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| Number | Title | Issue Date |
| 7402225 | Veil with a PVOH fibre binding agent The process according to the invention comprises: a step in which chopped filaments and discontinuous PVOH fibers are dispersed in a process water, followed by a step in which a bed is formed in a forming device by... | 07/22/2008 |
| 7387705 | Roller conditioning sheet and method thereof Roller conditioning sheet and a method for conditioning roller conveyors in an office machine are disclosed. The roller conditioning sheet is impregnated with a liquid conditioning material that contains at least 30 weight percent of tri-ethylene glycol. The liquid ... | 06/17/2008 |
| 7250382 | Water-disintegratable sheet and manufacturing method thereof Disclosed is a water disintegratable sheet including bast/leaf fibers and at least one kind of primary fibers. The bast/leaf fibers have a Canadian Standard freeness value of at most 600 milliliter and occupy 2 to 75% by weight of a total fiber weight of the sheet. | 07/31/2007 |
| 7241711 | Water-disintegratable sheet and manufacturing method thereof Disclosed is a water disintegratable sheet of which fibers are hydroentangled about each other. The water disintegratable sheet includes: at least one kind of primary fibers having a fiber length of at most 10 millimeter; and bast/leaf fibers having a Canadian Stand... | 07/10/2007 |
| 7163334 | Method and apparatus for mixing fibers A method of mixing including providing a slurry (26, 126) having a first fiber (14, 114) into a container (20, 120), introducing an agitation fluid (31, 138) into the slurry to cause a mixing motion (38, 138) within the slurry, and... | 01/16/2007 |
| 6762138 | Wet-laid nonwoven web from unpulped natural fibers and composite containing same Wet-laid nonwoven webs having mechanical reinforcement properties are provided by employing unpulped vegetable fiber bundles as the predominant fiber component. The unpulped fiber bundles have a modulus of elasticity of about 2-5×106 psi and a chopped fi... | 07/13/2004 |
| 6692615 | Method of making a slurry An organic substrate is manufactured from recycled waste paper, cotton fiber and cotton gin waste, and gypsum. The recycled waste products are combined to form a slurry mixture for processing by conventional paper making machinery into a substrate that ma... | 02/17/2004 |
| 6572735 | Wet-formed composite defining latent voids and macro-cavities A wet-formed composite defining latent voids and macro-cavities, the wet-formed composite having a basis weight greater than about 100 grams per square meter and a density of about 0.06 grams per cubic centimeter or more. The wet-formed composite comprise... | 06/03/2003 |
| 6488811 | Multicomponent mats of glass fibers and natural fibers and their method of manufacture The invention relates to a method of forming a multicomponent mat, the multicomponent mat which is formed from glass fibers and natural fibers and methods of making a multicomponent mat. Initially in the method of forming a multicomponent mat, a natural f... | 12/03/2002 |
| 6423182 | Surface-sizing agent and recording paper comprising same A surface-sizing agent for providing a recording paper contains bacterial cellulose and/or plant-originated fine fibrous cellulose (having an average diameter of 10 μm or less), and a cationic polymer. The cationic polymer may be at least partially bonde... | 07/23/2002 |
| 6391154 | Paper web and a method for the production thereof The invention concerns a method for producing a paper web. According to the method a stock is produced from the fibrous raw material and the stock is formed to a web which is dried on a paper machine. According to the invention the stock is formed from a ... | 05/21/2002 |
| 6383336 | Strong, soft non-compressively dried tissue products containing particulate fillers A relatively soft, strong, opaque paper product and a process for making the same are provided. In particular, a tissue, or other paper product, is formed by incorporating into the product an alkylamide or alkylimide softening agent along with particulate... | 05/07/2002 |
| 6190501 | Electric double-layer capacitor and method of making a separator therefor An electric double-layer capacitor includes a casing, a pair of porous electrodes disposed within the casing, a permeable separator sandwiched between both the porous electrodes, and an electrolytic liquid formed of an organic solvent, injected into the c... | 02/20/2001 |
| 6179959 | Method of making kenaf pulp A method of making kenaf pulp of the present invention is formed of a first process of cutting at least one of core, rind, root and stalk of kenaf into chips with a predetermined length; a second process of crushing the chips of kenaf by mixing the chips ... | 01/30/2001 |
| 6074523 | Method of manufacturing highly-airtightened porous paper Paper that has minute pores, denseness, a high degree of airtightness and is made from cellulose which has superior heat and chemical resistance and is reproducible natural resources. Further, a non-aqueous battery which is improved to a higher level with... | 06/13/2000 |
| 6068804 | Process for making expansion joint material A process of producing an asphalt-impregnated fiberboard comprises the steps of forming an aqueous slurry of a fibrous material and asphalt, the solids content of the slurry being less than about 8 weight percent, mixing the slurry to uniformly distribute... | 05/30/2000 |
| 5958186 | Nonwoven material containing a mixture of pulp fibres and long hydrophillic plant fibres and a method of producing the nonwoven material Nonwoven material produced by hydroentanglement of a wet-laid or foam-formed fibre web. The material comprises a mixture of short plant fibres, in particular pulp fibres, and long hydrophillic plant fibres, where the major portion of the fibres presents a... | 09/28/1999 |
| 5853541 | Degradable cotton base cellulosic agricultural mat A degradable agricultural mulch, mat or ground cover including cotton linters fibers, hardwood kraft pulp fibers, softwood kraft pulp fibers, and a water holdout material which is strong enough to be laid mechanically and is 100% photo- or biodegradable.... | 12/29/1998 |
| 5837627 | Fibrous web having improved strength and method of making the same A web of fibers is bound together by a bonding medium that has been activated by partially solubilizing the bonding medium with a solvent therefor. The fibers are insoluble in the bonding medium. As the bonding medium is partially solubilized, it becomes ... | 11/17/1998 |
| 5814256 | Process of producing preforms containing light weight filler particles A method and apparatus of producing and using composite fibers in a liquid molding process. The composite fibers are formed from a base material and filler particles which are lighter or less expensive than the base material. A preform screen is placed at... | 09/29/1998 |
| 5759704 | Easily biodegradable composite and decorative paper product used the same Disclosed is an easily biodegradable composite formulated with cellulosic fibers of wood pulp and recycled pulp and fiber components of fruits and vegetables, and a paper product obtainable from said composite. The purpose is to provide paper products eff... | 06/02/1998 |
| 5728269 | Board produced from malvaceous bast plant and process for producing the same A board composed of a lignocellulosic material and the modification thereof as the substantial components and having good mechanical strength, even when the board does not contain any components derived from an additive, by utilizing the autoadhesion of a... | 03/17/1998 |
| 5725601 | Process for producing water-absorbent cross-linked, carboxyalkylated cellulose-containing material A water absorbent cross-linked, carboxyalkylated cellulose-containing material is produced by impregnating a cellulose-containing material with an aqueous reaction solution including a carboxyalkylating agent, an alkali metal hydroxide, and a cross-linkin... | 03/10/1998 |
| 5635029 | Method for manufacturing an absorbent structure using sphagnum moss material An absorbent product containing sphagnum moss selected from the group of botanical sections consisting of PALUSTRIA, ACUTIFOLIA, RIGIDA, SUBSECUNDA and CUSPIDATA. The invention also extends to a novel method for manufacturing a highly absorbent structure ... | 06/03/1997 |
| 5567275 | Process for manufacturing paper from seaweed A process for manufacturing paper from seaweed, including the steps of washing algal material with water, draining the water from the algal material, treating the algal material with an antifermentative to prevent putrefaction, grinding the algal material... | 10/22/1996 |
| 5554261 | Dyeing of paper A process for dyeing paper in connection with paper manufacture by adding water-soluble anionic dyes and cationic polymers which contain vinylamine units to the paper pulp as fixing agents and removing water from the paper pulp with the formation of dyed ... | 09/10/1996 |
| 5472569 | Paper comprising cellulose fiber and seaweed particles in integral form A process for manufacturing paper from seaweed, including the steps of washing algal material with water, draining the water from the algal material, treating the algal material with an antifermentative to prevent putrefaction, grinding the algal material... | 12/05/1995 |
| 5415736 | Natural fiber containing sheet material A sheet material, typically paper or cardboard, contains a natural, chemically untreated fibrous material and a secondary long-staple fiber material in a weight ratio comprised between (50-90):(10-50). It further contains fiber fines, at least one retenti... | 05/16/1995 |
| 5413676 | Cellulosic fiber of improved wettability A cellulosic fiber of improved wettability comprising cellulosic fibers with small discrete crystal domain of ionic salt attached to the surface of the fiber. The method of making the cellulosic fiber of improved wettability is also claimed.... | 05/09/1995 |
| 5320710 | Soft high strength tissue using long-low coarseness hesperaloe fibers A paper product having increased thickness, absorbency, and softness without altering product strength wherein a fiber blend is provided being up to 50% softwood fibers and up to 100% Hesperaloe funifera fibers.... | 06/14/1994 |
| 5314582 | Cellulosic fiber of improved wettability A cellulosic fiber of improved wettability comprising cellulosic fibers with small discrete crystal domain of ionic salt attached to the surface of the fiber. The method of making the cellulosic fiber of improved wettability is also claimed.... | 05/24/1994 |
| 5227024 | Low density material containing a vegetable filler A process for reducing the density, increasing the bulk, the hand and the porosity of a sheet material containing fibers by use of a vegetable filler, wherein a pulverulant vegetable filler of density less than 500 kg/m3 is introduced into the ... | 07/13/1993 |
| 5180472 | Method for the manufacture of anti-static sheets for use in high pressure laminates An anti-static paper sheet for use in high pressure laminates comprised of Pontiac hardwood, high alpha hardwood, and cotton linters, the sheet being initially treated with a wet strength resin and saturated with a water soluble polycationic quaternary am... | 01/19/1993 |
| 5173154 | Heat sealable tea bag paper and process of producing same The tea bag paper comprises a first phase of natural fibers in a weight percentage of from 60% to 85%, and a second phase of heat-sealable synthetic fibers with the remainder of the weight percentage of from 15% to 40%. The second phase penetrates the fir... | 12/22/1992 |
| 5158647 | Capacitor papers of flash-spun synthetic pulp fibers Capacitor grade dielectric tissue and electrolytic separator paper are manufactured on a papermaking machine from flash-spun pulp fibers of a synthetic resin such as polypropylene. The flash-spun synthetic pulp fibers are highly fibrillated and microporou... | 10/27/1992 |
| 5074959 | Complex of fibers and fungi and a process for preparation thereof A complex of fibrous material and fungi is prepared by allowing fungi to grow in a medium containing a fibrous material.... | 12/24/1991 |
| 5000822 | Process for the preparation of imitation leather from natural hemp and the product thereof An imitation leather product and a process for the preparation of the imitation leather product from natural hemp which comprises the steps of (a) firstly digesting natural hemp fiber with weak alkali solution, (b) secondly digesting with ammonia gas, (c)... | 03/19/1991 |
| 4919753 | Nonwoven fabric-like product using a bacterial cellulose binder and method for its preparation The present invention is a method of bonding a fibrous wet laid nonwoven fabric-like product using bacterial cellulose as a binder. The bacterial cellulose most useful for the invention is the type formed in an agitated culture. Microorganisms of the genu... | 04/24/1990 |
| 4889591 | Crotalaria juncea paper pulps The present process produces a long fiber suitable for making various paper products. The long fiber is derived from Crotalaria juncea. The processing consists of a particular technique for preparing the fiber for digestion and a particular digestion sequ... | 12/26/1989 |
| 4861427 | Bacterial cellulose as surface treatment for fibrous web A fibrous web product with a surface treatment containing bacterial cellulose and a method of surface treating such fibrous webs. The bacterial cellulose is applied to at least one surface of a fibrous web, to make products such as printing material suita... | 08/29/1989 |
