| 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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| 03/30/2004 | CA2292652C Polysilicate microgels |
| 03/30/2004 | CA2236571C Soft filled tissue paper with biased surface properties |
| 03/25/2004 | WO2004025027A1 Composition and method for increasing the strength of a cellulosic product |
| 03/25/2004 | WO2004025026A1 Paper with improved stiffness and bulk and method for making same |
| 03/25/2004 | WO2004025024A1 High temperature paper containing aramid component |
| 03/25/2004 | WO2004025009A2 Non-woven fiber webs with poly(phenylene sulfide) binder |
| 03/25/2004 | WO2003074786A3 Aqueous slurries of fine-particulate fillers, method for production and use thereof for the production of papers comprising fillers |
| 03/25/2004 | WO2003074785A3 Wet process chopped fiber mat production |
| 03/25/2004 | WO2003071032A3 Compositions useful as adjuncts in paper and cardboard and use thereof |
| 03/25/2004 | US20040058605 Polysaccharide treated cellulose fibers |
| 03/25/2004 | US20040058073 Water-dispersible, cationic polymers, a method of making same and items using same |
| 03/25/2004 | US20040057982 Has specified tertiary amine to quaternary amine ratio; improved rheology of liposomal softening compositions for use in a wider variety of paper products |
| 03/25/2004 | US20040056235 Neutralization of prints such as books using potassium phosphate, carbonate or ammonium thiocyanate, distributed via screw conveyors, into air jets circulated by fans |
| 03/25/2004 | US20040055721 Lotioned and embossed tissue paper |
| 03/25/2004 | US20040055720 Paper compositions, imaging methods and methods for manufacturing paper |
| 03/25/2004 | US20040055715 Treatment of solid containing material derived from effluent |
| 03/25/2004 | CA2498579A1 High temperature paper containing aramid component |
| 03/24/2004 | EP1400626A1 Polysaccharide treated cellulose fibers |
| 03/24/2004 | EP1399624A1 Manufacture of paper and paper board |
| 03/24/2004 | EP1399623A1 Wet-strength finishing agents for paper |
| 03/24/2004 | EP1220817B1 Improved continuous process for preparing microgels |
| 03/24/2004 | EP0941384B1 Rosin emulsion including starch derivative for paper sizing |
| 03/24/2004 | CN1142947C Preparation of water-soluble cross-linked cationic polymers |
| 03/23/2004 | US6710175 Reacting a starch having a polymer reactive carbonyl functionality, such as an oxidized starch containing carboxylic and/or aldehyde groups, with a polymer having carbonyl-reactive groups, such as a polyvinylamine |
| 03/23/2004 | US6709764 Having capacity to absorb thermosetting resin uniformly at reduced level; sizing agent free |
| 03/23/2004 | US6709762 Toilet paper |
| 03/23/2004 | US6709551 High molecular weight cationic and anionic polymers comprising zwitterionic monomers |
| 03/18/2004 | WO2004022851A1 Method for the production of cardboard made of cellulose fibres for packaging liquids |
| 03/18/2004 | WO2004022850A1 Method for sizing of paper or paperboard. |
| 03/18/2004 | WO2004022848A1 Method for glueing paper, paperboard and cardboard |
| 03/18/2004 | WO2004022847A1 Use of polymers containing vinylamine units as promoters for alkyldiketene glueing |
| 03/18/2004 | US20040050514 Process for incorporating poorly substantive paper modifying agents into a paper sheet via wet end addition |
| 03/18/2004 | US20040050513 Increasing the wet and dry strength of paper by incorporating a hydrophilic polymer containing primary and/or secondary amine groups and a saccharide having a reducing functionality and heating; gelation; papermaking; paper coating |
| 03/18/2004 | US20040050508 Pulp, sodium hydroxide and carbon dioxide gas fed into a rotating drum so that the gas flows countercurrently in relation to the pulp suspension to precipitate/crystallize sodium carbonate on the fibers; quality; retention |
| 03/18/2004 | CA2495372A1 Use of polymers containing vinylamine units as promoters for alkyldiketene glueing |
| 03/17/2004 | EP1397554A2 Method for production of fibrous moulded bodies |
| 03/17/2004 | EP1397431A1 Styrene-acrylate copolymer composition suitable for surface size |
| 03/17/2004 | EP1194454B1 Hydrophobic cationic dispersions stabilised by low molecular weight maleimide copolymers, for paper sizing |
| 03/17/2004 | EP0804429B1 Alkenyl substituted cyclic carboxyl acid anhydrides and their application in hydrophobic paper sizing |
| 03/17/2004 | CN1483099A Tissue paper penetrated with softening lotion |
| 03/17/2004 | CN1483042A Usage of carboxymethyl cellulose acetate butyrate |
| 03/16/2004 | US6706395 Such as larger particle sized bromochlorodimethylhydantoin |
| 03/16/2004 | US6706372 Decorative base paper with an ink-jet receiving layer |
| 03/16/2004 | US6706148 Method for fixing a mineral filler on cellulosic fibers and method for making a sheet of paper |
| 03/16/2004 | US6706147 Process for making fiber mats for materials of construction having improved tear strength |
| 03/16/2004 | US6706144 Dual anionic and nonionic surfactant system; ethoxylates of alcohols, alkylphenols, and fatty acids; alcohol sulfates, alcohol alkoxy sulfates, sulfonates, dialkyl sulfosuccinates, and sulfosuccinic acid esters with ethoxylated alcohols |
| 03/16/2004 | CA2113740C Production of filled paper |
| 03/11/2004 | WO2004020737A1 Parts of an air cleaner for automobiles and a method of manufacturing the same |
| 03/11/2004 | WO2004020736A1 Paper quality improver |
| 03/11/2004 | WO2004020729A1 Method for delivering biologically active substances |
| 03/11/2004 | WO2002066740A8 Lotioned and embossed tissuepaper |
| 03/11/2004 | US20040049020 Especially for dyeing paper; red dyeings with good fastness |
| 03/11/2004 | US20040048008 Recording medium, ink-jet recording method using the same, and dispersion of alumina hydrate |
| 03/11/2004 | US20040045688 Method for increasing filler retention of cellulosic fiber sheets |
| 03/11/2004 | CA2496638A1 Paper quality improver |
| 03/10/2004 | EP1396474A2 The use of calcium carbonate in an acidic aqueous media |
| 03/10/2004 | EP1395703A1 Aqueous composition |
| 03/10/2004 | EP1237817B1 Metal silicates, cellulose products and processes thereof |
| 03/10/2004 | CN1481463A Process for recovering inorganic material from deinking sludge |
| 03/10/2004 | CN1480789A Coated paper sheet |
| 03/09/2004 | US6703125 High-wet-bulk cellulosic fibers |
| 03/09/2004 | US6703103 Biologically soluble honeycomb structure |
| 03/09/2004 | US6702923 Wet strength agent and method for production thereof |
| 03/04/2004 | WO2004018568A1 Method for surface treatment of a titanium dioxide pigment |
| 03/04/2004 | WO2004018524A1 High molecular weight cationic polymers obtained by post-polymerisation crosslinking reaction |
| 03/04/2004 | WO2004018402A1 Aldehyde phenol condensates |
| 03/04/2004 | WO2003077687A3 Low sidestream smoke cigarette with combustible paper having modified ash characteristics |
| 03/04/2004 | US20040043200 Pliable paper |
| 03/04/2004 | US20040040683 Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtained |
| 03/04/2004 | CA2493978A1 Method for surface treatment of a titanium dioxide pigment |
| 03/03/2004 | EP1392925A1 A composition for the fluorescent whitening of paper |
| 03/03/2004 | EP1392923A1 Multilayered fibrous product and a process for the production thereof |
| 03/03/2004 | EP1392922A1 Fibrous web and process for the preparation thereof |
| 03/03/2004 | EP1392921A1 Filler and a process for the production thereof |
| 03/03/2004 | EP1392920A1 Coated fibrous web and process for the production thereof |
| 03/03/2004 | EP1392919A1 Polymer and use thereof in the production of paper and board |
| 03/03/2004 | EP1297220A4 Method to manufacture paper using fiber filler complexes |
| 03/03/2004 | EP1255893B1 Fluorescent agents |
| 03/03/2004 | EP1196134A4 Water soluble polymer composition and method of use |
| 03/03/2004 | CN1479762A Method for producing water-in-water polymer displersions |
| 03/03/2004 | CN1479699A Dual layer acoustical ceiling tile having improved sound absorption value |
| 03/03/2004 | CN1140670C Water-disintegratable cleaning sheet containing alkylcellulose |
| 03/03/2004 | CN1140590C Pigment preparation |
| 03/02/2004 | US6699363 Modified starch and process therefor |
| 03/02/2004 | US6699360 Embossing on Yankee, air, or both sides; supplying to headbox cellulosic papermaking fiber of hardwood, softwood, recycled fibers, and/or cationic aldehyde temporary wet strength agents; cationic nitrogenous debonder |
| 03/02/2004 | US6699359 Halogen free surface treatment with such as chitosan, plolyvinylamine, vinyl alcohol-vinyl amine polymer and/or polyaminoamide and zirconium(iv) compound |
| 03/02/2004 | CA2301372C Water-decomposable non-woven fabric comprising regenerated cellulose fibers in different fiber lengths |
| 03/02/2004 | CA2205941C Method for the improvement of yield and freeness in the paper-making process and the waste water treating process, and sulfonated phenol-formaldehyde resin for paper-making used in said method |
| 02/26/2004 | US20040035538 Use of hydrophobically modified polyaminamides with polyethylene glycol esters in paper products |
| 02/26/2004 | US20040034939 Pigment derived from formaldehyde; for improving whiteness of paper or textiles, or for incorporation in detergent compositions |
| 02/26/2004 | DE10238432A1 Paper for use e.g. in tissues, is made up of layers of cellulose fibers and contains cellulose granules (6) which form additional capillaries |
| 02/26/2004 | DE10237913A1 Production of cardboard for packaging liquids by treating pulp with a sizing agent and a retention aid comprises adding a cationic polymer to the pulp |
| 02/26/2004 | DE10237912A1 Bulk sizing of paper or cardboard using an anionic dispersion of sizing agents and retention aids comprises adding a cationic polymer to the pulp |
| 02/26/2004 | DE10237911A1 Use of polymers comprising vinylamine units as promoters for bulk sizing of paper with alkyl diketenes |
| 02/25/2004 | EP1390582A1 Substrate treatment |
| 02/25/2004 | EP1268936B1 Polymer dispersion for impregnating paper |
| 02/25/2004 | EP1095186B1 Surface modified fillers for sizing paper |
| 02/25/2004 | CN1478166A Lotioned fibrous web |
| 02/25/2004 | CN1478165A Soft tissue paper having softening composition containing extensional viscosity modifier deposited thereon |
| 02/25/2004 | CN1477997A Grinding and/or dispersing aid of mineral materials in aqueous suspension, suspensions and uses thereof |