| 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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| 09/22/1999 | EP0943035A1 A process for the production of paper |
| 09/22/1999 | CN1229448A Chemically enhanced multi-density paper structure and method for making same |
| 09/22/1999 | CN1045216C Method for preparating neutral adhesive-applied fiber of alkyl ketene dipolymer |
| 09/21/1999 | US5955567 Method of producing cross-linked cationic polymers |
| 09/21/1999 | US5954921 Paper-sizing agents containing aqueous, solvent-free dispersions of cationic polymers and method of preparing sized paper by using these agents |
| 09/21/1999 | CA2138314C Acrylamide polymers and use thereof |
| 09/16/1999 | WO1999046781A1 Process of making a printed wiring board core stock and product formed therefrom |
| 09/16/1999 | WO1999046207A1 Aqueous dispersions |
| 09/16/1999 | WO1999045771A1 Tissue paper having antimicrobial skin lotion |
| 09/16/1999 | WO1999034315A3 Use of inorganic particles and method for marking and identifying a substrate or an article |
| 09/16/1999 | WO1999002693A8 Microbial swollenin protein; dna sequences encoding such swollenins and method of producing such swollenins |
| 09/15/1999 | EP0942099A2 Filler and pigment |
| 09/15/1999 | EP0941964A1 Process for producing silica particles suitable for use as filler for paper |
| 09/15/1999 | EP0941386A1 Production of paper and paper board |
| 09/15/1999 | EP0941385A1 Method of making sanitary paper products from recycled newspapers |
| 09/15/1999 | EP0941384A1 Rosin emulsion including starch derivative for paper sizing |
| 09/15/1999 | EP0941260A1 Fluorocopolymers for oil repelling and waterproofing treatment of various substrates |
| 09/15/1999 | EP0941062A2 Cleaning articles comprising a high internal phase inverse emulsion and a carrier with controlled absorbency |
| 09/15/1999 | EP0693915B1 Absorbent core for use in catamenial products |
| 09/15/1999 | CN1228822A Process for treating fibrous material and article thereof |
| 09/14/1999 | US5952394 Compositions and methods for inhibiting the deposition of organic contaminants in pulp and papermaking systems |
| 09/14/1999 | US5952091 Mixture of mineral filler, wood pulp and cellulose |
| 09/14/1999 | US5952068 Single walled container for storing hot or cold foods or liquids having a layer of thermal insulation comprised of void containing particles held together with a binder applied to outer part of the sidewall |
| 09/14/1999 | CA2161766C Toilet seat cover |
| 09/14/1999 | CA2125447C Process for treating rare-earth sulfides pigments; new pigments thus obtained and their use |
| 09/14/1999 | CA2121428C Rare-earth metal compositions; process for synthesizing them and use thereof |
| 09/14/1999 | CA2119998C Multifunctional maleate polymers |
| 09/12/1999 | CA2265234A1 Process for producing silica particles suitable for use as filler for paper |
| 09/10/1999 | WO1999045205A1 Absorbent paper product comprising three pleats and method for making same |
| 09/10/1999 | WO1999045201A1 Method for improved wet strength paper |
| 09/10/1999 | WO1999045200A1 Security fibers and process for the preparation thereof |
| 09/10/1999 | WO1999045199A1 Improved process for the preparation of security thread |
| 09/10/1999 | WO1999045198A1 Method for producing a non-woven glass fiber mat comprising bundles of fibers |
| 09/10/1999 | WO1999045051A1 Water-dispersible polyisocyanate preparations for producing repulpable paper |
| 09/10/1999 | WO1999045039A1 Aqueous dispersion of a polymer |
| 09/10/1999 | WO1999044424A1 Microbicidal compositions and methods using synergistic combinations of propiconazole and 2-mercaptobenzothiazole |
| 09/10/1999 | CA2322474A1 Water-dispersible polyisocyanate preparations for producing repulpable paper |
| 09/09/1999 | DE19809669A1 Wasserdispergierbare Polyisocyanatzubereitungen zur Herstellung von wiederaufschließbarem Papier Water-dispersible polyisocyanate for the production of paper wiederaufschließbarem |
| 09/08/1999 | EP0939846A1 Production of soft paper products from coarse cellulosic fibers |
| 09/08/1999 | EP0939844A1 Paper production process |
| 09/08/1999 | EP0939788A1 Aqueous dispersion polymers |
| 09/08/1999 | EP0756652B1 Improved paper formation |
| 09/07/1999 | US5948910 Water-soluble perylene dyestuffs, their preparation and their use |
| 09/07/1999 | US5948672 May be employed in the treatment cellulose-containing fabrics for harshness reduction or color clarification or to provide a localized variation in the color of such fabrics, or it may be employed in the treatment of paper pulp. |
| 09/07/1999 | US5948148 Water, inorganic acids, ammonium salts, sodium carbonate and pyrophosphate |
| 09/07/1999 | CA1340724C Process for treating a paper pulp with an enzymatic solution |
| 09/02/1999 | WO1999043887A1 Method and apparatus for feeding a chemical into a liquid flow |
| 09/02/1999 | WO1997046205A3 Anti-viral, anhydrous, and mild skin lotions for application to tissue paper products |
| 09/01/1999 | EP0938515A1 Polycondensation products and their use as dyeing aids |
| 09/01/1999 | EP0938417A1 Improvements in and relating to security documents |
| 08/31/1999 | US5944954 Using cationic starch adhesive |
| 08/31/1999 | US5944927 Security paper having an embedded security thread and a process for making the security paper |
| 08/26/1999 | WO1999042658A1 Antimicrobial treatment of currency paper |
| 08/26/1999 | WO1999042490A1 Fine-particle polymer dispersions for paper sizing |
| 08/26/1999 | WO1999042454A1 A process for the preparation of stilbene compounds |
| 08/26/1999 | DE19809085A1 Visible anti-forgery protection system |
| 08/26/1999 | CA2319641A1 A process for the preparation of stilbene compounds |
| 08/25/1999 | EP0937138A1 Cellulase variants |
| 08/25/1999 | CN1226567A Novel polymer and application thereof |
| 08/25/1999 | CN1226562A Acrylamide polymers and use thereof |
| 08/24/1999 | US5942588 Containing polymeric protective colloid comprising copolymer of n-vinylpyrrolidone and n-vinylimidazole |
| 08/24/1999 | US5942573 Acrylamide polymers and use thereof |
| 08/24/1999 | US5942087 Preflocculating granular starch with an aqueous solution containing cellulosic fibers and a flocculant prior to the introduction of the preflocculated mixture to either the white water, thick stock or thin stock |
| 08/24/1999 | US5942085 Process for producing creped paper products |
| 08/19/1999 | WO1999041453A1 Paper sizing |
| 08/19/1999 | WO1999041452A1 Paper sizing |
| 08/19/1999 | DE19806745A1 Aqueous polymer dispersion useful as surface sizing agent for paper, cardboard etc. |
| 08/19/1999 | CA2319104A1 Paper sizing |
| 08/18/1999 | EP0936310A2 Production of paper and board products with improved retention, drainage and formation |
| 08/18/1999 | EP0936309A2 Improved starch retention in paper and board production |
| 08/18/1999 | EP0936226A2 Ethylene-maleic anhydride derivatives and their uses |
| 08/17/1999 | US5939562 Alkenyl substituted cyclic carboxyl acid anhydrides and their application in hydrophobic paper sizing |
| 08/17/1999 | US5939379 Ultraviolet absorbing agent; fluorescent whitening agent |
| 08/17/1999 | US5938894 Absorbent cellulosic material and production thereof |
| 08/17/1999 | US5938833 Chemical process for fractionating mineral particles based on particle size |
| 08/17/1999 | US5938112 Rigid paperboard container |
| 08/17/1999 | US5937573 Mulching paper sheet |
| 08/17/1999 | CA2262110A1 Ethylene-maleic anhydride derivatives and their uses |
| 08/17/1999 | CA2122099C Recording medium, ink-jet recording method using the same, and dispersion of alumina hydrate |
| 08/17/1999 | CA2071544C Process of combatting micro-organisms |
| 08/11/1999 | EP0934446A1 Tissue containing silicone quaternaries |
| 08/11/1999 | EP0934445A1 Tissue containing silicone betaines |
| 08/11/1999 | EP0934444A1 Tissue paper containing cationic amidoamine compounds |
| 08/11/1999 | EP0934441A1 Readily defibered pulp products and method of their manufacture |
| 08/10/1999 | US5936024 Methods and compositions for treating stickies |
| 08/10/1999 | US5935717 Comprising dispersed inorganic particles having photocatalytic function, antistatic function, light reflectance changing function; antibacterial effect on wallpaper, construction material, air conditioner |
| 08/10/1999 | US5935384 Water-disintegrable paper having moisture retaining property and process for producing the same |
| 08/10/1999 | US5935383 Method for improved wet strength paper |
| 08/05/1999 | WO1999039051A1 Document having a value |
| 08/05/1999 | DE19804024A1 Wertdokument Value document |
| 08/04/1999 | EP0933407A1 Flexographic security ink with near infrared fluorophores |
| 08/04/1999 | EP0933228A1 Thermosensitive recording material |
| 08/04/1999 | EP0933227A2 Print media with near infrared fluorescent sense mark and printer therefor |
| 08/04/1999 | CN1225145A 施胶组合物 Sizing composition |
| 07/29/1999 | WO1999037860A1 Soft absorbent tissue products |
| 07/29/1999 | WO1999037859A1 Hydrophobising system for paper or similar fibre product |
| 07/29/1999 | WO1999037857A1 Stable aqueous dispersions for sizing paper |
| 07/29/1999 | WO1999037836A1 Luminescent fibres, method for producing same and their use |
| 07/29/1999 | WO1999037718A1 Aqueous pigment preparations |
| 07/29/1999 | WO1999011670A3 Sugar based vinyl monomers and copolymers useful in repulpable adhesives |