| 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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| 05/31/2000 | EP1004701A1 Composition for treating paper and paper treated therewith |
| 05/31/2000 | EP1003871A2 Trichoderma reesei swollenin protein and encoding dna sequence |
| 05/31/2000 | EP0917553A4 Pitch control composition based on blend of derivatized cationic guar and styrene maleic anhydride copolymer |
| 05/31/2000 | CN1254777A Technology for making paper of cecurities |
| 05/30/2000 | US6068731 Adding to a web a controlled amount of a temporary wet strength agent and softener/debonder; low angle, high percent crepe, high adhesion creping giving the product low stiffness and a high stretch; and embossing the tissue |
| 05/25/2000 | WO2000029878A1 Optical component |
| 05/25/2000 | WO2000029673A1 Partially impregnated lignocellulosic materials |
| 05/25/2000 | WO2000029672A1 Steam-assisted paper impregnation and drying |
| 05/25/2000 | WO2000029671A1 Method of using water-borne epoxies and urethanes in print bonding fluid and products made therefrom |
| 05/25/2000 | WO2000029670A1 Strengthening compositions and treatments for lignocellulosic materials |
| 05/24/2000 | EP1002033A1 Low viscosity dispersion for paper or textile processing |
| 05/24/2000 | EP0807194B1 Soft tissue paper containing an oil and a polyhydroxy compound |
| 05/24/2000 | EP0800596B1 Bleaching of filled paper |
| 05/24/2000 | CN1052770C Process for making paper by using silica sols |
| 05/24/2000 | CA2290235A1 Composition for treating paper and paper treated therewith |
| 05/23/2000 | US6066235 Wetlay process for manufacture of highly-oriented fibrous mats |
| 05/23/2000 | US6066198 Composition comprising inorganic acids, ammonium salts, sodium carbonate, pyrophosphate, copolymers of acrylic vinyl, linker emulsion, and silicone rubber latex |
| 05/18/2000 | WO2000028141A1 Compositions for improving physical strength properties and humidity resistance of paper products |
| 05/18/2000 | WO2000027893A1 Aqueous dispersions of water-soluble polymers of n-vinyl carboxylic acid amides, method for the production and use thereof |
| 05/18/2000 | WO2000027204A1 Antimicrobial composition comprising an oxidoreductase and an enhancing agent of the n-hydroxyanilide-type |
| 05/18/2000 | WO2000009806A3 Creping compositions and processes |
| 05/18/2000 | CA2287702A1 Soft absorbent paper product containing deactivated ketene dimer agents |
| 05/18/2000 | CA2287699A1 Soft highly absorbent paper product containing ketene dimer sizing agents |
| 05/17/2000 | EP1001083A1 Water retaining and optical brighteners activating polymeric composition, paper coating colours and coated paper |
| 05/17/2000 | EP1001082A1 Paper bulking agents |
| 05/17/2000 | EP1000996A1 Phosphate type water and oil repellent composition |
| 05/17/2000 | EP1000107A1 Polyamidoamine epichlorohydrin resins bearing polyol sidechains as dry strength agents |
| 05/17/2000 | EP1000032A1 Inhibition of pulp and paper yellowing using nitroxides and other coadditives |
| 05/17/2000 | EP0999937A1 Composition and method for improved ink jet printing performance |
| 05/17/2000 | EP0999745A1 Anti-bacterial/anti-viral coatings, coating process and parameters thereof |
| 05/16/2000 | US6063240 Production of paper and paper board |
| 05/16/2000 | US6063239 Security paper |
| 05/12/2000 | CA2287138A1 Soft tissue products having high strength |
| 05/11/2000 | WO2000026468A1 Modified cationic polymers, a method for the production thereof and their use during paper production |
| 05/11/2000 | WO2000026466A1 Vegetable-material based preparations for reducing and/or preventing slime and encrustation closed aqueous or water-carrying systems |
| 05/11/2000 | WO2000026306A1 Composition and method of making improved high bulking clays |
| 05/11/2000 | WO2000026154A2 Binder systems derived from amorphous silica and bases |
| 05/11/2000 | DE19851024A1 Wäßrige Dispersionen von wasserlöslichen Polymerisaten von N-Vinylcarbonsäureamiden, Verfahren zu ihrer Herstellung und ihre Verwendung Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides, processes for their preparation and their use |
| 05/11/2000 | DE19850817A1 Modifizierte kationische Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung bei der Papierherstellung Modified cationic polymers, methods for their preparation and their use in papermaking |
| 05/11/2000 | CA2347788A1 Modified cationic polymers, their preparation and their use in papermaking |
| 05/11/2000 | CA2316998A1 Composition and method of making improved high bulking clays |
| 05/10/2000 | EP0998851A1 Antibacterial and antifungal resin composition |
| 05/10/2000 | EP0998198A1 Stabilized solutions of bromonitromethane and their use as biocides |
| 05/10/2000 | EP0912350B1 Process for protecting products against forgery by means of machine-readable distinctive safety features |
| 05/10/2000 | CN1252420A Bis-azo dye |
| 05/10/2000 | CA2289175A1 Phosphate type water and oil repellent composition |
| 05/10/2000 | CA2287805A1 Water-retaining, optical brightener activating polymer composition, coating slips for paper and sheets of coated paper thus obtained |
| 05/09/2000 | US6060566 Hydrolyzed n-vinyl formamide-containing graft polymers; papermaking; cardboard; wet and dry strength agents; promoters in diketene sizing and starch cationization agents; dispersants for pigments and as creping aides; tissue paper |
| 05/09/2000 | US6060536 Dispersing water soluble material into raw paper including fibrous base material, filler, and friction adjusting agent; passing through water to provide porosity; immersing with thermosetting resin and heating hardening raw paper |
| 05/09/2000 | US6060523 Continuous process for preparing microgels |
| 05/09/2000 | US6060426 Thermal paper with security features |
| 05/09/2000 | US6059930 Mixing with aqueous cellulose papermaking slurry |
| 05/09/2000 | US6059928 Prewettable high softness paper product having temporary wet strength |
| 05/09/2000 | CA2001729C Polymeric basic aluminum silicate-sulphate |
| 05/04/2000 | WO2000024966A1 Compositions and methods for preparing dispersions and methods for using the dispersions |
| 05/04/2000 | WO2000024963A1 Inhibition of pulp and paper yellowing using hydroxylamines and other coadditives |
| 05/04/2000 | DE19850170A1 Nicht-toxisches Verfahren zur Verhinderung von Biobewuchs in geschlossenen wäßrigen oder wasserführenden Systemen A non-toxic method of preventing biofouling in closed aqueous or water-bearing systems |
| 05/04/2000 | CA2346211A1 Inhibition of pulp and paper yellowing using hydroxylamines and other coadditives |
| 05/03/2000 | EP0765421B1 Lotioned tissue paper |
| 05/03/2000 | EP0765420B1 Lotion composition for treating tissue paper |
| 05/03/2000 | EP0755468B1 Preparation process of paper for increasing filler contents and enhancing scott internal bond strength |
| 05/03/2000 | CN1052050C Waterless self-emulsifiable chemical softening composition useful in fibrous cellulosic materials |
| 05/03/2000 | CN1052024C Preparation of phthalocyanine compounds having heterocyclic reactive factors or their mixtures |
| 05/02/2000 | US6057412 Amphipathic compound having succinic acid skeleton |
| 05/02/2000 | US6057404 Polymers containing β-hydroxyalkylvinylamine units, preparation and use thereof |
| 05/02/2000 | US6056967 Ultrafiltration; greater drainage and retention effect in papermaking |
| 05/02/2000 | US6056854 Adding superabsorbent polymer to fiber furnish, agitating, delivering the furnish to a moving foraminous support, forming wet laid web containing wetted polymer particles, draining water from moving wet web, conveying web to dryer |
| 05/02/2000 | US6056813 Mixing, heating and holding at elevated pressure pretreated sources of sulfates, alkali metals and aluminum, then depressurization, separation, classification, delamination yield white fillers or pigments for inks, paints, plastics |
| 04/27/2000 | WO2000023651A1 Aqueous sizing agent dispersions adjusted to be anionic or cationic and designed for paper sizing |
| 04/27/2000 | WO2000023479A1 Improved paper sizing agents and methods of making the agents and sizing paper |
| 04/26/2000 | EP0994979A1 Retention agent |
| 04/26/2000 | EP0994651A1 Synergistic antimicrobial compositions containing a dimethylamide of a carboxylic acid with a mixture of 2-(thiocyanomethylthio) benzothiazole and methylene-bis(thiocyanate) |
| 04/26/2000 | EP0830061B1 Moist bacteriocin disinfectant wipes and methods of using the same |
| 04/26/2000 | CN1251630A Security element for security paper |
| 04/26/2000 | CN1251581A Fluorescent whitening agents |
| 04/26/2000 | CN1251550A Water dispersible/redispersible hydrophobic polyester resin and their application in coatings |
| 04/25/2000 | US6054601 Solvent-free mixture |
| 04/25/2000 | US6054022 Method for producing a non-woven glass fiber mat comprising bundles of fibers |
| 04/25/2000 | US6054021 Papermaking fibers, bleaching of chemical fibers, fluorescent whitening, mixing fibers, exposure of paper product to ultraviolet light to detect treated fibers |
| 04/25/2000 | US6054020 Absorbers for tissues |
| 04/20/2000 | WO2000022233A1 Process for making soft tissue paper |
| 04/20/2000 | WO2000022232A1 Colorant application on the wet end of a paper machine |
| 04/20/2000 | WO2000022231A1 Soft tissue paper |
| 04/20/2000 | WO2000021476A1 Compressible wood pulp product |
| 04/20/2000 | DE19847825A1 Aqueous sizing agent for paper, paperboard and cardboard includes an anionic dispersant based on a condensation product of a combination of naphthalene sulfonic acid, phenol, phenol sulfonic acid, formaldehyde and urea |
| 04/20/2000 | DE19847824A1 Aqueous dispersion of sizing agent for paper and cardboard production contains amphiphilic copolymer of hydrophobic monomers and hydrophilic monomers with anionic groups |
| 04/20/2000 | DE19803286A1 Anti-mould wallpaper consists of aluminium silicate, water, chlorine ions, and stagnated-, moisture sealed-, mould-free and sterile cellulose. |
| 04/19/2000 | EP0994216A1 Process for preparing a paper web |
| 04/19/2000 | EP0994123A2 Rosin-fatty acid vinylic polymer compositions |
| 04/19/2000 | EP0993523A1 Process for manufacturing wet laid fibrous structures comprising substantially non swellable particles added to the slurry |
| 04/19/2000 | EP0993522A1 Process for manufacturing wet laid fibrous structures comprising substantially non swellable particles added to the wet fibre web |
| 04/19/2000 | CN1251149A Creping adhesive and process for creping tissue paper |
| 04/19/2000 | CN1251033A Anti-viral, anhydrous and mild skin lotions for application to tissue paper products |
| 04/19/2000 | CN1051566C Organopolysiloxane mixture for prepn. of adhesive-repellent organopolysiloxane films |
| 04/18/2000 | US6052194 Method and apparatus for controlling the spectral reflectance of a material |
| 04/18/2000 | US6051160 Liquid composition for control of pitch deposition in pulp and paper making comprising in aqueous solution a derivatized cationic guar and a styrene maleic anhydride copolymer having an average molecular weight of from 500 to 10,000 |
| 04/18/2000 | US6051108 Cleaning wet press felts and forming wires using a aqueous cleaning solution containing an acidic cleaning compound and peracetic acid |
| 04/18/2000 | US6051107 Process for surface sizing paper and paper prepared thereby |
| 04/18/2000 | US6051104 Soft single-ply tissue having very low sideness |
| 04/13/2000 | WO2000020686A1 Paper sizing composition |