| 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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| 04/20/2000 | WO2000022233A1 Process for making soft tissue paper |
| 04/20/2000 | WO2000022232A1 Colorant application on the wet end of a paper machine |
| 04/20/2000 | WO2000022231A1 Soft tissue paper |
| 04/20/2000 | WO2000021476A1 Compressible wood pulp product |
| 04/20/2000 | DE19847825A1 Aqueous sizing agent for paper, paperboard and cardboard includes an anionic dispersant based on a condensation product of a combination of naphthalene sulfonic acid, phenol, phenol sulfonic acid, formaldehyde and urea |
| 04/20/2000 | DE19847824A1 Aqueous dispersion of sizing agent for paper and cardboard production contains amphiphilic copolymer of hydrophobic monomers and hydrophilic monomers with anionic groups |
| 04/20/2000 | DE19847586A1 Neue Pigmentformen New forms of pigment |
| 04/20/2000 | DE19847177A1 Packaging carton, comprises paper or board and has rod shaped stabilising elements |
| 04/19/2000 | EP0994216A1 Process for preparing a paper web |
| 04/19/2000 | EP0994215A1 Wholly aromatic polyamide fiber synthetic paper sheet |
| 04/19/2000 | EP0994164A1 Pigment preparations |
| 04/19/2000 | EP0994162A1 Metal complex pigments |
| 04/19/2000 | EP0994123A2 Rosin-fatty acid vinylic polymer compositions |
| 04/19/2000 | CN1251149A Creping adhesive and process for creping tissue paper |
| 04/19/2000 | CN1051566C Organopolysiloxane mixture for prepn. of adhesive-repellent organopolysiloxane films |
| 04/18/2000 | US6051107 Process for surface sizing paper and paper prepared thereby |
| 04/18/2000 | US6051104 Soft single-ply tissue having very low sideness |
| 04/18/2000 | CA2053504C Recovery of surfactant from papermaking process |
| 04/15/2000 | CA2285827A1 Metal complex pigments |
| 04/15/2000 | CA2285800A1 Pigment preparations |
| 04/13/2000 | WO2000020686A1 Paper sizing composition |
| 04/13/2000 | WO2000020366A1 Process for the preparation of 4,4'-dihalogen-o-hydroxydiphenyl compounds |
| 04/12/2000 | EP0992547A2 Method for producing preparations of dyestuffs and/or brighteners |
| 04/12/2000 | EP0991817A1 Tissue paper containing selectively disposed chemical additive |
| 04/12/2000 | EP0991816A1 Method for producing paper |
| 04/12/2000 | EP0991812A1 Method for the preparation of cellulose pulp, cellulose pulp to be used in absorption products, and absorption product |
| 04/12/2000 | EP0991811A1 A PROCESS FOR STABILIZING THE pH OF A PULP SUSPENSION AND FOR PRODUCING PAPER FORM THE STABILIZED PULP |
| 04/12/2000 | EP0991700A1 Manufacture of plain bearings |
| 04/12/2000 | EP0991608A1 Adhesive composition |
| 04/12/2000 | EP0991607A1 Suspensions with high storage stability, comprising an aqueous silicate solution and a filler material |
| 04/12/2000 | EP0991485A1 Metal fiber sheet and method of making same |
| 04/12/2000 | EP0963487A4 Wet end starch application |
| 04/12/2000 | CN1250499A Paper sizer with 2-oxetanone sizing agent made from normal and branched fatty acids |
| 04/11/2000 | US6048945 Graft polymers comprising polymers, containing alkylene oxide units, and ethylenically unsaturated compounds, their preparation and their use |
| 04/11/2000 | US6048938 Process for producing creped paper products and creping aid for use therewith |
| 04/11/2000 | US6048929 Modified starch composition for removing particles from aqueous dispersions |
| 04/11/2000 | US6048917 Cellulose bonded nonwoven fiber fabric and method for the production thereof |
| 04/11/2000 | US6048715 Two-phase partition affinity separation system and affinity separated cell-containing composition |
| 04/11/2000 | US6048439 Water soluble salt of an alkylene-acrylic acid copolymer. |
| 04/11/2000 | US6048438 Phenolic enhancer selected from the group consisting of: phenol-formaldehyde resins, tannin extracts, naphthol-formaldehyde condensates, poly(para-vinyl phenol) and mixtures thereof, and a slurry of an anionic flocculant |
| 04/11/2000 | US6048392 Alkaline paper surface sizing agents |
| 04/06/2000 | WO2000019015A1 Paper products and chemical formulations for their manufacture |
| 04/06/2000 | WO2000019005A1 A sanitary paper product made by modifying coarse fibers and process thereof |
| 04/06/2000 | CA2344820A1 A sanitary paper product made by modifying coarse fibers and process thereof |
| 04/05/2000 | EP0990512A1 An electrically insulating non-woven fabric, a prepreg and a laminate |
| 04/05/2000 | EP0989966A1 Method of preparing exfoliated vermiculite for the manufacture of a finished product |
| 04/05/2000 | EP0989956A1 Polysilicate microgels and silica-based materials |
| 04/05/2000 | EP0989955A1 Polysilicate microgels |
| 04/05/2000 | EP0826083B1 Barrier webs |
| 04/05/2000 | EP0700473B1 Process for producing paper |
| 04/04/2000 | US6045897 Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same |
| 04/04/2000 | US6045657 Clay compositions and their use in paper making |
| 03/30/2000 | WO2000017451A1 An acid colloid in a microparticle system used in papermaking |
| 03/30/2000 | WO2000017450A1 Silica-acid colloid blend in a microparticle system used in papermaking |
| 03/29/2000 | EP0988421A1 Method of making lignocellulosic board |
| 03/29/2000 | EP0988420A1 Method for treating a lignocellulosic material |
| 03/29/2000 | EP0988252A1 Seeding of aragonite calcium carbonate and the product thereof |
| 03/29/2000 | CN1248987A Methylated hydroxypropylcellulose and temperature responsive products made therefrom |
| 03/29/2000 | CN1248597A Process for preparing dye and/or whitening agent |
| 03/28/2000 | US6042936 Microsphere containing circuit board paper |
| 03/28/2000 | US6042691 Cationic dispersions of fortified and modified rosins for use as paper sizing agents |
| 03/28/2000 | US6042643 Reaction of carbon black with diazonium salts, resultant carbon black products and their uses |
| 03/23/2000 | WO2000015906A1 Methods for reducing amine odor in paper |
| 03/23/2000 | WO2000015898A1 Method for printing fibrous textile materials according to the ink jet method |
| 03/23/2000 | WO2000015669A1 New cationic starch, its preparation and use |
| 03/22/2000 | EP0986673A1 Self-emulsifiable isocyanate and coupling agent compositions for enhancing the strength and sizing properties of cellulosic fiber and method of making and using therefor |
| 03/22/2000 | EP0986672A1 Dendrimeric polymers for the production of paper and board |
| 03/22/2000 | EP0986671A1 Improved papermaking processes |
| 03/22/2000 | EP0986666A1 Method for treating fibrous cellulosic materials |
| 03/22/2000 | EP0986578A1 Composition containing flour and application thereof for making paper |
| 03/21/2000 | US6040251 Garments of barrier webs |
| 03/21/2000 | US6040018 Reinforcing boards, sheets or foils with fibers |
| 03/21/2000 | CA2166242C Process for the bleaching of a microsized plant powder |
| 03/16/2000 | WO2000014331A1 Methods of improving retention and drainage in papermaking |
| 03/16/2000 | WO2000014124A1 Preparation of water-soluble cross-linked cationic polymers |
| 03/15/2000 | EP0985069A1 Method for making paper using a gelling system |
| 03/15/2000 | EP0947629B1 Paper for wrapping food and tobacco products |
| 03/14/2000 | US6036938 As additive for plastics, frictional materials, paints, lubricants, heat resistant materials, heat insulation materials or paper |
| 03/14/2000 | CA2159592C Process of making paper |
| 03/14/2000 | CA2025265C Method for preparing a ceramic-forming prepreg tape |
| 03/09/2000 | WO2000012819A1 Manufacture of paper |
| 03/09/2000 | CA2340641A1 Manufacture of paper |
| 03/08/2000 | EP0984102A1 A process for the manufacture of hydrophobic paper or hydrophobic board, and a sizing composition |
| 03/08/2000 | EP0984101A1 A sizing composition usable for the neutral sizing of paper or board, and a process for the manufacture of paper or board |
| 03/08/2000 | EP0983210A1 Method of water treatment using zeolite crystalloid coagulants |
| 03/08/2000 | EP0809734B1 Method for enhancing the bulk softness of tissue paper and product therefrom |
| 03/08/2000 | EP0795057B1 Soft and creped tissue paper |
| 03/08/2000 | EP0702736B1 Waterless self-emulsifiable biodegradable chemical softening composition useful in fibrous cellulosic materials |
| 03/08/2000 | EP0701640B1 Waterless self-emulsifiable chemical softening composition useful in fibrous cellulosic materials |
| 03/08/2000 | CN1246902A Papers and cardboard products suitable for laser marking, method for producing same and their use for packaging materials, bank notes and securities, security paper and graphic products |
| 03/08/2000 | CN1246900A Aqueous dispersions of hydrophobic material |
| 03/08/2000 | CN1246899A Sizing of paper |
| 03/08/2000 | CN1246560A Colour paper for books benefiting vision |
| 03/08/2000 | CN1050165C Process for preparation of hydrophobic sizing treatment agent |
| 03/07/2000 | US6034181 Hydrophilic anionic polymers |
| 03/07/2000 | US6033761 Soft, bulky single-ply tissue having low sidedness and method for its manufacture |
| 03/07/2000 | US6033526 Rosin sizing at neutral to alkaline pH |
| 03/07/2000 | US6033525 Modified cationic starch composition for removing particles from aqueous dispersions |
| 03/07/2000 | US6033524 Selective retention of filling components and improved control of sheet properties by enhancing additive pretreatment |
| 03/02/2000 | WO2000011267A1 A process to improve the drainage rate and retention of fines during papermaking |