| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 02/16/2010 | CA2284931C Production of paper, board and cardboard having high dry strength |
| 02/11/2010 | US20100031618 High dust holding capacity filter media |
| 02/11/2010 | DE102005036541B9 Verfahren zum Herstellen einer insbesondere mittels eines Tintenstrahldruckverfahrens bedruckbaren Papieroberfläche, Papierbahn sowie damit beschichteter Gegenstand A method for manufacturing a printable in particular by means of an ink jet printing process paper surface, the paper web and thus coated article |
| 02/10/2010 | CN201400830Y Drying cylinder surface liquid applying device |
| 02/04/2010 | WO2010014704A1 Sizing solution delivery systems for a sizing press and methods for reducing sizing solution volumes during operation thereof |
| 02/03/2010 | EP2149399A1 Slit coating head |
| 02/03/2010 | CN201395745Y Automatic UV glazing machine |
| 02/03/2010 | CN101638872A Anti-counterfeiting paper spraying device and method |
| 02/02/2010 | CA2410258C Method of stabilizing composite media and media produced thereby |
| 01/28/2010 | DE102008040584A1 Machine for coating a fluid or pasty coating medium on a surface of a moving material web such as paper or cardboard by curtain coating tool, comprises a curtain coating head, which is implemented with a discharge opening arrangement |
| 01/28/2010 | DE102008034678A1 Process for dewatering of fibrous suspensions, dispersions and slurries during paper manufacturing, where the dewatered product contains polymer, which changes its structure according to the variation in the physical environment conditions |
| 01/27/2010 | EP2146805A2 Materials having a textured surface and methods for producing same |
| 01/27/2010 | CN101634123A Method for preparing water-resistant high-strength functional paper |
| 01/27/2010 | CN100585076C Method and arrangement in the manufacture of coating |
| 01/21/2010 | DE102008040419A1 Curtain-coating unit for coating paper, cardboard or other fiber web with fluid to pasty coating medium in the form of single or multilayered curtain, comprises a discharge nozzle, a drip pan and/or an air barrier removing unit |
| 01/21/2010 | DE102008040414A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium in the form of one or more layered curtain, comprises a function unit of curtain coating head and drip pan |
| 01/21/2010 | DE102008040409A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium in the form of one or more layered curtain, comprises a curtain coating head arranged over the fiber material web |
| 01/21/2010 | DE102008040407A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium in the form of one or more layered curtain, comprises a curtain coating head arranged over the fiber material web |
| 01/21/2010 | DE102008040406A1 Vorhang-Auftragswerk Curtain coater |
| 01/21/2010 | DE102008040405A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium, comprises a curtain coating head arranged above the fiber material web for obtaining single or multi-layered curtain |
| 01/21/2010 | DE102008040404A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium in the form of one or more layered curtain, comprises a function unit of curtain coating head and drip pan |
| 01/21/2010 | DE102008040403A1 Vorhang-Auftragswerk Curtain coater |
| 01/21/2010 | DE102008040402A1 Curtain-coating unit for coating a moving paper, cardboard or other fiber web with fluid to pasty coating medium in the form of one or more layered curtain, comprises a function unit of curtain coating head and drip pan |
| 01/20/2010 | EP2146003A2 Curtain application device |
| 01/20/2010 | EP2145693A1 Monitoring of a coating agent flow when being applied to a paper, cardboard or other fibre sheet lengths |
| 01/20/2010 | EP2144712A1 Apparatus and method for treating materials with compositions |
| 01/20/2010 | EP1620604B1 Method for producing coated paper with pearlescent effect |
| 01/20/2010 | EP1099025B1 Method and apparatus for treating the surface of a web |
| 01/20/2010 | CN101629401A Paper automatic tin foil machine |
| 01/20/2010 | CN101629400A Method for producing polishing-free primer paper |
| 01/20/2010 | CN100582368C Solid wall paper and its production method and use |
| 01/20/2010 | CN100582367C Fibrous structure comprising a fiber flexibilizing agent system |
| 01/19/2010 | CA2329918C Paper stock zeta potential measurement and control |
| 01/14/2010 | US20100006251 Method and arrangement for the production of a wood-free coated, matte or semi-matte paper web |
| 01/13/2010 | CN101624800A Chemical treatment method for improving sulfite straw pulp alkyl ketene dimer sizing |
| 01/13/2010 | CN100580180C Cardboard thickening agent and manufacturing method and uses thereof |
| 01/12/2010 | CA2347202C Improved paper sizing agents and methods of making the agents and sizing paper |
| 01/07/2010 | WO2010001153A1 Coating process with re-use of the removed coating excess |
| 01/07/2010 | DE102008040057A1 Process for surface treatment, preferably surface sizing, of continuous material web, preferably paper or cardboard, comprises applying starch containing surface treatment agent as pre-dosed film on the web using a film applying device |
| 01/06/2010 | EP2139612A1 Roller coating system for web based substrates |
| 01/05/2010 | US7642490 Single ply paper product, method for manufacturing, and article |
| 01/05/2010 | US7641765 Method for production of coated paper with extreme whiteness |
| 12/31/2009 | US20090321026 Paper products and methods and systems for manufacturing such products |
| 12/31/2009 | DE20221974U1 Vorrichtung zum Beschichten einer Materialbahn Apparatus for coating a material web |
| 12/30/2009 | EP1738026B1 Paper tissue with high lotion transferability |
| 12/30/2009 | CN201372390Y Ink soaking type waste paper repairing machine |
| 12/30/2009 | CN101613981A Method for manufacturing toilet soap paper |
| 12/24/2009 | US20090317549 Composition and recording sheet with improved optical properties |
| 12/23/2009 | CN101608418A Paper and paperboard dyeing method |
| 12/23/2009 | CN101608417A Dry spraying decorative paper and manufacturing technology thereof |
| 12/23/2009 | CN101608415A Preparation method of aramid fiber powdery pulp for papermaking filling and application thereof in papermaking |
| 12/23/2009 | CN100572660C Scraper assembly |
| 12/22/2009 | CA2336869C Additive for paper making |
| 12/22/2009 | CA2294644C Surface coatings |
| 12/17/2009 | DE102008002351A1 Curtain coater to deliver liquid to pasty application medium on surface of running paper-, cardboard- or other fibrous material web in form of single/multi-layered curtain, comprises curtain application head, and application medium chamber |
| 12/15/2009 | CA2284748C Multilayer lineboard having improved printing properties and related method of manufacture |
| 12/10/2009 | US20090301303 Method and Apparatus for Degassing Coating Material |
| 12/10/2009 | DE102008002280A1 Verfahren zur Herstellung von Testliner und/oder Wellenstoff Process for the preparation of testliner and / or fluting |
| 12/10/2009 | DE102008002278A1 Verfahren zur Herstellung von Testliner und/oder Wellenstoff Process for the preparation of testliner and / or fluting |
| 12/09/2009 | EP1789201B1 Method and apparatus for feeding chemical into a liquid flow |
| 12/09/2009 | CN101597876A New technique of starch addition used for improving paper strength |
| 12/09/2009 | CN101597875A New technique for improving paper strength by joint gelatinization of starch and pulp |
| 12/09/2009 | CN101597874A Production technology of embossing laminating release paper |
| 12/09/2009 | CN100567639C Tissue paper with protruding lotion deposits |
| 12/03/2009 | WO2009144017A1 Device for applying application means as needed, particularly in the paper-processing industry, before and/or after printing |
| 12/03/2009 | US20090294080 Glossy paper |
| 12/03/2009 | DE102008025462A1 Vorrichtung zum bedarfsweisen Auftragen von Auftragsmitteln, insbesondere in der papierverarbeitenden Industrie vor und/oder nach dem Druck Apparatus for required application by application means, in particular in the paper processing industry prior to and / or after the printing |
| 12/02/2009 | EP1518025B1 Strong and dispersible paper products |
| 12/02/2009 | CN101591871A Urea resin composite paper board and preparation and application thereof |
| 12/02/2009 | CN101591870A Process for preparing high-strength pulp plate |
| 12/02/2009 | CN101591868A Preparation for carbon fiber paper used for gas diffusion layer of proton exchange membrane fuel cell |
| 12/02/2009 | CN101589681A Completely degraded plastic film and method for producing same |
| 12/02/2009 | CN100564670C Triazinnylaminostilbene disulphonic acid mixtures |
| 11/26/2009 | DE202009011396U1 Eine in eine Papier-/Kartonmaschine integrierte Streich- und Kalandrierungsanlage A built-in a paper / board machine String and Kalandrierungsanlage |
| 11/25/2009 | CN101586318A Coated white-top kraft liner board and manufacturing method thereof |
| 11/25/2009 | CN101586317A Coated white-top kraft liner board and manufacturing method thereof |
| 11/19/2009 | US20090286885 Ethylene-tetrafluoroethylene phosphate composition |
| 11/19/2009 | US20090283232 Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtained |
| 11/18/2009 | EP2119826A1 Method and device for moistening a fibrous web |
| 11/18/2009 | EP2118366A2 Offset-printable coated white paper having a high fluorescence intensity and method for producing same |
| 11/18/2009 | EP1423444B9 Amphoteric polymer resins that increase the rate of sizing development |
| 11/18/2009 | CN101581059A Method for producing matte super-sensitive paper |
| 11/18/2009 | CN101581058A Method for producing coating light-weight super-sensitive paper |
| 11/18/2009 | CN101581056A Method for producing metallic leatherette paper |
| 11/18/2009 | CN101581055A Light coated white craft paper and method for manufacturing same |
| 11/18/2009 | CN100560862C Technique for producing window-open type broad safety line money paper by single-circle mesh paper machine |
| 11/12/2009 | WO2008107617A9 Offset-printable coated white paper having a high fluorescence intensity and method for producing same |
| 11/12/2009 | US20090277597 Method for producing paper and cardboard |
| 11/11/2009 | CN100558984C Machine for producing and treating a sheet of material |
| 11/11/2009 | CN100558983C Paper and materials and processes for its production |
| 11/05/2009 | WO2009106968A3 Method for producing particles electrostatically |
| 11/05/2009 | WO2009092761A3 Papermaking coating station with pressure-sensitive film roll |
| 11/05/2009 | US20090272506 Papers with a high filler material content and high dry strength |
| 11/05/2009 | US20090272505 Method for finishing paper and paper products |
| 11/04/2009 | EP2113608A2 Scraper device and grater device |
| 11/04/2009 | EP1252391B1 Method for improving printability and coatability of paper and board |
| 10/29/2009 | DE102005036541B4 Verfahren zum Herstellen einer insbesondere mittels eines Tintenstrahldruckverfahrens bedruckbaren Papieroberfläche, Papierbahn sowie damit beschichteter Gegenstand A method for manufacturing a printable in particular by means of an ink jet printing process paper surface, the paper web and thus coated article |
| 10/28/2009 | EP2111925A1 Curtain application device |
| 10/28/2009 | CN101565920A Antifake package material and method for preparing same |
| 10/28/2009 | CN101565917A Intaglio printing paper coating |