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| Number | Title | Issue Date |
| 7399379 | Process of attaching reinforcing ply to ply containing mica-rich and mica-poor faces The present invention relates to a sheet structure for electrical insulation or flame resistance comprising a barrier ply having a mica-rich face and a mica-poor face and a reinforcing ply containing a saturable backing layer attached to the mica-poor face of the ba... | 07/15/2008 |
| 7377995 | Soft durable tissue Single-ply throughdried tissue sheets, particularly suitable as bath tissue, are produced with at least three layers. One or both of the outer layers suitably contain predominantly softwood fibers and a chemical bonding agent. One or more of the inner layers suitabl... | 05/27/2008 |
| 7351308 | Paper products having a tropical composition applied in discrete droplets A method is disclosed for application of compositions onto non-woven webs, such as paper webs. The present invention is also directed to products made from the process. In general, the method includes applying a composition to a non-woven web using a non-impact prin... | 04/01/2008 |
| 7291246 | Liquid board The invention relates to liquid board comprising one or more layers of material containing cellulose, one or more of said layers comprising an additive that has the capacity to react with or decompose a disinfectant with which said liquid board is treated, so that a... | 11/06/2007 |
| 7008507 | Non-impact printing method for applying compositions to webs and products produced therefrom A method is disclosed for application of compositions onto non-woven webs, such as paper webs. The present invention is also directed to products made from the process. In general, the method includes applying a composition to a non-woven web using a non-impact prin... | 03/07/2006 |
| 7005035 | Packaging device and method for absorbing moisture A packaging device and method for absorbing and reducing moisture as well as a manufacturing process for such device. The packaging device is a container made from paperboard such as containerboards or linerboards with a corrugated medium. The paperboard is insulate... | 02/28/2006 |
| 6994764 | Method for producing a shaped part To make a shaped article, a decorative paper whose cotton linters content is at least 10 wt % and can be as high as 100 wt % of the total fiber content in the paper is impregnated with a cross-linkable aminoplastic resin, applied on a carrier of wood-based material ... | 02/07/2006 |
| 6908531 | Calendered paper product and method of producing a calendered paper web The invention relates to a method for producing a calendered paper web. According to the method, a paper web is formed from a fibrous raw material in a paper machine, and the paper web is calendered. According to the invention, a fibrous raw material is used which i... | 06/21/2005 |
| 6712931 | Method for manufacturing a paper or board web and a paper or board machine A method for manufacturing a paper or board web in which stock is fed from a headbox (100) to a wire section (200), in which water is removed from the web (W) and from which the web (W) is passed to a press section (300), in which water is press... | 03/30/2004 |
| 6702922 | Papers for use in decorative laminates and methods of making the same A process for forming an abrasion resistant, decorative sheet which comprises forming a web of cellulosic fibers on a papermaking machine and applying a coating suspension including an abrasion-resistant grit and decorative inclusion particles to the uppe... | 03/09/2004 |
| 6627042 | Process for the formation of a multi-ply and/or multilayer fiber web In a process and a device for the formation of a multi-ply and/or multi-layer fiber material web, in particular of a paper or cardboard web, at least one of the two external plies and/or layers of the fiber material web is formed using fiber material, on ... | 09/30/2003 |
| 6551455 | Multi-layer printable wear resistant papers including particle rich interior layer A process for forming an abrasion resistant, printable sheet which comprises forming a web of cellulosic fibers on a papermaking machine and applying a slurry including an abrasion-resistant grit to the upper surface of the web on the papermaking machine ... | 04/22/2003 |
| 6440266 | Production of reactive material containing webs A non-woven web of fibrous material containing a reactive particulate material is made using the wet laid, or preferably foam, process. First and second fibrous webs are made using the wet laid or foam process, and a liquid or foam slurry including reacti... | 08/27/2002 |
| 6423181 | Gravure paper and manufacturing process for this paper A gravure paper and a method of manufacturing gravure paper having a maximal roughness depth of approximately 1.40 μm. The method utilizes a paper machine including a forming system, a first press section, and a drying section, and includes producing a s... | 07/23/2002 |
| 6419790 | Methods of making an ultra soft, high basis weight tissue and product produced thereby The present invention is a method of making an ultra soft, multi-ply tissue using wet press technology and the product produced thereby.... | 07/16/2002 |
| 6328850 | Layered tissue having improved functional properties A multi-layered paper product. The paper product has individual layers for providing a soft tactile sensation to the user, for providing strength, and for providing bulk. Suitable fibers for increasing bulk may be synthetic fibers, debonded fibers, weakly... | 12/11/2001 |
| 6270624 | Stock feed system for a multi-layer headbox and method in the operation of a multi-layer headbox A stock feed system for a multi-layer headbox and a method in the operation of a multi-layer headbox in which into each inlet header of the multi-layer headbox, a stock concept is passed which has been produced out of the same fresh stock by adding the ne... | 08/07/2001 |
| 6251223 | Process for improving printing paper A process for improving gravure and offset printability of coated and uncoated printing papers by increasing filler share in the paper on the top and bottom sides or in the outer layers of the paper web by using a retention agent, and providing the outerl... | 06/26/2001 |
| 5830317 | Soft tissue paper with biased surface properties containing fine particulate fillers Soft, strong, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath tissue, facial tissue, and absorbent towels are disclosed. The tissue papers comprise fibers such as wood pulp and a non-cellulosic... | 11/03/1998 |
| 5814188 | Soft tissue paper having a surface deposited substantive softening agent Strong, soft, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath tissue, facial tissue, and absorbent towels are disclosed. At least one surface of the tissue papers has uniform discrete surface d... | 09/29/1998 |
| 5766386 | Method of producing metal clad laminate A metal clad laminate which is thin and flat and has high resistivity to metal migration and excellent drilling processability is produced by bonding at least two layers of resin sheets and a metal foil layered on at least one side of the layered resin sh... | 06/16/1998 |
| 5700352 | Process for including a fine particulate filler into tissue paper using an anionic polyelectrolyte A process for incorporating a fine particulate filler such as kaolin clay into tissue paper is disclosed. The process results in strong, soft, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath ti... | 12/23/1997 |
| 5681428 | Method of manufacturing an inorganic board An inorganic board consisting of a cured base mat and a cured surface mat is manufactured by forming a surface mat by the dry method on a base mat formed by a paper making method, embossing the composite mat, and curing the embossed composite mat. Ridges ... | 10/28/1997 |
| 5672249 | Process for including a fine particulate filler into tissue paper using starch A process for incorporating a fine particulate filler such as kaolin clay into tissue paper is disclosed. The process results in strong, soft, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath ti... | 09/30/1997 |
| 5643413 | Multi-ply paper product and method of making the same A method of producing a multi-ply paperboard product. A single aqueous recycled pulp stock which contains both heavy contaminants and lightweight contaminants is separated into three fractions, including a first fraction which contains the heavy contamina... | 07/01/1997 |
| 5389202 | Process for making a high pulp content nonwoven composite fabric A high pulp content nonwoven composite fabric is disclosed. The composite fabric contains more than about 70 percent, by weight, pulp fibers which are hydraulically entangled into a continuous filament substrate. This high pulp content composite nonwoven ... | 02/14/1995 |
| 5326631 | Unsintered fiber burner made with metal fibers, ceramic fibers and binding agent An unsintered metal fiber burner is produced by mixing ceramic fibers with the metal fibers and binding the mixed metal-ceramic fibers together as a porous layer adherent to a foraminous support. By mixing ceramic fibers with metal fibers, the cost of a s... | 07/05/1994 |
| 5324079 | Security document having a security thread embedded therein A security element that can be embedded in the form of a thread or strip in a security document, in particular a paper of value, is composed of two carrier sheets, each of which bears each of the marking substances allowing for detection of authenticity. ... | 06/28/1994 |
| 5176794 | Flame spread barrier made from mechanically delaminated vermiculite sheet One or more layers of a sheet comprising (1) 60% to 99%, based on the weight of solids, of vermiculite delaminated by mechanical means only, (2) 1% to 40%, based on the weight of solids, of at least one fibrous material and (3) 0.1% to 4%, based on the we... | 01/05/1993 |
| 5061345 | Method of making a multiple ply paper product containing an outer ply of reclaimed white office waste A method of producing multi-ply paper product, such as linerboard. A pulp stock of reclaimed, white office waste paper which contains fillers, such as clay and calcium carbonate, toners and ink is applied as a top ply to a base ply of Kraft pulp stock. Bo... | 10/29/1991 |
| 5055161 | Multiple ply paper product containing an outer ply of reclaimed white office waste A multi-ply paper product, such as linerboard, composed of a base ply of Kraft pulp and a top ply of reclaimed, white office waste paper which contains fillers, such as clay and calcium carbonate, toners and ink. A dry strength additive, such as cooked st... | 10/08/1991 |
| 5039378 | Two layer paper product for printing A packing paper comprising a support layer and a coating layer. The coating layer contains minerals, which give it a white pigmentation, has a content of between 25 and 50% by weight of dry materials, has a good degree of whiteness which is at least equal... | 08/13/1991 |
| 4935290 | Heat-superstabilized semi-finished products containing thermoplastics resin This heat-superstabilized semi-finished product containing thermoplastic resin is constituted of at least two layers: at least one surface layer S designed to be exposed to a source of heat and at least one other layer C which is not directly exposed to s... | 06/19/1990 |
| 4909901 | EMI and RFI shielding and antistatic materials and processes for producing the same The present invention provides a multilayer fibrous material suitable for use as an EMI and RFI shielding packaging material and a process for producing the same comprising first and second outer layers formed of paper or paperboard and an inner layer for... | 03/20/1990 |
| 4853085 | Neutral sized paper for use in the production of gypsum wallboard A paper particularly adapted for use as cover sheets in the production of gypsum wallboard, the paper having improved porosity and strength to permit better drainage and more rapid drying in the production of the paper to permit less fiber to be utilized,... | 08/01/1989 |
| 4818340 | Envelope type separator for storage battery and manufacturing process therefor The present invention resides in an envelope type separator for a storage battery and the manufacturing process thereof. The separator sheet is comprised of a first, microporous paper layer made of an inorganic powder material, a synthetic organic fiber m... | 04/04/1989 |
| 4734336 | Twin ply papers for ink jet processes A twin ply uncoated paper for ink jet processes comprised of a supporting paper substrate sheet as a first ply, and thereover as a second ply a paper sheet with filler additives attached to the fibers thereof, which additives are, for example, selected fr... | 03/29/1988 |
| 4606790 | Conductive paper and method A multi-ply, fibrous material-based, conductive structure, and a method of making such a structure, which comprises as an integral structural member thereof at least one ply having an integral, continuous, uninterrupted, electroconductive barrier capable ... | 08/19/1986 |
| 4548676 | Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard A composite paper particularly adapted for use as cover sheets in the production of gypsum wallboard, the paper being sufficiently porous to permit better drainage and more rapid drying in the production of the paper, and when applied to the surfaces of a... | 10/22/1985 |
| 4541894 | Metallizable, essentially isotropic polymeric substrates well adopted for printed circuits Essentially isotropic metallizable polymeric substrates having very low coefficients of thermal expansion are well adopted for printed circuits, are facilely prepared by papermaking technique and hot pressing, and are comprised of a fibrous polymer matrix... | 09/17/1985 |
