Patents
Sitemap › D21 - Paper-making; Production of cellulose › D21H - Pulp compositions; Preparation thereof not covered by subclasses ,; Impregnating or coating of paper; Treatment of finished paper not covered by class or subclass; Paper not otherwise provided for › D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
Patents for D21H 11 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only (5,468)
01/1999
01/13/1999EP0889999A2 Temporary wet strength additives
01/13/1999EP0889997A2 Paper products having wet strength from aldehyde-functionalized cellulosic fibers and polymers
01/13/1999EP0889988A2 Aldehyde-modified cellulosic fibers for paper products having high initial wet strength
01/12/1999CA2113416C Absorbent core for use in catamenial products
01/07/1999WO1999000549A1 Medical packaging paper
01/07/1999DE19728796A1 Raw decorative paper
01/07/1999CA2294454A1 Medical packaging paper
01/06/1999CN1204375A Production of soft paper products from high and low coarseness fibers
01/05/1999US5856163 Lipases from hyphozyma
12/1998
12/30/1998EP0886697A1 Tissue paper containing chemically softened coarse cellulose fibers
12/23/1998EP0885330A1 High-density absorbent structure
12/22/1998US5851629 Soft single-ply tissue having very low sidedness
12/17/1998WO1998056981A1 Modified cellulosic fibers and fibrous webs containing these fibers
12/17/1998WO1998056860A1 Filler composition for groundwood-containing grades of paper
12/16/1998EP0884416A2 Paper production process which incorporates carbon dioxide
12/16/1998EP0752024B1 Heat treated high lignin content cellulosic fibers
12/15/1998US5849447 Recording paper and recording method using the same
12/15/1998US5849155 Method for dispersing cellulose based fibers in water
12/15/1998US5849153 Water-dispersible sheet and cigarette using the same
12/10/1998WO1998055696A1 Self-emulsifiable isocyanate and coupling agent compositions for enhancing the strength and sizing properties of cellulosic fiber and method of making and using therefor
12/10/1998CA2293510A1 Self-emulsifiable isocyanate and coupling agent compositions for enhancing the strength and sizing properties of cellulosic fiber and method of making and using therefor
12/10/1998CA2240031A1 Paper production process which incorporates carbon dioxide
12/08/1998US5846788 Process for preparing a lignocellulose-based product, and product obtainable by the process
12/03/1998WO1998054410A1 Coated board, a process for its manufacture, and containers and packaging formed therefrom
12/02/1998EP0880616A1 Use of sugar beet pulp for making paper or cardboard
12/02/1998CN1200780A Soft tissue paper from coarse cellulose fibers
12/01/1998US5843763 Dehalogenation of organohalogen-containing compounds
12/01/1998US5843566 Laminated transparent paper
12/01/1998US5843061 Flexible absorbent sheet
11/1998
11/26/1998WO1998052745A1 Thin absorbent pads for food products
11/26/1998CA2285927A1 Thin absorbent pads for food products
11/25/1998EP0879318A1 Process for increasing the charge on a lignocellulosic material, product obtainable by the process, and use of the product in the preparation of a lignocellulose-based product
11/25/1998EP0879314A1 Method for recycling mixed wastepaper using ink agglomeration
11/25/1998EP0750693B1 Preparing individualized polycarboxylic acid crosslinked cellulosic fibers
11/24/1998US5840787 Individualized chemically crosslinked fibers mixed with conventional cellulose fibers and a water-borne binding agent
11/19/1998WO1998051861A1 Multilayered paper
11/19/1998WO1998051396A1 Heat-sealable filter material with biodegradable polymers
11/19/1998WO1998051251A1 Reticulated absorbent composite
11/19/1998DE19719807A1 Heißsiegelfähiges Filtermaterial mit biologisch abbaubaren Polymeren The heat-sealable filter material with biodegradable polymers
11/19/1998CA2289739A1 Heat-sealable filter material with biodegradable polymers
11/19/1998CA2288689A1 Reticulated absorbent composite
11/19/1998CA2258719A1 Multilayered paper
11/18/1998EP0877646A2 Process for producing workpieces and molded pieces out of cellulose and/or cellulose-containing fiber material
11/12/1998WO1998033982A3 Sizing of paper
11/12/1998DE19719062A1 Preparation of aggregates of starches and cationic polymers
11/11/1998EP0876534A1 Production of sanitary paper
11/04/1998EP0875792A2 Method of printing and printing medium
11/03/1998US5830320 Method of enhancing strength of paper products and the resulting products
10/1998
10/20/1998US5824364 Methods of manufacture for highly loaded fiber-based composite material
10/15/1998WO1998045535A1 Environmentally friendly processed tropical fiber product and method for making the same
10/15/1998WO1998045102A1 Method for modifying papermaking sludge and products made therefrom
10/14/1998EP0870088A1 Process for preparing a lignocellulose-based product, and product obtainable by the process
10/08/1998WO1998044198A1 Method of making a metal fiber sheet
10/08/1998WO1998044181A1 Dispersible nonwoven fabric and method of making same
10/08/1998WO1998044002A1 Composition containing flour and application thereof for making paper
09/1998
09/30/1998EP0754260B1 Web printing paper coated on both sides and process for its manufacture
09/23/1998EP0702737B1 Treatment of cellulosic materials
09/22/1998US5810972 Method for the production of creped hygienic cellulose paper
09/22/1998US5810970 Mixing cellulosic material, diluting and adding an aluminum rosin forming a pulp slurry
09/09/1998EP0862670A2 A soft, bulky absorbent paper containing chemithermomechanical pulp
08/1998
08/20/1998WO1998036128A1 Porous web material
08/19/1998EP0858528A1 Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose
08/19/1998EP0705365B1 Defibered fluff pulp and method for its preparation
08/19/1998CN1191002A Process for preparing reduced odor and improved brightness individualized polycarboxylic acid crosslinked fibers
08/18/1998US5795377 Using dispersing agent
08/12/1998EP0857230A2 Production of soft paper products from high and low coarseness fibers
08/12/1998EP0809529A4 Filter material for preparing a beverage
08/12/1998EP0688376B1 Bible paper and process for producing the same
08/06/1998WO1998033982A2 Sizing of paper
08/05/1998EP0856607A2 Multilayered paper
08/04/1998US5789326 Particle binders
07/1998
07/30/1998DE19802383A1 Low density body containing fine and crimped cellulose fibres
07/29/1998EP0670858B1 Condensation products of polyalkylene polyamines, and their use in papermaking
07/23/1998WO1998031626A1 Wet-laid nonwoven web from unpulped natural fibers and composite containing same
07/21/1998US5783163 Process for making basic sodium and/or potassium aluminum sulphates and for making paper with such
07/14/1998US5779860 High-density absorbent structure
07/14/1998US5779857 Method for the preparation of defibered cellulose products
07/14/1998CA1339948C Modified paper
07/08/1998EP0851950A1 Multilayered tissue product with a ctmp inner layer, and the production of said product
07/01/1998EP0772702A4 Method for preparation of pigmented paper fibers and fiber products
06/1998
06/30/1998US5772847 Adding water and chelate compound to cellulose sludge
06/25/1998WO1998027262A1 Method and composition for increasing the strength of compositions containing high-bulk fibers
06/25/1998WO1998011973A3 Process for producing workpieces and molded pieces out of cellulose and/or cellulose-containing fiber material
06/25/1998CA2273290A1 Method and composition for increasing the strength of compositions containing high-bulk fibers
06/23/1998US5770711 Derivatized with 2,3-epoxysuccinic acid, 1,2-epoxypropane-1,2,3-tricarboxylic acid, and or 2-(epoxyethyl)succinic acid; crosslinking
06/17/1998CN1184871A Corrugated paper made-up by using dryland willow wood as raw material
06/11/1998WO1998024970A1 Peel pack paper
06/11/1998WO1998024960A1 Air-laid unitary absorbent layer
06/11/1998WO1998024392A1 Unitary absorbent layer
06/11/1998CA2273500A1 Unitary absorbent layer
06/11/1998CA2271389A1 Peel pack paper
06/10/1998CN1184516A Soft creped tissue paper
06/04/1998WO1998023814A1 Production of soft paper products from coarse cellulosic fibers
06/04/1998WO1998023813A1 Method of making sanitary paper products from recycled newspapers
06/04/1998CA2270424A1 Method of making sanitary paper products from recycled newspapers
06/04/1998CA2269871A1 Production of soft paper products from coarse cellulosic fibers
06/03/1998CN1183819A Method for producing yieldable paper and plant for implementing said method
06/02/1998US5760212 Temporary wet strength additives
06/02/1998US5759704 Easily biodegradable composite and decorative paper product used the same
05/1998
05/27/1998CN1183126A Method of producing a pulp of cellulosic material, the pump itself and the use thereof
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