| 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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| 04/22/2009 | EP2050687A1 Single or multiple layer web of material |
| 04/22/2009 | EP2049731A1 Security member having a relatively small format and comprising a through-hole, and sheet comprising the same |
| 04/22/2009 | EP2049599A1 Basic bisazo compounds |
| 04/22/2009 | EP1697587B1 Paper comprising quaternary nitrogen containing cellulose ether |
| 04/22/2009 | EP1567364B1 Safety element and method for producing said element |
| 04/22/2009 | EP1500743B1 Heat-resistant synthetic fiber sheet |
| 04/22/2009 | EP1092064B2 Method for making paper and cardboard |
| 04/22/2009 | CN101415883A Water-resistant wound paperboard tube |
| 04/22/2009 | CN101415882A Colored paper and substrates coated for enhanced printing performance |
| 04/22/2009 | CN101413226A Method for producing edible food package paper with bean peel as raw material |
| 04/22/2009 | CN101413225A Method for producing corrugated paper and textile spool paper by manioc slag and wine stillage slag |
| 04/22/2009 | CN100480466C Method for preparing alkaline sizing agent in cation rosin |
| 04/22/2009 | CN100480292C Use of a water-soluble copolymer as an agent for improving optical brightening activation |
| 04/21/2009 | US7520960 Adding a dispersing agent into the papermaking material , mixing and culturing the first mixture, adding an antagonist into the first mixture to obtain a second mixture, mixing and culturing the second mixture for reducing the production of the slime, and re-adding the antagonist |
| 04/16/2009 | WO2009048179A1 Surface treatment agent for paper |
| 04/16/2009 | WO2009048178A1 Method for production of coated paper |
| 04/16/2009 | WO2009047233A1 Aqueous polymer dispersions based on copolymers formed from vinylaromatics and conjugated aliphatic dienes, processes for preparation thereof and use thereof |
| 04/16/2009 | WO2008157139A4 Wiping products with controlled lint properties |
| 04/16/2009 | WO2006113519A3 The use of alkenyl succinic anhydride compounds derived from symmetrical olefins in internal sizing for paper production |
| 04/16/2009 | US20090095431 Paper-Sizing Emulsion, Process for Preparing It and Use Thereof |
| 04/16/2009 | CA2700059A1 Aqueous polymer dispersions based on copolymers formed from vinylaromatics and conjugated aliphatic dienes, processes for preparation thereof and use thereof |
| 04/15/2009 | EP2048282A1 Use of fatty acid condensation products for increasing the volume of paper and cardboard |
| 04/15/2009 | EP2046492A1 Particle in the shape of an encapsulated droplet and process for making such a particle |
| 04/15/2009 | EP1567713B1 A method of manufacturing a fibrous substrate incorporating an elongate element with a variable edge profile |
| 04/15/2009 | EP1246966B1 Surface size composition |
| 04/15/2009 | CN101408017A Method for preparing modified glue for dipping intensified wooden floor balance paper |
| 04/15/2009 | CN101408016A Paper making wet part polyvalent metal cation refuse removal agent and preparing method and application thereof |
| 04/15/2009 | CN101408008A Method and equipment for producing moulding corrugated paper sheet by using waste paper |
| 04/15/2009 | CN100478431C Triazinylaminostilbene disulphonic acid mixtures |
| 04/14/2009 | US7517433 Facial tissue having a specific surface volume ratio of 0.08-0.35 mm3/mm2, a polydialkylsiloxane content of 0.4-5 %, a Hercules size test of 7-50 seconds, a coefficient of friction of 0.50-0.60 and a mucus removal of 30-70 %; high softness and hand protection in combination with improved cleaning |
| 04/14/2009 | CA2395644C Emulsification of alkenyl succinic anhydride size |
| 04/14/2009 | CA2338948C Oxidation of starch |
| 04/09/2009 | WO2009043971A1 Method for controlling deposit formation |
| 04/09/2009 | WO2009043110A1 Method for manufacturing sheet material |
| 04/09/2009 | WO2009022072A3 Process for manufacturing a sheet material |
| 04/09/2009 | WO2009022071A3 Process for manufacturing a sheet material |
| 04/09/2009 | WO2009018214A3 Aqueous cationic thermosetting resin and method of stabilization thereof |
| 04/09/2009 | WO2008135901A3 Soft tissue paper having a chemical softening agent applied onto a surface thereof |
| 04/09/2009 | WO2008135900A3 Soft tissue paper having a chemical softening agent applied onto a surface thereof |
| 04/09/2009 | CA2700412A1 Method for controlling deposit formation |
| 04/08/2009 | EP2044263A2 Hydrophobically modified poly(ethylene glycol) for use in pitch and stickies control in pulp and papermaking processes |
| 04/08/2009 | EP1680546B1 Temporary wet strength additives |
| 04/08/2009 | EP1650163B1 Polysilicate mricrogels |
| 04/08/2009 | EP1555878B1 Copper complexes and their use as wood preservatives |
| 04/08/2009 | EP1458578B1 Diffractive safety element |
| 04/08/2009 | CN101405457A Method for producing paper, paperboard and cardboard having high dry strength |
| 04/08/2009 | CN101405454A Production of superhydrophobic fibrous substrates |
| 04/08/2009 | CN101403206A Fibre false-proof production method of paper |
| 04/08/2009 | CN101403205A Coating water-repellent agent and preparation method thereof |
| 04/08/2009 | CN101403204A Surface sizing agent for amphiprotic papermaking and its preparation method |
| 04/08/2009 | CN101402596A Process for producing thiourea dioxide water solution |
| 04/08/2009 | CN100476870C Valuable document and security mark using a marking substance |
| 04/08/2009 | CN100476071C Anti-fake material with distributed anti-fake fiber possessing vision characteristics incapable of being simulated via printing |
| 04/07/2009 | US7514007 Use of water-soluble polymer complexes in aqueous systems |
| 04/07/2009 | CA2443904C Cut resistant paper and paper articles and method for making same |
| 04/02/2009 | WO2008027430A3 Quaternary ammonium salts as microbe inhibitors |
| 04/02/2009 | US20090084510 Methods To Detect Organic Contaminants In Pulp and Fiber |
| 04/02/2009 | DE112007001033T5 Verfahren und Vorrichtung für die Oberflächenbehandlung von Papier / Karton Method and apparatus for surface treatment of paper / board |
| 04/02/2009 | CA2707382A1 Device for sterilising cuboid-shaped cardboard/plastic combipacks in an autoclave and pack suitable for this |
| 04/01/2009 | EP2042300A1 Fiber composite material and process for producing the same |
| 04/01/2009 | EP2041365A2 Hybrid foil, such as security foil, formed by assembling a fibrous part and a plastic part |
| 04/01/2009 | EP1931827B1 Method for producing a sheet of fibrous material comprising localized portions of fibrous material |
| 04/01/2009 | CN101400854A Papermaking method and papermaking machine |
| 04/01/2009 | CN101400853A Cationic surface sizing agent and paper coated with the sizing agent |
| 04/01/2009 | CN101397766A Method for producing aqueous suspensions of fine particulate fillers and use thereof for producing papers having a high filler content and a high dry strength |
| 04/01/2009 | CN101397501A Flame-retardant and its preparation method |
| 04/01/2009 | CN101397353A Method for preparing high molecule emulsifying agent for ASA |
| 04/01/2009 | CN100473703C Compositions for imparting desired properties to materials |
| 04/01/2009 | CN100473613C Method for treating papermaking waste water and method for utilizing silica sol in papermaking |
| 04/01/2009 | CN100473604C Silica-based sols |
| 03/31/2009 | US7510628 Fire retardant paper |
| 03/31/2009 | US7510627 Acoustic paper diaphragm and acoustic transducer apparatus |
| 03/31/2009 | CA2424775C Rapid triglyceride assay for use in pulp pitch control |
| 03/26/2009 | WO2009015255A3 Composition and method for improving retention and drainage in papermaking processes by activating microparticles with a promoter-flocculant system |
| 03/26/2009 | WO2009010490A3 Aqueous composition containing a carbonate of zirconium and of an alkaline metal salt, and an ammonium halide, as well as its use thereof |
| 03/26/2009 | WO2008138963A9 Method for controlling the shape of talc particles |
| 03/26/2009 | WO2008129197A3 Composite fillers integrating pigment particles and hollow particles, and method for producing same |
| 03/26/2009 | US20090077760 Fire-retardant, method for manufacturing fire-retardant cellulose-based |
| 03/25/2009 | EP2039829A1 Corrosion-resistant composition |
| 03/25/2009 | EP2038818A1 Paper including semiconductor device and manufacturing method thereof |
| 03/25/2009 | EP2038479A1 Process for increasing bulk of a fiber product, fiber product and use thereof |
| 03/25/2009 | EP2038477A1 Method of loading a pulp suspension with filler |
| 03/25/2009 | EP1352057B1 Lipolytic enzyme variant |
| 03/25/2009 | CN101392703A Filter paper of air filter for saving fuel and method for manufacturing same |
| 03/25/2009 | CN101392478A Method for preparing epoxy cross-linking modified paper wet-strengthening agent |
| 03/25/2009 | CN101392474A High grade colorful solubilization branded fiber paper and preparation method thereof |
| 03/25/2009 | CN101392473A High bulk light paper and paper making technology thereof |
| 03/25/2009 | CN101392472A Elegant pure paper and paper making technology thereof |
| 03/25/2009 | CN101392162A Fast dry and cold setting starch strengthened glue and preparation method thereof |
| 03/25/2009 | CN101392029A Novel acrylic ester polymerization oxidation crosslinking modified starch and preparation method thereof |
| 03/25/2009 | CN100472011C Production process for antibacterial banknote paper and banknote paper thereof |
| 03/25/2009 | CN100471916C Storagestable concentrated aqueous solutions of anionic dis- or tetrazo dyestuffs |
| 03/25/2009 | CN100471895C Treatment of resins to lower levels of CPD-producing species and improve gelation stability |
| 03/24/2009 | US7507781 Anionic copolymers prepared in an inverse emulsion matrix |
| 03/19/2009 | WO2009036271A1 Controllable filler prefloculation using a dual polymer system |
| 03/19/2009 | WO2009034056A1 Removal of stickies from a pulp suspension, reduction of calcium compounds in reject and use of carbon dioxide in papermaking |
| 03/19/2009 | US20090071396 System for production-line printing on wet web material |
| 03/19/2009 | DE102008041296A1 Aqueous impregnating agent, useful for impregnating raw or glued papers, comprises an urea derivative and an emulsion polymer, where the emulsion polymer contains ethylenically unsaturated monomer containing e.g. epoxide group |
| 03/19/2009 | DE102007044482A1 Sicherheitselement mit Tamper Evident-Effekt Safety element with tamper evident effect |
| 03/19/2009 | CA2698811A1 Controllable filler prefloculation using a dual polymer system |