Paper making and fiber liberation inventions 03/07

20070068640 - Method for loading a fibrous stock suspension and arrangement to implement the method.: Method for loading a fibrous stock suspension which contains cellulose fibers with calcium carbonate, comprising the following process steps: Adding calcium hydroxide in liquid or dry form, or calcium oxide into the fibrous stock suspension, Adding of gaseous carbon dioxide into the fibrous stock suspension, Precipitation of calcium carbonate through... Agent: Taylor & Aust, P.C.

20070068641 - Strap and methods for making and using such: Among other things, the present invention provides various apparatus useful in paper manufacturing and recycling. On such apparatus is a paper strap that includes a paper body that is formed of a compound structure. Such a paper strap further includes an adhesive material formed on at least a portion of... Agent: The Hamilton Law Firm PC

20070068642 - Novel wax emulsion coating applications: Waxes prepared from hydrogenated plant oils, such as castor, palm, and soybean, are used to prepare water based emulsions. The inventive waxes, obtained from naturally derived, renewable resources, were emulsified under anionic, cationic and nonionic conditions, producing emulsions having a solids content up to about 45% solids. The emulsions are... Agent: Thomas L. Adams

20070068643 - Aluminum trihydrate containing slurries: The present invention relates to Aluminum trihydrate slurries comprising aluminum trihydrate particles, an acrylic dispersant, citric acid, synthetic hectorite clay, optionally a compound to adjust pH, a biocide and water. These slurries may be mixed with titanium dioxide slurries to produce a stable slurry blends useful in paper and paper-board... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070068644 - Method and apparatus for forming a paper or tissue web: A method and apparatus for transferring a vibrational force to the wire of a papermaking machine in order to re-align the fibers of the web forming on the wire or to clean press section felts. In some embodiments, the apparatus is a vibrational device including at least one vibration-inducing mechanism,... Agent: Michael Best & Friedrich, LLP

20070068645 - Machine for the manufacture of a fiber material web: A machine for the manufacture of a fiber material web (12), in particular a paper or card web, having a forming zone including at least one circulating endless dewatering belt (16, 18) includes at least one pressing zone (14) combined with a suction system.... Agent: Voith Fabrics

20070068646 - Materials for dewatering elements: A material for dewatering elements at the wet end of a paper-making machine is disclosed. The material comprises an elastomeric polymer matrix, and a filler added to the matrix at a level of 10 to 50 percent by weight, and the material has a hardness according to Shore A between... Agent: Buchanan, Ingersoll & Rooney PC

20070062653 - Compositions and processes for paper production: Compositions and processes that preserve and enhance the brightness and improve color of pulp or paper when applied during different stages of the papermaking process are identified. The composition and method maintains and/or enhances brightness, prevent yellowing, and enhances the performance of paper products. Used in combination with optical brighteners... Agent: Michael B. Martin Patent And Licensing Department

20070062652 - Method for charging a fibre suspension and arrangement for carrying out said method: The invention relates to a method for loading a fibrous suspension containing cellulose fibers with calcium carbonate with the following steps of the method: Introduction of calcium hydroxide in liquid or dry form or of calcium oxide into the fibrous suspension introduction of gaseous carbon dioxide into the fibrous suspension... Agent: Greenblum & Bernstein, P.L.C

20070062654 - Treatment of wood chips using enzymes: A method of treating wood chips or saw dust with an enzyme formulation, prior to refining, in order to reduce the total extractives content of the wood chips or sawdust and to modify the wood structure is described herein. The wood chips or sawdust are treated with one or more... Agent: Patrea L. Pabst Pabst Patent Group LLP

20070062655 - Tissue paper: The present invention provides for a tissue product comprising one or more tissue plies and having a total tensile value of less than about 1300 grams per inch, a Bulk300 of greater than about 13.5 cm3/g, and a caliper stability of greater than about 50%. The present invention also provides... Agent: The Procter & Gamble Company Intellectual Property Division

20070062656 - Linerboard with enhanced cd strength for making boxboard: A method of making linerboard with elevated CD strength includes: a) compactively dewatering a papermaking furnish to form a nascent web having an apparently random distribution of papermaking fibers; b) applying the dewatered web having apparently random fiber distribution to a translating transfer surface moving at a first speed; c)... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20070062658 - Absorbent paper product having high definition embossments: The present invention provides for an embossed paper product comprising one or more plies of paper where at least one ply comprises a plurality of embossments where the embossments have an embossment height of from about 800 microns to about 2500 microns and an emboss impression angle of from about... Agent: The Procter & Gamble Company Intellectual Property Division

20070062657 - Method for the production of tissue paper: This invention relates to a method for the production of a three-dimensionally structured tissue paper web with which the tissue paper web is pressed, in order for it to be structured, on a three-dimensionally structured mesh and with which the tissue paper web is conveyed, unheld by a skin, in... Agent: Taylor & Aust, P.C.

20070062659 - Use of starch with synthetic metal silicates for improving a papermaking process: The invention discloses a paper or paperboard produced from a slurry comprising cellulose fibers and an effective amount of SMS. In addition, a method for increasing retention and dewatering during the papermaking process is also disclosed. The method involves the addition of an effective amount of SMS to said papermaking... Agent: Michael B. Martin Patent And Licensing Department

20070062660 - Use of synthetic metal silicates for increasing retention and drainage during a papermaking process: The invention discloses a paper or paperboard produced from a slurry comprising cellulose fibers and an effective amount of SMS. In addition, a method for increasing retention and dewatering during the papermaking process is also disclosed. The method involves the addition of an effective amount of SMS to said papermaking... Agent: Michael B. Martin Patent And Licensing Department

20070062661 - Process for repulping wet-strength broke: A repulping process for wet-strength broke comprising a wet-strength resin and cellulosic fiber, said process comprising contacting an aqueous slurry of said broke with a mixture of 1) potassium monopersulfate as an oxidizing agent and 2) at least one of an active halogen agent, cyanuric acid, or a mixture thereof... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070062662 - Use of synthetic metal silicates for decreasing the deposition of contaminants during a papermaking process: A method for decreasing the amount of contaminants in a papermaking a process is disclosed. The method involves adding an effective amount of SMS to said papermaking process.... Agent: Michael B. Martin Patent And Licensing Department

20070062663 - Used paper recycling apparatus and its constituent devices: A used paper recycling apparatus capable to be installed in small office or general household, friendly to environment and low in running cost, and assuring high confidentiality. A used paper recycling apparatus comprising a pulp making section for crushing and beating used paper and making into pulp, a paper making... Agent: Rader Fishman & Grauer PLLC

20070056702 - Arundo donax pulp, paper products and particle board: Composite panels and pulp, and paper products of the pulp, are produced from Arundo donax. In the fabrication of the composite panels, Arundo donax is comminuted to a suitable size, combined with a binder, and consolidated into panels that meet standards for construction and/or furniture grade panels. The Arundo donax... Agent: Graybeal, Jackson, Haley LLP

20070056703 - Extraction with compaction and springback considerations: A vessel is constructed with (preferably substantially stationary) screen surfaces which minimize compaction of comminuted cellulosic fibrous material, and allow springback of the material, as it flows downwardly. A slurry of wood chips, sawdust, or pulp is passed downwardly past one or more screen surfaces, which have a number of... Agent: Nixon & Vanderhye, PC

20070056704 - Process for high engagement embossing on substrate having non-uniform stretch characteristics: The present invention provides a process for producing a deep-nested embossed paper product comprising the steps of delivering one or more plies of paper to an embossing apparatus and embossing the one or more plies of the paper between two opposed embossing cylinders. The one or more plies of paper... Agent: The Procter & Gamble Company Intellectual Property Division

20070056705 - Ceiling tile with non uniform binder composition: A ceiling tile product and method in which a slurry formed mat primarily comprising mineral wool and binder is provided with a binder enhancement zone at its face. The binder enhancement zone can reduce the total required latex content, reduce the amount of finish or paint needed to achieve a... Agent: Pearne & Gordon LLP

20070056706 - Use of non-thermosetting polyamidoamines as dry-strength resins: The invention relates to a process for utilizing resins useful for imparting dry-strength to paper without substantially increasing the paper's wet-strength wherein the resins comprise non-thermosetting crosslinked polyamidoamine-epihalohydrin resins. The invention also relates to the paper produced containing the resins.... Agent: Hercules Incorporated Hercules Plaza

20070056707 - Continuous digester with fluid circulation: The arrangement concerns an improved design for at least one of the cooling, dilution and washing at the bottom of a continuous digester for the production of cellulose pulp. By arranging at least one extra strainer section above the lowermost strainer section, with the addition of washing fluid or dilution... Agent: Fasth Law Offices (rolf Fasth)

20070056708 - Apparatus in connection with a headbox of a paper machine or equivalent: A headbox apparatus of a paper machine or equivalent has a body (11). Dilution water (arrow L2) is conducted through at least two rows of ducts (12a1, 12a2 . . . ) into each body mixing chambers (13a1, 13a2 . . . ). Each mixing chamber (13a1, 13a2 . .... Agent: Stiennon & Stiennon

20070051480 - Method and apparatus for loading a fibrous stock suspension: An apparatus for loading a cellulose fiber containing fibrous stock suspension with calcium carbonate which includes an arrangement of machines for loading the fibrous stock suspension with calcium carbonate, whereby the machines are supplied with flue gas which contains carbon dioxide. The machines are followed by a deaeration unit for... Agent: Taylor & Aust, P.c.

20070051481 - 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

20070051482 - Method for kraft waste reclamation: A method for obtaining particulate calcium carbonate having an average particle size less than about 12 microns is provided. The method includes the steps of (1) withdrawing from a pulp mill a mixture containing calcium carbonate; (2) treating the mixture to remove contaminants contained in the mixture to produce a... Agent: Dunlap, Codding & Rogers P.c.

20070051483 - process for bleaching kraft pulp: An improved process for bleaching Kraft pulp is disclosed. The improved process involves the use of hydrogen peroxide to treat brownstock before treatment with chlorine or chlorine containing compounds. The process may also be used to treat recycle pulp.... Agent: Patent Administrator Fmc Corporation

20070051484 - Paper sheet having high absorbent capacity and delayed wet-out: Absorbent paper products, such as paper towels, are disclosed which have a combination of high absorbent capacity and a moderate to low rate of absorbency for hand protection. These properties can be produced, for example, using a throughdried basesheet, such as an uncreped throughdried sheet, in which at least one... Agent: Kimberly-clark Worldwide, Inc.

20070044928 - Rolled bath tissue product for children: A rolled tissue product that can help a child's progress in the toilet training process is generally disclosed. The rolled tissue product can have a pattern, located on the tissue web, such that the pattern helps the child determine the appropriate amount of bath tissue that should be used. Also,... Agent: Dority & Manning, P.A.

20070044930 - Bulk softened fibrous structures: Bulk softened fibrous structures, especially bulk softened, polar agent-free fibrous structures, and methods for making such fibrous structures are provided.... Agent: The Procter & Gamble Company Intellectual Property Division

20070044929 - Compositions containing expandable microspheres and an ionic compound, as well as methods of making and using the same: This invention relates to composition containing expandable microspheres and at least one ionic compound and having a zeta potential that is greater than or equal to zero mV at a pH of about 9.0 or less at an ionic strength of from 10−6 M to 0.1 M., as well as... Agent: International Paper Company

20070044931 - Process belt with improved on-machine seam: A process belt having a woven base fabric, a barrier on an upper surface of the base fabric, a fibrous batt layer on the barrier and needled through the barrier and into the base fabric forms a composite structure. When an additional material is applied, the barrier protects a predetermined... Agent: Taylor & Aust, P.C.