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Paper making and fiber liberation May archived by USPTO category 05/09

20090133845 - Method of controlling recycled fibre line, and recycled fibre line: Measuring devices measure at least one characteristic of the fibres of recycled fibre pulp and at least one characteristic of ink, and the measuring devices feed the measurement results to controllers of a pulping subprocess and a dispersing subprocess, the controllers performing multivariable-based predictive calculation and optimization of control functions.... Agent: Oliff & Berridge, PLC

20090133846 - Creping adhesives comprising blends of high and low molecular weight resins: A composition comprising one or more high molecular weight resins and one or more low molecular weight resins in a ratio of about 1:99 to about 99:1 based on polymer actives, wherein said high molecular weight resins are selected from the group consisting of glyoxylated polyacrylamide, crosslinked polyaminoamide and polyaminoamide-epihalohydrin... Agent: Peter A. Dimattia Patent And Licensing Department

20090133847 - Process of using sodium silicate to create fire retardant products: Wood products, specifically wood commonly used in construction including dimension lumber, pressure treated pine, composite wood materials such as plywood, particle board, and wafer board, and samples of paper and fabric were variously treated with concentrations of sodium silicate (Na2O.SiO2) also known as water glass. Cellulosic materials including dimension lumber,... Agent: Novak, Druce & Quigg LLP

20090126882 - Generation of active polysulphide: Polysulphide produced by oxidizing white liquor includes both active and inactive components. “Active” polysulphide is the only component that increases pulp yield. The amount of active polysulphide formed when manganese oxides are used as catalysts in the generating process is increased by adding a co-catalyst. Adding bismuth compounds and, in... Agent: Ogilvy Renault LLP

20090126883 - Use of polysulfide in modified cooking: A method for Kraft pulping employing a modified cooking process in conjunction with polysulfide pulping technologies to obtain higher pulping yields than obtained in the prior art. The total required alkali charge (polysulfide liquor) is added to the beginning of a cook, and after all polysulfide has essentially reacted with... Agent: International Paper Company

20090126884 - High solids fabric crepe process for producing absorbent sheet with in-fabric drying: A method of making a fabric-creped absorbent cellulosic sheet is provided which includes dewatering a papermaking furnish and partially drying the web without wet-pressing before applying it to a translating transfer surface moving at a first speed. The process further includes fabric-creping the web from the transfer surface at a... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20090126885 - Bulky water-disintegratable cleaning article and process for producing water-disintegratable paper: A bulky, water-disintegratable cleaning article is formed of water-disintegratable paper impregnated with 100% to 500% by weight of an aqueous agent. The water-disintegratable paper is a substantially water dispersible fibrous sheet containing a water soluble or swellable binder. The water-disintegratable paper has a great number of protrusions and depressions formed... Agent: Birch Stewart Kolasch & Birch

20090126886 - Process for producing a low density acoustical panel with improved sound absorption: A process useful for producing low density high mineral wool based acoustical panels with improved acoustical absorption properties using a water felting process is disclosed. The process includes forming a dilute slurry mixture including water, mineral wool, a thermoplastic binder and/or starch; and distributing the dilute slurry on a porous... Agent: Novak Druce + Quigg LLP Anthony P. Venturino

20090126887 - Pipd paper and components made therefrom: The invention concerns a paper useful as an structural component, the paper comprising 20 to 100 percent by weight of polypyridobisimidazole fiber and a binder material, wherein the paper has (i) a density of 0.08 to 1.5 grams per cubic centimeter and (ii) a basis weight of from 10 to... Agent: John E Griffith E I Du Pont De Nermours And Company

20090126888 - Fluorometric method for monitoring surface additives in a papermaking process: A method of monitoring and optionally controlling the addition of one or more surface additives to a papermaking process via fluorometric means is disclosed.... Agent: Peter A. Dimattia Patent & Licensing Department

20090126889 - Fluorometric method for monitoring surface additives in a papermaking process: A method of monitoring and optionally controlling the addition of one or more surface additives to a papermaking process is disclosed. The method comprises the following steps: (a) adding a known amount of one or more surface additives to a papermaking process either alone or in known proportion with a... Agent: Peter A. Dimattis Patent And Licensing Department

20090126890 - Glyoxalated n-vinylamine: The present invention is directed to compositions comprising a cellulose reactive functionalized polyvinylamine first adduct, compositions comprising combinations of the cellulose reactive functionalized polyvinylamine first adduct and cellulose reactive functionalized polyvinylamide second adduct, methods for preparing first adduct and second adduct blends and finally methods of increasing the wet or... Agent: Joann Villamizar Ciba Corporation/patent Department

20090126891 - Method for coating cellulose particles, coated cellulose particles, and use thereof in paper and board production: The invention relates to a method for coating cellulose particles with a light scattering material, to coated cellulose particles, to the use thereof as a filler and as a coating pigment in paper and board, and further, to methods for producing and for coating paper and board.... Agent: Birch Stewart Kolasch & Birch

20090126892 - Shoe suction press roll: This invention relates to a press device with a suction press roll. According to the invention, a linear force increase can be achieved in press devices with suction press rolls of identical or smaller size than conventional suction press rolls by equipping the suction press rolls with a compliance compensator.... Agent: Taylor & Aust, P.C.

20090120596 - Removal of organic deposits from recycled fibers used for producing paper: P

20090120597 - Method and apparatus for removing sheets of fibres from banana plants for the production of paper products: A method and apparatus for producing sheets from the pseudostems of banana plants in the family Musaceae, each pseudostem having a longitudinal axis. The method includes the steps of feeding a pseudostem (14) into a workstation, supporting (62, 34) the pseudostem for rotation thereof about its longitudinal axis within the... Agent: Nixon Peabody LLP

20090120598 - Fabric creped absorbent sheet with variable local basis weight: An absorbent cellulosic sheet having variable local basis weight includes a papermaking-fiber reticulum provided with (i) a plurality of cross-machine direction (CD) extending, fiber-enriched pileated regions of relatively high local basis weight interconnected by (ii) a plurality of elongated densified regions of compressed papermaking fibers. The elongated densified regions have... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20090120599 - High absorbency lyocell fibers and method for producing same: High absorbency lyocell fibers are obtainable by hydrothermal treatment. The fibers can be treated with water at temperatures of at least about 60° C. to provide lyocell fibers that can be formed into a random fibrous plug having a mass of 2 g, a density of 0.4 g/cm3, and a... Agent: Philip S. Johnson Johnson & Johnson

20090120600 - Nano carbon crystal material and method of manufacturing electrothermal board by using the same: The present invention discloses a nano carbon crystal material and a method of manufacturing electrothermal board using the same, which is a crystal material and a method of using the facial heat generating body to overcome the present existing problems related to even temperature rise and heat dissipation at the... Agent: Rosenberg, Klein & Lee

20090120601 - Papermaking process: A process of making paper by providing a cellulosic suspension comprising cellulosic fibres and optionally fillers, dewatering the cellulosic suspension on a wire or mesh to form a sheet and drying the sheet in which a polymeric additive is included in the process, in which the polymeric additive is a... Agent: Joann Villamizar Ciba Corporation/patent Department

20090120602 - Roll body for a press roll: A press roll for washing pulp is disclosed, comprising a central drum and mantle section to which at least one perforated roll plate is attached, comprising a plurality of first and second chambers between the central drum and the roll plate. The chambers of each pair are separated from each... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090120603 - Seamed felt for papermaking: A net-shaped fiber layer is formed with melted sheath members of the core-in-sheath fiber 41, which makes the wet paper web side batt fiber layer 20 dense. As a result, the wet paper web side batt fiber layer 20 works as a barrier to block water within the press side... Agent: Howson & Howson LLP

20090114353 - Method of papermaking: An inventive method of papermaking can be provided for creating an optimum wet end environment. In a preferred method, an aqueous solution of sodium hypochlorite acidified by hydrochloric acid to have a pH of greater than or equal to 4 and less than 7 and adjusted to have an effective... Agent: Smith Patent Office

20090114352 - Process and system for calcination of high solids kraft paper pulp mill lime mud: The invention features methods and systems for calcining wet calcium carbonate lime mud produced in a re-causticizing manufacturing operation, for instance, Kraft pulp mill lime mud (“lime mud”) and converting it to re-burned lime by (a) feeding wet lime mud obtained from a re-causticizing manufacturing process into a flash dryer... Agent: Klauber & Jackson

20090114354 - Absorbent paper product having printed indicia with a wide color palette: e

20090114355 - Organic fluorescent compositions:

20090114356 - Method of producing a fibrous web: A method of manufacturing a fibrous web comprising a filler. According to the method, the filler is fed into the fibre slush and a fibrous web is formed of the filler-bearing fibre slush, and this web is dried at the paper or cardboard machine. The filler used is a composite... Agent: Kubovcik & Kubovcik

20090114357 - Temporary wet strength system for tissue paper: The invention relates to a composition comprising a (a) a temporary wet strength agent component capable of forming hemi-acetal bonds with the fibers of a tissue web to provide initial wet strength, subsequent rapid degradation of the initial wet strength when the tissue web contacts water; and (b) a sizing... Agent: Cantor Colburn, LLP

20090114358 - Sawdust-reinforced pulp material and method of producing the same: A sawdust-reinforced pulp material and its preparation method are herein disclosed Specifically, the method for preparing the sawdust-reinforced pulp material comprises the steps of: mixing 70% to 85% by weight of a pulp prepared from waste paper with 15% to 30% by weight of sawdust, based on the total weight... Agent: Gwips Peter T. Kwon

20090114359 - Method for use in the wet end of a paper machine, cardboard machine or an equivalent web forming machine: The invention relates to a method in the wet end of a web forming process. In the method, at least one electrode pair (102, 103) is placed in the wet end. The electrode pair (102, 103) is supplied with a current/voltage from a power source (100), so that an electric... Agent: Wolf, Block, Shorr And Solis-cohen LLP

20090114360 - Apparatus for treating papermaking feedstock: A papermaking raw material processor capable of reforming pulp in papermaking a process using cavitation includes a first pump 5 jets jet liquid and second pump 6 jets suspension containing; e.g., pulp fibers into a processing unit inside which cavitation is generated by generation of a jet stream. Inside processing... Agent: Van Dyke, Gardner, Linn & Burkhart, LLP