| Patents for D21H 21 - Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper impregnating or coating material, characterised by its function, form or properties (20,755) |
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| 01/02/2003 | EP1268934A1 Water-borne resin treatment for fibrous materials, process of treating, and product produced thereby |
| 01/02/2003 | EP1268933A1 Foam control composition and method for controlling foam in aqueous systems |
| 01/02/2003 | EP1268932A2 Pitch and stickies control in pulp and papermaking processes |
| 01/02/2003 | EP1268928A1 Aqueous polyaminoamide and surfactant composition for papermaking |
| 01/02/2003 | EP1268927A1 A process for production of paper materials with improved wet strength |
| 01/02/2003 | EP1268923A1 Process for reducing sticky contaminants in stock systems containing waste paper and in coated broke |
| 01/02/2003 | EP1268674A2 Black tris azo metal complex dyes |
| 01/02/2003 | EP1267697A1 Moist wipes (ii) |
| 01/02/2003 | EP1267617A2 Fungicidal method |
| 01/02/2003 | EP1115949B1 Antifalsification paper and other antifalsification items |
| 01/01/2003 | CN2528794Y Adhesive tape paper of reproduced adhesive when wetted by water |
| 01/01/2003 | CN1388290A Making process of antiseptic China Cypress paper |
| 01/01/2003 | CN1388289A Engine filter paper dipping agent |
| 01/01/2003 | CN1388288A Dry paper reinforcer |
| 12/31/2002 | US6500303 Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives |
| 12/31/2002 | US6500289 Method of using water-borne epoxies and urethanes in print bonding fluid and products made therefrom |
| 12/31/2002 | US6500211 Hybrid hydrolase enzymes |
| 12/27/2002 | WO2002103111A1 Recyclable moisture-proof packaging paper |
| 12/26/2002 | US20020198357 Reacting an unsaturated dicarboxylic acid with nitrogen compound; adding second nitrogen compound; heating to form polymer; hydrolysing the polymer with an aqueous solution of a basic compound and forming a modified polyaspartic acid |
| 12/26/2002 | US20020198306 Aqueous composition |
| 12/26/2002 | US20020197466 Base material for laminate and process for producing the same |
| 12/26/2002 | US20020195218 Manufacture of paper and paperboard |
| 12/25/2002 | CN1387598A Manufacture of paper and paperboard |
| 12/25/2002 | CN1387597A Manufacture of paper and paperboard |
| 12/25/2002 | CN1387596A Manufacture of paper and paperboard |
| 12/25/2002 | CN1387595A Manufacture of paper and paperboard |
| 12/25/2002 | CN1387594A Poly(vinyl alcohol) binder for calcium carbonate pigment |
| 12/25/2002 | CN1097128C Papers and cardboard products suitable for laser marking, method for producing same and their use for packaging materials, bank notes securities, security paper and graphic products |
| 12/25/2002 | CN1097127C Soft treated tissue and its production method |
| 12/24/2002 | US6498674 Rotating element sheet material with generalized containment structure |
| 12/24/2002 | US6497787 Process of manufacturing a wet-laid veil |
| 12/19/2002 | WO2002101147A1 Security thread or transfer film for hot process marking of bank notes, documents or other articles to be made secure |
| 12/19/2002 | WO2002101145A1 Aqueous composition |
| 12/19/2002 | WO2002101144A1 Wet-strength finishing agents for paper |
| 12/19/2002 | WO2002100971A1 Heat-expandable microsphere and process for producing the same |
| 12/19/2002 | WO2002100944A1 Amphoteric water-soluble polymer dispersion and use thereof |
| 12/19/2002 | WO2002100448A1 Antibacterial material |
| 12/19/2002 | CA2447136A1 Wet-strength finishing agents for paper |
| 12/18/2002 | EP1266092A1 Method for production of paper |
| 12/18/2002 | EP1265483A2 Use of phenylethylamine derivatives for the anitmicrobial treatment of surfaces |
| 12/17/2002 | US6494990 Paper or board with surface of carboxylated surface size and polyacrylamide |
| 12/17/2002 | US6494989 Containing at least 1% by weight of an absorbent polymeric material having a thermo-reversible liquid uptake capacity, and a cloud point in water of 30-60 degrees c.; higher liquid uptake capacity at temperatures below said cloud point |
| 12/17/2002 | US6494946 Processes for preparing a carbon black product having an organic group attached to the carbon black. in one process at least one diazonium salt reacts with a carbon black in the absence of an externally applied electric current sufficient |
| 12/12/2002 | WO2002100032A1 Continuous manufacture of superabsorbent/ion exchange sheet material |
| 12/12/2002 | WO2002099192A2 Polymeric creping adhesives and creping methods using same |
| 12/12/2002 | WO2002099190A1 Security paper and methods for production thereof |
| 12/12/2002 | WO2002099181A1 Antimicrobial nonwoven fabrics |
| 12/12/2002 | US20020188040 Water-soluble polymer complexes |
| 12/12/2002 | US20020187302 Absorbent articles |
| 12/12/2002 | US20020185239 Surface size composition |
| 12/12/2002 | DE10127513A1 Antimicrobial non-woven fabric containing antimicrobial polymer, used e.g. in filters |
| 12/11/2002 | EP1264931A1 Aqueous suspension providing high opacity to paper |
| 12/11/2002 | EP1264047A2 Wear resistant paper and process for manufacturing the same |
| 12/11/2002 | EP1264046A2 Partially halogenated hydantoins in slime control |
| 12/11/2002 | EP1263685A1 Rapidly-dissolving halogenated hydantoin powders having improved flow, reduced dust, improved wetability, and increased bulk densities |
| 12/11/2002 | CN1095905C Soft tissue paper having surface deposited softening agent |
| 12/10/2002 | US6491790 Sizing with ammonium polymer and alkenyl succinic anhydride |
| 12/10/2002 | CA2226642C The use of polyaspartic acid salts as a grinding agent |
| 12/05/2002 | WO2002097193A1 A composition for the fluorescent whitening of paper |
| 12/05/2002 | WO2002096994A1 Basic mono- and bisazo compounds |
| 12/05/2002 | US20020182381 Cellulosic fiber paper; holdout layer; ink receptive layer comprising an aqueous acrylic polymer coating material and/or an aqueous microbiocide; improving the water-shedability of paper or paperboard |
| 12/05/2002 | US20020182347 Beverage and food containers, inwardly directed foam |
| 12/05/2002 | US20020182329 Method for making an article water resistant and articles made therefrom |
| 12/05/2002 | US20020179267 Papermaking, water purification; ion exchanging silicates compounds |
| 12/05/2002 | US20020179266 Security paper and method for production thereof |
| 12/04/2002 | EP1262311A1 Recyclable, water-resistant corrugated fiberboard sheet |
| 12/04/2002 | EP0925336B1 Modified rosin emulsion |
| 12/04/2002 | EP0920553B1 Tissue paper containing a vegetable oil based quaternary ammonium compound |
| 12/03/2002 | US6489040 Wallboard with improved roll-up resistance |
| 12/03/2002 | US6488867 Uvitex; coating of a paper such as photographic printing paper |
| 12/03/2002 | US6488813 Reacting polyols with a polyisocyante compound to obtain a urethane prepolymer having free isocyante groups, reacting a portion of free group with hydroxyalkyltert-amines, blocking remaining free groups with phenols, neutralizing amino groups |
| 12/03/2002 | US6488812 Using an acrylamide type copolymer having hydrogen bonding capability and containing a hydrophobic aliphatic hydrocarbon moiety |
| 11/28/2002 | WO2002095131A2 Uncreped tissue paper having a high wet: dry tensile strength ratio |
| 11/28/2002 | WO2002095130A1 Method of coloring cellulosic materials using a cationic pigment dispersion |
| 11/28/2002 | WO2002095127A2 Use of lipolytic enzymes for stickies control |
| 11/28/2002 | US20020174964 Particularly pulp or paper which still contains lignin by the addition of N,N-dialkylhydroxylamines, an ester, amide or thio substituted N,N-dialkylhydroxylamine or N,N-dibenzyl-hydroxylamine or salts: synergistic with UV absorbers |
| 11/28/2002 | US20020174491 Use of a sulfur-containing whiteness stabilizer; discoloration inhibition of paper and cardboard |
| 11/28/2002 | CA2447723A1 Method of coloring cellulosic materials using a cationic pigment dispersion |
| 11/27/2002 | EP1260627A2 Process for bonding fibrous web |
| 11/27/2002 | EP1260626A2 Process for bonding fibrous web |
| 11/27/2002 | EP1260482A1 Silica-calcium carbonate composite particle |
| 11/27/2002 | EP1169515B1 Sizing composition |
| 11/27/2002 | EP1156927B1 Method for producing multi-layer security products and a security product produced according to this method |
| 11/27/2002 | EP1123442B1 Methods for reducing amine odor in paper |
| 11/27/2002 | EP1073993B1 Substrate which is made from paper and is provided with an integrated circuit |
| 11/27/2002 | EP1068388B1 Method for inhibiting the deposition of white pitch in paper production |
| 11/27/2002 | EP0986672B1 Use of dendrimeric polymers for the production of paper and board |
| 11/27/2002 | CN1382160A Wet strength agent and method for production thereof |
| 11/27/2002 | CN1381647A Dust-preventing tension-increasing additive for wet part |
| 11/27/2002 | CN1094902C Method for preparing iron oxide crystal nucleus and method for preparing iron oxide yellow pigment thereof |
| 11/26/2002 | US6486216 Stable colloidal silica aquasols |
| 11/26/2002 | US6485813 Method of stabilizing composite media and media produced thereby |
| 11/26/2002 | US6485733 Absorbent article composition for sequestering skin irritants |
| 11/26/2002 | US6485555 Sizing composition |
| 11/21/2002 | WO2002092911A1 Paper or paperboard comprising thermal control material |
| 11/21/2002 | US20020173585 Water dispersion type water and oil repellent composition and object treated with the same |
| 11/21/2002 | US20020173580 Methods of making and using creping adhesives comprised of polyamine-epihalohydrin resin/poly(vinyl alcohol) mixtures |
| 11/21/2002 | US20020172818 Beverage and food containers and substrates |
| 11/21/2002 | US20020172784 Disposable containers having layer of paper; disigned to hold hot beverages, food |
| 11/21/2002 | US20020170693 Degraded, inhibited cationic starch which affords improved properties, particularly strength; can even be added directly to the papermaking process without cooking. |