| Patents for D21H 13 - Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material (4,906) |
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| 09/25/2001 | US6294049 Paper-making a polyamic acid paper from a polyamic acid fibrid, and imidizing resulting polyamic acid paper, contain aprotic polar organic solvents, and further to polyimide paper products, polyimide composite paper products and polyimide |
| 09/19/2001 | EP0833977B1 Method for producing a spunlace material with increased wet strength and spunlace material according to the method |
| 09/18/2001 | US6291552 Method for producing a glass mat |
| 09/18/2001 | US6290813 Smooth textured wet-laid absorbent structure |
| 09/12/2001 | EP1027499A4 Heat seal infusion web material and method of manufacture |
| 09/11/2001 | US6287419 Water-decomposable non-woven fabric of regenerated cellulose fibers of different lengths |
| 09/11/2001 | CA2046947C High shear modulus aramid honeycomb |
| 09/07/2001 | WO2001065008A1 Method of making fibre-based products and their use |
| 09/05/2001 | EP1129128A1 Substrate for a composite membrane |
| 09/04/2001 | US6284177 Recyclable printable media |
| 09/04/2001 | US6283307 Filter medium and filter cartridge |
| 08/28/2001 | US6280843 Wholly aromatic polyamide fibers, a sheet comprising same and method of producing the sheet |
| 08/21/2001 | US6277241 Outer layers of synthetic stable fibers for high tensile strength and abrasion resistance, and middle layer contains hardwood fibers to improve wipe dry properties; the web is bonded and then creped; paper towels, napkins |
| 08/16/2001 | WO2001058825A2 Glass fibre mat and use thereof for built-up roofing |
| 08/16/2001 | EP0809529B1 Filter material for preparing a beverage |
| 08/16/2001 | CA2398572A1 Glass fibre mat and use thereof for built-up roofing |
| 08/09/2001 | WO2001057316A1 Heat-seal paper having air permeability |
| 08/09/2001 | WO2001057311A2 Papermaking process and paper made therefrom |
| 08/08/2001 | EP1002156A4 High efficiency thermally bonded wet laid milk filter |
| 08/08/2001 | EP0991485A4 Metal fiber sheet and method of making same |
| 08/08/2001 | EP0983140A4 Wet-laid nonwoven nylon battery separator material |
| 08/08/2001 | CN1069351C Fiber produced from feathers and its production and composition containing the fiber |
| 08/07/2001 | US6270623 Processing for fiber entangling by high velocity water jet streams and aperture forming elements having predetermined configurations adapted to be followed by individual fibers |
| 08/01/2001 | EP1009705A4 Wet-laid nonwoven web from unpulped natural fibers and composite containing same |
| 07/31/2001 | US6268028 Composition and paper comprising cellulose ester, alkylpolyglycosides, and cellulose |
| 07/31/2001 | US6267843 Compression; reinforcement |
| 07/26/2001 | WO2001053605A1 Flame barrier paper composition |
| 07/26/2001 | WO2001053075A1 Asphalt roofing composite including adhesion modifier-treated glass fiber mat |
| 07/26/2001 | US20010009834 Fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde type binder containing a binder modifier which is a crosslinked styrene/acrylic polymer |
| 07/26/2001 | CA2395469A1 Flame barrier paper composition |
| 07/26/2001 | CA2395352A1 Asphalt roofing composite including adhesion modifier-treated glass fiber mat |
| 07/25/2001 | EP1117869A1 Paper or paperboard laminate and method to produce such a laminate |
| 07/24/2001 | US6265030 Impregnating paper with water glass |
| 07/19/2001 | US20010008180 Cloth-like base sheet and method for making the same |
| 07/17/2001 | US6261414 Laminate base material, method of preparing the same, prepreg and laminate |
| 07/10/2001 | US6258211 Mixing silica fibers and acrylate binder with continuously drawn, cut, thermally shrunk, wet paper material pulp; removing water and compacting produce technical paper |
| 07/10/2001 | US6258210 Multi-layered water-decomposable fibrous sheet |
| 07/10/2001 | US6258203 Base webs for printed circuit board production using the foam process and acrylic fibers |
| 07/05/2001 | US20010006868 Electrically insulating non-woven fabric, a prepreg and a laminate |
| 07/05/2001 | US20010006452 Separator for electric double-layer capacitor |
| 07/04/2001 | EP1113469A2 Separator for electric double-layer capacitor |
| 06/27/2001 | CN1301316A Base webs for printed circuit board production using the foam process and aramid fibers |
| 06/26/2001 | US6251224 Bicomponent mats of glass fibers and pulp fibers and their method of manufacture |
| 06/21/2001 | WO2001043850A1 Low boron containing microfiberglass filtration media |
| 06/21/2001 | CA2392984A1 Low boron containing microfiberglass filtration media |
| 06/14/2001 | WO2001041610A2 Beverage infusion packages and materials therefor |
| 06/13/2001 | WO2001093350A1 Separator for electrochemical device and method for producing the same, and electrochemical device |
| 06/13/2001 | EP1106732A2 Paper made from aldehyde modified cellulose pulp |
| 06/13/2001 | CN1299427A Paper backing and adhesive sheet using the same |
| 06/13/2001 | CN1298988A Paper made of aldehyde modified cellulose pulp contg. selecting additives |
| 06/13/2001 | CN1298986A Aldehyde modified cellulose pulp for prepn. of high strength paper products |
| 06/03/2001 | CA2319998A1 Paper made from aldehyde modified cellulose pulp with selected additives |
| 05/31/2001 | WO2001037970A1 Porous media for dissipating electrical charge |
| 05/23/2001 | EP0916001B1 Gasket paper |
| 05/10/2001 | WO2001032983A1 Method for producing a glass mat |
| 05/10/2001 | CA2388211A1 Method for producing a glass mat |
| 05/08/2001 | US6229096 Melting, heat treatment and solid phase polymerization of thermotropic crystalline polyester fibers and binder; heat resistance, dimensional stability |
| 05/08/2001 | US6228895 Method for plasticizing a composition comprised of cellulose fiber and a cellulose ester |
| 05/08/2001 | US6228126 Oxidizing cellulose or cellulose pulp in an aqueous alkaline solution by an oxidizer (equivalency<5 gramsactive chlorine/ 100 grams cellulose) and a mediating nitoxyl radical; tissue paper/towels; papermaking |
| 05/03/2001 | WO2001031103A2 Dispersible nonwoven materials |
| 04/26/2001 | WO2001029309A1 Method of making carboxylated cellulose fibers and products of the method |
| 04/25/2001 | CN1292837A Security fibers and process for preparation thereof |
| 04/25/2001 | CN1292446A Fibre sheet material with high wear-proof surface and aquolysis and production method thereof |
| 04/22/2001 | CA2314680A1 Dimensionally stable nonwoven web having unique method of coloring |
| 04/12/2001 | WO1998024960B1 Air-laid unitary absorbent layer |
| 04/12/2001 | DE10043901A1 Imaging element useful for photographic papers, has a base comprising a cellulose fiber containing paper |
| 04/11/2001 | EP1091042A1 Water-decomposable fibrous sheet, and method for producing it |
| 04/11/2001 | CN1064308C All aromatic polyamide fiber sheet |
| 04/10/2001 | US6214102 Forming an aqueous slurry of ceramic fiber, cationic starch and silica sol, passing slurry through porous screen under a vacuum pressure to deposit the solids content onto the screen to produce high strength products |
| 04/04/2001 | EP1087912A1 Device and method for centrifuging mineral fibers |
| 04/04/2001 | CN1063929C Cigarette filters and cigarette |
| 03/29/2001 | WO2001022784A1 Base webs for printed circuit board production using the foam process and acrylic fibers |
| 03/29/2001 | WO2001022509A1 Porous, electrically conductive sheet and method for production thereof |
| 03/29/2001 | CA2385326A1 Base webs for printed circuit board production using the foam process and acrylic fibers |
| 03/29/2001 | CA2351379A1 Porous, electrically conductive sheet and method for production thereof |
| 03/27/2001 | US6207362 Tough durable imaging cellulose base material |
| 03/27/2001 | US6207013 Forming nascent web; air drying |
| 03/27/2001 | US6207012 Hydrophilic, humectant, soft, pliable, absorbent paper having wet strength agents |
| 03/27/2001 | CA2093545C Composite product based on fibers and fillers, and process for the manufacture of such a novel product |
| 03/21/2001 | EP1084629A1 Cigarette paper containing carbon fibers for improved ash charactaristics |
| 03/21/2001 | CN1288176A Tensile strength and durable fibrous photosensitive base materials |
| 03/20/2001 | US6203664 Hydrophilic, humectant, soft, pliable, absorbent paper having wet strength agents |
| 03/14/2001 | CN1287198A Preparation of composite basalt-dolomite fiber |
| 03/13/2001 | US6200706 A nonwoven fabric for separators of non-aqueous electrolyte batteries superior in adhesion to electrodes, causes no breakage of separator, no internal short-circuit; superior in capacity and produced by a wet paper making process |
| 03/13/2001 | US6200418 Hydrophilic, humectant, soft, pliable, absorbent paper having wet strength agents and method for its manufacture |
| 02/28/2001 | EP0842214B1 Fluororesin sheet, process for producing the same, and the use of same |
| 02/27/2001 | US6194059 Process for producing two-ply friction material |
| 02/27/2001 | US6193842 Slurrying mineral fiber, binder and customary additives in water, forming the insulant board by applying the slurry to a wire and drying and consolidating the insulant board using surface-active compounds to achieve faster drying |
| 02/27/2001 | US6193841 Shaped, plastic articles comprising a cellulose fiber, a cellulose ester, and a non-ionic surfactant |
| 02/21/2001 | EP1077286A1 Aldehyde modified cellulose pulp for the preparation of high strength paper products |
| 02/21/2001 | EP1077285A1 Paper prepared from aldehyde modified cellulose pulp and the method of making the pulp |
| 02/20/2001 | US6190499 Hydrophilic, humectant, soft, pliable, absorbent paper having wet strength agents and method for its manufacture |
| 02/17/2001 | CA2316111A1 Aldehyde modified cellulose pulp for the preparation of high strength paper products |
| 02/15/2001 | WO2001011138A1 Mats of glass fibers and pulp fibers and their method of manufacture |
| 02/15/2001 | CA2391326A1 Mats of glass fibers and pulp fibers and their method of manufacture |
| 02/14/2001 | CN1062044C Asphalt grade carbon fiber paper and its preparing method |
| 02/01/2001 | WO2001007713A1 Wholly aromatic polyamide fiber paper and laminated sheet therefrom |
| 01/24/2001 | CN1061112C Wet net-forming non-woven bottom mat, non-woven fibre mat and method for forming same |
| 01/23/2001 | US6176972 Hydrophilic, humectant, soft, pliable, absorbent paper having wet strength agents and method for its manufacture |
| 01/17/2001 | EP1068392A2 Improved process to make a wet-laid absorbent structure |