| 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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| 05/09/2007 | CN1958948A Base paper for total heat exchanger element |
| 05/09/2007 | CN1958947A Method of manufacturing paper |
| 05/09/2007 | CN1314716C High molecular weight cationic and anionic polymers comprising zwitterionic monomers |
| 05/08/2007 | US7214728 Water-soluble, principal component and a pigment fraction formed by mixing together a mineral material comprising talc or other phyllosilicate particles and a binder |
| 05/08/2007 | US7214633 Pretreatment with mixture of polyvinylamine and anionic polymer; before acid dyes |
| 05/03/2007 | WO2007050759A1 Calcium carbonate marking fluid receptors |
| 05/03/2007 | WO2007049709A1 Cationic surface sizing agent and base paper for newspaper |
| 05/03/2007 | WO2007049669A1 Ic tag-embedded paper |
| 05/03/2007 | WO2007049528A1 Papermaking method and papermaking system |
| 05/03/2007 | WO2007048878A1 Multi-layered paper and a process for preparing it |
| 05/03/2007 | WO2007048720A1 A composition for whitening paper |
| 05/03/2007 | US20070095493 Production of paper using slica-based-sols |
| 05/03/2007 | DE102005051589A1 Fettsäureanhydride enthaltende Dispersionspulver Fatty acid anhydrides containing dispersion powder |
| 05/03/2007 | CA2627471A1 Papermaking method and papermaking system |
| 05/02/2007 | EP1778917A1 Fluorescent pigments for coating compositions |
| 05/02/2007 | CN2895503Y Paper article with bamboo-charcoal particles |
| 05/02/2007 | CN1957141A Method for producing creped paper |
| 05/02/2007 | CN1313676C Composite false-proof safety thread and its production method, false-proof paper applying the safety thread |
| 05/02/2007 | CN1313675C Anticounterfeit paper and manufacturing method thereof |
| 05/01/2007 | US7211608 A modified filler used in the making of paper or the like, preparation of the filler and its use. The modified filler comprises a filler known as such, e.g. calcium carbonate, kaolin, talc, titanium dioxide, sodium silicate and aluminum |
| 05/01/2007 | US7211529 Fire-resistant panel comprising loess and fire-resistant decorative panel using the same |
| 05/01/2007 | CA2344198C Security paper and other security items |
| 05/01/2007 | CA2313544C Anionic polymer products and processes |
| 05/01/2007 | CA2226943C Tissue products containing softeners and silicone glycol |
| 04/26/2007 | WO2007045587A1 Reducing the water and water vapour absorbence and enhancing the dimensional stability of paper and paper products and use of coated paper products |
| 04/26/2007 | WO2006069657A3 Paper mass-gluing method |
| 04/26/2007 | US20070090196 Relatively small security elements, production method thereof, sheet and security document comprising same |
| 04/26/2007 | US20070089847 Anti-microbial paper products having a substituted 1,2-dihydroquinoline |
| 04/26/2007 | US20070089846 Silver-impregnated lignocellulose (sil): process for making and using same |
| 04/26/2007 | DE112005000332T5 Verfahren zur Oberflächenbehandlung von Wellpappenrohpapier, um dessen Festigkeit zu erhöhen A method of surface treatment of corrugated board to increase its strength |
| 04/26/2007 | DE102005050658A1 Verfahren zur Verminderung der Absorption von Wasser und Wasserdampf und zur Erhöhung der Dimensionsstabilität von Papier und Papierprodukten und Verwendung von beschichteten Papierprodukten A process for reducing the absorption of water and water vapor and for increasing the dimensional stability of paper and paper products, and use of coated paper products |
| 04/26/2007 | CA2625075A1 Reducing the water and water vapour absorbence and enhancing the dimensional stability of paper and paper products and use of coated paper products |
| 04/25/2007 | CN1954021A Anionic water-in-water polymer dispersion, method for the production thereof and its use |
| 04/25/2007 | CN1952259A Use of medical stone in manufacturing paper and paper board |
| 04/25/2007 | CN1952258A Use of gallnut in manufacturing paper and paper board |
| 04/25/2007 | CN1951198A Compound Chinese medicinal anticorrosion preparation containing Chinese clematis, its preparation process and use |
| 04/25/2007 | CN1312357C Purification decolouring technology of poly aluminium chloride solution used for paper making sizing precipitant |
| 04/25/2007 | CN1312356C Newsprinting paper for lithopraphic printing |
| 04/25/2007 | CN1312278C Use of lipolytic enzymes for stickies control |
| 04/24/2007 | US7208068 Dullish coated paper for printing |
| 04/24/2007 | CA2393797C Silica-based sols |
| 04/24/2007 | CA2375399C Stable silica sols of high surface area and improved activity |
| 04/24/2007 | CA2128173C Compositions and methods for improving performance during separation of solids from liquid particulate dispersions |
| 04/19/2007 | WO2007044398A2 Anti-microbial paper products having a substituted 1,2-dihydroquinoline |
| 04/19/2007 | WO2007042637A1 Method for producing a sheet of fibrous material comprising localized portions of fibrous material |
| 04/19/2007 | WO2007042131A1 Security paper comprising windows |
| 04/19/2007 | WO2006024047A3 Nano-talc with hydrophobic coating |
| 04/19/2007 | US20070087136 Composition includes an alkenyl succinic anhydride sizing agent or an alkyl ketene dimer sizing agent incorporated into the paper during a wet end operation of papermaking; fast dry times |
| 04/19/2007 | DE102005049168A1 Sicherheitspapier mit Fenster Security paper with window |
| 04/19/2007 | DE102005049167A1 Sicherheitspapier Security paper |
| 04/18/2007 | EP1775141A1 Recording sheet with improved image dry time |
| 04/18/2007 | EP1774100A1 Paper substrates containing an antimicrobial compound as well as methods of making and using the same |
| 04/18/2007 | EP1774099A1 Paper product with increased relative wet tensile strength and softness method for production and use thereof |
| 04/18/2007 | EP1774098A1 Cationic dispersions for sizing paper |
| 04/18/2007 | EP1773900A1 Polymeric boronic acid derivatives and their use for papermaking |
| 04/18/2007 | EP1464484B1 Decorative paper |
| 04/18/2007 | CN2890143Y Anti-counterfeiting coated ivory board |
| 04/18/2007 | CN1950571A Method for the production of paper and cardboard, corresponding novel retention and draining agents, and paper and cardboard thus obtained |
| 04/18/2007 | CN1950570A Improvements in substrates incorporating security devices |
| 04/18/2007 | CN1950569A Article formed into sheet, method for producing the same and exothermic formed article |
| 04/18/2007 | CN1948616A Preparation method of inorganic polymer paper making adjuvant poly aluminium sulfate |
| 04/18/2007 | CN1947525A Anti-rot agent of compounding traditional Chinese medicine contg. emblic, and its prepn. method and use |
| 04/18/2007 | CN1947524A Anti-rot agent of traditional Chinese compounding medicine contg. Portulaca oleracea, its prepn. method and use |
| 04/18/2007 | CN1947523A Anti-rot agent contg. compounding traditional Chinese herb medicine bark of magnolia, prepn. method and use thereof |
| 04/18/2007 | CN1311132C Process for making special type paper by utilizing fowl feather |
| 04/17/2007 | US7205369 High molecular weight cationic polymers obtained by post-polymerization crosslinking reaction |
| 04/12/2007 | WO2007040736A1 Use of synthetic metal silicates for increasing retention and drainage during a papermaking process |
| 04/12/2007 | WO2007040735A2 Use of synthetic metal silicates for decreasing the deposition of contaminants during a papermaking process |
| 04/12/2007 | WO2007020359A3 Sheet material and production method thereof |
| 04/12/2007 | WO2005123587A3 Recovery of nano zeolite crystallites |
| 04/12/2007 | US20070083040 Storagestable concentrated aqueous solutions of anionic dis-or tetrazo dyestuffs |
| 04/12/2007 | US20070082194 borax and diammonium phosphate introduced into the paper; fire retardant systems of embodiments of the present invention not be significantly degraded when the resin treated fibrous material is continuously immersed in running water |
| 04/12/2007 | US20070082139 Process for the flame-retardant treatment of fiber products |
| 04/12/2007 | DE102005047609A1 Echtheitssicherung von Wertdokumenten mittels Merkmalsstoffen Securing the authenticity of documents of value by means of feature substances |
| 04/12/2007 | CA2623361A1 Use of synthetic metal silicates for increasing retention and drainage during a papermaking process |
| 04/11/2007 | EP1771624A2 Curtain coating process using a high solids content composition, and coated product |
| 04/11/2007 | EP1492926B1 Improved molded fiber manufacturing |
| 04/11/2007 | CN1946905A Tissue paper with protruding lotion deposits |
| 04/11/2007 | CN1946903A Fibrous structures comprising a transferable agent |
| 04/11/2007 | CN1946564A Optical brighteners for inkjetrinting substrates |
| 04/11/2007 | CN1944792A Sizing agent for treating paper surface and its preparing method and use |
| 04/11/2007 | CN1944791A Environment-friendly pulping agent and process |
| 04/11/2007 | CN1309905C Paper for lithographic printing |
| 04/11/2007 | CN1309904C Filler for the manufacture of base paper and method for the manufacture of base paper |
| 04/11/2007 | CN1309789C Use of copper complexes of disazo dyes for dyeing natural and synthetic material |
| 04/10/2007 | US7201826 High performance natural zeolite microparticle retention aid for papermaking |
| 04/10/2007 | CA2392699C Cellulose products comprising silicate and processes for preparing the same |
| 04/05/2007 | WO2007037680A1 Recording support |
| 04/05/2007 | WO2007036696A1 Security device for security substrates |
| 04/05/2007 | WO2007008945A8 Use of non-thermosetting polyamidoamines as dry-strength resins |
| 04/05/2007 | US20070074641 Mixtures of solids, consisting of a reactive sizing agent and starch, method for producing said mixtures and use thereof |
| 04/04/2007 | EP1770212A1 Article formed into sheet, method for producing the same and exothermic formed article |
| 04/04/2007 | CN1942631A Use of protein hydrolysate derived from keratin-containing material in the wet-end of a papermaking process |
| 04/04/2007 | CN1942630A Paper manufacturing process |
| 04/04/2007 | CN1940178A Removal of colloid and soluble substance during papermaking process by cationic nano-grain |
| 04/04/2007 | CN1308548C Method and equipment for manufacturing false proof paper possessing transparent window |
| 04/04/2007 | CN1308547C Paper softening compositions containing quaternary ammonium compound and high levels of free amine and soft tissue paper products comprising said compositions |
| 04/04/2007 | CN1308295C Process for preparation of sulphonated distyryl-biphenyl compounds |
| 04/03/2007 | US7198731 Optical brighteners |
| 04/03/2007 | US7198696 Basing continuing addition of filler exclusively on the level of the filler concentration measured in the white water or in the stock; basing continuing addition of retention agent exclusively on the amount of filler measured in the paper |