| Patents for D21H 17 - Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution (19,322) |
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| 05/06/1999 | CA2252991A1 Waterfast ink receptive material |
| 05/05/1999 | CN1216032A Acid tolerant calcium carbonate composition and uses therefor |
| 05/04/1999 | US5900116 Zeolite crystalloid coagulant is added to water containing the solid matter, a source of multivalent cations, and a cationic acrylamide polymer. |
| 05/04/1999 | US5900029 Coloring fiber or textile |
| 04/29/1999 | WO1999020838A1 Tissue paper with enhanced lotion transfer |
| 04/29/1999 | WO1999020837A1 Additives for improving resistance of paper in humid and dry conditions |
| 04/29/1999 | WO1999020822A1 Textured nonwoven composite material and method for making the same |
| 04/29/1999 | WO1999020821A1 Soft, strong hydraulically entangled nonwoven composite material and method for making the same |
| 04/29/1999 | CA2307286A1 Additives for improving resistance of paper in humid and dry conditions |
| 04/28/1999 | EP0910701A1 Process for producing paper and cardboard |
| 04/28/1999 | EP0910700A1 Temporary wet strength resins |
| 04/28/1999 | EP0910699A1 Process for improving printing paper |
| 04/28/1999 | EP0910698A1 Chemically enhanced multi-density paper structure and method for making same |
| 04/28/1999 | EP0910697A1 Method of reusing fillers and coating pigments used in paper, paperboard and cardboard manufacture |
| 04/28/1999 | CN1215444A Emulsifier system for rosin sizing agents |
| 04/28/1999 | CN1215109A Method for reducing whiteness inversion of wood pulp caused by heat and light |
| 04/22/1999 | WO1999019408A1 Oxinitrided composition based on an alkaline earth and tantalum or on an alkaline earth and niobium, preparation methods and use as dyeing pigment |
| 04/22/1999 | WO1999002693A3 Microbial swollenin protein; dna sequences encoding such swollenins and method of producing such swollenins |
| 04/21/1999 | EP0909355A1 Process for surface sizing paper and paper prepared thereby |
| 04/21/1999 | EP0804382B1 Novel temperature-activated polysilicic acids and their use in paper production processes |
| 04/21/1999 | CN1214750A Zeolite dispersion |
| 04/21/1999 | CN1214388A Paper production process which incorporates carbon dioxide |
| 04/20/1999 | US5895557 Durable, low linting paper printable by ink jets, for use in clean rooms |
| 04/15/1999 | WO1999018289A1 Tissue paper having a substantive anhydrous softening mixture deposited thereon |
| 04/15/1999 | WO1999018288A1 Rosin emulsion |
| 04/14/1999 | EP0908559A2 Nonwoven reinforcement for printed wiring base board and process for producing the same |
| 04/14/1999 | EP0907799A1 Asa sizing emulsions containing low and high molecular weight cationic polymers |
| 04/14/1999 | EP0907672A1 Hydrophobically modified resin compositions and uses thereof |
| 04/14/1999 | EP0730620B1 Laminates comprising catalytically coloured resites and a process for their production |
| 04/14/1999 | CN1214093A Sizing of paper |
| 04/14/1999 | CN1214089A Non-woven fibre mat and method for forming same |
| 04/14/1999 | CN1214053A Process for producing water-soluble anionic dispersion polymers |
| 04/13/1999 | CA2053505C Foam forming method and apparatus |
| 04/08/1999 | WO1999016975A1 Method for surface sizing paper with 2-oxetanone and rosin and paper prepared thereby |
| 04/08/1999 | WO1999016974A1 Soft tissue paper having a softening composition containing an electrolyte deposited thereon |
| 04/08/1999 | WO1999016973A2 Surface sizing of paper |
| 04/08/1999 | WO1999016972A1 Paper strength enhancement by silicate/starch treatment |
| 04/08/1999 | WO1999016961A1 Resin-treated mercerized fibers and products thereof |
| 04/08/1999 | WO1999016708A1 Colloidal borosilicates and their use in the production of paper |
| 04/08/1999 | CA2305567A1 Soft tissue paper having a softening composition containing an electrolyte deposited thereon |
| 04/08/1999 | CA2296448A1 Method for surface sizing paper with 2-oxetanone and rosin and paper prepared thereby |
| 04/07/1999 | EP0906473A1 Sizing composition |
| 04/07/1999 | CN1213421A Clay compositions and their used in paper making |
| 04/07/1999 | CN1213420A Activation of swelling clays and processes of using the activated clays |
| 04/07/1999 | CN1213384A Water-soluble cross-linkable copolymers |
| 04/07/1999 | CN1213381A Cross-linkable prodective colloids |
| 04/06/1999 | US5891305 Adding cationic starch and polyaluminum compound to paper fibers |
| 04/06/1999 | CA2085845C Emulsified alkenylsuccinic acid sizing agent |
| 04/01/1999 | WO1999015730A1 Foam process web manufacture of filter or other papers from mechanical pulp |
| 04/01/1999 | WO1999015331A1 Microsphere-containing circuit board paper |
| 04/01/1999 | DE19757090A1 Strengthening fibrous material, useful for paper or cardboard for packaging |
| 03/31/1999 | EP0905317A1 A method for optically brightening paper |
| 03/31/1999 | EP0905314A2 Use of special preparations as defoamers |
| 03/31/1999 | EP0904951A1 Ink jet recording sheet |
| 03/31/1999 | EP0904933A2 Water-disintegratable fibrous sheet having layered structure and wiping sheet comprising the same |
| 03/31/1999 | EP0904455A1 Process for creping tissue paper |
| 03/31/1999 | EP0904454A1 Substitutes for modified starch in paper manufacture |
| 03/31/1999 | EP0904453A1 Substitutes for modified starch in paper manufacture |
| 03/31/1999 | EP0904452A1 Substitutes for modified starch in paper manufacture |
| 03/31/1999 | CN1212738A Paper making process |
| 03/31/1999 | CN1212713A Method of producing water-soluble condensates and addition products containing amino groups, and use of said condensates and addition products |
| 03/30/1999 | US5888352 Apparatus for wet manufacturing fiber reinforced thermoplastic resin sheet |
| 03/25/1999 | WO1999014432A1 Process of making paper |
| 03/25/1999 | WO1999014431A1 Cellulose filter paper saturant |
| 03/25/1999 | CA2300122A1 Process of making paper |
| 03/24/1999 | EP0902855A1 Method of applying a powder coating to a length of a lignocellulosic material |
| 03/24/1999 | CN1211654A Aqueous suspensions of mineral materials and their uses |
| 03/23/1999 | US5886095 Crosslinking a polyamino-ether, which has been prepared from a glycol dichlorohydrin or polyglycol dicholrohydrin and a polyamine and still contains free epichorohydrin groups, in an alkaline ph under the influence of heating |
| 03/23/1999 | US5885719 Paper sheet impregnated with a composition substantially free of formaldehyde and comprising a mixture of a crosslinkable polymer having a glass transition temperature of-10.degree. to 35 degrees c and a water soluble binder |
| 03/23/1999 | CA2138769C Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use |
| 03/23/1999 | CA2096534C Isocyanate modified cellulose products and method for their manufacture |
| 03/18/1999 | WO1999013159A1 Sheet surface treating agent and ink-jet printing paper |
| 03/18/1999 | WO1999013155A1 Polyammonium quaternary polymer for controlling anionic trash and pitch deposition and treating coated broke |
| 03/18/1999 | WO1999013154A1 Structural mat matrix |
| 03/18/1999 | WO1999012977A1 Modified starch |
| 03/18/1999 | WO1999012829A1 Packaging material |
| 03/17/1999 | EP0902124A2 Paper containing alkaline sizing agents with improved conversion capability |
| 03/17/1999 | EP0902037A1 Process for modifying amylaceous materials, the so obtained products and their applications, especially for the manufacture of paper, adhesives and gelified products |
| 03/17/1999 | CN1210926A Hydrolytic fibre sheet containing different fibre length fibre |
| 03/17/1999 | CN1210752A Use of copolymer with surface-active structure as dispersing and/or crushing agent |
| 03/16/1999 | US5883242 Starch for paper making |
| 03/16/1999 | US5883137 Compositions and methods for the control of smoking |
| 03/16/1999 | US5882479 Softeners with paper |
| 03/16/1999 | US5882478 Tissue products containing esters of polyoxyethylene alkyl ether carboxylic acids |
| 03/16/1999 | US5882420 Linear and cyclic sucrose reaction products, their preparation and their use |
| 03/16/1999 | CA2141826C Starches modified with amino-multicarboxylates |
| 03/12/1999 | CA2247527A1 Process for processing starches, the modified starches thus obtained and their uses, particularly in the production of paper, adhesives or gels |
| 03/11/1999 | WO1999011864A1 Paper production process |
| 03/11/1999 | WO1999011863A1 Method of making paper |
| 03/11/1999 | WO1999011721A1 Bimolecular coated calcium carbonate and process of production thereof |
| 03/11/1999 | WO1999011670A2 Sugar based vinyl monomers and copolymers useful in repulpable adhesives |
| 03/11/1999 | CA2269951A1 Paper production process |
| 03/10/1999 | EP0900878A2 Water-disintegrable fibrous sheet |
| 03/10/1999 | EP0900299A1 Compositions and methods for inhibiting deposits in pulp and papermaking systems |
| 03/10/1999 | EP0800543B1 Modified melamine resins and their use for manufacturing post-formed laminates |
| 03/10/1999 | EP0674678B1 Method of producing water-soluble polymer dispersions containing a high concentration of polymer |
| 03/10/1999 | CN1210569A Composition and paper comprising cellulose ester and alkylpolyglycosides |
| 03/09/1999 | US5879814 Sizing agent which is not solid at room temperature, made from mixture of linoleic acid with oleic, linolenic and/or palmitoleic acid; paper with good performance on high speed end use machines |
| 03/09/1999 | CA2114074C Recording paper and ink-jet recording process making use of the same |
| 03/04/1999 | WO1999010598A1 Expanded graphite sheet for electromagnetic wave shielding and process for producing the same |