| 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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| 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 | EP1777247A2 Reduced byproduct polyamidoamine-epihalohydrin resins |
| 04/25/2007 | EP1776401A1 Cationic polymers containing 2-mhydrocyethyl-methacrylic as promoters for asa sizing |
| 04/25/2007 | EP1294859B1 Novel laccase enzyme and the gene encoding the enzyme |
| 04/25/2007 | CN1954120A Board comprising hydrotalcite |
| 04/25/2007 | CN1954119A Low density printing paper |
| 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 | CN1312357C Purification decolouring technology of poly aluminium chloride solution used for paper making sizing precipitant |
| 04/25/2007 | CN1312278C Use of lipolytic enzymes for stickies control |
| 04/25/2007 | CN1312231C Grinding method |
| 04/24/2007 | US7208068 Dullish coated paper for printing |
| 04/24/2007 | US7208039 Hyperplaty clays and their use in paper coating and filling, methods for making same, and paper products having improved brightness |
| 04/24/2007 | CA2395937C Method for producing calcium carbonate |
| 04/24/2007 | CA2393797C Silica-based sols |
| 04/24/2007 | CA2391576C Paper making processes using enzyme and polymer combinations |
| 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 | WO2006024047A3 Nano-talc with hydrophobic coating |
| 04/18/2007 | EP1775141A1 Recording sheet with improved image dry time |
| 04/18/2007 | EP1774097A2 Use of cyclodextrin for reducing yellowing of pulp and paper |
| 04/18/2007 | EP1773915A1 Polyalkyldiallylamine-e pihalo hydrin resins as wet strength additives for papermaking and process for making the same |
| 04/18/2007 | EP1773900A1 Polymeric boronic acid derivatives and their use for papermaking |
| 04/18/2007 | EP1773889A1 Cationic crosslinked non-waxy starch products, a method for producing the starch products, and use in paper products |
| 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 | CN1950569A Article formed into sheet, method for producing the same and exothermic formed article |
| 04/18/2007 | CN1950407A Method for producing polymers that are predominantly formed from vinyl formamide |
| 04/18/2007 | CN1948616A Preparation method of inorganic polymer paper making adjuvant poly aluminium sulfate |
| 04/18/2007 | CN1311122C Method for delivering biologically active substances |
| 04/17/2007 | US7205369 High molecular weight cationic polymers obtained by post-polymerization crosslinking reaction |
| 04/17/2007 | CA2302567C Modified starch |
| 04/12/2007 | WO2007040735A2 Use of synthetic metal silicates for decreasing the deposition of contaminants during a papermaking process |
| 04/12/2007 | WO2007040281A1 Regenerated particle aggregate, process for producing regenerated particle aggregate, regenerated-particle-aggregate-containing paper containing regenerated particle aggregate as internal additive, and coated printing paper coated with regenerated particle aggregate |
| 04/12/2007 | WO2005123587A3 Recovery of nano zeolite crystallites |
| 04/12/2007 | US20070083018 Soft tissue hydrophilic tissue products containing polysiloxane and having unique absorbent properties |
| 04/12/2007 | US20070082139 Process for the flame-retardant treatment of fiber products |
| 04/11/2007 | EP1549491A4 Electrostatic charge dissipating hard laminate surfaces |
| 04/11/2007 | EP1492926B1 Improved molded fiber manufacturing |
| 04/11/2007 | CN1946572A Decorative paper comprising electrically charged fibres |
| 04/11/2007 | CN1944791A Environment-friendly pulping agent and process |
| 04/11/2007 | CN1944790A Method for preparing water base material for treating vacuum aluminum plated paper |
| 04/11/2007 | CN1309906C An apparatus and a method for controlling the alkalinity and pH of an industrial process |
| 04/11/2007 | CN1309904C Filler for the manufacture of base paper and method for the manufacture of base paper |
| 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 |
| 04/10/2007 | CA2343328C Precipitated calcium carbonate product having improved brightness and method of preparing the same |
| 04/10/2007 | CA2293623C Method of producing paper |
| 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 | EP1770110A2 Process of preparing polyamine-epihalohydrin resins with reduced byproduct content |
| 04/04/2007 | EP1770109A2 Process of preparing polyamine-epihalohydrin resins with reduced byproduct content |
| 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 | CN1308547C Paper softening compositions containing quaternary ammonium compound and high levels of free amine and soft tissue paper products comprising said compositions |
| 04/03/2007 | US7198841 Web containing pigment; applying power source |
| 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 |
| 04/03/2007 | CA2320805C Creping aid and method for creping paper |
| 04/03/2007 | CA2174585C Isocyanate compositions and cellulose products impregnated with the compositions |
| 04/03/2007 | CA2123460C Method for the production of a low-viscosity, water-soluble polymeric dispersion |
| 03/29/2007 | WO2007033601A1 Removal of colloids and soluble substances using cationic nanoparticles in the papermaking process |
| 03/29/2007 | WO2006034837A3 Method for producing a cellulose-based material and material produced therewith |
| 03/29/2007 | US20070072971 Fiber dispersant-containing systems |
| 03/29/2007 | US20070068643 Aluminum trihydrate containing slurries |
| 03/29/2007 | US20070068640 Method for loading a fibrous stock suspension and arrangement to implement the method. |
| 03/29/2007 | DE102005045445A1 Blister-arme Papierstreichmassen Blister poor paper coating slips |
| 03/29/2007 | CA2623459A1 Use cationic nano-particles to remove dissolved and colloidal substancesduring papermaking |
| 03/28/2007 | EP1766133A1 Product for use in papermaking and preparation thereof |
| 03/28/2007 | EP1766132A1 Pigment coated paper base |
| 03/28/2007 | EP1766130A1 Treatment of pulp |
| 03/28/2007 | EP1147258B1 Aqueous polymeric emulsion compositions and their use for the sizing of paper |
| 03/28/2007 | CN1938480A An additive, use of said additive in paper or board production, a method of improving paper or board manufacturing and a method of improving paper or board product |
| 03/28/2007 | CN1936434A Carbon crystal electrothermo-material and preparing method |
| 03/28/2007 | CN1936182A Method for preparing stainless steel lining paper |
| 03/28/2007 | CN1936179A Method for preparing high-curing modified-guar-gum contained aqueous solution |
| 03/28/2007 | CN1936178A High-curing modified-guar-gum-contained aqueous solution and preparing method |
| 03/28/2007 | CN1307343C Reducing odor in absorbent products |
| 03/28/2007 | CN1307206C Process for preparing a polymer dispersion |
| 03/28/2007 | CN1306875C Methods of using hop acids to control organisms |
| 03/27/2007 | US7196043 Process and composition for producing self-cleaning surfaces from aqueous systems |
| 03/27/2007 | US7195695 Treating cellulosic fibers with a caustic solution under non-mercerizing conditions, forming said caustic treated cellulosic fibers into a sheet; applying a polymeric carboxylic acid cross-linking agent, curing |
| 03/27/2007 | CA2403712C Absorbent sheet material having cut-resistant particles and methods for making the same |
| 03/27/2007 | CA2204452C Method of making an ultra soft, high basis weight tissue and product produced thereby |
| 03/27/2007 | CA2155906C Enzymes in combination with polyelectrolytes for enhancing the freeness of clarified sludge in papermaking |
| 03/22/2007 | US20070062662 Mg3-xLix) Si4 Na0.33 [Fx(OH)2-y]2 O10 in which x is 0 to 3.0; and y is 0.01 to 2.0; contaminants such as natural wood pitch, stickies, and white pitch from the repulping of coated broke |
| 03/22/2007 | US20070062660 Increasing retention and dewatering during the making of paper and paperboard products without sacrificing the properties by adding (Mg3-xLix) Si4 Na0.33 [Fy (OH)2-y]2 O10, wherein: x=0 to 3.0; and y=0.01 to 2.0. |
| 03/22/2007 | US20070062659 Use of starch with synthetic metal silicates for improving a papermaking process |
| 03/22/2007 | DE102005043800A1 Verfahren zur Herstellung von Papier, Pappe und Karton Process for the manufacture of paper and cardboard |
| 03/21/2007 | EP1189972B1 Process for preparing reduced byproduct polyamine-epihalohydrin resins |
| 03/21/2007 | CN1934316A Process for making paper |
| 03/21/2007 | CN1934315A Method for producing paper, paperboard and cardboard |
| 03/21/2007 | CN1934032A Silica-based sols and their production and use |
| 03/21/2007 | CN1932150A Zinc stearate water emulsified dispersed liquid and producing method thereof |
| 03/21/2007 | CN1306115C Tibetan paper and its preparing method |
| 03/20/2007 | US7192653 Prepreg |
| 03/15/2007 | WO2007002553A3 Felt and equipment surface conditioner |
| 03/15/2007 | US20070056706 Use of non-thermosetting polyamidoamines as dry-strength resins |
| 03/14/2007 | EP1762297A2 Use of weakly anionic copolymers as dispersing agent of an aqueous suspension of mineral materials, aqueous suspensions obtained and uses thereof. |
| 03/14/2007 | EP1761597A1 Composites of starch containing silicon, method for the production thereof, and use for making paper and board |