| Patents for D21H 13 - Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material (4,906) |
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| 07/09/2009 | CA2710228A1 Papers containing floc derived from diamino diphenyl sulfone |
| 07/08/2009 | EP2077353A1 Heat seal infusion web material |
| 07/08/2009 | EP2076623A1 Highly filled fibrous veil |
| 07/08/2009 | CN100510208C Aramid fibrils |
| 07/02/2009 | US20090165974 Methods for blending dried cellulose fibers |
| 07/01/2009 | EP1027499B1 Heat seal infusion web material and method of manufacture |
| 06/25/2009 | US20090162605 made with floc containing a polymer or copolymer derived from a monomer selected from 4,4'diaminodiphenyl sulfone, 3,3'diaminodiphenyl sulfone, and mixtures thereof; higher elongation-at-break and work-to-break (toughness) properties and exhibit less shrinkage at high temperatures |
| 06/25/2009 | US20090159227 Papers containing fibrids derived from diamino diphenyl sulfone |
| 06/25/2009 | US20090159226 Papers containing fibrids derived from diamino diphenyl sulfone |
| 06/25/2009 | US20090159224 Paper Products Including Surface Treated Thermally Bondable Fibers and Methods of Making the Same |
| 06/24/2009 | CN100503230C Mica sheet and tape |
| 06/18/2009 | US20090151884 Friction Papers Comprising Pipd Fiber |
| 06/17/2009 | CN101460678A Patterning on surface with high thermal conductivity materials |
| 06/16/2009 | US7547375 Method of making tough, flexible mats for collapsable ceiling tile |
| 06/11/2009 | WO2001057311A3 Papermaking process and paper made therefrom |
| 06/10/2009 | CN100499959C Impregnated resin substrate |
| 06/04/2009 | WO2009070531A1 Honeycomb having a high mechanical strength and articles made from same |
| 06/03/2009 | CN100494565C Aramid paper and its preparing method |
| 06/02/2009 | US7541014 vaporous SiCl4, a gas containing free oxygen (primary air) and a combustible gas are mixed together in a closed burner, then burnt in a flame in the flame tube of the burner, solid SiO2, obtained is separated from the gas mixture containing HCl by deacification; free O2 content is adjusted |
| 06/02/2009 | CA2358248C Durable hydrophilic nonwoven mat |
| 05/27/2009 | EP2063024A1 Nano carbon crystal material and method of manufacturing electrothermal board by using the same |
| 05/27/2009 | CN101440589A Method for preparing contraposition aramid fiber dissolving pulp from contraposition aramid fiber waste silk chopped fiber |
| 05/27/2009 | CN101440588A Base paper of paper yarn for textile and preparation technique |
| 05/21/2009 | US20090126887 Pipd Paper and Components Made Therefrom |
| 05/14/2009 | WO2009060989A1 Foliate material, method for production of the foliate material, and electrical/electronic component comprising the foliate material |
| 05/14/2009 | WO2009060988A1 Foliate material, method for production of the foliate material, and electrical/electronic component comprising the foliate material |
| 05/14/2009 | US20090120600 Nano carbon crystal material and method of manufacturing electrothermal board by using the same |
| 05/12/2009 | CA2437825C Electrically-conductive para-aramid pulp |
| 05/06/2009 | CN100485123C Synthetic fiber paper containing basalt fiber and chemical fiber and its preparation method |
| 04/30/2009 | WO2009054415A1 Sheet-like article and method for producing the same |
| 04/29/2009 | CN101418532A Method for preparing coated paper |
| 04/23/2009 | WO2009051206A1 Heat-resistant sheet |
| 04/23/2009 | US20090101295 Self-Bonding Polypridobismidazole Pulp and a Process for Making Same |
| 04/22/2009 | EP1500743B1 Heat-resistant synthetic fiber sheet |
| 04/21/2009 | US7520995 Dilution apparatus for a thickener |
| 04/16/2009 | WO2009047184A1 Gypsum-based building panel |
| 04/16/2009 | WO2006113519A3 The use of alkenyl succinic anhydride compounds derived from symmetrical olefins in internal sizing for paper production |
| 04/15/2009 | EP2048406A2 Method for manufacturing a friction lining |
| 04/15/2009 | EP1774095B1 Acrylic and para-aramid pulp and processes of making same |
| 04/15/2009 | CN101408012A Paper and filter stick of paper filter stick for reducing phenols material in cigarette smoke and preparing method thereof |
| 04/14/2009 | US7517580 Aligned composite structures for mitigation of impact damage and resistance to wear in dynamic environments |
| 04/09/2009 | US20090092809 High Strength And High Elongation Wipe |
| 04/08/2009 | EP2045410A1 Structural panel made of plaster |
| 04/02/2009 | US20090084514 Use of pre-coated mat for preparing gypsum board |
| 04/01/2009 | EP2042647A2 Fiber and fiber sheet carrying solid particles |
| 04/01/2009 | EP2041364A2 Highly filled fibrous veil |
| 03/31/2009 | US7510626 Carbon fiber paper and porous carbon electrode substrate for fuel cell therefrom |
| 03/26/2009 | WO2009038730A1 Absorbent sheet incorporating regenerated cellulose microfiber |
| 03/26/2009 | US20090078383 cutting polypyridobisimidazole filaments to an average cut length of from about 0.5 to 10 mm; and applying energy by agitation to the polypyridobisimidazole filaments to produce a fibrillated floc having same average cut length after the application of energy as before the application of energy; |
| 03/26/2009 | US20090077938 Filter material |
| 03/26/2009 | CA2707392A1 Absorbent sheet incorporating regenerated cellulose microfiber |
| 03/25/2009 | EP1463776A4 High temperature resistant vitreous inorganic fiber |
| 03/25/2009 | CN101392475A Method for preparing synthetic paper containing polysulfone amide precipitation fibers |
| 03/25/2009 | CN101392474A High grade colorful solubilization branded fiber paper and preparation method thereof |
| 03/24/2009 | CA2342227C Paper or paperboard laminate and method to produce such a laminate |
| 03/19/2009 | WO2009033983A1 Paper comprising polybenzazole or precursor thereof |
| 03/18/2009 | EP2037040A1 Sheetlike products and works |
| 03/18/2009 | EP2037039A1 Paper comprising polybenzazole or precursor thereof |
| 03/17/2009 | US7503999 converting base paper for paper tubing into a tube and containing an organic fiber, an inorganic fiber, and a binder. The part is preferably obtained by winding the base paper into tubing. The part preferably contains 10 to 70 parts by weight of the organic fiber, 1 to 80 parts by weight of the inorgani |
| 03/11/2009 | EP1502992B1 Carbon fiber paper and porous carbon electrode substrate for fuel cell therefrom |
| 03/11/2009 | CN101381972A Low sidestream smoke cigarette with non-combustible treatment material |
| 03/11/2009 | CN100467693C Nonwoven fabric of polyester composite fiber |
| 03/04/2009 | EP1320458B1 Disposable nonwoven wiping fabric and method of production |
| 03/04/2009 | CN101377064A Modified fiber for making paper and preparing method thereof as well as paper product containing the same |
| 03/04/2009 | CN101377063A Reinforcing fiber for making paper and preparing method thereof as well as paper product containing the same |
| 02/25/2009 | EP1534883B1 Articles comprising fibres and/or fibrids, fibres and fibrids and production method of same |
| 02/25/2009 | CN101372818A Mineral superfine fibre paper pulp and manufacturing method thereof |
| 02/25/2009 | CN100463949C Flexible-paper-base friction material |
| 02/19/2009 | US20090044702 Filter element and method |
| 02/18/2009 | EP2026029A1 Sheets for total heat exchangers |
| 02/04/2009 | CN201190776Y Novel toothed ring for synchronizator for automobile |
| 01/29/2009 | US20090029885 Meta- and para-aramid pulp and processes of making same |
| 01/29/2009 | US20090025894 Fibrous structures and methods for making same |
| 01/28/2009 | CN100455722C Tension activatable substrate |
| 01/27/2009 | CA2221143C High water absorbent double-recreped fibrous webs |
| 01/21/2009 | EP1558808A4 High temperature paper containing aramid component |
| 01/21/2009 | CN101351594A Large scale manufacturing of nanostructured material |
| 01/21/2009 | CN101349031A Antibiotic air filter paper and preparation method thereof |
| 01/21/2009 | CN101349027A Plant primary fiber wrapping paper |
| 01/15/2009 | WO2009008822A1 Method for manufacturing a composite material having reduced mechanosorptive creep, the composite material, use of the method and the composite material |
| 01/15/2009 | CA2692780A1 Method for manufacturing a composite material having reduced mechanosorptive creep, the composite material, use of the method and the composite material |
| 01/14/2009 | CN101343850A Fibre conditioning plate |
| 01/14/2009 | CN101343846A Long fibre nonwoven wallpaper base stock and preparation method thereof, and nonwoven wallpaper prepared by the same |
| 01/14/2009 | CN101343845A Aramid fiber honeycomb core base stock and preparation method thereof |
| 01/13/2009 | US7476631 Dispersible fibrous structure and method of making same |
| 01/13/2009 | US7476272 Aluminum trihydrate containing slurries |
| 01/08/2009 | US20090008050 Methods for producing wet-spun non-woven fabrics |
| 01/07/2009 | CN101341297A Pulp comprising polypyridobisimidazole and other polymers and methods of making same |
| 01/07/2009 | CN101341296A Polyareneazole/thermoplastic pulp and methods of making same |
| 01/07/2009 | CN101341295A Fibrillated polypyridobisimidazole floc |
| 01/07/2009 | CN101341294A Friction papers containing pipd fibers |
| 01/07/2009 | CN101341293A Polyareneazole/wood pulp and methods of making same |
| 01/07/2009 | CN101341289A Para-aramid pulp including meta-aramid fibrids and processes of making same |
| 01/07/2009 | CN101338534A Paper making process by industrial tailings or solid waste fibre pulp and paper making process using the same as raw material |
| 12/31/2008 | EP1044719B1 Support for semipermeable membrane |
| 12/31/2008 | CN101333785A Aramid paper, method of manufacturing the same and aramid-polyester laminate |
| 12/25/2008 | US20080314536 High Quality Paperboard and Products Made Thereof |
| 12/24/2008 | EP2004904A2 Absorbent sheet having regenerated cellulose microfiber network |
| 12/24/2008 | EP1198630B1 Method for manufacturing a binder and use thereof |
| 12/24/2008 | CN101331271A Paper comprising pipd pulp and a process for making same |