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| Number | Title | Issue Date |
| 7431798 | Security paper Security paper adapted to resist fraudulent alteration of toner-printed information thereon and to make such alteration or attempts at alteration evident has a maximum Scott-Bond strength of 150 J m−2; a Bendtsen roughness of not more than about 150 ml ... | 10/07/2008 |
| 7425246 | Process for making multilayer coated paper or paperboard The present invention refers in one embodiment to a method of manufacturing multilayer coated papers and paperboards, but excluding photographic papers and pressure sensitive copying papers, that are especially suitable for printing, packaging and labeling purposes,... | 09/16/2008 |
| 7387707 | Support for image-recording material, process for manufacturing thereof, and image-recording material An object is to provide a support for image-recording material excellent in dimension stability and smoothness, a manufacturing process of the support, and an image-recording material which employs such support and which can obtain a high quality image. Accordingly,... | 06/17/2008 |
| 7377997 | Fibrous structure comprising a fiber flexibilizing agent system Fibrous structures comprising a fiber flexibilizing agent system, methods for making such fibrous structures and sanitary tissue products comprising such fibrous structures are provided. ... | 05/27/2008 |
| 7364642 | Recycling of latex-containing broke Methods for recycling latex-containing broke are generally provided. Specifically, mechanical treatment may be employed to rework latex-containing broke for reuse in various products without the need for treatment with chemicals, such as hypochlorite, chlorine, or h... | 04/29/2008 |
| 7335279 | Low density 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... | 02/26/2008 |
| 7285183 | Making foam coated mats on-line A new foam coated nonwoven fibrous mat having properties particularly suited for a facer on gypsum wallboard, laminates made therefrom and the method of making the mat is disclosed. The mat preferably contains a major portion of glass fibers and a minor portion of a... | 10/23/2007 |
| 7258815 | Use of brighteners for the preparation of coating slips The use of optical brighteners of the formula (II): in which Y denotes a radical of the formula and the other substituents have the m... | 08/21/2007 |
| 7189308 | Treated paper product A treated paper product is provided according to the invention. The treated paper product comprises a result of applying a water based emulsion to a paper base sheet to provide an impregnated paper product, and drying the impregnated paper product to a water content... | 03/13/2007 |
| 7179347 | Method for fiber stock preparation A method for the preparation of fiber stock for the production of paper or cardboard, including the steps of: a) Supplying fibers in the form of a suspension that has a predetermined solids content, b) Loading of t... | 02/20/2007 |
| 7172678 | Process of making composite sheet material A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C | 02/06/2007 |
| 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 |
| 7129439 | Resin molded body joining method The present invention provides a joining method using a method of laser welding wherein two resin molded bodies can be joined with high welding strength. Specifically, this is a method that joins two thermoplastic resin molded bodies using a method of laser welding;... | 10/31/2006 |
| 7078088 | Disposable cutting sheet A disposable cutting sheet for Processing food items thereon includes a cut-resistant layer including a thermoplastic material ply and an absorbent ply, wherein the first layer has a surface area and wherein the thermoplastic material of the first layer includes a p... | 07/18/2006 |
| 7063879 | Disposable cutting sheet A disposable cutting sheet for processing food items thereon includes a first cut-resistant layer having a first surface area and including a first absorbent ply and a thermoplastic material ply. The cutting sheet further includes a second layer having a second surf... | 06/20/2006 |
| 7063880 | Sheet material and manufacturing method and apparatus therefor A method of manufacturing a single use processing substrate includes the step of extruding a first layer having ridges and troughs between the ridges. The method further includes the steps of placing a second layer into the troughs while the first layer is pliant an... | 06/20/2006 |
| 7056569 | Disposable cutting sheet A cutting sheet for cutting and preparation of food items thereon comprises a first cut-resistant layer having a width and including a first absorbent ply and a first thermoplastic material ply. The thermoplastic material ply of the first layer includes a plurality ... | 06/06/2006 |
| 7026034 | Processing substrate and method of manufacturing same A disposable cutting sheet for cutting and preparation of food items thereon includes a first section having a plurality of apertures therethrough and a cut resistant surface, a second liquid impermeable section disposed adjacent the first section, and a fold line d... | 04/11/2006 |
| 7022395 | Disposable cutting sheet A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and an absorbent ply and a thermoplastic material ply, wherein the first layer includes a plurality of non-circular aperture... | 04/04/2006 |
| 6991706 | Clothlike pattern densified web An improved paper and the process of making an improved paper web is disclosed. The improved paper is characterized as having two regions; one is a network (or open grid) region and the other is a plurality of domes. At least a portion of either region of the paper ... | 01/31/2006 |
| 6979485 | Processing substrate and/or support surface A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut-resistant layer having a first surface area and including an absorbent ply and a thermoplastic material ply, wherein the thermoplastic ply includes a plurality of apert... | 12/27/2005 |
| 6929714 | Tissue products having reduced slough A method for forming a tissue product that is soft and produces relatively low levels of slough is provided. The method includes providing a liquid furnish of cellulosic fibers and forming a multi-layered wet web therefrom. The web is dried (e.g., through-dried) to ... | 08/16/2005 |
| 6890405 | Method of controlling tackiness in papermaking To reduce the problem of tackiness caused by contaminants in recycled paper, effective amounts of talc and a terpene such as D-limonene are added to paper stock in conjunction with chemical fixing agents and retention aids. The terpene increases the affinity of the ... | 05/10/2005 |
| 6890454 | Optical brighteners compositions their production and their use The invention relates to an optical brightener mixture (W) comprising optical brighteners (A) of formula (Ia), and (B) of formula (Ib) and optionally (C) of formula (Ic) as defined herein, their concentrated aqueous solutions (S), their production and their use.... | 05/10/2005 |
| 6887347 | Cellulose fibers comprising radiation activatable resin formalities The present invention relates to cellulosic fibrous material comprising a radiation activatable resin, structures comprising such fibrous material, and absorbent articles especially disposable absorbent articles, comprising such fibrous materials or structures. It f... | 05/03/2005 |
| 6887350 | Tissue products having enhanced strength A tissue product containing a multi-layered paper web that has at least one outer layer formed from a blend of pulp fibers and synthetic fibers is provided. A polymer latex is also applied to the outer layer of the tissue product. It is believed that the polymer lat... | 05/03/2005 |
| 6875308 | Method of making foam coated mat online A new foam coated nonwoven fibrous mat having properties particularly suited for a facer on gypsum wallboard, laminates made therefrom and the method of making the mat is disclosed. The mat preferably contains a major portion of glass fibers and a minor portion of a... | 04/05/2005 |
| 6852198 | Resin composition, water-resistant/moisture-proof paper, containing the same, and process for producing the same Disclosed is a resin composition for water-resistant and moisture-proof paper comprising 40 to 75 parts by weight of a polyolefin (A), 25 to 60 parts by weight of a tackifier (B) and 0 to 20 parts by weight of a compatibilizing agent (C), the total of (A), (B) and (... | 02/08/2005 |
| 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 |
| 6800176 | Preservation of paper and textile materials A method is disclosed for strengthening a paper or textile article. The method involves (a) applying to the article a solution of an amorphous fluoropolymer in a perfluoroalkane solvent; and (b) drying the article. Also disclosed are strengthened paper and textile a... | 10/05/2004 |
| 6752905 | Tissue products having reduced slough A method for forming a tissue product that is soft and produces relatively low levels of slough is provided. The method includes providing a liquid furnish of cellulosic fibers and forming a multi-layered wet web therefrom. The web is dried (e.g., through-dried) to ... | 06/22/2004 |
| 6749720 | Wet-formed mat applications for cement backerboards A wet-formed permeable mat composed of wet use chopped strands (WUCS), chopped roving, and potentially unidirectional roving coupled with an alkaline resistant binder are combined to create an randomly oriented open mat structure with a high degree of openness that ... | 06/15/2004 |
| 6716314 | Method for making improved abrasion resistant overlays A method for forming an abrasion resistant sheet which comprises forming a web of cellulosic fibers on a papermaking machine and applying a slurry including an encapsulated abrasion-resistant grit to the upper surface of the web on the papermaking machine. ... | 04/06/2004 |
| 6702923 | Wet strength agent and method for production thereof A method for preparing a wet strength agent comprising a first step of reacting a nitrogen-containing polymer with a hydrophobic compound to form hydrophobic side-chain substituents on the polymer, a second step of reacting the hydrophobised nitrogen-cont... | 03/09/2004 |
| 6669815 | Sheet surface treating agent and ink-jet printing paper There is provided a treating agent for a sheet surface comprising a graft copolymer composed of a back bone polymer and branch polymer, either of which is a polymer having vinyl alcohol units, and the other of which is a polymer having cationic groups, th... | 12/30/2003 |
| 6655101 | Drywall finishing trim having fiber covering fabricated with strengthening compound A drywall trim device incorporating a metal core covered on the exterior by a cover strip fabricated from fibers mixed with a strengthening compound to encapsulate the fibers. The method of the invention may involve mixing the strengthening compound with ... | 12/02/2003 |
| 6610174 | Patterned application of polymeric reactive compounds to fibrous webs Methods for making high wet performance webs. A polymeric anionic reactive compound is applied heterogenously to a cellulosic fibrous web followed by curing of the compound to crosslink the cellulose fibers. The resulting tissue has high wet resiliency, h... | 08/26/2003 |
| 6503370 | Method of producing a paper having a three-dimensional pattern Method of producing paper having a three-dimensional pattern of alternating raised and recessed portions which is given the paper in connection with impulse drying, at which the wet paper web is passed through at least one press nip (12) comprising a rota... | 01/07/2003 |
| 6497787 | Process of manufacturing a wet-laid veil A method of making a microsphere-filled wet-laid veil involves forming a non-woven fibrous veil, contacting the veil with an impregnation binder composition having a binder and microspheres, and impregnating the microspheres of the impregnation binder com... | 12/24/2002 |
| 6485608 | Manufacture of plain bearings The bearing comprises a metal backing, a sintered layer on said metal backing, and a lining layer infiltrated into pores of the sintered layer and standing proud thereof to provide a bearing surface. The lining layer comprises polytetrafluoroethylene incl... | 11/26/2002 |
