| 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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| 06/20/2012 | EP1931826B1 Paper system for reducing deposits and clogging on a machine during paper and cardboard manufacture |
| 06/20/2012 | CN102510802A Fibrous sheet disintegrating in water, process for manufacturing said fibrous sheet, use of said fibrous sheet for the manufacture of a core |
| 06/20/2012 | CN102505573A Manufacturing method of functional packaging materials |
| 06/20/2012 | CN102505570A Chinese paper with uvioresistant and moistureproof functions and manufacturing method thereof |
| 06/20/2012 | CN102505567A Antifalsification paper with security blocks and production method thereof |
| 06/20/2012 | CN102505564A Preparation method for control agent for sticker in papermaking circulating white water |
| 06/20/2012 | CN102505557A Chemical composition for controlling organic pollutant deposition in pulping papermaking production and papermaking method |
| 06/20/2012 | CN102504570A Fluorescent whitening agent with di-ethers quaternary ammonium salt and synthesis and application thereof |
| 06/20/2012 | CN102504033A Preparation method of modified anion starch for papermaking |
| 06/20/2012 | CN102501276A Impregnated paper composite thin bamboo and production method thereof |
| 06/20/2012 | CN102501275A Impregnated paper composite fir core board and production method thereof |
| 06/20/2012 | CN102154927B Side offset paper and preparation method thereof |
| 06/20/2012 | CN101541682B Lightweight calcium carbonate, process for producing the same, and printing paper containing the same |
| 06/14/2012 | WO2012076163A2 Improved starch composition for use in paper manufacture |
| 06/14/2012 | US20120145345 Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker |
| 06/14/2012 | CA2820113A1 Improved starch composition for use in paper manufacture |
| 06/13/2012 | EP2462281A1 Acrylamide-derived cationic copolymers, and uses thereof |
| 06/13/2012 | EP2462277A2 Process for applying composition containing a cationic trivalent metal and debonder and fluff pulp sheet made from same |
| 06/13/2012 | EP2461968A2 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 06/13/2012 | EP2461967A2 Fibrous sheet that disintegrates in water, process for manufacturing said fibrous sheet, core consisting of strips of said fibrous sheet |
| 06/13/2012 | EP2205660B1 Amino alkyl vinyl ethers containing ethylene imine units, method for the production thereof, and the use thereof |
| 06/13/2012 | CN102493277A Alkenyl succinic anhydride sizing agent emulsion and preparation method thereof |
| 06/13/2012 | CN102493276A Stable alkenyl succinic anhydride sizing emulsion for papermaking and preparation method thereof |
| 06/13/2012 | CN102493272A ASA emulsion sizing agent and preparation method thereof |
| 06/13/2012 | CN102493271A Formaldehyde absorbing paper, preparation method thereof, and application method thereof |
| 06/13/2012 | CN102493265A Method for preparing metal nano particle and cellulose fiber composite material |
| 06/13/2012 | CN102493264A Method of improving uniformity of paper sheets |
| 06/13/2012 | CN102493262A Cotton paper papermaking process |
| 06/13/2012 | CN102493259A High-whiteness pure paper and manufacturing technology thereof |
| 06/13/2012 | CN102493254A Tissue paper papermaking process |
| 06/12/2012 | US8197642 Inorganic board and method for manufacturing the same |
| 06/12/2012 | US8197640 Paper making process using cationic polyacrylamides and crosslinking compositions for use in same |
| 06/11/2012 | CA2773123A1 Anti-soiling agent composition for preventing pitch contamination in a paper making process |
| 06/08/2012 | CA2772974A1 Anti-soiling agent composition for dry part of paper-making process |
| 06/07/2012 | WO2012072592A1 Environmentally friendly wood treatment process |
| 06/07/2012 | US20120142535 Hydrolysis resistant organomodified trisiloxane ionic surfactants |
| 06/07/2012 | CA2818836A1 Environmentally friendly wood treatment process |
| 06/06/2012 | EP2460935A1 Method for the production of calcium sulfate dihydrate based paper substrates and/or coating colours |
| 06/06/2012 | EP2460934A1 Method for manufacturing microfibrous cellulose composite sheets and method for manufacturing microfibrous cellulose composite sheet laminate |
| 06/06/2012 | EP2459802A2 Novel glossing system for paper and paperboard coatings |
| 06/06/2012 | EP2321225B1 Use of a weakly ionic acrylic polymer in the synthesis of precipitated calcium carbonate |
| 06/06/2012 | EP1722035B1 Paper capable of moisture absorption and desorption and process for producing the same |
| 06/06/2012 | CN102182118B Paper pulp for paper pulp molding fruit tray product |
| 06/06/2012 | CN101922131B Method for producing tea health paper towel |
| 06/06/2012 | CN101824770B Method for preparing wear resistant paper by using layer forming technique |
| 06/06/2012 | CN101665628B Chrome complex dye as well as preparation method and applications thereof |
| 06/05/2012 | US8193104 Crosslinkable cationic emulsion binders and their use as a binder for nonwovens |
| 06/05/2012 | CA2356775C Novel treated filler or pigment or mineral for paper, containing natural caco3, providers of h3o+ ions and gaseous co2 |
| 05/31/2012 | WO2012069301A1 Method and system for impregnating and drying a continuous paper web |
| 05/31/2012 | US20120132383 Method for producing furnish, furnish and paper |
| 05/31/2012 | US20120132382 Acrylamide-derived cationic copolymers, and uses thereof |
| 05/31/2012 | CA2820615A1 Method and system for impregnating and drying a continuous paper web |
| 05/30/2012 | CN102482851A Papermaking and products made thereby with high solids glyoxalated-polyacrylamide and silicon-containing microparticle |
| 05/30/2012 | CN102482850A 提高纸和纸板制品的强度 Improve the strength of paper and paperboard products |
| 05/30/2012 | CN102482665A Novel protein having beta-glucosidase activity, and use thereof |
| 05/30/2012 | CN101892607B Method for processing paper for rice mulching cultivation |
| 05/30/2012 | CN101638864B Natural color bento box and preparation method thereof |
| 05/30/2012 | CN101638862B Natural color offset plate printing paper and preparation method thereof |
| 05/30/2012 | CN101289825B Method for preparing fibre humidity-controlling board and apparatus |
| 05/30/2012 | CN101080533B Retention and drainage aids |
| 05/29/2012 | CA2502102C Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making |
| 05/24/2012 | WO2012066466A1 Fibrous material for heat-sealing packaging suitable for medical use |
| 05/24/2012 | WO2012065951A1 Manufacture of cellulosic pulp sheets |
| 05/24/2012 | US20120129090 Heat absorbing additives |
| 05/24/2012 | CA2817635A1 Compositions |
| 05/24/2012 | CA2815601A1 Manufacture of cellulosic pulp sheets |
| 05/23/2012 | EP2455468A2 Amylase variants |
| 05/23/2012 | EP2455465A2 Amylase Variants |
| 05/23/2012 | CN102472019A 施胶剂组成物 Sizing composition |
| 05/23/2012 | CN102472016A Acrylamide-derived cationic copolymers, and uses thereof |
| 05/23/2012 | CN102472004A Dry fluff pulp sheet additive |
| 05/23/2012 | CN102472003A 用于施加包含阳离子三价金属和解胶剂的组合物的方法以及由该方法制造的绒毛浆片材 Method for applying a composition comprising a trivalent metal cation, and the reconciliation agent to pulp sheets made by the method |
| 05/23/2012 | CN102471994A Synthetic fiber treating agent for papermaking, method for producing synthetic fiber for papermaking, and method for producing paper-made nonwoven fabric |
| 05/23/2012 | CN102471419A Copolymer, treatment agent for paper, and treated paper |
| 05/23/2012 | CN102154899B Base paper of sandpaper and production method thereof |
| 05/23/2012 | CN101914866B Preparation method of filter rod material acetate fiber lowering cigarette harm |
| 05/23/2012 | CN101898104B Method for cationization of surface of microcapsule with urea resin as capsule wall |
| 05/23/2012 | CN101831836B Traditional Chinese medicine paper and preparation method thereof |
| 05/23/2012 | CN101815743B Amino alkyl vinyl ethers containing ethylene imine units, method for the production thereof, and the use thereof |
| 05/23/2012 | CN101768369B Weather-resistance perylene imide dye and preparation method and application thereof |
| 05/23/2012 | CN101747471B Method for preparing fly ash fiber reinforced modifier |
| 05/23/2012 | CN101725074B Method for increasing retention of paper filler |
| 05/23/2012 | CN101553621B Emulsions for finishing textiles and paper |
| 05/22/2012 | CA2532919C Aqueous composition and use thereof for paper production |
| 05/22/2012 | CA2417927C Method of making a composition, a product from such method, and the use thereof in removing or dissolving a contaminant from an environment |
| 05/18/2012 | WO2012064558A1 Grease resistant coating for fibrous materials |
| 05/18/2012 | WO2012034997A9 Modified cellulose fibres |
| 05/17/2012 | US20120121872 Paper sizing composition with salt of calcium (II) and organic acid, products made thereby, method of using, and method of making |
| 05/17/2012 | US20120118523 Composition and Process for Increasing the Dry Strength of a Paper Product |
| 05/17/2012 | US20120118520 Method for manufacturing microfibrous cellulose composite sheets and method for manufacturing microfibrous cellulose composite sheet laminate |
| 05/16/2012 | CN102459758A 水基乳胶涂料应用中的阳离子湿强树脂改性颜料 Water-based latex paint applications cationic wet strength resins modified pigment |
| 05/16/2012 | CN102459470A 使用弱酸制备经表面反应的碳酸钙的方法，所得产物及其用途 Prepared using the surface-reacted calcium carbonate weak acid method, the resulting product and its use |
| 05/16/2012 | CN102454135A Water-resisting breaking-resisting oxidation-resisting calligraphy and painting paper |
| 05/16/2012 | CN102454131A Process method of special wet paper towel for wiping shoes |
| 05/16/2012 | CN101326233B Lecithin-starches compositions, preparation thereof and paper products having oil and grease resistance, and/or release properties |
| 05/15/2012 | CA2521111C Aqueous compositions and their use in the manufacture of paper and paperboard |
| 05/10/2012 | WO2012061107A1 Method of applying fugitive hydrophobic treatment to tissue product |
| 05/10/2012 | WO2012059650A2 Process for manufacturing paper and board |
| 05/10/2012 | US20120114736 Zeolite composite materials for waste odor control |
| 05/10/2012 | US20120111520 Method for the preparation of acid-tolerant calcium carbonate fillers and filled paper based on high-lignin-content deinked pulp derived from recycled newspaper |