| 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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| 04/23/2008 | CN101164797A Security thread |
| 04/23/2008 | CN100383339C Paper-making colorant and preparation method thereof |
| 04/23/2008 | CN100383338C Recyclable moisture proof packaging paper |
| 04/23/2008 | CN100383337C Preparation method of paper cushion for protecting stainless steel |
| 04/22/2008 | US7361324 Precipitated calcium carbonate |
| 04/22/2008 | CA2162518C Polyether polyamino methylene phosphonates for high ph scale control |
| 04/17/2008 | WO2008019861A3 Method for dissolving charged nucleic acid in an organic liquid |
| 04/17/2008 | US20080087393 Applying antideposition agents during paper production; reducing batch cleaning requirements; increasing felt life |
| 04/17/2008 | DE10161093B4 Kratz- und abriebfeste Dekorfolie und Verfahren zu deren Herstellung Scratch and abrasion-resistant decorative film and processes for their preparation |
| 04/17/2008 | CA2672752A1 Security film comprising a fibrous substrate |
| 04/16/2008 | EP1911881A1 Hollow organic pigment core binder coated paper and paperboard articles and methods for making the same |
| 04/16/2008 | EP1910618A1 Improved retention and drainage in the manufacture of paper |
| 04/16/2008 | EP1910617A1 Hydrophobic polymers and their use in preparing cellulosic fiber compositions |
| 04/16/2008 | EP1910616A1 Improved retention and drainage in the manufacture of paper |
| 04/16/2008 | EP1633376B1 Compositions for prevention and treatment of cold and influenza-like symptoms comprising chelated zinc |
| 04/16/2008 | EP1189689B1 Process for preparing stable silica sols of high surface area and improved activity |
| 04/16/2008 | CN101163837A A process for the production of paper |
| 04/16/2008 | CN101161932A Cardboard thickening agent and manufacturing method and uses thereof |
| 04/16/2008 | CN101161931A Surface sizing agent and method for preparing same |
| 04/16/2008 | CN101161930A Organic water-proof oil-resist finishing agent for paper and cardboard and preparation thereof |
| 04/16/2008 | CN101161691A Dispersion polymeric acrylamide emulsion and its application in oil field produced liquid treatment |
| 04/16/2008 | CN101161685A Method for preparing surface sizing fecula by synchronous etherification oxidation semi-dry process |
| 04/16/2008 | CN100381639C Black papermaking coating and production method thereof |
| 04/16/2008 | CN100381637C Preparation method of thermostable paper cushion for protecting stainless steel |
| 04/16/2008 | CN100381469C Microfibrillar polysaccharide derivatives |
| 04/15/2008 | US7357986 Security articles |
| 04/15/2008 | CA2409602C Biosensor and deposit sensor for monitoring biofilm and other deposits |
| 04/09/2008 | EP1908879A1 Improved creping adhesive modifier and process for producing paper products |
| 04/09/2008 | EP1908876A1 Mediator-enzyme system for controlling pitch deposits in pulp and paper production |
| 04/09/2008 | EP1907902A2 A method of building a sensor structure |
| 04/09/2008 | EP1907626A1 Coated paper for offset printing |
| 04/09/2008 | EP1907625A2 Fabric-creped sheet for dispensers |
| 04/09/2008 | EP1578695A4 Method for removal of biofilm |
| 04/09/2008 | EP1425472B1 Method of improving retention and drainage in a papermaking process using a diallyl -n, n-disubstituted ammonium halide/acrylamide copolymer and a structurally modified cationic polymer |
| 04/09/2008 | CN101158131A Defoaming agent for linerboard paper making |
| 04/09/2008 | CN100379923C White pitch deposit treatment method |
| 04/09/2008 | CN100379808C Degrasive starchy composition containing a cationic starchy material and use thereof |
| 04/09/2008 | CN100379724C Inhibition of pulp and paper yellowing using nitroxides and other coadditives |
| 04/08/2008 | US7354503 Fire retardant composite panel product and a method and system for fabricating same |
| 04/06/2008 | CA2562822A1 Electrically conductive paper composite |
| 04/03/2008 | WO2008039672A2 Rapid fatty acid assay for use in pulp pitch control |
| 04/03/2008 | WO2008038820A1 Deodorizing agent and deodorizing material employing the deodorizing agent |
| 04/03/2008 | WO2008037593A2 Siliceous composition and its use in papermaking |
| 04/03/2008 | WO2008013875A3 Hydrophobically modified poly(ethylene glycol) for use in pitch and stickies control in pulp and papermaking processes |
| 04/03/2008 | US20080078517 Tissue products treated with a softening composition containing a layered polysiloxane micelle |
| 04/03/2008 | CA2664490A1 Siliceous composition and its use in papermaking |
| 04/02/2008 | EP1904299A1 Security film for protecting documents |
| 04/02/2008 | EP1904292A2 Modified vinylamine/vinylformamide polymers for use as creping adhesives |
| 04/02/2008 | EP1727938B1 Method for producing paper, paperboard and cardboard |
| 04/02/2008 | EP1419298B8 Method for production of coated paper with extreme whiteness |
| 04/02/2008 | CN101155962A Aqueous solutions of optical brighteners |
| 04/02/2008 | CN101155961A An additive system for use in paper making and process of using the same |
| 04/02/2008 | CN101152822A Amorphous alloy member, process for manufacturing amorphous alloy member, authenticity determining device and method |
| 04/02/2008 | CN100377972C Papery food packaging bag |
| 04/01/2008 | US7351808 For dyeing natural or synthetic materials, in particular, paper |
| 04/01/2008 | US7351308 Paper products having a tropical composition applied in discrete droplets |
| 04/01/2008 | CA2384794C Non-ionic plasticizer additives for wood pulps and absorbent cores |
| 03/27/2008 | WO2008036307A2 Method of making a fibrous web with improved retention of strength additive |
| 03/27/2008 | WO2008036241A1 Membrane separation process for removing residuals from polyamine-epihalohydrin resins |
| 03/27/2008 | WO2008036031A1 Treatment of pulp |
| 03/27/2008 | WO2008035368A2 Core board |
| 03/27/2008 | WO2008034381A1 A fluorescent anti-fake fiber and an anti-fake material whose vision character change caused by excited light angle change |
| 03/27/2008 | WO2008007289A3 A multiply tissue article having a particular configuration of embossed depressions, and containing a softening lotion |
| 03/27/2008 | US20080075934 Tamper Event Detection Films, Systems and Methods |
| 03/27/2008 | US20080073617 Compositions of Fluorescent Whitening Agents |
| 03/27/2008 | CA2666165A1 Grease resistant formulations |
| 03/27/2008 | CA2664088A1 Treatment of pulp |
| 03/26/2008 | EP1903144A1 Thread and production method therefor, forgery preventing form using thread, and forgery preventing printed matter, and forgery judging method using them |
| 03/26/2008 | EP1902177A1 Use of non-thermosetting polyamidoamines as dry-strength resins |
| 03/26/2008 | EP1730351A4 Composition for increasing cellulosic product strength and method of increasing cellulosic product strength |
| 03/26/2008 | EP1709246A4 Method of using aldehyde-functionalized polymers to enhance paper machine dewatering |
| 03/26/2008 | CN101148846A Manufacturing technique of separation paper used for whole hot-air heat exchanger paper core |
| 03/26/2008 | CN101148845A Dyeing technique of coloring wood-pulp paper used for non-woven material |
| 03/26/2008 | CN101148844A Color wainscot base paper for wood-based plate wainscot |
| 03/26/2008 | CN101148843A Printing base paper for wood-based plate wainscot |
| 03/26/2008 | CN101148842A Paper surface sizing agent and preparation method thereof |
| 03/26/2008 | CN100376748C Anti-counterfeiting material |
| 03/25/2008 | US7348065 Slipping property imparting agent for clear coating and clear coating paper having the agent applied thereon |
| 03/25/2008 | US7347917 Paper incorporating a wide elongate impermeable element, and a method of making of the same |
| 03/20/2008 | WO2008033529A1 Methods to control lipophilic extractives in acacia wood pulp and fiber |
| 03/20/2008 | WO2008033490A1 Composition and method for paper processing |
| 03/20/2008 | WO2008033283A1 Paperboard containing microplatelet cellulose particles |
| 03/20/2008 | WO2008031920A2 Composite nonwoven with improved dimensional recovery |
| 03/20/2008 | WO2008031728A1 Process of manufacturing paper |
| 03/20/2008 | US20080066880 Composition and method for paper processing |
| 03/20/2008 | CA2666992A1 Composition and method for paper processing |
| 03/20/2008 | CA2663506A1 Methods to control lipophilic extractives in acacia wood pulp and fiber |
| 03/19/2008 | EP1899532A1 Sheet-like products exhibiting oleophobic and hydrophobic properties |
| 03/19/2008 | EP1899418A1 Disazo dyes and dye compositions for shading white paper |
| 03/19/2008 | CN101144255A Sanitary paper |
| 03/18/2008 | US7344778 Applying a powdery resin to at least one side of a base paper, the powdery resin containing at least a thermoplastic resin; and hot-pressing the powdery resin on the base paper |
| 03/18/2008 | US7344621 amide compound obtained by reacting a polyamine and a carboxylic acid |
| 03/18/2008 | CA2430976C Multi-purpose absorbent and shred-resistant sheet material |
| 03/18/2008 | CA2335229C Polycationic polymer salts, their production and use |
| 03/18/2008 | CA2145818C Soft single-ply tissue having very low sidedness |
| 03/13/2008 | WO2008028998A1 Cellulose particles modified by cationic polyelectrolytes, process for the production, thereof, and use in the production of the paper and board |
| 03/13/2008 | WO2008028960A1 Process for the deresination of pulp and use of carbon dioxide or (bi)carbonate therefor |
| 03/13/2008 | US20080060775 8-Oxyl-7,7,9,9-tetramethyl-1,3,8-triaza-spiro[4.5]decane-2,4-dione; antiyellowing agents for lignin |
| 03/13/2008 | CA2699097A1 Process for the deresination of pulp and use of carbon dioxide or (bi)carbonate therefor |
| 03/12/2008 | EP1897991A2 Paper article having improved readability |