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)
03/1988
03/30/1988EP0261316A1 Process for producing yellowing-resistant papers, in particular against the action of heat
03/29/1988US4734308 High strength paperboard panel
03/24/1988WO1988002048A1 Filler compositions and their use in papermaking
03/23/1988CN87106213A Filler compositions and their use in manfacturing fibrous sheet materials
02/1988
02/09/1988US4724187 Conductive laminate flooring
01/1988
01/07/1988EP0251673A1 Process for making wet-laid structures containing individualized, stiffened fibers
12/1987
12/16/1987EP0249583A1 Decorative plastics laminate and method for its manufacture
11/1987
11/03/1987CA1228759A1 Calendered peat moss board
11/03/1987CA1228703A1 Use of serpentinite as an additive
10/1987
10/20/1987CA1228257A1 Freeze dried microfibrilar cellulose
10/13/1987US4699691 Pulping; papermaking
09/1987
09/08/1987US4692211 High strength, cellulosic-gel-containing kraft paper and process for making the same
08/1987
08/25/1987US4689117 Thermomechanical digestion process for enhancing the brightness of cellulose pulp using bleachants
08/11/1987CA1225443A1 Insulating polyolefin laminate paper and method for producing same, and electric power supply cable
07/1987
07/01/1987EP0227465A1 Loaded paper
06/1987
06/30/1987CA1223495A1 Reduced ignition proclivity smoking article wrapper and smoking article
06/16/1987US4673607 Insulating polyolefin laminate paper and method for producing same, and electric power supply cable
06/09/1987CA1222675A1 Wrapper constructions for self-extinguishing smoking articles
06/03/1987EP0223922A1 Process for producing paper webs impregnated with synthetic resins in a soluble or dispersed form
05/1987
05/26/1987US4668339 Process for dry deinking of secondary fiber sources
04/1987
04/08/1987EP0217696A1 Diffusion of an active component from paper by combustion, and pyrotechnical dispersal system using such paper
03/1987
03/24/1987US4652324 Process for the production of laminated sheet
03/11/1987EP0213415A2 Method for preparing modified cellulosic fibers
01/1987
01/20/1987CA1216711A1 Manufacture of paper using copolymers of 2-acrylamido- 2-methylpropane sulfonic acid for increasing rate of dewatering of high mechanical/themomechanical pulp furnishes
12/1986
12/10/1986EP0204404A1 Retention and/or drainage and/or dewatering aid
11/1986
11/25/1986US4624743 Reacting pulps with epichlorohydrin-dimethylamine polymer
11/25/1986CA1214303A1 Formable pulp compositions
11/18/1986US4622983 Reduced ignition proclivity smoking article wrapper and smoking article
10/1986
10/29/1986EP0198837A1 Paper with improved surface properties and method of making the same
10/14/1986CA1212506A1 Neutral sized paper for use in the production of gypsum wallboard
10/07/1986US4615345 Nonflammable cellulose web loith burn promoted zones
10/07/1986CA1212369A1 Method for preparing absorbent fibrous fluff
09/1986
09/25/1986WO1986005530A1 Method for preparing a fibrous sheet by using paper manufacturing techniques
09/09/1986US4610761 Substituted with n-methylol compounds
09/02/1986US4609432 Small amount of unrefined fiber coated with heat activatable bonding
08/1986
08/14/1986WO1986004621A1 Cationic cellulose product and method for its preparation
07/1986
07/17/1986EP0097716A4 High bulk pulp, filter media utilizing such pulp, related processes.
06/1986
06/11/1986EP0183863A1 Format paper with a low dust content, process for its manufacture and its use
06/03/1986CA1205280A1 Stabilized absorbent boards
04/1986
04/22/1986US4584357 Latex treated cationic cellulose product and method for its preparation
04/22/1986US4584092 Water absorptive sheets of alkali metal salts of cmc
01/1986
01/16/1986WO1986000350A1 Latex treated cationic cellulose product and method for its preparation
12/1985
12/31/1985US4562218 Formable pulp compositions
12/10/1985US4557800 Process of forming a porous cellulosic paper from a thermal treated cellulosic non-bonding pulp
10/1985
10/30/1985EP0159371A1 A method for preparing an absorbent fibrous fluff, the fibrous fluff prepared by the method, and an absorbent device containing the fibrous fluff
10/22/1985US4548676 Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard
10/08/1985US4545854 Method for preparing a fibrous product containing cellulosic fibers and useful in particular, in the field of coverings in lieu of asbestos
10/01/1985CA1194281A1 Absorbent polymer-fiber composites and method for preparing the same
09/1985
09/03/1985CA1192710A1 Press cycle reduction for wet pressed hardboard
08/1985
08/20/1985CA1192072A1 High bulk pulp, filter media utilizing such pulp, related processes
08/01/1985WO1985003316A1 Paper with improved surface properties and method of making the same
07/1985
07/24/1985EP0149251A2 Dehydrating method
07/16/1985CA1190359A1 Modified cellulosic fibers and method for preparation thereof
06/1985
06/19/1985EP0144560A2 Insulating polyolefin laminate paper and method for production same, and electric power supply cable
05/1985
05/08/1985EP0139934A1 Wrapper constructions for self-extinguishing smoking articles
04/1985
04/09/1985US4510020 Lumen-loaded paper pulp, its production and use
03/1985
03/26/1985US4507122 Low density peat moss board
03/19/1985US4505775 Method for preparation of cationic cellulose
02/1985
02/27/1985EP0133575A1 Reduced ignition proclivity smoking article wrapper and smoking article
02/19/1985US4500594 Insertion of thermoplastic polymer between cellulose sheets
02/05/1985CA1181908A1 Treatment for improving saturability in normal saturating furnish
01/1985
01/22/1985US4495082 Water-absorbent
12/1984
12/27/1984EP0129078A1 Manufacture of paper using copolymers of 2-acrylamido-2-methylpropane sulfonic acid for increasing rate of dewatering of high mechanical/thermomechanical pulp furnishes
12/18/1984US4488932 Hammer milling, dispersion in aqueous foam, papermaking
12/11/1984US4487656 Process for bleaching paper pulp using melamine as a viscosity stabilizer
11/1984
11/22/1984WO1984004553A1 Paper that contains chemically substituted cellulose
11/21/1984EP0125851A1 Absorbent non-delignified wood pulp
11/21/1984EP0125850A1 Freeze dried microfibrillar cellulose
11/20/1984US4484205 Heat-sensitive recording papers
11/20/1984US4483743 Deinking paper, terpenes
11/06/1984US4481072 Method for recovery of wastewater residues
10/1984
10/09/1984CA1175611A1 Paper having mineral filler for use in the production of gypsum wallboard
10/02/1984US4474949 Absorbers, diapers, sanitary napkins, tampons, bandages
09/1984
09/25/1984US4473440 Calendered peat moss board
09/25/1984CA1175198A1 Polymeric compounds, processes and methods of use
09/11/1984US4470877 Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard
06/1984
06/19/1984US4455237 High bulk pulp, filter media utilizing such pulp, related processes
06/19/1984US4455195 Fibrous filter media and process for producing same
05/1984
05/22/1984CA1167678A1 Low density peat moss board
04/1984
04/24/1984US4444830 Coating in aqueous polymer solution
04/18/1984EP0105722A1 Formable pulp compositions
04/04/1984EP0104905A2 Process for manufacturing a calendered peat moss board
02/1984
02/22/1984EP0101319A2 Fibrous webs of enhanced bulk and method of manufacturing same
02/14/1984US4431481 Modified cellulosic fibers and method for preparation thereof
01/1984
01/11/1984EP0097716A1 High bulk pulp, filter media utilizing such pulp, related processes.
01/04/1984EP0097371A1 Process for producing paper or a similar material
01/03/1984US4424247 Absorbent polymer-fiber composites and method for preparing the same
11/1983
11/15/1983CA1156806A1 Board made from fibrous material
10/1983
10/25/1983US4411738 Addition of finely divided fibers; pressurization
10/18/1983US4410573 Board made of fibrous material
10/05/1983EP0090588A1 Method for preparation of modified cellulosic fibres
10/05/1983EP0090556A1 Improvements in dimensionally stabilized paper
09/1983
09/27/1983US4406737 Creping paper using cationic water soluble addition polymer
09/27/1983CA1154330A1 Surface-coated, unsize-pressed cellulosic sheet and method for making same
09/06/1983CA1153165A1 Method for recovery of wastewater residues
09/06/1983CA1153161A1 Method for the production of greaseproof paper
08/1983
08/30/1983CA1152710A1 Pulp containing hydrophilic debonder and process for its application
08/23/1983CA1152266A1 Lumen-loaded paper pulp, its production and use
07/1983
07/21/1983WO1983002469A1 High bulk pulp, filter media utilizing such pulp, related processes
06/1983
06/28/1983CA1148872A1 Filter with inorganic cationic colloidal silica
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