Paper making and fiber liberation inventions 07/09

20090188635 - Method and apparatus for treating pulp: A method of dividing a suspension, especially a fiber suspension into an accept fraction and a fraction containing impurity particles in a centrifugal cleaning plant having at least two stages. The suspension is fed to a preceding stage, wherefrom a heavier fraction of the suspension is taken as accept fraction... Agent: Nixon & Vanderhye, PC

20090188637 - Soft tissue paper having a polyhydroxy compound and lotion applied onto a surface thereof: The present invention provides a paper product having at least one ply, wherein only one outer surface of said tissue paper has a polyhydroxy compound and a lotion applied thereto.... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090188636 - Soft tissue paper having a polyhydroxy compound applied onto a surface thereof: A tissue paper product having at least one ply, wherein only one outer surface of said tissue paper product has a polyhydroxy compound applied thereto by slot extrusion, said polyhydroxy compound providing said tissue paper product with a Wet Burst greater than about 90 g, a Dynamic Coefficient of Friction... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090188638 - Process for manufacturing a material in sheet form, comprising at least one fibrous layer and security and/or decorative elements: A process for manufacturing a material in sheet form, comprising at least one fibrous layer and a plurality of security and/or decorative elements, the process comprising at least one of the following steps: the security and/or decorative elements are sprayed onto one face of the fibrous layer, which is running... Agent: Oliff & Berridge, PLC

20090188639 - Use of water-soluble polymer complexes in aqueous systems: A water-soluble interjacent complex that includes a first water-soluble polymer and one or more water-soluble monomers polymerized to form a second water-soluble polymer in the presence of the first water-soluble polymer. The water-soluble interjacent complex forms a solution in water that is free of insoluble polymer particles. The interjacent complexes... Agent: Blynn L. Shideler The Blk Law Group

20090188640 - Method of modifying starch for increased papermachine retention and drainage performance: A method of modifying starch with metal silicates, and the use of the modified starch in the preparation of cellulosic fiber compositions. The method further relates to cellulosic fiber compositions, such as paper and paperboard, which incorporate the starch modified with metal silicates.... Agent: Joanne Mary Fobare Rossi, Hercules Incorporated Hercules Plaza

20090188641 - Method and system for measuring and controlling digester or impregnation vessel chip level by measuring chip pressure: A method and system for determining chip pressure in a vessel containing a slurry of lignocellulosic material including: sensing a total static pressure of the slurry in the vessel; sensing a hydrostatic pressure of the liquor in the vessel, and determining the chip pressure based on a difference of the... Agent: Nixon & Vanderhye, PC

20090188642 - Method for making a compressed structural fiberboard: An improved method for making compressed structural fiberboard by extruding agricultural fibrous matter into said compressed structural fiberboard. The improved method of the present invention includes providing a preselected volume of agricultural fibrous matter and preconditioning the agricultural fibrous matter to have a predetermined moisture level therein. The agricultural fibrous... Agent: Young & Basile, P.C.

20090188643 - Creping blade: A blade for creping a paper web from a dryer surface is provided, said blade having a sliding surface facing the dryer surface during use of the blade, a web impact surface upon which the paper web impacts during creping, and a working apex formed between the sliding surface and... Agent: Buchanan, Ingersoll & Rooney PC

20090183845 - Process for producing bleached pulp: Provided are a method for producing bleached pulp, comprising processing unbleached pulp obtained by cooking a lignocellulose substance, for alkali-oxygen bleaching followed by treatment with peroxomonosulfuric acid and thereafter by multistage chlorine-free bleaching treatment starting from chlorine dioxide treatment; a method for producing bleached pulp, comprising processing the unbleached pulp... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090183846 - Multiple ply tissue products having enhanced interply liquid capacity: Multi-ply tissue products are disclosed. The multi-ply tissue products contain tissue webs that have raised areas and depressed areas. The tissue webs may be constructed so as to be relatively non-compressive and may have a resilient three-dimensional structure. During production, in one embodiment, the tissue webs may be produced without... Agent: Dority & Manning, P.A.

20090183847 - Process and apparatus for producing a fibrous web: Process and apparatus for producing a fibrous web in an apparatus that includes at least one nip formed between a smooth roll and at least one opposing element, a felt and an embossing belt. The process includes guiding the fibrous web and the felt through the at least one press... Agent: Greenblum & Bernstein, P.L.C

20090178773 - Method for producing aqueous polymer dispersions containing at least one lipophilic active substance and the use thereof: P

20090178774 - Office equipment for paper recycling: An office paper recycling apparatus within a unitary body makes new office paper for use in office equipment from used office machine paper. The apparatus comprises a paper-shredding portion; a pulping portion; a paper-forming portion; a paper-press portion; a paper-drying portion; a paper-finishing portion having a means to trim the... Agent: Louis Ventre, Jr

20090173463 - Security paper material, in particular for labelling and packaging, and manufacturing method thereof: A manufacturing method of a security paper material, in particular for labelling and packaging, comprising the steps of forming a paper sheet from a wet cellulose fibre pulp and providing the paper sheet with electronic chips; the chips are introduced into the paper sheet being formed during the transformation step... Agent: Banner & Witcoff, Ltd.

20090173464 - Acoustic ceiling tiles made with paper processing waste: A composition and process suitable for making acoustic tiles are disclosed. Certain embodiments of the composition comprise: perlite; inorganic material selected from the group consisting of calcium sulfate, calcium carbonate, clay and mixtures thereof; a binder selected from the group consisting of starch, a combination of starch and cellulosic fibers,... Agent: Usg Corporation Attn: Pete Sahu

20090173465 - Support body for an apparatus having an extended nip for the treatment of a fibre web: A support body for an apparatus having an extended nip formed between the support body and a counter-pressure member, having a working surface, being elastically deformable, and comprising a plurality of pressure chambers pressurized for controlled expanding in the direction of the working surface in order to load the nip.... Agent: Brooks Kushman P.C.

20090173466 - Drop-out steam profiling cartridge: A steam distributor for applying steam to a continuously moving paper sheet employs one or more drop-out steam profiling cartridges. Each cartridge is connected to a steam distribution apparatus and includes a number of profiling zones that are covered by a contoured, smooth profiling screen from which steam is applied.... Agent: Honeywell International Inc.

20090173467 - Static dewatering element for a web forming machine and a method for covering a static dewatering element designed for a web forming machine: A static dewatering element (10) for a web forming machine has a thermally sprayed coating (26) manufactured of powder particles (34). The powder particles (34) are agglomerates composed of primary particles (36). The average size of the primary particles (36) is smaller than 0.5 μm. The invention also relates to... Agent: Stiennon & Stiennon

20090173468 - Dryer section in a paper machine: An apparatus for handling a moving material web includes: a treatment unit including a rotating conveyor belt which forms a closed loop and carries the material web; a second treatment unit with a second conveyor belt which also forms a closed loop, both treatment units being connected parallel relative to... Agent: Taylor & Aust, P.C.

20090165967 - Use of modified inorganic particles in deinking: The present invention provides methods for deinking printed waste paper—particularly methods that use a deinking composition that includes a hydrophobically-modified inorganic particle (“MIP”) to improve ink collection efficiency under traditional alkaline, reduced alkali, and true neutral deinking conditions. Deinking compositions are provided that include a hydrophobically-MIP substrate, a nonionic surfactant... Agent: Duane Morris LLP - AtlantaIPDepartment

20090165968 - Modified kraft fibers: A method of producing a modified pulp comprising treating wood chips in an extraction process to remove hemicellose to form treated wood chips; and subjecting said treated wood chips to chemical or semichemical pulping to form a modified Kraft pulp wherein the amount of hemicellulose contained in the modified Kraft... Agent: International Paper Company

20090165969 - Enzymatic treatment of pulp for lyocell manufacture: Bleached and unbleached pulps are treated with an enzyme in one or more stages of the bleaching process to yield a low DP pulp suitable for lyocell manufacture. This allows higher throughput of fiber an economy of manufacture.... Agent: Weyerhaeuser Company Intellectual Property Dept., Ch 1j27

20090165970 - Solidifying agent for fibrous treatment object and method of fixing treatment therefor: An object of the invention is to provide a solidifying agent for fibrous treatment objects to be treated or a method of fixing treatment for fibrous treatment objects to be treated. According to the present invention, the solidifying agent for the fibrous treatment objects to be treated mainly contains an... Agent: Kazunao Kubotera Kubotera & Associates

20090165971 - Methods for preparing alkali cellulose and water-soluble cellulose ether: Provided is a method for preparing cellulose ether which is transparent as dissolved in water and has low water-insoluble content. More specifically, provided are a method for preparing alkali cellulose comprising a contact step of bringing a pulp sheet having a pore volume of 1.0 ml/g or greater, or chips... Agent: Myers Bigel Sibley & Sajovec

20090165972 - Methods for preparing alkali cellulose and water-soluble cellulose ether: Provided is a method for preparing cellulose ether which is transparent as dissolved in water and has low water-insoluble content. More specifically, provided is a method for preparing alkali cellulose, comprising a contact step of bringing a pulp sheet having a sheet density of 0.60 g/ml or less or being... Agent: Myers Bigel Sibley & Sajovec

20090165973 - Web-forming section and method for manufacturing multi-layer web: A web-forming section of a paper or board machine has a first web-forming unit with a first fiber layer (W1) formed on a first wire (10); a second web-forming unit with a second fiber layer (W2) formed on a second wire (30); and a couch shoe (39) over a curved... Agent: Stiennon & Stiennon

20090165974 - Methods for blending dried cellulose fibers: Methods for blending first and second fibers to provide fiber blends that include blended fiber flocs composed of a substantially homogeneous blend of first and second fibers.... Agent: Weyerhaeuser Company Intellectual Property Dept., Ch 1j27

20090165975 - Functionalization of paper components: Compositions and methods of producing paper-based materials are disclosed. In general, the techniques utilize an amine-containing polymer, such as chitosan, to functionalize one or more components of a mixture used to form materials such as paper-based materials. Such components can include the fibers of a pulp and/or filler particles. In... Agent: Nutter Mcclennen & Fish LLP

20090165976 - Expansion agents for paper-based materials: Compositions and methods of producing paper-based materials are disclosed. The techniques can utilize an amine-containing polymer, such as chitosan, to functionalize one or more components of a mixture used to form materials such as paper-based materials. Such components can include the fibers of a pulp and/or filler particles. Techniques and... Agent: Nutter Mcclennen & Fish LLP

20090165977 - Paper substrate containing a wetting agent and having improved print mottle: The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, enhanced print mottle, as well as print sharpness, low HST, and/or image dry time, the substrate preferably having high brightness and reduced color-to-color bleed... Agent: International Paper Company

20090165978 - Blends of glyoxalated polyacrylamides and paper strengthening agents: Compositions comprising a blend of two or more paper strengthening agents have improved stability compared with previously known paper strengthening agents. One component is a polymeric paper strengthening agent, preferably a wet strengthening agent. The other component is a stabilized polyacrylamide prepared by (1) reacting a first portion of glyoxal... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20090165979 - Advanced dewatering system: System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to the permeable structured fabric, the web,... Agent: Greenblum & Bernstein, P.L.C

20090165980 - Advanced dewatering system: System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to the permeable structured fabric, the web,... Agent: Greenblum & Bernstein, P.L.C