| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 12/20/2001 | US20010053571 Method for forming a thin film |
| 12/19/2001 | EP1164220A1 Surface treatment of coating base paper |
| 12/19/2001 | EP0986671B1 Improved papermaking processes |
| 12/19/2001 | EP0981665B1 Improved papermaking processes |
| 12/19/2001 | CN1327013A Cross linkable polysiloxanes composition |
| 12/19/2001 | CN1326715A 唇口涂敷型涂敷装置 Lip coating applicator device |
| 12/18/2001 | CA2185768C Coating composition for paper and paper boards containing starch and smectite clay |
| 12/13/2001 | WO2001094699A1 A method of making paper |
| 12/13/2001 | WO2001094697A2 Biodegradable coated substrates |
| 12/13/2001 | WO2001036111A3 Method for production of a foil-like support material coated with an adhesive |
| 12/12/2001 | EP0941383B1 Manufacture of paper |
| 12/12/2001 | EP0885328B1 Clay compositions and their use in paper making |
| 12/12/2001 | EP0826088B1 Hydrostatic shear inducing short dwell coater |
| 12/11/2001 | US6328853 Compliant top plate doctoring apparatus |
| 12/11/2001 | US6328851 Providing flow of paper stock, supplying paper stock to headbox, measuring flow of paper stock, conveying paper stock fromheadbox to former section in which a paper web is produced and from which white water is expelled, producing paper |
| 12/06/2001 | WO2001092005A1 Method of stabilizing composite media and media produced thereby |
| 12/06/2001 | US20010048976 Spraying paper or cardboard web |
| 12/05/2001 | EP0763159B1 Method for making paper |
| 12/04/2001 | CA2180373C Production of filled paper and compositions for use in this |
| 11/29/2001 | WO2000056468A9 Method and device for coating a support using a crosslinkable silicone composition |
| 11/28/2001 | CN1075576C Soft tissue paper containing an oil and polyhydroxy compound |
| 11/27/2001 | US6322627 Applicator device |
| 11/27/2001 | CA2059529C Treatment of fibrous materials |
| 11/22/2001 | WO2001088268A1 Method for treating the surface of a substrate and a device for carrying out said method |
| 11/22/2001 | WO2001088267A1 Process for making paper |
| 11/22/2001 | WO2001088265A2 Papermaking pulp and flocculant comprising acidic aqueous alumina sol |
| 11/22/2001 | WO2001088263A2 Control of paper color |
| 11/22/2001 | DE10024370A1 Device for surface processing of printed sheets includes first and second axially parallel rollers and heater for heating printed sheet in area of rolling gap between the two rollers |
| 11/22/2001 | DE10023794A1 Applicator for direct/indirect coating of a moving paper/cardboard web has a lip at the entry side of the dosing gap with a doctor unit to shroud the stream of the coating jet and overcome the carried air layer |
| 11/21/2001 | EP0846201B1 Film applicator with entrained air removal and surface control |
| 11/21/2001 | CN1323368A Process for making soft tissue paper |
| 11/21/2001 | CN1323367A Soft tissue paper |
| 11/20/2001 | US6319552 Method of decreasing skip coating on a paper web |
| 11/20/2001 | US6319362 Modelling effect of flow retention agent on the amount of filler in white water and on paper ash content; high speed; papermaking |
| 11/20/2001 | US6319360 Production for mottled paper |
| 11/15/2001 | WO2001086064A1 Modeling a coloring process |
| 11/15/2001 | WO2001049933A3 A method of applying treatment chemicals to a fiber-based planar product and products obtained by said method |
| 11/13/2001 | US6316060 Metering coatings |
| 11/08/2001 | WO2001083118A1 Process for coating paperboard with a water-dispersible polyester polymer |
| 11/08/2001 | US20010038888 Pressure-saturating system for moving web |
| 11/07/2001 | CN1321209A Method of producing wetlaid thermobonded web-shaped fibrous material and material produced by the method |
| 11/06/2001 | US6312520 Coating blade having a wear-resistant edge |
| 10/31/2001 | EP1149202A1 Doctor blade mounting assembly |
| 10/31/2001 | CN1320144A Aqueous adhesive dispersions and the use in the production of multi-layered paper |
| 10/31/2001 | CN1319699A Technology for making high-density epoxy resin scraper |
| 10/30/2001 | US6310157 Anionic water soluble polymer made by reverse phase emulsion polymerization |
| 10/24/2001 | EP1147258A1 Aqueous polymeric emulsion compositions and their use for the sizing of paper |
| 10/24/2001 | EP1105573A4 A microparticle system in the paper making process |
| 10/23/2001 | US6306461 Method and apparatus for coating paper board and paper with high- viscosity coating mixes |
| 10/23/2001 | US6306408 Composition containing humidity regulators, for tissue products |
| 10/18/2001 | WO2001077437A1 Method of adsorption of cationic and anionic polymers on the surface of particles and paper or nonwoven product containing such particles |
| 10/18/2001 | WO2001076767A1 Vorrichtung zum auftragen von fliessfahigen stoffen auf eine oberflache eines bahnformigen materials |
| 10/18/2001 | WO2001051709A8 Paper product having enhanced printing properties and related method of manufacture |
| 10/18/2001 | CA2400718A1 Device for the application of fluid materials to a surface of a strip material |
| 10/17/2001 | EP1146171A1 Paper having improved print quality and method of making the same |
| 10/17/2001 | EP1144530A2 Aqueous adhesive dispersions and the use thereof in the production of multi-layered paper |
| 10/17/2001 | EP1144124A2 Process and apparatus for coating articles with liquid coating |
| 10/17/2001 | CN1318121A Acid colloid in microparticle system used in papermaking |
| 10/16/2001 | US6303187 Method and an apparatus for coating paperboard with a coating mix having a high solids content |
| 10/11/2001 | WO2001075228A1 Apparatus and method for measuring pulp quality |
| 10/11/2001 | WO2001074939A1 Improved methods for dispersing fibers within aqueous compositions |
| 10/11/2001 | US20010028995 Extrusion coating; improved adhesion of said coating via corona, ozone, flame, and plasma treatment |
| 10/11/2001 | DE10012465A1 Assembly for coating the surfaces of a paper/cardboard web at the papermaking machine has a setting unit to act on the press rollers against their springs to give a low linear pressure in the press gap |
| 10/10/2001 | EP1143068A2 Manufacture of paper |
| 10/10/2001 | EP1142647A2 Coating apparatus and coating method |
| 10/10/2001 | EP1029125A4 Polymer composition for improved retention, drainage and formation in papermaking |
| 10/10/2001 | CN1316568A Paper roll and its preparing process |
| 10/09/2001 | US6299728 Multi-ply paper |
| 10/04/2001 | WO2001072433A1 Arrangement for feeding a treatment substance to an application device |
| 10/02/2001 | CA2180372C Production of filled paper and compositions for use in this |
| 09/27/2001 | US20010024730 Using primer emulsion |
| 09/26/2001 | EP1136614A1 Method for forming a thin film |
| 09/26/2001 | EP1135555A1 Paper making method using a novel retention system comprising a precipitated silica and a cationic polymer |
| 09/26/2001 | CN1314962A Manufacture of paper |
| 09/20/2001 | WO2001068982A1 Application device |
| 09/20/2001 | WO2001068981A1 Application device |
| 09/20/2001 | WO2001068269A1 Device for coating a material web, especially paper or cardboard web |
| 09/20/2001 | DE19963827A1 Verfahren zur Applikation von Behandlungschemikalien auf ein flächiges Erzeugnis auf Faserbasis und damit hergestellte Produkte A process for the application of treatment chemicals to a planar fiber-based product and thus made products |
| 09/20/2001 | DE10012347A1 Curtain coating applicator for a moving paper/cardboard web has electrodes at given electrical potentials to generate magnetic fields to affect the coating medium flow between the applicator and web surface in direct or indirect coating |
| 09/20/2001 | DE10012345A1 Web coating station, for paper or cardboard, comprises applicator with delivery jet, to form structured free-fall coating curtain to moving web surface, with adjustments to set relative alignments of applicator and web |
| 09/20/2001 | DE10012344A1 Continuous liquid curtain coating, for paper or card operates under specified conditions of temperature, pressure and viscosity, leaving thin wet film on surface |
| 09/20/2001 | DE10012257A1 Coating equipment for paper or card manufacture or finishing, includes air boundary layer reduction unit in form of suction device with sliding resilient sections |
| 09/20/2001 | DE10012256A1 Curtain coating applicator for a moving paper/cardboard web has electrodes at given electrical potentials to generate magnetic fields to affect the coating medium flow between the applicator and web surface in direct or indirect coating |
| 09/20/2001 | CA2403004A1 Application device |
| 09/20/2001 | CA2403002A1 Application device |
| 09/19/2001 | EP0944438B1 Coating blade |
| 09/18/2001 | US6291552 Method for producing a glass mat |
| 09/18/2001 | US6291017 Applying to surface of web first coat layer which is levelled by means of smoothing element, subsequently applying second coat layer by means of transfer roll applicator |
| 09/18/2001 | US6289841 Method and apparatus for controlled placement of a polymer composition into a web |
| 09/13/2001 | DE10011769A1 Device for application of free flowing substances onto surface of web-form material has outwards directed flow of medium from roller's longitudinal axis in area adjacent to roller's generated surface |
| 09/12/2001 | EP1131486A1 Process for making soft tissue paper |
| 09/12/2001 | EP1131485A1 Strengthening compositions and treatments for lignocellulosic materials |
| 09/12/2001 | CN1312872A A microparticle system in the paper making process |
| 09/12/2001 | CN1312871A A process to improve the drain age rate and retention of fines during paper making |
| 09/12/2001 | CN1312413A Color paper painting and coloring process |
| 09/12/2001 | CN1070967C Process for applying a thin film containing low levels of a functional-polysiloxane and a nonfunctional-polysiloxane to tissue paper |
| 09/11/2001 | US6287417 Foamable liquid containing surfactant is sparged with air or gas forming foam enriched in surfactant and residual liquid depleted in surfactant, foam is separated from residual liquid and resolved into foamable liquid by separating gas or air |
| 09/05/2001 | EP1130460A1 Process for the preparation of polymer laminated base paper and polymer laminated photographic base paper obtainable by said process |
| 09/05/2001 | CN1070562C Soft and creped tissue paper |
| 09/04/2001 | US6284099 Sizing of paper |