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| Number | Title | Issue Date |
| 8097122 | Papermaking machine dewatering blade incorporating attachment mechanism Segments, typically ceramic, for use in dewatering blades for papermaking and similar machines comprise lower surfaces to each of which at least one interlock member is bonded. The segments are installed by inserting the interlock members into a channel in an interm... | 01/17/2012 |
| 7410553 | Building construction felt paper with biocide/anti-microbial treatment A nonwoven web has a weight sufficient for construction industry use and comprises at least forty percent (40%) recycled waste paper. At least one surface of the web bears a biocide, e.g., has a biocide applied thereto. Preferably the weight of the web is greater th... | 08/12/2008 |
| 7384507 | Watermarked paper Watermarked paper, preferably shadow-watermarked paper is produced in conventional manner and then size-press dyed using a pigment dyestuff composition. This results in unusual and attractive decorative effects as a result of preferential dye take-up in parts of the... | 06/10/2008 |
| 7378149 | High strength material using cellulose microfibrils The present invention relates to a high strength material and a high strength molded article including 65 to 100 wt. % of cellulose microfibrils; and products comprising these. The material, which is lightweight and has a very high strength, can be used for various ... | 05/27/2008 |
| 7364640 | Chemimechanical desilication of nonwood plant materials A process for removing silica from nonwood plant materials involving both chemical and mechanical action is described. The silica-rich epidermal cells are liberated mechanically by a pre-pulping and low-consistency refining step and subsequently removed from the pul... | 04/29/2008 |
| 7364639 | Method of producing twisted, curly fibers A method of forming twisted, curly fibers from a wet wood pulp without the aid of a wet fluffing process or a chemical cross-linker. The method includes forming the wet wood pulp into fiber bundles and subsequently thermally drying the fiber bundles. The invention a... | 04/29/2008 |
| 7335814 | Transgenic cells expressing glucosyltransferase nucleic acids The invention relates to transgenic cells which have been transformed with nucleic acids encoding glucosyltransferase polypeptides (GTases) and vectors for use in transformation of said cells. ... | 02/26/2008 |
| 7306846 | Flowable and meterable densified fiber particle Discrete particles of cellulosic material are flowable and meterable. They are easily dispersible in an aqueous or a dry medium. The particles comprise singulated cellulose fibers that have been densified. The particles have a density of at least 0.3 g/cc. ... | 12/11/2007 |
| 7300547 | Absorbent sheet exhibiting resistance to moisture penetration An absorbent paper sheet is treated with an aqueous wax dispersion such that the sheet includes a fused wax and emulsifier residue in an amount of from about 1 to about 20 weight percent of the sheet based on the combined weight of the fiber, wax residue and an emul... | 11/27/2007 |
| 7276986 | Method and apparatus for improving signal integrity in a high speed flex cable A method for decreasing high-frequency attenuation effects in a flexible cable includes communicatively coupling signal-enhancing circuitry to a signal layer of the flexible cable. ... | 10/02/2007 |
| 7264689 | Method of chemically loading fibers in a fiber suspension A method of continuously loading fibers in a fiber suspension with calcium carbonate. The fibers include a fiber wall surrounding a lumen. A reactant solid in the form of calcium oxide and/or calcium hydroxide is mixed into the fiber suspension with a resultant init... | 09/04/2007 |
| 7231714 | Corrosion-resistant exterior alloy for composite tubes An austenitic Ni—Cr—Fe alloy is provided as an exterior tube material for improved cracking and corrosion resistance of composite tubes used to construct the lower furnace section of kraft recovery boilers. The alloy consists of essentially, on a weight-% basis,... | 06/19/2007 |
| 7201825 | Process for making a flowable and meterable densified fiber particle Discrete particles of cellulosic material are flowable and meterable. They are easily dispersible in an aqueous or a dry medium. The particles comprise singulated cellulose fibers that have been densified. The particles have a density of at least 0.3 g/cc. ... | 04/10/2007 |
| 7186651 | Chemical mechanical polishing method and apparatus A method for removing material from the surface of a semiconductor wafer with a chemical mechanical polishing process is described. The method uses a polishing pad on which a line-pattern of grooves is formed. The pattern comprises orderly spaced grooved-area and ar... | 03/06/2007 |
| 7169258 | Process and a fluffer device for treatment of a fiber stock suspension A device treats a fiber stock suspension with at least one additive, the fiber stock suspension being used for production of at least one of paper and cardboard. The fiber stock suspension includes a suspension medium and a fiber material. The fiber material has fib... | 01/30/2007 |
| 7143526 | Method for drying a ceramic formed body by hot air There is provided a method for drying a ceramic formed body by hot air, the formed body having a peripheral face and end faces constituting a columnar shape, and at least one through-hole extending in an axial direction and open at the end face, the formed body cont... | 12/05/2006 |
| 7140394 | Thermostatic control valve with fluid mixing A thermostatic control valve assembly for use in continuously mixing a hot first fluid with a cold second fluid to continuously produce a mixed fluid at a constant temperature. The valve assembly includes an improved mixing dome defining a mixing chamber that facili... | 11/28/2006 |
| 7125471 | Papermaking process using enzyme-treated sludge, and products Enzyme-treated papermaking sludges are provided, as are methods of making the enzyme-treated sludge. Papermaking processes that incorporate the enzyme-treated papermaking sludges into papermaking pulp are also provided as are paper and paperboard products made from ... | 10/24/2006 |
| 7112258 | Method and apparatus for making a tissue paper with improved tactile qualities while improving the reel-up process for a high bulk web A dry end section for a paper-making machine for producing a high-bulk tissue is provided. Such a machine comprises a through-air dryer adapted to finally dry a paper web and a through-air drying fabric configured to transport the web through the through-air dryer. ... | 09/26/2006 |
| 7094317 | Process of manufacturing and using highly refined fiber mass The present invention comprises an improved method for refining cellulose that produces a highly refined cellulosic material. The method comprises soaking raw material from primarily parenchymal cell wall structures in an aqueous solution which need not contain an a... | 08/22/2006 |
| 7089420 | Authentication method and system The present invention provides a method and apparatus for the production and labeling of objects in a manner suitable for the prevention and detection of counterfeiting. Thus, the system incorporates a variety of features that make unauthorized reproduction difficul... | 08/08/2006 |
| 7074300 | Cellulose fiber-based compositions and their method of manufacture The present invention comprises an improved method for refining cellulose that produces a highly refined cellulosic material. The method comprises soaking raw material in a mild NaOH using reduced temperatures and pressures, and refining the material with a plate re... | 07/11/2006 |
| 7067038 | Process for making unitary fibrous structure comprising randomly distributed cellulosic fibers and non-randomly distributed synthetic fibers A process for making a unitary fibrous structure comprises steps of: providing a fibrous web comprising a plurality of cellulosic fibers randomly distributed throughout the fibrous web and a plurality of synthetic fibers randomly distributed throughout the fibrous w... | 06/27/2006 |
| 7037405 | Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board The present invention relates to the production of texturized microcrystalline cellulose from raw pulp material. This texturized microcrystalline cellulose can then be used for surface treatment of paper or paper board. Additionally, the texturized microcrystalline ... | 05/02/2006 |
| 7037394 | Method and apparatus for manufacturing a dryformed fibrous web The present invention relates to webs made of cellulose fibers admixed with thermobonding fibers, wherein the web surfaces are sealed to a greater or lesser extent by adding thereto a binder in modest amounts. The binder is applied without any attempt to provide dee... | 05/02/2006 |
| 7018508 | Process for producing dried singulated crosslinked cellulose pulp fibers This invention provides a dried singulated crosslinked cellulose pulp fiber product as well as an apparatus and a method for forming singulated, crosslinked, and dried fibers. In accordance with the process, a feed pulp containing a crosslinker is delivered to a jet... | 03/28/2006 |
| 6984290 | Method for applying water insoluble chemical additives with to pulp fiber Pulp fibers can be treated with water insoluble chemical additives resulting in a minimal amount of unretained water insoluble chemical additives present after redispersing the treated pulp fibers in the process water. One embodiment of the present invention is a me... | 01/10/2006 |
| 6964726 | Absorbent webs including highly textured surface The present invention discloses a paper web with a highly textured surface and a method of forming the highly textured web. The process includes printing a viscous material onto the surface of a paper web in a pattern with a low pressure printing process. Specifical... | 11/15/2005 |
| 6962645 | Reticulated absorbent composite An absorbent composite (10) having a fibrous matrix that includes absorbent material is disclosed. The fibrous matrix defines voids (14) and passages between the voids, which are distributed throughout the composite. Absorbent material (18) is l... | 11/08/2005 |
| 6946049 | Tissue paper used for heat-sensitive stencil sheet, heat-sensitive stencil sheet, and method of making the same A tissue paper used for heat sensitive stencil sheet to be used for a heat-sensitive stencil sheet comprising natural fibers, synthetic fibers, or their mixture, which being impregnated with an ionizing radiation curable type of resin, and a heat-sensitive stencil s... | 09/20/2005 |
| 6939437 | Paper making processes using enzyme and polymer combinations Methods of making paper or paperboard are described. In one method, at least one cellulytic enzyme composition and at least one cationic polymer composition are introduced to a paper making pulp at about the same time to form a treated pulp. The pulp may also be tre... | 09/06/2005 |
| 6939438 | Apparatus for loading fibers in a fiber suspension with calcium carbonate An apparatus for loading fibers in a fiber suspension with calcium carbonate has a housing with an inlet and an accept outlet. A rotatable distribution member is positioned within the housing. A rotor and stator assembly is positioned within the housing radially out... | 09/06/2005 |
| 6936136 | Amino-functionalized pulp fibers The disclosed invention is directed to pulp fibers suitable for forming a wet-laid paper product which include amino-functionality which is non-extractable in an aqueous phase. The pulp fibers may be prepared by applying an amino-functional additive to a fibrous web... | 08/30/2005 |
| 6918992 | Fluff pulp for absorption products A method of making a dry defibered fluff pulp suitable for absorption products is described. In the making of fluff pulp bentonite (montmorillonite), and optionally an additional inorganic particle compound, such as a synthetic silicate compound, is added to the pul... | 07/19/2005 |
| 6863774 | Polishing pad for use in chemical-mechanical planarization of semiconductor wafers and method of making same A polishing pad for use in chemical mechanical polishing of substrates that being made of fibrous matrix such as cellulose with a binder consisting of thermoset resin material, such as phenolic resin. The polishing surface is ground to form asperities. The polishing... | 03/08/2005 |
| 6837970 | Wood pulp fiber morphology modifications through thermal drying A method of modifying a two-dimensional, flat fiber morphology of a never-been-dried wood pulp into a three-dimensional twisted fiber morphology without the aid of a chemical cross-linker. The method includes the steps of treating a never-been-dried wood pulp fiber ... | 01/04/2005 |
| 6833187 | Unbleached pulp for lyocell products In accordance with the present invention, lyocell products can be made with unbleached pulps resulting in products with high amounts of hemicellulose and high amounts of lignin as compared to conventional lyocell products. The lyocell products of the present inventi... | 12/21/2004 |
| 6814759 | Stable zeolite/cellulose composite materials and method of preparation Stable cellulosic fiber material for use in forming zeolite/cellulose composites is prepared by suspending loose cellulose fibers in an aqueous solution of sodium hydroxide, potassium hydroxide or sodium silicate, stirring the resulting suspension until it reaches a... | 11/09/2004 |
| 6802938 | Low density paper and paperboard articles The invention provides a low density paperboard material and associated method for use in producing an insulated container, and is especially well-suited for making cups. The paperboard material comprises a paperboard web including wood fibers and expanded microsphe... | 10/12/2004 |
| 6802895 | Non-thermoplastic starch fibers and starch composition for making same Non-thermoplastic starch fibers having no melting point and having apparent peak wet tensile stress greater than about 0.2 MegaPascals (MPa). The fibers can be manufactured from a composition comprising a modified starch and a cross-linking agent. The composition ca... | 10/12/2004 |
