| 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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| 10/05/2011 | EP2370633A1 Optical brightening compositions for high quality ink jet printing |
| 10/05/2011 | EP2370632A1 Improved optical brightening compositions for high quality ink jet printing |
| 10/05/2011 | EP2370630A2 Use of a phyllosilicate-based composition for producing paper, phyllosilicate composition and method for producing the same |
| 10/05/2011 | CN1744820B Treating slurries |
| 10/05/2011 | CN102206302A Water-soluble polymer dispersion liquid, paper strength agent, papermaking filter aid and papermaking retention agent |
| 10/05/2011 | CN102205761A Anti-counterfeit security file and detection method thereof |
| 10/05/2011 | CN102204493A Biological antibacterial paper for fruit cultivating bags |
| 10/05/2011 | CN101375001B A composition for surface colouration of paper |
| 10/04/2011 | US8029647 Method for the production of paper, paperboard and cardboard |
| 10/04/2011 | CA2571389C Paper substrates containing an antimicrobial compound as well as methods of making and using the same |
| 10/04/2011 | CA2494648C Method for the production of paper, paperboard, and cardboard |
| 09/29/2011 | WO2011118613A1 Food wrapping sheet |
| 09/29/2011 | WO2011117472A1 Safety paper and a method for manufacturing safety paper |
| 09/29/2011 | WO2011117177A1 Composition for improving dry strength |
| 09/29/2011 | WO2011117169A1 Paper coating or binding formulations and methods of making and using same |
| 09/29/2011 | WO2011116450A1 Method for forming a fire resistant cellulose product, and associated apparatus |
| 09/29/2011 | CA2794568A1 Method for forming a fire resistant cellulose product, and associated apparatus |
| 09/28/2011 | EP2369054A1 Curtain stabilizers for paper production and processing |
| 09/28/2011 | EP2368924A1 Composition for improving dry strength |
| 09/28/2011 | EP2367979A2 Assembly comprising an article to be authenticated and an authenticating composition, and related methods |
| 09/28/2011 | EP2367978A1 Method of increasing filler content in papermaking |
| 09/28/2011 | EP2242657B1 Security element and method for producing the same |
| 09/28/2011 | EP1611284B1 Dispersion |
| 09/28/2011 | EP1595029B8 Security paper and method for the production thereof |
| 09/28/2011 | EP1497141B1 Transparent security substrate with magnetic particles |
| 09/28/2011 | EP1458930B1 Coated paper having a silky tactile impression |
| 09/28/2011 | CN102199900A Modified resin fiber anti-counterfeit paper and making method thereof |
| 09/28/2011 | CN102199899A Alkenyl succinic anhydride sizing agent |
| 09/28/2011 | CN102199898A Coated natural kraft and manufacturing method thereof |
| 09/28/2011 | CN102199897A High-whiteness coated paper coated by using raw paper with medium whiteness, coating method and coating |
| 09/28/2011 | CN102199895A Paper pulp of paper logistics tray |
| 09/28/2011 | CN101974866B Method for preparing flocculant for treating papermaking black liquor by using waste collagen |
| 09/28/2011 | CN101649578B Dispersible papermaking lubricant and preparation method thereof |
| 09/27/2011 | US8025768 Latex-treated filler slurries for use in papermaking |
| 09/27/2011 | US8025767 Wet strength enhancers for paper |
| 09/27/2011 | US8025764 Multi-ply paper product with moisture strike through resistance and method of making the same |
| 09/27/2011 | CA2658971C Improved compositions and processes for paper production |
| 09/22/2011 | WO2011114908A1 Nonionic thickening agent for papermaking and method for producing same |
| 09/22/2011 | WO2011114529A1 Low basis weight tipping paper and cigarette with filter |
| 09/22/2011 | US20110229586 Control of development of biofilms in industrial process water |
| 09/22/2011 | US20110226432 Method and apparatus for feeding chemicals into a process liquid flow |
| 09/22/2011 | US20110226429 Enhanced fiber additive; and use |
| 09/21/2011 | EP2366451A1 Hazardous substance adsorbing formed body |
| 09/21/2011 | EP2283182B1 Composition for treatment of fiber materials by exhaust method in particular |
| 09/21/2011 | EP1856327B1 Paper substrates useful in wallboard tape applications |
| 09/21/2011 | EP1581692B1 Amino-functionalized pulp fibers |
| 09/21/2011 | EP1214472B1 Process for controlling deposit of sticky material |
| 09/21/2011 | CN201981442U 新型染纸设备 The new stained paper equipment |
| 09/21/2011 | CN102191726A Process for preparing low-basis-weight corrugated paper |
| 09/21/2011 | CN102191725A Production method of high-performance latex paper |
| 09/21/2011 | CN102191724A Preparation method of antibacterial spunlaced nonwoven interleaving paper |
| 09/21/2011 | CN102191722A Multiple anti-counterfeit watermark paper and manufacturing method thereof |
| 09/21/2011 | CN102191721A Reversible thermochromic anti-counterfeit paper |
| 09/21/2011 | CN102191720A Method for producing paper wet-strength agent with polyamide polyamine epichlorohydrin resin |
| 09/21/2011 | CN102190850A Production method for papermaking wet strength agent |
| 09/21/2011 | CN102190773A Preparation method of urea-formaldehyde resin wet strength agent for papermaking |
| 09/21/2011 | CN102190772A Production method of anionic melamine formaldehyde resin wet strength agent |
| 09/21/2011 | CN101880989B Rosin emulsion sizing agent for temperature-resistant paper |
| 09/21/2011 | CN101806016B Fruit fresh-keeping paperboard and preparation method thereof |
| 09/21/2011 | CN101725076B Treating fluid for cultural relic collection packaging material and treating method thereof |
| 09/21/2011 | CN101589197B Biopolymers as wet strength additives |
| 09/21/2011 | CN101351595B A process for the production of paper |
| 09/21/2011 | CN101220568B Water and mist preventing UV antiseptic varnish formula |
| 09/21/2011 | CN101152822B Amorphous alloy member, process for manufacturing amorphous alloy member, authenticity determining device and method |
| 09/20/2011 | US8021518 Polyacrylate polymer and cross-linking agent; first super-absorbent composition application forms treated paper web; reintroducing an effective amount of super-absorbent composition to treated web; dry crepe, wet crepe process, a creped through-air dried process, uncreped through-air dry |
| 09/20/2011 | US8021516 Use of water-soluble polymer complexes in aqueous systems |
| 09/20/2011 | CA2519163C Aqueous wax emulsions and their coating applications |
| 09/20/2011 | CA2457887C Method for modification of starch, starch and its use |
| 09/15/2011 | WO2011112703A2 Lipohydrophilic glycerol based polymers as digestion aids for improving wood pulping processes |
| 09/15/2011 | WO2011110498A1 A heat sealable substrate and a process for making the same |
| 09/15/2011 | US20110220309 method of manufacturing resinous papers, resinous papers, and their use as resinous preform blanks |
| 09/15/2011 | US20110220306 Coating compositions comprising alkyl ketene dimer and alkyl succinic anhydrides for use in paper making |
| 09/15/2011 | CA2792626A1 Lipohydrophilic glycerol based polymers as digestion aids for improving wood pulping processes |
| 09/14/2011 | EP2365131A1 Method for impregnating a material, impregnated material and lightweight construction board |
| 09/14/2011 | EP2365129A1 New material |
| 09/14/2011 | EP2176462B1 Process for manufacturing a sheet material |
| 09/14/2011 | EP1831461B1 Security structure and article incorporating such a structure |
| 09/14/2011 | EP1576237B1 Process for bonding chemical additives on to substrates containing cellulosic materials and products thereof |
| 09/14/2011 | EP1287202B1 Use of alkenyl succinic anhydride compositions for paper sizing |
| 09/14/2011 | CN1703555B Paper with improved stiffness and bulk and method for making same |
| 09/14/2011 | CN102187201A Determining the amount of starch |
| 09/14/2011 | CN102182118A Paper pulp for paper pulp molding fruit tray product |
| 09/14/2011 | CN102182117A Special air filter paper for personnel protection and preparation method thereof |
| 09/14/2011 | CN102182114A Positioning distributed fiber anti-counterfeiting paper and manufacturing method thereof |
| 09/14/2011 | CN102182113A Carbonless copying paper with guard wires and making method thereof |
| 09/14/2011 | CN102182112A Method for preparing paper reinforcing agent by modifying ethanol pulping waste liquid |
| 09/14/2011 | CN102182111A Method for preparing paper surface sizing agent |
| 09/14/2011 | CN102182110A Preparation method and application of ball-milling organic modified bentonite for retention and filter aids in papermaking |
| 09/14/2011 | CN102182109A Black paper-making coating and method for producing black paperboard by utilizing same |
| 09/14/2011 | CN102182101A Paper for high-filler culture and production method thereof |
| 09/14/2011 | CN102182100A Carbon fiber heating paper and preparation method thereof |
| 09/14/2011 | CN102181267A Low-fiber-content high-filler-content sealing pad |
| 09/14/2011 | CN102180979A Cationization modification method for nano-crystalline cellulose and preparation method of high-strength cigarette paper |
| 09/14/2011 | CN101871183B Reactive emulsifier amphiprotic styrene surface sizing agent and preparation method thereof |
| 09/14/2011 | CN101831840B Nuclear-shell copolymerized styrene-acrylic surface sizing agent and preparation method thereof |
| 09/14/2011 | CN101418531B Method for preparing bleached chemical thermomechanical pulp of eucalyptus and poplar mixture material |
| 09/13/2011 | US8017372 Modified glucanase for use in textile and fabric treatment, detergents and papermaking |
| 09/09/2011 | WO2011107663A1 Method for manufacturing a marking and corresponding product |
| 09/09/2011 | WO2011107527A1 Security thread or stripe comprising oriented magnetic particles in ink, and method and means for producing same |
| 09/09/2011 | WO2011107402A1 Document having a book cover |