| Patents for D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only (5,468) |
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| 05/04/2000 | CA2346211A1 Inhibition of pulp and paper yellowing using hydroxylamines and other coadditives |
| 05/03/2000 | EP0997494A1 Polyolefin synthetic pulp and use thereof |
| 05/03/2000 | EP0996788A1 Medical packaging paper |
| 05/03/2000 | CN1252109A Dispersible nonwoven fabric and production thereof |
| 04/26/2000 | EP0994981A1 Cardboard having great rigidity and packing made thereof |
| 04/26/2000 | CN1051826C Water-contained paper coating composition, its preparation method and use thereof |
| 04/26/2000 | CN1051824C Individualized polycarboxylic crosslinked fibers |
| 04/25/2000 | US6054021 Papermaking fibers, bleaching of chemical fibers, fluorescent whitening, mixing fibers, exposure of paper product to ultraviolet light to detect treated fibers |
| 04/19/2000 | EP0994216A1 Process for preparing a paper web |
| 04/18/2000 | US6051104 Soft single-ply tissue having very low sideness |
| 04/13/2000 | WO2000021347A1 Manufacturing method of circuit board, manufacturing apparatus for it, and porous sheet used in it |
| 04/13/2000 | WO2000020683A1 Method of producing a paper having a three-dimensional pattern |
| 04/13/2000 | WO2000020682A1 Method of producing a wetlaid thermobonded web-shaped fibrous material and material produced by the method |
| 04/13/2000 | WO2000020681A1 Method of producing a paper having a three-dimensional pattern and paper produced by the method |
| 04/13/2000 | WO2000020680A1 Method of producing a paper having a three-dimensional pattern |
| 04/12/2000 | EP0991815A1 Coated board, a process for its manufacture, and containers and packaging formed therefrom |
| 04/12/2000 | EP0842043B1 Porous web material |
| 04/11/2000 | US6048917 Cellulose bonded nonwoven fiber fabric and method for the production thereof |
| 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 |
| 03/29/2000 | EP0988415A1 Modified cellulosic fibers and fibrous webs containing these fibers |
| 03/29/2000 | CA2278950A1 Enzymatic paper and process of making thereof |
| 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 | EP0986578A1 Composition containing flour and application thereof for making paper |
| 03/16/2000 | WO2000014333A1 Paper or paperboard laminate and method to produce such a laminate |
| 03/15/2000 | CN1247250A Pulping technology by dissolving eucalyptus |
| 03/09/2000 | WO2000012810A1 Method for preparation of a fibrous stock out of herb-stemmed plants |
| 03/08/2000 | EP0795057B1 Soft and creped tissue paper |
| 03/08/2000 | CN1246901A Method of making sanitary paper products from recycled newspapers |
| 03/02/2000 | WO2000011267A1 A process to improve the drainage rate and retention of fines during papermaking |
| 03/02/2000 | WO2000010987A1 Process for the production of low color 2,3-epoxypropyl trialkylammonium halide |
| 03/02/2000 | CA2339956A1 Process for the production of low color 2,3-epoxypropyl trialkylammonium halide |
| 03/01/2000 | EP0981400A1 Heat-sealable filter material with biodegradable polymers |
| 03/01/2000 | EP0891442A4 Paper pulp drainage aid |
| 02/29/2000 | US6030498 Mugwort-impregnated sheet and method for making the same |
| 02/29/2000 | US6030497 Comprises a base ply of a post-manufactured sheet such as reused old newsprint or reused office waste; upper and/or lower ply bonded to base ply covers printing or contamination of base ply, allowing resulting web to be reused for writing |
| 02/24/2000 | WO2000009707A1 Cellulase producing actinomycetes, cellulase produced therefrom and method of producing same |
| 02/22/2000 | US6027610 Production of soft paper products from old newspaper |
| 02/15/2000 | US6024832 Multistep papermaking process from vegetable fibers |
| 02/09/2000 | EP0824619B1 Method for producing yieldable paper and plant for implementing the method |
| 02/08/2000 | US6022448 E.g. liquid packaging board or white top liner, reducing the susceptibility to crack formation at folding of a coated paperboard. improvement comprises calendering operation only after the coating operation, high temperature |
| 02/01/2000 | US6019872 Authenticated with a solution comprising paper prepared from a bleached, chemical pulp containing high lignin content fibers of mechanical, thermomechanical, chemi-thermomechanical and bleached-chemi-thermomechanical |
| 01/27/2000 | WO2000004233A1 Paper towel |
| 01/26/2000 | CN1048775C Process for preparing individualized polycarboxylic acid crosslinked fibers |
| 01/25/2000 | US6017833 Hydro-entangled nonwoven fiber web for making wiping materials for household and industrial applications anddisposable products used in health care |
| 01/20/2000 | WO2000003094A1 A microparticle system in the paper making process |
| 01/20/2000 | DE19754766A1 Production of cellulose useful for paper making by digesting potato tops with enzymes and sodium hydroxide solution |
| 01/20/2000 | CA2336970A1 A microparticle system in the paper making process |
| 01/19/2000 | EP0972100A1 Dispersible nonwoven fabric and method of making same |
| 01/13/2000 | WO2000001530A1 Compostable coated paper or paperboard, a method for manufacturing the same and products obtained thereof |
| 01/06/2000 | WO2000000698A1 Tissue with strikethrough resistance |
| 01/05/2000 | EP0969141A1 Process for producing satinated paper |
| 01/05/2000 | DE19828952A1 Verfahren zur Erzeugung von satiniertem Papier Process for the production of satin paper |
| 12/23/1999 | WO1999047743A9 Method and apparatus for deinking paper |
| 12/22/1999 | CN1047642C Uncreped throughdried towels and wipers having high strength and absorbency |
| 12/16/1999 | WO1999055962A3 A process for the production of paper |
| 12/15/1999 | EP0963489A1 Porous web material |
| 12/15/1999 | EP0963485A2 Sizing of paper |
| 12/15/1999 | EP0656969B1 Crosslinked cellulose products and method for their preparation |
| 12/15/1999 | CN1238818A Production of soft paper products from coarse cellulosic fibers |
| 12/14/1999 | US6001639 Endoglucanases |
| 12/14/1999 | US6001218 Pulping newspapers in water with agitation forming pulp slurry; adding surfactant and heating slurry so that oil in newspaper is retained; increasing consistency of slurry; forming treated pulp into sanitary paper products |
| 12/08/1999 | CN1237667A Pulping process capable of directly using black liquor as asphalt emulsifying agent |
| 12/07/1999 | US5998511 Crosslinked with polymaleic acid |
| 12/07/1999 | US5998032 Enhancing agent molecules having at least one functional group capable of forming a hydrogen bond or a coordinate covalent bond with the superabsorbent material |
| 12/02/1999 | WO1999062076A1 An electrically conductive layer of cellulose fibres and a composite thereof |
| 12/01/1999 | EP0738345B1 A process for making a paper based product containing a binder |
| 11/18/1999 | WO1999058634A1 Metal ligand containing bleaching compositions |
| 11/11/1999 | WO1999057371A1 Liner for plasterboard |
| 11/11/1999 | WO1999057370A1 A method of producing a fiber product |
| 11/11/1999 | WO1999056953A1 Laminated carton package and method of manufacture |
| 11/09/1999 | US5981405 Mugwort-impregnated sheet and method for making the same |
| 11/09/1999 | US5981052 Inorganic porous crystals-hydrophilic macromolecule composite |
| 11/04/1999 | WO1999055965A1 A process for the production of paper |
| 11/04/1999 | WO1999055964A1 A process for the production of paper |
| 11/04/1999 | WO1999055962A2 A process for the production of paper |
| 11/03/1999 | CN1233689A Imitation Xuan paper for water writing exercise |
| 11/02/1999 | US5976320 Method for producing paper pulp from fibers of annual plants |
| 10/19/1999 | US5967149 Slurry containing a particulate or fibrous cellulose ester and a wood pulp |
| 10/12/1999 | US5964983 Containing 80 percent of primary walls and where in primary walls are charged or contain uronic acids; as thickeners, for low calorie food products, in paints, paper, textiles, agriculture, cosmetics, pharmaceutical excipients |
| 10/06/1999 | EP0946810A1 Method and composition for increasing the strength of compositions containing high-bulk fibers |
| 10/06/1999 | CN1231010A Method of enhancing strength of paper products and resulting products |
| 10/06/1999 | CN1231009A Multilayered paper |
| 10/05/1999 | US5961783 Process for enhancing the strength and sizing properties of cellulosic fiber using a self-emulsifiable isocyanate and a coupling agent |
| 09/29/1999 | EP0944375A1 Unitary absorbent layer |
| 09/29/1999 | EP0851950B1 Multilayered tissue product with a ctmp inner layer, and the production of said product |
| 09/28/1999 | US5958186 Nonwoven material containing a mixture of pulp fibres and long hydrophillic plant fibres and a method of producing the nonwoven material |
| 09/28/1999 | US5958182 Reducing fibrous tropical plant material to plurality of separated fibers, washing in aqueous solution to extract latex and other hydrophobic natural juices, pressing to remove further, drying to naturally hydrophobic fibers |
| 09/23/1999 | WO1999047743A1 Method and apparatus for deinking paper |
| 09/23/1999 | WO1999047733A1 Lyocell fibers, and compositions for making the same |
| 09/23/1999 | CA2324280A1 Method and apparatus for deinking paper |
| 09/22/1999 | EP0943025A1 Air-laid unitary absorbent layer |
| 09/22/1999 | CN1045216C Method for preparating neutral adhesive-applied fiber of alkyl ketene dipolymer |
| 09/16/1999 | WO1999002693A8 Microbial swollenin protein; dna sequences encoding such swollenins and method of producing such swollenins |
| 09/15/1999 | EP0941385A1 Method of making sanitary paper products from recycled newspapers |
| 09/15/1999 | EP0693915B1 Absorbent core for use in catamenial products |
| 09/14/1999 | US5952091 Mixture of mineral filler, wood pulp and cellulose |
| 09/10/1999 | WO1999045204A1 Cotton linter tissue products and method for preparing same |
| 09/10/1999 | WO1999044909A1 Material for trays or packagings |
| 09/08/1999 | EP0939846A1 Production of soft paper products from coarse cellulosic fibers |