Patents
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)
08/1996
08/13/1996US5545725 For dyeing paper
08/13/1996US5545724 Dyeing or printing paper or paper products yellow; colorfastness
08/13/1996US5545467 Paper additive for hot-pressed forms and hot-pressed forms using it
08/08/1996DE19503795A1 Disposable work surface for laboratories, kitchens, etc.,
08/08/1996CA2168593A1 Inhibiting anaerobic production of volatile fatty acids and hydrogen by bacteria
08/07/1996EP0724665A1 Multi-ply facial tissue paper product comprising chemical softening compositions and binder materials
08/07/1996EP0724664A1 Multi-ply facial tissue paper product comprising biodegradable chemical softening compositions and binder materials
08/07/1996CN1128550A Waterless self-emulsifiable chemical softening composition useful in fibrous cellulosic materials
08/06/1996US5543459 Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use
08/06/1996US5543446 Water-soluble acrylamide/acrylic acid polymers and their use as dry strength additives for paper
08/06/1996US5543067 A mixture of ester-containing quaternary ammonium compound and a polyhydroxy compound selected from glycerol, polyglycerol, ethylene and propylene oxide adducts and polyoxyethylene or -propylene glycol; materials handling
08/01/1996WO1996023105A1 A method for increasing the hydrophobicity of printing papers and a hydrophobe composition for the method
07/1996
07/31/1996CN1127815A Water transfer printing paper and making process thereof
07/30/1996US5541252 Method of manufacturing water-soluble polymer dispersions having high polymer content
07/30/1996US5541241 Paper size press starch solution
07/25/1996WO1996022244A1 Novel temperature-activated polysilicic acids and their use in paper production processes
07/25/1996DE19601358A1 Paper that is protected against forgery
07/24/1996EP0723047A2 Improving the strength of paper made from pulp containing surface active carboxyl compounds
07/24/1996EP0610340B1 Soft absorbent tissue paper with high temporary wet strength
07/24/1996EP0610337B1 Soft absorbent tissue paper with high permanent wet strength
07/23/1996US5538668 Ethylene oxide-propylene oxide copolymer, polyethylene oxide sorbitol hexaoleate nonionic surfactants
07/23/1996US5538596 Process of making paper
07/23/1996US5538595 Chemically softened tissue paper products containing a ploysiloxane and an ester-functional ammonium compound
07/18/1996WO1996021618A1 Process for treating kaolin clays for pitch control and the treated clays
07/17/1996EP0721531A1 Improvement in security features for paper
07/17/1996EP0721529A1 Signature filaments and security papers
07/17/1996EP0721436A1 Stabilized, high solids, low viscosity smectite slurries, and method of preparation
07/17/1996EP0721428A1 Process for making paper and cardboard
07/17/1996EP0616602A4 Process for producing a carbonate composition.
07/17/1996CN1127020A Tissue paper treated with tri-component biodegradable softener composition
07/16/1996US5536370 Condensates of polyalkylenepolyamines, their preparation and their use in papermaking
07/16/1996US5536363 Methods for inhibiting the deposition of organic contaminants in pulp and papermaking systems using a composition comprising of polyvinyl alcohol and gelatin
07/14/1996CA2167024A1 Strength of paper made from pulp containing surface active, carboxyl compounds
07/11/1996WO1996021062A1 Use of optically brightened plastics for optically brightening paper-coating compounds and paper-coating compounds optically brightened in this manner
07/11/1996WO1996021061A1 Improved paper making process
07/11/1996DE19548927A1 Printing paper with improved water absorption
07/11/1996DE19500195A1 Verwendung weißgetönter Kunststoffe zum Weißtönen von Papierstreichmassen und derart weißgetönte Papierstreichmassen Using white tinted plastics for whitening paper coating slips and so whitened paper coating slips
07/10/1996EP0720643A1 Nitrogen-free, anionic active brightening agent
07/10/1996EP0658228B1 Mixtures of paper sizing agents
07/09/1996US5534301 Method for producing cellulose insulation materials using liquid fire retardant compositions
07/09/1996US5534157 Preventing calcium sulfite scale, flue gas scrubber systems
07/09/1996US5534057 Papermaking
07/09/1996US5533679 Grinding alkaline earth metal pigments
07/04/1996WO1996020310A1 Process of manufacture for a coloured fibre material, containing a certain proportion of cellulose fibres, such as paper and nonwoven, and a coloured fibre material manufactured according to the process
07/04/1996WO1996020308A1 Bleaching of filled paper
07/04/1996CA2209014A1 Bleaching of filled paper
07/04/1996CA2207998A1 Process of manufacture for a coloured fibre material, containing a certain proportion of cellulose fibres, such as paper and nonwoven, and a coloured fibre material manufactured according to the process
07/03/1996EP0719531A1 Absorbent sheet and process for producing the same
06/1996
06/27/1996WO1996019616A1 Tissue paper product comprising a quaternary ammonium compound, a polysiloxane compound and binder materials
06/27/1996WO1996019570A1 An enzyme preparation with cellulytic activity
06/27/1996WO1996019204A1 Medicated tissue paper product
06/26/1996EP0718436A2 Soft absorbent tissue paper comprising a biodegadable quaternized di-methylated amine-ester compound and a permanent wet strength resin
06/26/1996EP0718342A2 Dehalogenation of organohalogen-containing compounds
06/26/1996EP0717802A1 A process for making a paper based product employing a polymeric latex binder
06/26/1996EP0582667B1 Fluoroacrylate monomers and polymers, processes for preparing the same and their use
06/26/1996CN1125277A Oligoamide-epichlorohydrin resins as drainage aids
06/26/1996CN1032154C Preparation method for medicinal hygeian tissue
06/25/1996US5529699 Water-soluble cationic copolymers and their use as flocculants
06/25/1996US5529665 Adding silicone to aqueous suspension of papermaking fibers at wet end of tissue making process
06/20/1996WO1996018688A1 Carbon black reacted with diazonium salts and products
06/19/1996EP0717146A2 Wet strength resins having reduced levels of organic halogen by-products
06/19/1996EP0717056A2 An aqueous dispersion of an amphoteric water-soluble polymer, a method of manufacturing the same, and a treating agent comprising the same
06/18/1996US5527852 Paper coating agent
06/18/1996US5527623 Aqueous emulsion and easily macerating moisture-proof paper
06/18/1996US5527560 Process for making tissue paper treated with nonionic softeners that are biodegradable
06/18/1996US5527544 Reinforced films made from water soluble polymers
06/18/1996US5527431 Silicon polyelectrolytes for pitch deposit control
06/18/1996US5527430 Forming hydrophobic coating on particles of inorganic material with a fatty acid salt; alkenyl succinic anhydride or alkyl ketene dimer sizing agent
06/13/1996WO1996017954A1 Chemical labelling of objects
06/13/1996WO1996017632A1 Biofilm avoidance and removal process and composition
06/13/1996CA2206486A1 Chemical labelling of objects
06/13/1996CA2203436A1 Composition and process for the avoidance of slime formation and/or for the removal of biofilm in water-bearing systems
06/12/1996EP0672212B1 Use of hydrolysed copolymers of n-vinyl carboxylic acid amides and monoethylenically unsaturated carboxylic acids in the manufacture of paper
06/11/1996US5525732 Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof
06/11/1996US5525664 Process and composition for the manufacture of wet strengthened paper
06/11/1996US5525345 Petroleum based emollient or fatty ester emollient, polyhydroxy fatty ester or amide immobilizing agent
06/06/1996WO1996017128A1 Soft and creped tissue paper
06/06/1996WO1996017127A1 Sizing dispersions
06/06/1996WO1996016682A1 Diaper having a lotioned topsheet
06/05/1996EP0714954A2 Cationic iminazoleazodyestuffs
06/04/1996US5523019 Defoamer composition
06/04/1996CA2045702C Production of paper and paperboard
05/1996
05/29/1996EP0713890A2 Water-soluble polymers made from meth(acrylamide), ethylenically unsaturated, aliphatic carboxylic acid or salt, and polyvinyl monomer, and their use as dry strength additives for paper
05/29/1996EP0713547A1 A process for making a paper based product containing a binder
05/28/1996US5521253 Acrylic ester containing core is expanded by alkaline hydrolysis above glass transition temperature
05/28/1996US5520781 Ethoxylated nonylphenol, sodium hexadecyl diphenyl oxide disulfonate, imidazoline, /alkylamidopropyl/dimethylamine
05/22/1996EP0712960A1 Fluorescent whitening agent formulation
05/22/1996EP0712875A1 Process for preparing a glue intermediate
05/22/1996EP0712874A1 Process for preparing a glue intermediate
05/22/1996EP0656872B1 Silica sols, a process for the preparation of silica sols and use of the sols
05/17/1996WO1996014469A1 Paper containing variable controlled concentrations of security elements, and method for making same
05/15/1996EP0711870A1 Soft absorbent tissue paper comprising a biodegradable quaternized di-methylated amine-ester compound and a temporary wet strength resin
05/15/1996EP0711733A1 Polyether polyamino methylene phosphonates for high pH scale control
05/15/1996EP0711371A1 Manufacture of paper
05/15/1996EP0711370A1 Manufacture of paper
05/15/1996DE19541817A1 Prodn. of single or multi colour textile fibres or filaments
05/15/1996DE19541227A1 Storage-stable blue copper phthalocyanine/azo dye mixt. for cellulosics or for use in ink jets
05/14/1996US5516885 Epihalohydrin-based resins having a reduced halogen content
05/14/1996US5516852 Papermaking
05/14/1996US5516561 Applying a fluoropolymer film to a body