| Patents for D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only (5,468) |
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| 12/29/2009 | US7638017 For paper-making applications |
| 12/23/2009 | WO2009153399A1 Method of treating cellulose-containing material |
| 12/23/2009 | CN100572661C Newsprint paper for offset printing |
| 12/22/2009 | CA2397097C Process and coating composition for coating a paper web |
| 12/17/2009 | DE10337248B4 Bahnspreizverfahren und Bahnspreizvorrichtung Bahnspreizverfahren and web spreading device |
| 12/16/2009 | CN101603279A Mature rice paper |
| 12/16/2009 | CN101603278A Colorized rice paper |
| 12/09/2009 | CN101597871A Paper pulping bleaching and waste water purification integration technology |
| 12/09/2009 | CN100567632C Poplar ASGW pulping process |
| 12/03/2009 | WO2009146023A1 Low density paperboard |
| 12/03/2009 | US20090297781 Ultra premium bath tissue |
| 12/03/2009 | CA2725849A1 Low density paperboard |
| 12/02/2009 | EP2126195A1 Method for the production of tissue paper |
| 12/02/2009 | CN101591866A Clean paper making method by kenaf |
| 12/01/2009 | US7625962 Swollen starch-latex compositions for use in papermaking |
| 12/01/2009 | US7625463 Methods for the preparation of fibrous superabsorbent composite containing cellulose |
| 11/25/2009 | CN101586316A Method for producing packing paper, paperboard and paper molding product with potato dregs |
| 11/25/2009 | CN101586315A Novel printing paper and production method thereof |
| 11/24/2009 | US7622022 Surface treatment of substrate or paper/paperboard products using optical brightening agent |
| 11/24/2009 | US7622019 Using red algae to prepare paper products; pollution control |
| 11/19/2009 | US20090283229 Functionalizing cellulosic and lignocellulosic materials |
| 11/18/2009 | CN101581059A Method for producing matte super-sensitive paper |
| 11/18/2009 | CN101581053A Method for producing anti-counterfeiting card paper with windowed security thread |
| 11/18/2009 | CN100560863C Low-temperature thermal insulation paper preparation method |
| 11/11/2009 | CN101575823A Wet-pressed tissue and towel products with elevated CD stretch and low tensile ratios made with a high solids fabric crepe process |
| 11/05/2009 | WO2009133976A1 Method of manufacturing an opaque paper using genus typha l. |
| 11/03/2009 | US7611606 Containing precipitated calcium carbonate-silica composite as filler; electrophotography; newspaper printing |
| 10/29/2009 | US20090266500 Process for producing tissue paper |
| 10/28/2009 | CN101565915A Process for producing enhanced wood fiber sponge |
| 10/28/2009 | CN101565907A Bagasse alkaline pulping method by pre-extracting hemicellulose and product thereof |
| 10/28/2009 | CN101565906A Method for producing bamboo dissolving pulp by pre-extracting hemicellulose and product thereof |
| 10/28/2009 | CN100554576C Method for improving mechanical wood pulp fibre performance |
| 10/22/2009 | US20090260768 Paper Comprising Fiber of Citrus Peel |
| 10/22/2009 | DE19910064B4 Gestrichenes Wellpappen-Deckpapier mit graphischer Qualität auf Altpapierbasis und Verfahren zu dessen Herstellung Coated Corrugated cover paper with graphic quality based on waste paper and process for its production |
| 10/21/2009 | CN101563504A Method of producing a paper product |
| 10/20/2009 | US7604715 Static potential of fibers/paper product can be controlled while enhancing softness of product by adding to suspension of cellulosic fibers a smectite clay, an anionic microparticle or anionic surfactant, a polymer which is cationic, nonionic or amphoteric, a nononic surfactant and an oil, wax or fat |
| 10/20/2009 | US7604713 Adhesive bonding of a paper web with the aid of an organic synthetic polymer as an adhesive to a creping cylinder, and compressing and removing the crepe paper from the creping cylinder; use of polyethyleneimine having molar mass Mw of from 50,000 to 2 million and reaction products of polyethyleneimine |
| 10/20/2009 | CA2337128C Method of bleaching and providing papermaking fibers with durable curl |
| 10/20/2009 | CA2319747C Biodegradable and biocompatible agricultural mulch and method of preparing same |
| 10/15/2009 | WO2009126106A1 Method for providing a nanocellulose involving modifying cellulose fibers |
| 10/15/2009 | CA2721056A1 Method for providing a nanocellulose involving modifying cellulose fibers |
| 10/14/2009 | EP2108676A1 Crosslinked heterogeneous polysacharides |
| 10/14/2009 | CN101555672A Food wrapper and manufacturing method thereof |
| 10/14/2009 | CN101555669A Processing method of special tea bag paper |
| 10/14/2009 | CN101555668A Paper making method taking canes, leaves and fruit stems of banana tree as raw materials |
| 10/13/2009 | CA2372499C A process for production of paper materials with improved wet strength |
| 10/08/2009 | WO2009123560A1 Composition for coating of printing paper |
| 10/08/2009 | WO2009122986A1 Tissue paper for domestic use |
| 10/08/2009 | WO2009122982A1 Additive for papermaking and paper containing the same |
| 10/08/2009 | WO2009121926A1 Sheet-formed fibrous material with improved strength property |
| 10/08/2009 | CA2720388A1 Composition for coating of printing paper |
| 10/08/2009 | CA2719165A1 Sheet-formed fibrous material with improved strength property |
| 10/08/2009 | CA2717923A1 Tissue papers for household use |
| 10/06/2009 | US7597781 Inorganic fiber paper |
| 10/06/2009 | US7597755 gloss paper coating; cost efficiency |
| 09/30/2009 | EP2104701A2 Biocidal coatings |
| 09/30/2009 | CN101545231A Functionalized paper pulp, manufacture method and application thereof |
| 09/30/2009 | CN101545225A Oxide synergy precipitating-silica pulping method |
| 09/30/2009 | CN101545224A Hydroxide synergy precipitating-silica pulping method |
| 09/30/2009 | CN100545325C Cellulosed molded article having a functional effect and method for producing the same |
| 09/29/2009 | US7595182 Endoglucanase STCE and cellulase preparation containing the same |
| 09/29/2009 | CA2335466C Paper towel |
| 09/24/2009 | WO2009117649A1 Method for coating dry finish paperboard |
| 09/24/2009 | WO2009116648A1 Fabric, film material for tents and method of producing recycled paper |
| 09/24/2009 | US20090236063 Finely cut paper product for use in mixing with resin, ecologically sound resin composition comprising the same, and ecologically sound molded resin article using the composition |
| 09/24/2009 | CA2718974A1 Method for coating dry finish paperboard |
| 09/23/2009 | CN101538812A Blueprint base paper making technology |
| 09/23/2009 | CN100543051C Fine-particled amphoteric aqueous polymer dispersoid and method for production and use thereof |
| 09/22/2009 | US7591925 Process and apparatus for producing a fibrous web |
| 09/17/2009 | WO2009111836A1 A method for granulating cellulose fibres |
| 09/17/2009 | US20090229774 Lignocellulosic fibrous material made of wood |
| 09/17/2009 | US20090229772 mixing fibrilated fibers of cellulose, hemicelluloses and lignin with lime to form an aqueous slurry; adding CO2 to the slurry to form a bleached mechanical pulp comprising crystallized CaCO3 mechanically bonded to fiber forming coating; resistant to yellowing under light; chemithermomechanical pulp |
| 09/16/2009 | CN101535567A Nanofiber sheet, process for producing the same, and fiber-reinforced composite material |
| 09/16/2009 | CN100540801C Process for manufacturing Chinese mugwort leaf functional paper |
| 09/16/2009 | CN100540797C Polymeric polycarboxylic acid crosslinked cellulosic fibers |
| 09/15/2009 | CA2379830C Multi-ply paperboard prepared from recycled materials and methods of manufacturing same |
| 09/11/2009 | WO2006068964A8 Reactive cationic resins for use as dry and wet strength agents in sulfite ion-containing papermaking systems |
| 09/08/2009 | US7585390 Composite web and process for manufacture from post-industrial scrap |
| 09/08/2009 | US7585389 Absorbent cellulosic sheet comprising cellulosic web incorporating papermaking fibers having MD stretch of 5%, water absorbency value of 35 seconds, and MD bending length of 3.5 cm; web is without crepe bars; for automatic towel dispensers; formed by dewatering papermaking furnish |
| 09/08/2009 | US7585388 Fabric-creped sheet for dispensers |
| 09/03/2009 | US20090218058 Fibrous structures |
| 09/02/2009 | EP2094910A1 Method of producing a paper product |
| 09/02/2009 | CN101519856A Method for utilizing noil generated in the treatment process of long vegetable fiber for pulping and papermaking |
| 09/02/2009 | CN101519855A Highly-absorbent negative-iron dust-free paper made with dry method and production process thereof |
| 09/02/2009 | CN101519854A Waterproof abrasive base paper |
| 09/02/2009 | CN100535241C Method for producing chemical pulp by steaming mixed vegetation |
| 09/01/2009 | US7582187 In pressing zone, fibrous web is pressed between structured belt and circulating, unstructured permeable supporting belt, fibrous web and belt are fed to press nip on Yankee cylinder, surface of cylinder is doctored off continuously and recoated, so that renewed coating is always present in press nip |
| 08/27/2009 | US20090211718 Fibrous support intended to be impregnated with liquid |
| 08/26/2009 | EP1611272B1 Cellulosed molded article having a functional effect and method for producing the same |
| 08/26/2009 | CN101514530A Method for preparing bagasse dissolving pulp by improved prehydrolysis alkaline process and product thereof |
| 08/26/2009 | CN101514529A Method for preparing bamboo dissolving pulp by improved prehydrolysis alkaline process and product thereof |
| 08/25/2009 | US7579414 Fine-particled amphoteric aqueous polymer dispersion method for production and use thereof |
| 08/19/2009 | CN101512069A Improved UV varnish gloss performance using novel pigment and process for making same |
| 08/12/2009 | CN101506442A Reduced dust acoustic panel |
| 08/12/2009 | CN101503867A Method for producing wrapping paper by oil palm empty fruit bunches mechanical pulping |
| 08/05/2009 | CN101498112A Method for producing packaging paper by all cotton stalk mechanical pulping |
| 08/05/2009 | CN100523372C Fibrous structure and process for making same |
| 07/29/2009 | CN101495698A The use of alkenyl succinic anhydride compounds derived from symmetrical olefins in internal sizing for paper production |
| 07/29/2009 | CN100519936C Coated fibrous web and process for producing the same |
| 07/29/2009 | CN100519935C Offset printing paper made from grass pulp and preparation thereof |