaturated monomer with phosphonic or sulfonicgroups and ethylenically unsaturated oxyalkylated |
| 07/25/2000 | US6093447 Making a substrate for printing such as ink jet printing by incorporating into a porous substrate a mordanting agent comprising a mixture of a phospholipid and a polyquaternary cellulosic polymer; immobilization of dye; no dot spreading |
| 07/25/2000 | US6093217 Sizing of paper |
| 07/25/2000 | CA2091481C Decay-resistant paper for the manufacture of a pot for raising and transplanting seedlings, and the process for producing the same |
| 07/20/2000 | WO2000042253A1 Papermaking process utilizing hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide as retention and drainage aids |
| 07/19/2000 | EP1019246A1 Microsphere-containing circuit board paper |
| 07/18/2000 | US6090871 Paper finishing aid |
| 07/18/2000 | US6090242 Method of improvement strength of papers |
| 07/18/2000 | CA2187757C Preparation process of paper for increasing filler contents and enhancing scott internal bond strength |
| 07/13/2000 | WO2000040797A1 Friction paper containing activated carbon |
| 07/13/2000 | WO2000040634A2 Modified epoxies for paper sizing |
| 07/13/2000 | WO2000040618A1 Papermaking additive with primary amino groups and mechanical pulp treated therewith |
| 07/13/2000 | WO2000040538A1 Nucleophilic group terminated ketene multimer sizing agents |
| 07/12/2000 | EP0880616B1 Use of sugar beet pulp for making paper or cardboard |
| 07/12/2000 | CN1260018A Method of making lignocellulosic board |
| 07/12/2000 | CN1260017A Process for making paper, and materials for use in same |
| 07/12/2000 | CN1260015A Method for treating lignocellulosic material |
| 07/12/2000 | CN1259926A Method for preparing exfoliated vermiculite for mfg. finished products |
| 07/12/2000 | CN1259923A Polysilicate microgels |
| 07/12/2000 | CN1259922A Polysilicate microgels and silica-based materials |
| 07/11/2000 | US6087457 Surface sizing of cellulose based products |
| 07/11/2000 | US6086718 Apparatus for improving filler retention in papermaking |
| 07/06/2000 | WO2000039222A1 NOVEL TREATED FILLER OR PIGMENT OR MINERAL FOR PAPER, IN PARTICULAR PIGMENT CONTAINING NATURAL CaCO3, METHOD FOR MAKING SAME, COMPOSITIONS CONTAINING THEM AND USES |
| 07/05/2000 | EP1016755A2 Quality improver for papermaking and method for producing pulp sheet |
| 07/05/2000 | EP1015497A1 Modified starch |
| 07/05/2000 | EP0892819B1 Oil, water and solvent resistant paper by treatment with fluorochemical copolymers |
| 07/05/2000 | EP0822949B1 Reaction product of sulfonated amino resin and amino group-containing substance and papermaking process |
| 07/05/2000 | EP0733086B1 Low organic chlorine wet strength resin composition and method of making |
| 07/04/2000 | US6083997 Providing a sodium silicate solution, adding an anionic polyelectrolyte to the sodium silicate solution and combining sodium silicate solution containing polyelectrolyte with silicic acid |
| 07/04/2000 | US6083602 Shedding shield barrier web treated with curable, shear, thinned, thixotropic polymer; waterproof, durable |
| 07/04/2000 | US6083348 Draining a paper stock containing process chemicals on a paper machine in which a main stream of the paper stock and a dilution stream are fed via a head box to the paper machine wire. |
| 07/04/2000 | US6083347 Absorbent material and production thereof |
| 07/04/2000 | US6083317 Papermaking, acid resistance |
| 06/28/2000 | EP1013825A1 Method of making absorbent sheet from recycle furnish |
| 06/28/2000 | EP1013823A1 Tissue paper product and lotion for its manufacture |
| 06/28/2000 | EP1012393A1 Process of making paper |
| 06/28/2000 | EP1012392A1 Polyammonium quaternary polymer for controlling anionic trash and pitch deposition and treating coated broke |
| 06/28/2000 | EP1012377A1 Kraft paper and method for making the same |
| 06/28/2000 | EP1011969A1 Apparatus for distribution of particles on paper, process for providing paper with particles and particle coated paper |
| 06/27/2000 | US6080831 Water-dispersible polyisocyanates |
| 06/27/2000 | US6080686 Polyether polysiloxane a, organopolysiloxane b with at least one ammonium group linked over a carbon atom; water or water soluble alkylene glycol |
| 06/27/2000 | US6080448 Deacidification of cellulose based materials using hydrofluoroether carriers |
| 06/27/2000 | US6080277 Cellulose particles, method for producing them and their use |
| 06/27/2000 | CA2138891C Process and composition for the manufacture of wet strengthened paper |
| 06/27/2000 | CA2007711C Method for producing high opacifying kaolin pigment |
| 06/22/2000 | WO2000036216A1 Method for increasing the wet strength of a tissue material |
| 06/22/2000 | WO2000036214A1 Wet-laid nonwoven mat and a process for making same |
| 06/21/2000 | EP1009779A1 Bimolecular coated calcium carbonate and process of production thereof |
| 06/21/2000 | EP1009705A1 Wet-laid nonwoven web from unpulped natural fibers and composite containing same |
| 06/21/2000 | EP0949962A4 Use of microcrystalline wax and low foaming emulsifiers as defoamers |
| 06/21/2000 | DE19858616A1 Tissuepapierprodukt und Lotion zu seiner Herstellung Tissue paper product and lotion for its preparation |
| 06/21/2000 | DE19856927A1 Neuartige, stickstoffhaltige Verbindungen für die Papier-, Pappe- und Kartonherstellung sowie für die Herstellung von Textilprodukten Novel nitrogen-containing compounds for the paper, paperboard and cardboard as well as for the production of textile products |
| 06/21/2000 | CN1257444A Apparatus for distribution of particles on paper, process for providing paper with particle coated paper |
| 06/20/2000 | US6077394 Making alkaline fine paper by adding glyoxylated acrylamide-diallyldimethyl ammonium chloride resin and aminopolyamide-epichlorohydrin resin to alkaline fine paper pulp slurry containing filler material during papermaking |
| 06/20/2000 | US6077393 Soft tissue products having high strength |
| 06/20/2000 | US6077391 Process for manufacturing a filter medium |
| 06/15/2000 | WO2000034584A1 Glyoxalated polyacrylamides as paper strengthening agents |
| 06/15/2000 | WO2000034583A1 Sizing composition |
| 06/15/2000 | WO2000034582A1 Copolymer coagulant in the papermaking process |
| 06/15/2000 | WO2000034581A1 Polyampholyte coagulant in the papermaking process |
| 06/15/2000 | WO2000034579A1 Nitrogen-containing compounds for producing paper, card and cardboard, and textile products |
| 06/15/2000 | WO2000034362A2 Process for the preparation of a polymer dispersion |
| 06/15/2000 | WO2000034358A1 Method for producing cross-linked cation polymers with a reduced aox content |
| 06/15/2000 | CA2292010A1 A one-pass method for preparing paper size emulsions |