| Patents for D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only (5,468) |
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| 08/06/2008 | EP1282506B1 Paper |
| 08/06/2008 | CN101235609A Porous calcium phosphate deodorization paper and preparation method thereof |
| 08/06/2008 | CN101235607A Method for producing natural antibacterial bamboo fiber |
| 08/05/2008 | CA2310692C Paper products and methods for applying chemical additives to cellulosic fibers |
| 07/31/2008 | US20080179027 Cellulose pulp particle of fibers in a wet laid pulp sheet form having a general prismatoid shape; improving bodily fluid and waste flow in a disposable, absorbent, sanitary article |
| 07/30/2008 | EP1950344A1 Bag made from paper material |
| 07/30/2008 | CN101230552A Technique for chemomechanical pulp-making of poplar wood |
| 07/30/2008 | CN100406646C Prepared high hardness pulp using grass kind plant as raw material and preparation method thereof |
| 07/29/2008 | US7404876 high brightness, very low density, high flexibility (low stiffness) and good printability, and also prevents bleeding |
| 07/23/2008 | CN101225620A Method for preparing high-whiteness chemical pulp and paper products thereof by using corn stalk |
| 07/23/2008 | CN101225615A Method for producing low basis weight newsprint by 100 percent deinking waste pulp added with retention and drainage agent |
| 07/16/2008 | CN100402749C Tissue web product having both fugitive wet strength and a fiber flexibilizing compound |
| 07/16/2008 | CN100402746C Pulp using rice grass and wheatgrass as raw material and preparation method thereof |
| 07/16/2008 | CN100402745C Prepared bleach chemical pulp using grass kind plant as raw material and preparation method thereof |
| 07/16/2008 | CN100402744C Calendered paper product and method of producing calendered paper web |
| 07/16/2008 | CN100402742C Mitigation technique in use for producing bleached chemical pulp by using raw material of grass |
| 07/16/2008 | CN100402275C Degradable plant fiber packaging bag and preparation method thereof |
| 07/10/2008 | US20080163996 Process for applying interface coatings and manufacturing composite materials using same |
| 07/09/2008 | CN101218393A Wet-laid friction material |
| 07/09/2008 | CN101215800A Method for producing low-dosing newsprint paper by using unitary retention and filter aid |
| 07/09/2008 | CN101215794A Zero residual base normal-pressure or low-pressure boiling high-concentration pulp preparing method by using base process |
| 07/09/2008 | CN100400735C Hydrolytic sheets and manufacture thereof |
| 07/08/2008 | US7396798 Method for preparing catalyst supports and supported catalysts from single walled carbon nanotubes |
| 07/08/2008 | CA2378927C Preparation of chemical pulp and xylose, utilizing a direct acid hydrolysis on the pulp |
| 07/03/2008 | WO2008077450A1 Method for the production of tissue paper |
| 07/03/2008 | WO2008011325A3 Infrared-absorbing ticket stock and method of making same |
| 07/03/2008 | WO2008010187A3 Soft and strong fibrous structures |
| 07/03/2008 | CA2673175A1 Process for producing tissue paper |
| 07/02/2008 | EP1939352A1 Method for detection of performance enhancing materials on a creping cylinder |
| 07/02/2008 | EP1937892A2 Method for treating lignocellulosic materials |
| 06/26/2008 | WO2008076056A1 Method of producing a paper product |
| 06/26/2008 | WO2008075405A1 Process for production of shaped articles of cotton fiber and shaped articles of cotton fiber |
| 06/26/2008 | US20080149290 Manufacturing process of a paper substrate intended to be vulcanised or parchmentised |
| 06/26/2008 | CA2673096A1 Method of producing a paper product |
| 06/25/2008 | EP1936032A1 Method of producing a paper product |
| 06/25/2008 | CN101205694A Fruit-vegetable paper and method for preparing same |
| 06/25/2008 | CN101205693A Coated newsprint paper |
| 06/25/2008 | CN100396848C Multilayered fibrous product and process for production thereof |
| 06/25/2008 | CN100396847C Filler and process for production thereof |
| 06/24/2008 | US7390378 Durable curl to papermaking fibers; pressurized rotating drum; controlling temperature |
| 06/19/2008 | WO2008072097A1 Environmentally sustainable multiple ply paper product |
| 06/19/2008 | US20080145912 Cellulytic enzyme for use in paper making, textile treatment and laundry detergents |
| 06/18/2008 | EP1931826A2 Paper system for reducing deposits and clogging on a machine during paper and cardboard manufacture |
| 06/18/2008 | EP1682720A4 Water dispersible products |
| 06/18/2008 | CN101200862A Clean pulping process |
| 06/18/2008 | CN100394872C Cigarette having reduced sidestream smoke |
| 06/17/2008 | US7387705 cleaning and restoring the flexibility and resiliency to cover material of a roller conveyor in a printer, fax, or copier; impregnated with triethylene glycol and methoxyethanol; sheet having a dimension similar to a xerographic copier paper |
| 06/17/2008 | US7387702 Paper or paperboard laminate and method of producing such a laminate |
| 06/12/2008 | US20080135193 Inflated filbers of regenerated cellulose formed from ionic liguid/cellulose dope and related products |
| 06/11/2008 | EP1680545A4 Process for making abrasion resistant paper and paper and paper products made by the process |
| 06/11/2008 | CN100393939C Process for producing a fibrous composition |
| 06/10/2008 | US7384507 Watermarked paper |
| 06/04/2008 | CN100392179C Fibers from plant seeds and use |
| 06/03/2008 | US7381456 Fibrous insulation blanket covered on one side with Kraft paper sheet containing 2-(4-Thiazolyl) Benzimidazole as a fungi growth inhibiting agent and on the other with a heat activated asphalt bonding layer containing zinc pyrithione as a second fungi growth inhibiting agent |
| 06/03/2008 | US7381297 Fibrous structure and process for making same |
| 05/29/2008 | US20080121359 Methods and Systems for Pretreatment and Processing of Biomass |
| 05/28/2008 | EP1924744A2 Processes used in the manufacture of paper products |
| 05/28/2008 | CN101187185A High tightness electrolytic capacitor paper and its preparation method |
| 05/28/2008 | CN100390354C Swlfate wood-pulp enzyme-method modifying process |
| 05/27/2008 | US7378149 High strength material using cellulose microfibrils |
| 05/21/2008 | EP1303668B1 Process and coating composition for coating a paper web |
| 05/15/2008 | WO2008055857A2 Biocidal coatings |
| 05/15/2008 | WO2008035368A3 Core board |
| 05/15/2008 | US20080110585 Enhanced fiber additive; and use |
| 05/14/2008 | CN101177922A Substituted material for paper products of paper box, paper model, paper tube, strawboard and paper board |
| 05/14/2008 | CN101177921A Continuous pulping method for cotton stalk natural color chemomechanical pulp |
| 05/14/2008 | CN100387776C High-quality colour printing newsprint and making technique thereof |
| 05/08/2008 | US20080104928 Closure flaps which seal the opening and are prone to distortion, are treated with water to reverse the distortion and allow articles such as bottles, to be inserted through the opening and into the carton |
| 05/01/2008 | US20080098931 Process for manufacturing paper and paperboard products |
| 04/30/2008 | CN101171389A Ligno cellulosic materials and the products made therefrom |
| 04/30/2008 | CN101168935A Technique for producing white paper from cotton straw |
| 04/30/2008 | CN101168934A Method for preparing applique paper |
| 04/29/2008 | US7364642 Recycling of latex-containing broke |
| 04/29/2008 | US7364640 Prepulping; refining; filtration; dehydration; adjustment of pH; separation |
| 04/29/2008 | CA2262348C Composition containing inorganic porous crystals-hydrophilic macromolecule composite and product made therefrom |
| 04/24/2008 | WO2007084711A3 Use of gr2 proteins to modify cellulosic materials and to enhance enzymatic and chemical modification of cellulose |
| 04/24/2008 | US20080093041 For cellulose pulps; improved impregnation obtained by addition of fluids with increasing temperatures at different heights, and by establishing counter-flow zone in uppermost part of vessel |
| 04/24/2008 | CA2818902A1 Modified kraft fibers |
| 04/16/2008 | CN101161928A Bleaching process for broussonetia papyrifera white bast bio-pulp |
| 04/16/2008 | CN100381638C Method of preparing paper product using cotton stalk chemical pulp |
| 04/16/2008 | CN100381636C Bleaching method of cotton stalk chemical pulp |
| 04/09/2008 | EP1907623A1 Ligno cellulosic materials and the products made therefrom |
| 04/09/2008 | CN100379923C White pitch deposit treatment method |
| 04/08/2008 | US7354503 Fire retardant composite panel product and a method and system for fabricating same |
| 04/03/2008 | WO2008021529A3 Improved uv varnish gloss performance using novel pigment and process for making same |
| 04/03/2008 | WO2007140837A3 Method for producing fibrous material |
| 04/03/2008 | US20080081165 Fibrous superabsorbent composite containing cellulose |
| 04/03/2008 | US20080078516 Composite panels, pulp, paper; conventional pulping processes, produce a high tensile strength pulp, lighter color than wood pulp, and uses less bleaching chemicals to achieve a desired whiteness; can be combined with wood pulp to produce a variety of products |
| 04/01/2008 | US7351764 Methods to enhance brightness of pulp and optimize use of bleaching chemicals |
| 03/27/2008 | WO2008035368A2 Core board |
| 03/27/2008 | WO2007140839A3 Method for producing fibrous material made of wood |
| 03/27/2008 | WO2007140838A3 Lignocellulosic fibrous material made of wood |
| 03/27/2008 | US20080075900 Biocomposite Material |
| 03/27/2008 | US20080073049 Fibrous web and process for the preparation thereof |
| 03/26/2008 | EP1902176A2 Wet-laid friction material, system and method |
| 03/26/2008 | CN101148846A Manufacturing technique of separation paper used for whole hot-air heat exchanger paper core |
| 03/26/2008 | CN101148839A Novel material used for paper pulp moulding packing products |
| 03/20/2008 | WO2008033529A1 Methods to control lipophilic extractives in acacia wood pulp and fiber |
| 03/20/2008 | WO2008002764A3 Covalent bonding of carboxylated cellulose fiber webs |
| 03/20/2008 | CA2663506A1 Methods to control lipophilic extractives in acacia wood pulp and fiber |