Paper making and fiber liberation inventions 06/08

20080149285 - Expanded perlite annealing process: This invention is directed to a method of reducing the water demand of expanded perlite that includes obtaining a vibrating screen supported at an angle and placing expanded perlite on the vibrating screen. The expanded perlite is moved over the screen past toward a burner at a rate that heats... Agent: Greer, Burns & Crain, Ltd.

20080149286 - High bulk strong absorbent single-ply tissue-towel paper product: The present invention relates to absorbent tissue-towel paper products comprising one essentially continuous ply of fibrous structure having a first surface and a second surface, wherein the product has an HFS absorbency greater than 8 g/g and the first surface exhibits an embossment height of at least 650 μm and... Agent: The Procter & Gamble Company Intellectual Property Division - West Bldg.

20080149287 - Polyacrylamide-based strengthening agent: A method for preparing a cationic polyacrylamide composition particularly suitable for making a glyoxylated polyacrylamide composition useful as a temporary wet-strengthening agent and the composition resulting from that method, along with the use of the composition for adding temporary wet strength to paper and the resulting strengthened paper products.... Agent: Patent Group Ga30-43 Georgia-pacific Llc

20080149289 - High opacity tickets: A ticket stock and manufacturing process wherein a pulp is formulated from a blend of recycled furnishes, with added starch for enhancing sheet stiffness and reducing linting and dusting on cut edges of the stock, and clay or other opacifier for enhancing opacity of the stock. A preferred pulp comprises... Agent: Barnes & Thornburg LLP

20080149288 - Method for altering the tack of materials: Methods are provided for altering the tack of an adhesive material by contacting the adhesive material with an amount of a cyclodextrin compound effective to reduce the tack of the adhesive material. In a preferred embodiment, the method is for altering the tack of adhesive contaminants in a process fluid,... Agent: Sutherland Asbill & Brennan LLP

20080149290 - Manufacturing process of a paper substrate intended to be vulcanised or parchmentised: A manufacturing process of a paper substrate intended to be vulcanised or parchmentised, consisting in: subjecting, in a dry state, the cellulose fibres to energy radiation; defiberizing and refining in an aqueous environment the irradiated fibres until a homogenous fibre solution is obtained; forming a web from the obtained fibre... Agent: Nixon & Vanderhye, Pc

20080149291 - Refiner for refining pulp: A refiner plate for forming accepts and exhaust from a pulp material includes a first side and a second side and defines a channel extending between the first side and the second side. The channel is operable to direct at least some of the exhaust and at least some of... Agent: Quarles & Brady LLP

20080149292 - Machine for producing a fibrous web: A machine for producing a fibrous web, in particular a paper web, paperboard web or tissue web, includes a former on which the fibrous web is formed on a structured belt and is dewatered between said structured belt and a forming belt, and a drying apparatus for the further dewatering... Agent: Taylor & Aust, P.c.

20080142175 - Process in a (d) stage bleaching of hardwood pulps in a presence of mg (oh)2: This invention relates to an improved bleaching process for bleaching pulp comprising at least one bleaching stage which comprises treating a hardwood pulp with a bleaching agent comprising ClO2 in the presence of a weak base such as, for example, Mg(OH)2 preferably at pH from about 3.5 to about 6.5.... Agent: International Paper Company

20080142174 - Process in a (d) stage bleaching of softwood pulps in a presence of mg (oh) 2: This invention relates to an improved bleaching process for bleaching pulp comprising at least one bleaching stage which comprises treating a softwood pulp with a bleaching agent comprising ClO2 in the presence of a weak base such as, for example, Mg(OH)2 preferably at pH from about 3.5 to about 6.5.... Agent: International Paper Company

20080142176 - Process of treating a lignocellulosic material: A process of treating a lignocellulosic material includes a pre-extraction step in which hemicellulose is extracted from the lignocellulosic material. In one embodiment, the pre-extraction step involves contacting the lignocellulosic material with an aqueous solution under conditions that release acidic material from the lignocellulosic material into the aqueous solution, and... Agent: Macmillan Sobanski & Todd, Llc

20080142177 - Environmentally sustainable multiple ply paper product: The present disclosure is generally directed to a multiple ply paper product which includes a first ply comprising virgin fiber, pre-consumer recycled fiber, or mixtures thereof and a second ply comprising at least about 30% by weight post-consumer recycled fiber, wherein the average pore size distribution of the first ply... Agent: Dority & Manning, P.a.

20080142178 - Wet layed bundled fiber mat with binder fiber: A method of producing a wet-layed non-woven mat from glass fibers includes the steps of: drawing streams of molten glass into continuous filaments, applying a size to the continuous filaments, gathering the continuous filaments into strands, chopping the strands into discrete length bundles while substantially maintaining the integrity of the... Agent: Owens Corning

20080142179 - Aqueous dispersions of optical brighteners: The instant invention relates to aqueous dispersions of one or more optical brightening agent (OBA) which do not need dispersants or other stabilizing additives in order to avoid sedimentation during storage. The optical brighteners are sulfonated triazinylaminostilbene compounds which have excellent properties for whitening of paper and other cellulosic substrates.... Agent: Clariant Corporation Intellectual Property Department

20080142180 - Device for removing liquid from a moving fabric or web: A device for removing a liquid, dusty or solid substance from a moving fabric or web. A roll is placed transversely in relation to the moving fabric or web and arranged to rotate around a rotation axis. The roll includes an outer mantle through which a liquid or air flow... Agent: Venable LLP

20080142181 - High defiberization chip pretreatment apparatus: A chip pretreatment process which comprises conveying the feed material through a compression screw device having an atmosphere of saturated steam at a pressure above about 5 psig, decompressing and discharging the compressed material from the screw device into a decompression region, feeding the decompressed material from the decompression region... Agent: Alix, Yale & Ristas, LLP

20080135193 - Inflated filbers of regenerated cellulose formed from ionic liguid/cellulose dope and related products: Inflated fibers of regenerated cellulose and other regenerated structures are formed from ionic liquid/cellulose dope. Fibers so produced may be incorporated into absorbent sheet with other papermaking fibers to provide softness, bulk and absorbency.... Agent: Patent Group Ga030-43 Georgia-pacific Llc

20080135194 - Method for improving the consolidation and dewatering of suspended particulate matter: Methods are provided for treating suspensions of particles to improve the drainage rate and/or the solids content of flocs of the particles. The method includes the steps of (i) providing a suspension which comprises particles in a fluid; (ii) adding a cyclodextrin compound to the suspension; and (iii) dewatering the... Agent: Sutherland Asbill & Brennan LLP

20080135195 - Process for producing tissue products: Tissue products are disclosed containing an additive composition. The additive composition, for instance, comprises an aqueous dispersion containing an alpha-olefin polymer, an ethylene-carboxylic acid copolymer, or mixtures thereof. The alpha-olefin polymer may comprise an interpolymer of ethylene and octene, while the ethylene-carboxylic acid copolymer may comprise ethylene-acrylic acid copolymer. The... Agent: Dority & Manning, P.a.

20080135196 - Protecting device for spraying equipment and method of protecting it and its surroundings: A device for protecting a spraying equipment (8) and its surroundings in a paper or board machine, for applying a treatment medium onto a moving surface (3), comprises a protecting cover (11) having a space (12), which forms a single chamber in which the spraying equipment is located and which... Agent: Alston & Bird LLP

20080135197 - Method for producing a firous web and twin mesh former for performing said method: This invention relates to a method for producing a fibrous web from at least one fibrous suspension in a twin mesh former with a twin mesh zone which has a wedge-shaped intake nip and is formed at least in some sections by two rotating endless meshes, of which the first... Agent: Todd T. Taylor, Taylor & Aust, P.c.

20080135198 - Apparatus for controlling the consistency of a flow of stock solution: An apparatus is disclosed for controlling the consistency of a flow of stock solution flowing from a header to a slice lip of a headbox of a papermaking machine so that the cross machine direction consistency profile of a resultant web is controlled. The apparatus includes a flow channel which... Agent: David J. Archer

20080135199 - Corrugator belt: The present invention relates generally to fabrics used in papermaking, and relates more specifically to fabrics employed in making corrugated board. The invention also relates to a belt for a corrugated board machine, where the belt includes a coating including an anti-friction modifier which can provide one or more of... Agent: Greenblum & Bernstein, P.L.C

20080135200 - Hydrolysis resistant corrugator fabric: The present invention relates generally to papermaking, and relates more specifically to fabrics employed in making press felts on a paper machine, pulp machine fiber cement belts, and corrugated paper board, or box-board. The invention also relates to the monofilament base of fabric optionally with a needled batt which can... Agent: Greenblum & Bernstein, P.L.C

20080128100 - Strengthened tissue paper products comprising low level of xylan: Disclosed is a tissue paper product comprising one or more plies of a tissue paper; wherein at least one of the plies comprises cellulose and from about 0.005% to about 0.14% by weight based on the weight of cellulose of xylan. Also disclosed is a process for making tissue paper... Agent: The Procter & Gamble Company Intellectual Property Division - West Bldg.

20080128101 - Method of applying a super-absorbent composition to tissue or towel substrates: The invention provides a method of increasing the absorbency of an absorbent article. The method includes introducing a super-absorbent polymer composition to a paper web in a papermaking process to increase the absorbent capacity of an absorbent article made in the process. The polymer composition includes a super-absorbent polymer and... Agent: Edward O. Yonter Patent And Licensing Department

20080128102 - Composition and method for paper processing: According to the present invention, a process is provided for making paper or board comprising forming a cellulosic suspension that may or may not comprise a filler, flocculating the cellulosic suspension, draining the cellulosic suspension on a screen to form a sheet, wherein the cellulosic suspension is flocculated using a... Agent: Cantor Colburn, LLP

20080128103 - Method and apparatus for treating a fibre web: Method and arrangement for processing a paper or board web (1) or similar fibre web, in which method a processing mixture is spread onto the surface of the web. hi the method, the web (1) to be processed is lead from a press nip (8) and pressed between rolls (8)... Agent: Cohen, Pontani, Lieberman & Pavane

20080128104 - Paper machine dewatering system: A paper machine dewatering system includes a first fabric, a second fabric, and an airflow device. The first fabric carries a fibrous web on a side thereof. The second fabric is in at least partial contact with the fibrous web, the fibrous web being between the first fabric and the... Agent: Taylor & Aust, P.c.