Patents for D21H 17 - Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution (19,322)
05/1986
05/27/1986US4591412 Means and method for neutral sizing
05/21/1986EP0181540A2 Oil filters using water-based latex binders
05/20/1986CA1204890A1 Process for the rapid dissolution of water-soluble polymers
05/16/1986EP0165976A4 Method for preparing a composite sheet or for paper coating using stable latexes having phosphorous-containing surface groups.
05/14/1986EP0180863A2 An improved aqueous slurry process for preparing reinforced polymeric composites
05/13/1986CA1204255A1 Flexible sheet material
05/10/1986CN85107940A Oil filters using water-based latex binders
05/09/1986WO1986002677A1 Hydrophobing agent for cellulosic fibers, method of preparing the agent, and use of the agent for stock hydrophobation
05/07/1986EP0180353A2 Method of preparation of synthetic calcium silicates anduses
05/06/1986US4587278 Sound-insulating boards based on mineral fibers and thermoplastic binders
05/06/1986US4587141 Laminated panel and process
05/06/1986US4587070 Concrete joint
04/1986
04/30/1986EP0179458A1 Rosin emulsion sizing agent
04/29/1986CA1203664A1 Basic aluminium sulphate, its manufacture and use
04/23/1986EP0178943A1 High density para-aramid papers
04/22/1986US4584357 Latex treated cationic cellulose product and method for its preparation
04/16/1986EP0178033A2 Neutral paper and process for its manufacture
04/15/1986US4582882 Oil and water repellency, food stain resistance
04/15/1986US4582735 Impregnated fibrous laminates
04/15/1986US4582627 Flocculating agent and a process for its production
04/15/1986CA1203052A1 Sizing compositions containing a formic acid salt, processes, and paper sized with the compositions
04/09/1986EP0177260A1 Aqueous dispersed solution of substituted succinic anhydride and process for producing the same
04/08/1986US4581402 Novel stable water in oil dispersions of hydrosoluble cationic polymers based on salified or quaternized dimethylaminoethyl acrylate, process of preparation thereof and application thereof as flocculents
04/08/1986US4581257 Method of producing cast coated paper
04/02/1986EP0176479A1 Process for preparing alkaline or neutral sized paper or cardboard with anionic, hydrophobic sizing agents and cationic retention aids
04/02/1986EP0176193A1 Manufacture of asbestos-free friction facing material
04/02/1986EP0164398A4 Improvements in the coating of cellulosic base stocks and the products thereof.
04/01/1986US4579924 Fluorochemical copolymers and ovenable paperboard and textile fibers treated therewith
03/1986
03/26/1986EP0175647A1 Process for sizing paper or cardboard with anionic hydrophobic sizing agents and cationic retention agents
03/26/1986EP0175635A2 High density moisture resistant mica cylinders
03/26/1986EP0175113A2 Polysaccharide derivatives containing aldehyde groups, their preparation from the corresponding acetals and use as paper additives
03/25/1986US4578308 Alumina paper, printed circuits
03/25/1986US4578150 Fibrous media containing millimicron-sized particulates
03/25/1986US4578118 Kaolin clay-based pigment
03/19/1986EP0174911A1 Process for preparing alkaline or neutral sized paper or cardboard with anionic sizing agents and cationic retention aids
03/18/1986US4576680 Alkenylsuccinic anhydrides
03/11/1986US4575528 Viscosity modifiers for grafted starch polymer solutions
03/11/1986CA1201846A1 Continuously produced melt reacted melamine- formaldehyde resins
03/11/1986CA1201834A1 Polyurethane polymer amine salt as a paper additive
03/11/1986CA1201713A1 Branched polyamidoamines
03/04/1986CA1201256A1 Organic-inorganic composites of neutralized polyelectrolyte complexes
02/1986
02/27/1986WO1986001239A1 Sizing of paper and like materials
02/19/1986EP0172139A1 Process for paper sizing with anionic hydrophobic sizing agents and cationic retention agents
02/19/1986EP0171727A1 Surface-sizing agent for paper
02/18/1986US4571360 Foam composition used in paper treatment
02/12/1986EP0171370A1 Method for the reduction of discolouration and/or tackiness when upgrading waste paper
02/12/1986EP0171168A2 Nonionic surfactant treated clays, methods of making same, water-based paints, organic solvent-based paints and paper coatings containing same
02/05/1986EP0170461A1 Infusion bag material treatment with fluoro-chemical sizing agent
02/05/1986EP0170394A2 Aqueous polymer dispersions
02/04/1986US4568721 Starch cationization
02/04/1986US4568421 Monofluorotriazinyl compounds, processes for their preparation and their use as sizing agents
02/04/1986US4568391 Sizing agents
01/1986
01/30/1986WO1986000571A1 High density moisture resistant mica sheet
01/29/1986EP0169250A1 Paper sizing agent
01/28/1986US4567497 Heat-sensitive recording paper
01/28/1986US4566981 Oil and water repellents
01/28/1986US4566943 Wet strength material
01/28/1986CA1199930A1 Perfluoroalkyl phenols and naphthols, process for their manufacture and their use
01/22/1986EP0168511A1 Method of manufacturing a combustor nozzle
01/21/1986US4565727 Non-woven activated carbon fabric
01/21/1986US4565641 Water and oil repellency
01/21/1986US4565604 Retention and drainage aid
01/16/1986WO1986000350A1 Latex treated cationic cellulose product and method for its preparation
01/15/1986EP0167961A2 Cationic phthalocyanin dyes
01/08/1986EP0167254A1 Fibrous composite materials and the production and use thereof
01/03/1986WO1986000100A1 Papermaking process
01/02/1986EP0166089A2 Novel monomeric cationic glycoside derivatives
01/02/1986EP0165976A1 Method for preparing a composite sheet or for paper coating using stable latexes having phosphorous-containing surface groups.
12/1985
12/31/1985US4562218 Formable pulp compositions
12/27/1985EP0165646A2 Synthetic lamellar magnesium phyllosilicate and process for preparation thereof
12/24/1985US4560612 Mat binders
12/18/1985EP0165150A1 Polyurethane latex as a sizing agent in the paper industry, process for its manufacture
12/18/1985EP0164398A1 Improvements in the coating of cellulosic base stocks and the products thereof
12/17/1985US4559264 Synthetic mica products
12/17/1985US4559243 Latex bonded fiber with optional fabric reinforcement
12/11/1985EP0163854A2 Process for the elimination of fluorescence and cationic or amphoteric aromatic nitro compounds
12/10/1985US4557969 Sheet-like packing material of melamine or phenol resin fibers
12/10/1985US4557916 Synthetic calcium silicates and methods of preparation
12/10/1985US4557801 Wet-strengthened cellulosic webs
12/03/1985CA1197509A1 Polymeric quaternary ammonium compounds and their uses
11/1985
11/21/1985EP0161443A1 Manufacture of dry or wet crepe papers
11/19/1985US4554215 Coating of cellulosic base stocks and the product thereof
11/19/1985CA1197044A1 Foam compositions for surface application to fibrous substrates
11/12/1985US4552918 Flame resistant starch-sulfamate products
11/12/1985US4552670 Amphoteric water-in-oil self-inverting polymer emulsion
11/12/1985CA1196454A1 Preparation of water-soluble, nitrogen-containing condensates and their use in papermaking
11/12/1985CA1196453A1 Sizing composition
11/06/1985EP0160402A2 Fluorochemicals and fibrous substrates treated therewith
11/05/1985US4551201 Sulfonate ester modified cellulose
11/05/1985US4551200 Epoxy compound reacted with cellulose
10/1985
10/30/1985EP0159882A1 Polyester fibers
10/30/1985EP0159822A1 Inorganic filler and process for production thereof
10/30/1985EP0159794A2 Novel surfactants
10/29/1985US4550131 Containing ethylene-acrylic acid coplymer salt as binder; absence of flocculant
10/29/1985US4549930 Uncoated paper web for printing and method for making and using same
10/29/1985CA1195999A1 Process for the preparation of bis (perfluoroalkyl- alkylthio) alkanoic acids and lactone derivatives thereof
10/22/1985US4548676 Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard
10/22/1985US4548649 Synergistic combination of a dicarboxylic acid and an alkylarylsulfonate salt
10/22/1985CA1195562A1 Method for the production of impregnated papers on a papermaking machine
10/22/1985CA1195459A1 Latex binders for fibrous webs