| Patents for D21H 17 - Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution (19,322) |
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| 08/19/2009 | CN100529255C Preparation method of modified attapulgite powder for paper making filler |
| 08/19/2009 | CN100529254C Method of preparing amphiprotic paper making remaining and filling assistant agent |
| 08/13/2009 | WO2008094084A8 A packaging laminate and a method of producing the same |
| 08/12/2009 | EP2087172A1 A process for improving paper strength |
| 08/12/2009 | EP2087171A1 Cellulosic product |
| 08/12/2009 | CN100526553C Wood veneer composite material and its production process |
| 08/12/2009 | CN100526392C Azo dyestuffs |
| 08/11/2009 | CA2336801C Additive composition for paper making |
| 08/06/2009 | WO2009097231A1 Soft tissue paper having a polyhydroxy compound and lotion applied onto a surface thereof |
| 08/06/2009 | WO2009097111A1 Method of modifying starch for increased papermachine retention and drainage performance |
| 08/06/2009 | WO2009095807A2 Soft tissue paper having a polyhydroxy compound applied onto a surface thereof |
| 08/06/2009 | WO2009095364A1 A method for production of paper |
| 08/06/2009 | CA2713565A1 Soft tissue paper having a polyhydroxy compound applied onto a surface thereof |
| 08/06/2009 | CA2713480A1 Soft tissue paper having a polyhydroxy compound and lotion applied onto a surface thereof |
| 08/06/2009 | CA2713429A1 Method of modifying starch for increased papermachine retention and drainage performance |
| 08/06/2009 | CA2713268A1 A method for production of paper |
| 08/05/2009 | EP2084325A1 Biopolymers as wet strength additives |
| 08/05/2009 | EP1421031A4 Process of producing magnesium ammonium phosphate in monohydrate form (dittmarite) |
| 08/05/2009 | CN101501147A Dispersing and/ or grinding aid agent for dispersion and aqueous suspension of mineral materials, dispersion and suspension obtained and use thereof |
| 08/05/2009 | CN100523375C Method for impregnating decorative papers |
| 08/05/2009 | CN100523373C Reinforcing agent for paper and its preparation method and application |
| 08/05/2009 | CN100523372C Fibrous structure and process for making same |
| 08/05/2009 | CN100523026C Method for producing polymers that are predominantly formed from vinyl formamide |
| 08/04/2009 | CA2468866C Anionic copolymers prepared in an inverse emulsion matrix and their use in preparing cellulosic fiber compositions |
| 08/04/2009 | CA2351241C Starch compositions and the use thereof in the wet-end of paper preparation |
| 08/04/2009 | CA2300836C Polyammonium quaternary polymer for controlling anionic trash and pitch deposition and treating coated broke |
| 07/30/2009 | US20090191325 Surface active ingredient composition |
| 07/30/2009 | US20090188640 Method of modifying starch for increased papermachine retention and drainage performance |
| 07/30/2009 | US20090188639 Use of water-soluble polymer complexes in aqueous systems |
| 07/30/2009 | US20090188054 Aqueous polymer dispersions containing alkenyl succinic acid anhydrides, methods for the production thereof, and use of the same |
| 07/29/2009 | EP2083117A1 Silica composition |
| 07/29/2009 | EP2082094A1 A process for reducing scaling in the pulp and paper industry and use of carbon dioxide therefor |
| 07/29/2009 | EP1379566B1 Ion-sensitive cationic polymers and fibrous items using same |
| 07/29/2009 | CN100519936C Coated fibrous web and process for producing the same |
| 07/28/2009 | US7566381 Low odor binders curable at room temperature |
| 07/28/2009 | CA2298683C Paper bulking promoter |
| 07/23/2009 | WO2009090150A1 Silica composition |
| 07/23/2009 | DE102008005005A1 Kohlenstoff-Aerogele, Verfahren zu deren Herstellung und deren Verwendung Carbon aerogels, processes for their preparation and their use |
| 07/22/2009 | EP2079876A1 Use of a mineral-material steric dispersing agent in water, aqueous dispersion thus obtained and use thereof in paper making |
| 07/22/2009 | CN101490337A Paper comprising fiber of citrus peel |
| 07/22/2009 | CN100516362C Method for producing fiber product |
| 07/16/2009 | DE102008000047A1 Increasing the degree of whiteness of fiber suspension obtained from waste paper, comprises dewatering the fiber suspension and partly charging the surface of the solids contained in the filtrate with calcium carbonate in chemical reaction |
| 07/15/2009 | EP2078109A1 Use of an aqueous suspension and/or dispersion of mineral materials containing a hydrophobic group water-soluble copolymer for making a paper sheet |
| 07/15/2009 | EP1658403A4 Soft paper sheet with improved mucus removal |
| 07/15/2009 | CN100513686C Amphoteric calcium carbonate filling and preparation method thereof |
| 07/15/2009 | CN100513455C Methyl acrylate-diamine based polyamide resins and processes for producing the same |
| 07/14/2009 | CA2421803C Thin, soft bath tissue |
| 07/09/2009 | WO2009085655A1 Repulpable paper compositions |
| 07/09/2009 | WO2009085308A2 A paper substrate containing a wetting agent and having improved print mottle |
| 07/09/2009 | US20090173464 Acoustic ceiling tiles made with paper processing waste |
| 07/09/2009 | CA2710804A1 A paper substrate containing a wetting agent and having improved print mottle |
| 07/08/2009 | EP1461496B1 Repulpable wax |
| 07/08/2009 | CN101479427A Process for loading a fibrous suspension with filler |
| 07/08/2009 | CN101476259A Inorganic filler reinforced paper pallet and preparation thereof |
| 07/08/2009 | CN100510252C Auxiliary dispersing agent for preparing gypsum plaster with high solid content |
| 07/08/2009 | CN100510064C Novel laccase enzyme and gene encoding the enzyme |
| 07/02/2009 | WO2009080894A1 Method for making organic pigment |
| 07/02/2009 | WO2009080629A2 A process to make a clay comprising charge-balancing organic ions, clays thus obtained, and nanocomposite materials comprising the same |
| 07/02/2009 | WO2009080613A1 Graft polymers having oligoalkylene imine side chains, method for the production thereof, and use thereof |
| 07/02/2009 | WO2009080376A1 Base paper for decorative coating materials |
| 07/02/2009 | WO2009080136A1 Smoking article with improved extinghuishing characteristics |
| 07/02/2009 | WO2009040347A3 Device for sterilizing cuboid cartons/plastic combination packs in an autoclave, and suitable package therefor |
| 07/02/2009 | US20090165978 Blends of glyoxalated polyacrylamides and paper strengthening agents |
| 07/02/2009 | US20090165977 Paper Substrate containing a wetting agent and having improved print mottle |
| 07/02/2009 | US20090165976 Expansion agents for paper-based materials |
| 07/02/2009 | US20090165975 Functionalization of paper components |
| 07/02/2009 | US20090165970 Solidifying Agent for Fibrous Treatment Object and Method of Fixing Treatment Therefor |
| 07/02/2009 | CA2709885A1 A process to make a clay comprising charge-balancing organic ions, clays thus obtained, and nanocomposite materials comprising the same |
| 07/02/2009 | CA2709427A1 Smoking article with improved extinguishing characteristics |
| 07/02/2009 | CA2707815A1 Graft polymers having oligoalkylenimine side chains, process for their preparation and their use |
| 07/02/2009 | CA2707420A1 Base paper for decorative coating materials |
| 07/01/2009 | EP2074259A2 Method of producing absorbent sheet with increased wet/dry cd tensile ratio |
| 07/01/2009 | EP1756362A4 Papermaking additive |
| 07/01/2009 | EP1550770B1 method of improving paper stiffness |
| 07/01/2009 | CN100506920C Coating and filler compositions comprising platy layered silicate pigments |
| 06/30/2009 | US7553395 Print media and methods of making print media |
| 06/30/2009 | CA2476916C Oil/grease-and water sizing agent for treatment of cellulosic materials |
| 06/30/2009 | CA2469024C Polyalkyldiallylamine-epihalohydrin resins as wet strength additives for papermaking and process for making the same |
| 06/30/2009 | CA2468930C Methyl acrylate-diamine based polyamide resins and processes for producing the same |
| 06/25/2009 | WO2009079268A1 Starch and amphiphilic surfactant or particulate emulsion for paper coating applications |
| 06/25/2009 | WO2009059725A3 Glyoxalated poly (n-vinylamine) |
| 06/25/2009 | US20090162642 Paper containing preggregated filler and process for producing the same |
| 06/25/2009 | DE102007062370A1 Verfahren zur Herstellung von Papier, Pappe oder dergleichen Produkten sowie zugehöriges Papier- oder Pappeerzeugnis Process for the manufacture of paper, cardboard or the like products, and associated paper or paperboard product |
| 06/25/2009 | CA2709615A1 Fire resistant cellulosic materials and method of making the same |
| 06/24/2009 | EP2071965A1 Smoking article with improved extinguishing characteristics |
| 06/24/2009 | CN101466894A Process for making paper using cationic amylopectin starch |
| 06/18/2009 | WO2009074492A1 Surface-reacted precipitated calcium carbonate, process to make same, and uses thereof |
| 06/18/2009 | WO2009074491A1 Surface-mineralized organic fibers |
| 06/18/2009 | DE102007059736A1 Oberflächenmineralisierte organische Fasern Oberflächenmineralisierte organic fibers |
| 06/18/2009 | CA2708618A1 Surface-mineralized organic fibers |
| 06/18/2009 | CA2708091A1 Surface-reacted precipitated calcium carbonate, process to make same, and uses thereof |
| 06/17/2009 | EP2070991A1 Surface-reacted precipitated calcium carbonate, process to make same, and uses thereof |
| 06/17/2009 | EP2069573A2 Siliceous composition and its use in papermaking |
| 06/17/2009 | EP2069572A2 Improved uv varnish gloss performance using novel pigment and process for making same |
| 06/17/2009 | EP1694916B1 Tissue sheets containing multiple polysiloxanes and having regions of varying hydrophobicity |
| 06/17/2009 | CN100500994C Method for preparing aqueous base material for treating vacuum aluminum plated paper |
| 06/16/2009 | US7547376 Paper improver |
| 06/16/2009 | US7547375 Method of making tough, flexible mats for collapsable ceiling tile |
| 06/11/2009 | WO2009071796A1 Aqueous composition containing at least one soluble gelatinized anionic starch |
| 06/11/2009 | US20090145987 Weakly ionic aqueous suspensions of ground mineral matter and their uses |