Patents
Sitemap › D21 - Paper-making; Production of cellulose › D21H - Pulp compositions; Preparation thereof not covered by subclasses ,; Impregnating or coating of paper; Treatment of finished paper not covered by class or subclass; Paper not otherwise provided 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
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)
12/1998
12/10/1998CA2292520A1 Dendrimeric polymers for the production of paper and board
12/09/1998EP0882157A1 Manufacture of softened cellulose fiber-based products
12/09/1998EP0882156A1 Sizing of paper
12/09/1998EP0882155A1 Softening lotion composition, use thereof in paper making, and resulting paper product
12/09/1998EP0882154A1 Softening lotion composition, use thereof in paper making, and resulting paper product
12/08/1998US5846663 Method of surface sizing paper comprising surface sizing paper with 2-oxetanone ketene multimer sizing agent
12/08/1998US5846647 Recording medium, ink-jet recording method using the same, and dispersion of alumina hydrate
12/08/1998US5846384 Process for the production of paper
12/08/1998US5846383 Process for producing structurally resistant paper
12/08/1998US5846382 Process for enhancing the whiteness, brightness and chromaticity of fillers and pigments
12/08/1998US5846308 Emulsifier system for rosin sizing agents
12/03/1998WO1998054413A1 Security paper and process for making the same
12/03/1998WO1998054412A1 Security paper having an embedded security thread
12/03/1998WO1998054411A1 Blow texturing nozzle, and a deflecting device for a blow texturing nozzle
12/03/1998WO1998054410A1 Coated board, a process for its manufacture, and containers and packaging formed therefrom
12/03/1998WO1998054409A1 Method of forming a transparent and gas-permeability decreasing coating to a paper or board web and a coat formulation for the method
12/03/1998WO1998054237A1 Resins of amphoteric aldehyde polymers and use of said resins as temporary wet-strength or dry-strength resins for paper
12/03/1998WO1998039163A3 Value or security product with luminescent security elements and method for the production and use thereof in respect to visual and machine-operated detection of authenticity
12/03/1998CA2291142A1 Security paper having an embedded security thread
12/03/1998CA2289470A1 Security paper and process for making the same
12/03/1998CA2261960A1 Resins of amphoteric aldehyde polymers and use of said resins as temporary wet-strength or dry-strength resins for paper
12/02/1998EP0880620A1 Production of filled paper and compositions for use in this
12/02/1998EP0880618A1 Production of filled paper and compositions for use in this
12/02/1998EP0880617A1 Paper surface sizing agents, method of use and surface sized paper
12/02/1998EP0861115A4 Defoamer/antifoam composition
12/02/1998EP0797601B1 Stable water-in-oil emulsions of hydrolysed polymers of n-vinyl amides, their preparation and their use
12/02/1998EP0697832B1 Toilet seat cover
12/02/1998CN1200781A Soft treated tissue
12/02/1998CN1200780A Soft tissue paper from coarse cellulose fibers
12/02/1998CN1200422A Glue used in paper-making, and process for producing same
12/02/1998CN1041007C Anti-counterfeit and coated white card paper and process for preparing same
12/01/1998US5844101 Light-fast disazo dyestuffs
12/01/1998US5843763 Dehalogenation of organohalogen-containing compounds
12/01/1998US5843566 Laminated transparent paper
12/01/1998US5843278 Method of producing soft paper products
12/01/1998CA2005087C Method for avoiding pitch troubles
11/1998
11/26/1998WO1998052877A1 Method of water treatment using zeolite crystalloid coagulants
11/26/1998WO1998052745A1 Thin absorbent pads for food products
11/26/1998CA2285927A1 Thin absorbent pads for food products
11/25/1998EP0879917A2 Paper treatment composition
11/25/1998EP0879793A1 A process for treating water to inhibit scale formation
11/25/1998EP0879260A1 Process for the preparation of cross-linked polymers
11/24/1998US5840804 Crosslinked water-soluble polymer dispersions
11/24/1998US5840403 Multi-elevational tissue paper containing selectively disposed chemical papermaking additive
11/24/1998US5840158 Adding conditioned colloidal silica sol and a cationically-charged water-soluble polymer as coagulants and a flocculant
11/19/1998WO1998051862A1 Soft multi-ply tissue paper having a surface deposited strengthening agent
11/19/1998WO1998051861A1 Multilayered paper
11/19/1998WO1998051860A1 Aragonitic precipitated calcium carbonate pigment for coating rotogravure printing papers
11/19/1998WO1998051149A1 Stabilized solutions of bromonitromethane and their use as biocides
11/19/1998CA2290093A1 Stabilized solutions of bromonitromethane and their use as biocides
11/19/1998CA2258719A1 Multilayered paper
11/18/1998EP0878493A1 Mostly watersoluble cationized solids so their preparation and use
11/18/1998EP0878446A1 A proces for sequestration of water hardness ions
11/18/1998EP0877840A1 Emulsifier system for rosin sizing agents
11/18/1998CN1199439A Method and compositions for sizing paper
11/18/1998CN1199421A Method and chemical compounds for modifying polymers
11/17/1998US5837768 Multipolymer blend of polyoxazoline, polyethyleneimine and modified polyethyleneimine
11/17/1998US5837100 Adding cationic (meth)acrylamide or (meth)acrylate copolymer and coagulant to papermaking slurry
11/12/1998WO1998050630A1 Method for producing paper, paperboard and cardboard
11/12/1998WO1998050629A1 Method for the preparation of cellulose pulp, cellulose pulp to be used in absorption products, and absorption product
11/12/1998WO1998033982A3 Sizing of paper
11/12/1998DE19719059A1 Verfahren zur Herstellung von Papier, Pappe und Karton Process for the manufacture of paper and cardboard
11/11/1998EP0877121A1 Suspension for solventless manufacturing of silicon resin bound papers based on stratified silicates
11/11/1998EP0877120A1 Papermaking process
11/11/1998EP0876535A1 Method for marking paper and apparatus for detected marked paper
11/11/1998CN1198309A Method of marking cigarette paper
11/11/1998CN1040679C Pudendum-cleaning paper napkin and making method thereof
11/10/1998US5833747 Forming precipitated calcium carbonate by carbonating aqueous lime-containing medium to produce aqueous suspension of calcium carbonate, comminuting
11/05/1998WO1998049397A1 Process for surface sizing paper and paper prepared thereby
11/05/1998DE19741357C1 Foam suppressant preparation used in paper manufacture
11/05/1998CA2261602A1 Process for surface sizing paper and paper prepared thereby
11/04/1998EP0875553A1 Detergent composition
11/04/1998EP0579708B1 Lipase-catalyzed ester hydrolysis
11/03/1998US5830487 Anti-viral, anhydrous, and mild skin lotions for application to tissue paper products
11/03/1998US5830320 Method of enhancing strength of paper products and the resulting products
11/03/1998US5830241 Fluorescent whitening agent formulation
11/03/1998CA2125846C Process for preparation of high opacity precipitated calcium carbonate by reacting sodium carbonate with calcium hydroxide
11/03/1998CA1340108C Adhesive material for creping of fibrous webs
10/1998
10/30/1998CA2230433A1 Method for making soft tissues
10/29/1998WO1998048112A1 Process for producing paper, paperboard and cardboard
10/29/1998DE19716821A1 Verfahren zur Herstellung von Papier, Pappe und Karton Process for the manufacture of paper and cardboard
10/28/1998EP0874000A2 Natural substituted powdered polymers, a process for production and their applications
10/28/1998EP0873448A1 Security paper
10/28/1998EP0873371A1 Method of producing water-soluble condensates and addition products containing amino groups, and use of said condensates and addition products
10/28/1998EP0856083A4 Method of creping a paper
10/28/1998CN1196883A Fabric protectant
10/27/1998US5827398 Production of filled paper
10/22/1998WO1998046828A1 Method for producing paper, pulpboard and cardboard
10/22/1998DE19715832A1 Verfahren zur Herstellung von Papier, Pappe und Karton Process for the manufacture of paper and cardboard
10/21/1998EP0871596A1 Use of mannanases as slime control agents
10/21/1998EP0773872B1 A security product, a film and a method of manufacture of a security product
10/21/1998CN1196767A Method for making soft tissue with improved bulk-softness and surface softness
10/20/1998US5824192 Laying a mixture of lignocellulose fibers in a wire screen, applying drainage aid of phenolic resin, sulfonated melamine formaldehyde resin and naphthalenesulfonate salt with polyether resin
10/20/1998US5824191 Process for making a paper based product employing a polymeric latex binder
10/20/1998US5824190 Applying to surface a polymer layer and polyacrylamide for paper reinforcement
10/15/1998WO1998045536A1 Method for producing high dry-strength paper, pulpboard and cardboard
10/15/1998WO1998045394A2 Composition useful for fabric softening applications and processes for the preparation thereof
10/15/1998WO1998045102A1 Method for modifying papermaking sludge and products made therefrom
10/15/1998CA2285538A1 Composition useful for fabric softening applications and processes for the preparation thereof
10/14/1998EP0870089A1 Surface treated security paper and method and device for producing surface treated security paper
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