| 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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| 02/10/2010 | CN101644017A Peroxide stabilizing agent based on biomass extract and preparation method thereof |
| 02/10/2010 | CN101644016A Method for preparing AKD emulsion modifying agent |
| 02/10/2010 | CN100588773C Transparent color fluorescence anti-forge band and its production method |
| 02/09/2010 | CA2483011C Method for making tissue and towel products containing crosslinked cellulosic fibers |
| 02/04/2010 | WO2010014704A1 Sizing solution delivery systems for a sizing press and methods for reducing sizing solution volumes during operation thereof |
| 02/04/2010 | WO2010012787A2 Silicone composition for coating a flexible support intended to form a crosslinked coating having increased attachment, mechanical strength and reactivity |
| 02/04/2010 | US20100025980 Security paper including dyed security fibers having wavelength-dependent color changes and method of manufacturing the same |
| 02/03/2010 | EP2148954A2 Crease-resistant security sheet, manufacturing process thereof and security document comprising same |
| 02/03/2010 | CN201395744Y Special paper for postage product with optical angle color-changed fluorescent fiber |
| 02/03/2010 | CN101638871A Novel papermaking wet part deformer |
| 02/03/2010 | CN101638870A Silicone defoamer |
| 02/03/2010 | CN101638869A Oily defoamer |
| 02/03/2010 | CN101638868A Polyether defoamer |
| 02/03/2010 | CN101638867A Fatty acid defoamer |
| 02/02/2010 | US7655113 Oxidative bleaching; low porosity and increased break strength |
| 02/02/2010 | US7655112 Integrated paper comprising fibrillated fibers and active particles immobilized therein |
| 02/02/2010 | CA2526093C Treatment of resins to lower levels of cpd-producing species and improve gelation stability |
| 02/02/2010 | CA2485954C A water-soluble polymer dispersion and a method of producing a water-soluble polymer dispersion |
| 02/02/2010 | CA2435402C Soft absorbent tissue |
| 02/02/2010 | CA2410258C Method of stabilizing composite media and media produced thereby |
| 02/02/2010 | CA2407935C Drainage aids in papermaking |
| 02/02/2010 | CA2395556C Security paper with applied code comprising luminescent mottled fibres |
| 02/02/2010 | CA2291050C Method of forming a transparent and gas-permeability decreasing coating to a paper or board web and a coat formulation for the method |
| 01/28/2010 | DE102008034678A1 Process for dewatering of fibrous suspensions, dispersions and slurries during paper manufacturing, where the dewatered product contains polymer, which changes its structure according to the variation in the physical environment conditions |
| 01/28/2010 | CA2731253A1 Enhanced surface sizing of paper |
| 01/27/2010 | EP2148003A1 Process for the production of a modified starch containing product, modified starch containing product obtainable by that process and use thereof in paper manufacture |
| 01/27/2010 | EP2147156A1 Security paper |
| 01/27/2010 | EP2147155A1 Process for the production of a cellulosic product |
| 01/27/2010 | EP2147152A1 Process chemical for use in the production of paper or board |
| 01/27/2010 | EP2147149A1 Methods to control organic contaminants in fibers |
| 01/27/2010 | EP2147040A1 Acidified polyamidoamine adhesives, method of manufacture, and use for creping and ply bond applications |
| 01/27/2010 | EP2146793A1 Method for controlling the shape of talc particles |
| 01/27/2010 | CN100585075C Softener for paper |
| 01/27/2010 | CN100585073C High performance wall paper base paper pulp and process for manufacturing the wall paper base paper using the pulp |
| 01/26/2010 | US7651590 Containing silica modified with polyaluminium ions; cellulose solution (viscose) and sodium silicate are blended and regenerated to obtain polymeric silica in cellulose structure which is further modified with polyaluminium ions to attach aluminium sites on silica molecules to make product glow resistant |
| 01/21/2010 | WO2010007642A2 Process for controlling and verifying originality of a product by means of a univocal datum contained in a basic medium, and means for its implementation |
| 01/20/2010 | EP2144850A2 Method for processing crude bentonite |
| 01/20/2010 | EP2144712A1 Apparatus and method for treating materials with compositions |
| 01/20/2010 | EP1408097B1 Heat-expandable microsphere and process for producing the same |
| 01/20/2010 | CN101629399A Cigarette paper containing Chinese medicinal herb additive and preparation method thereof |
| 01/20/2010 | CN100582368C Solid wall paper and its production method and use |
| 01/20/2010 | CN100582367C Fibrous structure comprising a fiber flexibilizing agent system |
| 01/20/2010 | CN100582127C Metohd for the controlled radicla polymerisation of acrylic acid and the salts thereof, polymers thus obtained and applications thereof |
| 01/19/2010 | US7648763 Security element and method for production thereof |
| 01/14/2010 | WO2009115766A3 Method of making sheets for security documents |
| 01/13/2010 | EP2142702A1 Paper and method for making paper |
| 01/13/2010 | EP2142701A1 Paper and method for making paper |
| 01/13/2010 | EP1827823B1 Multilayer structure as a printing substrate, and method for the production thereof |
| 01/13/2010 | EP1287203B1 Method for producing security package |
| 01/13/2010 | EP1084195B1 Aqueous systems comprising an ionic polymer and a viscosity promoter |
| 01/13/2010 | CN101624799A Pulping softener and pulping method adopting same |
| 01/13/2010 | CN100580180C Cardboard thickening agent and manufacturing method and uses thereof |
| 01/13/2010 | CN100580179C Preparing method of calcium stearate lubricating agent for making paper |
| 01/12/2010 | US7645360 Defoamer formulations |
| 01/12/2010 | CA2422098C Polymeric composition |
| 01/12/2010 | CA2421984C Security sheet comprising a transparent or translucent layer |
| 01/12/2010 | CA2347202C Improved paper sizing agents and methods of making the agents and sizing paper |
| 01/12/2010 | CA2332549C Paper with a multitone effect watermark and screen for manufacturing such paper |
| 01/12/2010 | CA2309446C Liquid absorbent base web |
| 01/07/2010 | WO2010001060A2 Security element having a variable optical effect and security sheet or document or article comprising it |
| 01/07/2010 | WO2010000696A1 Resin precursor |
| 01/07/2010 | WO2010000432A1 Method for producing a security element comprising a coating which is applied to both sides |
| 01/07/2010 | DE102008040057A1 Process for surface treatment, preferably surface sizing, of continuous material web, preferably paper or cardboard, comprises applying starch containing surface treatment agent as pre-dosed film on the web using a film applying device |
| 01/07/2010 | DE102008040050A1 Process for surface treatment, preferably surface sizing, of continuous material web, preferably paper or cardboard, comprises applying a surface treatment agent as pre-dosed film on a surface of the material web using film applying device |
| 01/07/2010 | DE102008031325A1 Sicherheitselement sowie Verfahren zu seiner Herstellung The security element as well as method for its preparation |
| 01/07/2010 | DE102008030694A1 Verfahren zur Herstellung eines Sicherheitselements mit beidseitiger Extrusionsbeschichtung A method for producing a security element with bilateral extrusion coating |
| 01/07/2010 | CA2729624A1 Security element having a variable optical effect and security sheet or document or article comprising it |
| 01/07/2010 | CA2728886A1 Resin precursor |
| 01/06/2010 | EP2139815A1 A method of preparation of an aqueous composition of zirconium carbonate and an alkaline metal salt and use thereof |
| 01/06/2010 | CN100577912C Method for controlling pitch and stickies deposition |
| 01/06/2010 | CN100577761C Fast dry and cold setting starch strengthened glue and preparation method thereof |
| 01/06/2010 | CN100577076C Domestic sanitary tissue |
| 01/05/2010 | US7642490 Single ply paper product, method for manufacturing, and article |
| 01/05/2010 | US7641766 spraying a glyoxalated acrylamide-diallyldimethyl ammonium chloride copolymer onto paper sheets, then pressing to dehydrate the sheets |
| 01/05/2010 | US7641765 Method for production of coated paper with extreme whiteness |
| 01/05/2010 | CA2271333C Poly-perfluoroalkyl substituted polyamines as grease proofing agents for paper and foam stabilizers in aqueous fire-fighting foams |
| 12/31/2009 | DE102008030409A1 Sicherheitselement mit Aussparung und Verfahren zur Herstellung desselben Of the same security element with recess and methods for preparing |
| 12/31/2009 | DE102008028705A1 Producing a value or security document, comprises producing a document body, in which a metallized area and a colorable substrate are overlapped and supplying energy to demetallize metallized area and producing a color change in substrate |
| 12/30/2009 | WO2009158611A1 Recording sheet with improved print density |
| 12/30/2009 | WO2009158251A1 Paper laminates having improved easy clean and abrasion resistance properties |
| 12/30/2009 | WO2009156274A1 Production of paper |
| 12/30/2009 | WO2009136060A3 Security sheet with a ribbon having a zone of reduced opacity |
| 12/30/2009 | WO2009136059A3 Method for producing a sheet with a thick or thin section at the level of a ribbon and corresponding sheet |
| 12/30/2009 | WO2009136024A3 Process for manufacturing paper and board |
| 12/30/2009 | EP2138318A1 Safety element with ducts and method for producing same |
| 12/30/2009 | EP2137350A1 Process for the control of pitch |
| 12/30/2009 | EP1100552B2 Deodorizing absorbent sheet |
| 12/30/2009 | CN101613980A Biological assistant for straw raw materials clean pulping |
| 12/30/2009 | CN100575604C Cardboard and a method of manufacture thereof |
| 12/30/2009 | CA2729276A1 Recording sheet with improved print density |
| 12/30/2009 | CA2726500A1 Production of paper |
| 12/29/2009 | US7638017 For paper-making applications |
| 12/29/2009 | CA2405999C Method for pretreatment of filler, modified filler with a hydrophobic polymer and use of the hydrophobic polymer |
| 12/29/2009 | CA2320061C Dye based aqueous pigment dispersions |
| 12/24/2009 | US20090314445 Method of monitoring microbiological deposits |
| 12/24/2009 | US20090314444 Tissue Paper Comprising a Softening Lotion |
| 12/24/2009 | DE102008029638A1 Sicherheitselement The security element |
| 12/23/2009 | WO2009154898A1 Composition and recording sheet with improved optical properties |
| 12/23/2009 | WO2009153225A1 Cellulosic product |
| 12/23/2009 | WO2009053391A3 Security element |