Patents for C08H 8 - Macromolecular compounds derived from lignocellulosic materials (1,359)
07/1993
07/07/1993CN1073951A Preparation method of acid soluble lignin for storage battery
04/1993
04/13/1993US5202247 Hybrid protein containing polypeptide fused to substrate binding region of amino acid sequence
04/01/1993WO1993006153A1 Modified lignocellulose material, method of obtaining it and composition for obtaining composite material
08/1992
08/11/1992US5137819 Cellulose binding fusion proteins for immobilization and purification of polypeptides
08/05/1992CN1063298A Thermosetting resin material and composite products from lignocellulose
07/1992
07/01/1992EP0492016A1 Thermosetting resin material and composite products from lignocellulose
02/1992
02/26/1992EP0472474A1 Method for preparing a liquefied solution of ligno-cellulose substance with polyhydric alcohols
10/1991
10/16/1991CN1014325B Method of producing ammonium humate and humic acid with furfural residues
10/08/1991US5055247 Process for producing woody moldings
09/1991
09/18/1991EP0446556A1 A method for fractionation of lignins from steam exploded lignocellulosics to provide fractions with different, but reproducible properties, and some methods for their interconversions and the products so produced
07/1991
07/23/1991US5034498 Method and apparatus for producing water-soluble resin and resin product made by that method
03/1991
03/05/1991US4997488 Combined physical and chemical treatment to improve lignocellulose digestibility
01/1991
01/20/1991WO1991001341A1 Method, apparatus and resin produced therefrom
12/1990
12/27/1990CA1278294C Method for fractionation of lignins from steam exploded lignocellulosics to provide fractions with different, but reproducible properties,and some methods for their interconversions and the products so produced
12/19/1990EP0403068A2 Improvements in and/or relating to a process for preparing a hydrolysed lignocellulosic material
11/1990
11/28/1990CN1047300A Improvements in and/or relating to process for preparing hydrolysed lignocellulosic material
11/11/1990CA2016445A1 Process for preparing a hydrolysed lignocellulosic material
10/1990
10/30/1990US4966650 Solvent extraction
09/1990
09/04/1990US4954620 Thermocondensed lignocellulose material, and a method and an oven for obtaining it
06/1990
06/28/1990WO1990006964A1 A lignin preparation and a method for its manufacture
06/20/1990EP0373726A2 Cellulosic fibrous aggregate and a process for its preparation
04/1990
04/03/1990USH764 Nitration of woodpulp
01/1990
01/25/1990WO1990000609A1 Cellulose binding fusion proteins
12/1989
12/19/1989US4888403 Process for producing plastic-like woody moldings from dibasic acid anhydrides and unsaturated monoglycidyl ethers
06/1989
06/14/1989CN1033388A Method of producing ammonium humate and humic acid with furfural residues
04/1989
04/11/1989US4820749 Reinforced polymer composites with wood fibers grafted with silanes
03/1989
03/28/1989US4816572 Heat treatment, charcoal
05/1988
05/19/1988DE3638456A1 Molten urea as agent for decomposing lignocellulose raw materials and as chemical reactant for the polyols produced in the decomposition or for other polyols from other sources
01/1988
01/05/1988US4717742 Reinforced polymer composites with wood fibers grafted with silanes - grafting of celluloses or lignocelluloses with silanes to reinforce the polymer composites
09/1987
09/08/1987US4692355 Method for imparting flame resistance to wood using dimethyl (oxiranylmethyl) phosphonate and a catalyst
08/1987
08/05/1987EP0230821A1 Thermally condensed ligno-cellulose material, process and oven for obtaining it
08/1986
08/12/1986US4605640 Oil-absorbent cellulosic derivatives
01/1985
01/29/1985US4496718 Mixture of sawduct and oxidizer
08/1984
08/28/1984CA1173584A1 Process for preparing hardenable binders and the use thereof
07/1983
07/26/1983US4395543 Selective solvent extraction of cellulosic material
05/1983
05/10/1983US4383078 Process for the production of alkali metal polyhydroxy lignin-cellulose polymer
05/03/1983US4382136 Epoxide, lewis acid
04/1983
04/19/1983US4380592 Process for the production of polyhydroxy lignin-cellulose silicate polymer
03/1983
03/22/1983US4377674 Process for the production of polyhydroxy lignin-cellulose silicate polymer
03/08/1983US4376171 Lignin, cellulose, polyurethane foam
11/1982
11/16/1982US4359548 Polyesterurethane copolymers
09/1982
09/14/1982CA1131415A1 Pulping of lignocellulose with aqueous methanol/ catalyst mixture
07/1982
07/13/1982US4339366 Process for the production of polyester resins
06/1982
06/22/1982US4336340 Process for the production of broken-down organic lignin-cellulose polymers
04/1982
04/06/1982US4323494 Oxidated silicon acid, polyisocyanate, polyurethane
03/1982
03/02/1982US4317752 Polyurethane foams; insulation; construction materials
02/1982
02/23/1982US4316748 Process for the acid hydrolysis of waste cellulose to glucose
01/1982
01/12/1982CA1115908A1 Process for manufacture of thermoformable panels
01/06/1982EP0043097A1 Hardenable coating and binding agents, and their use
12/1981
12/08/1981US4304649 Solubilization of lignocellulosic materials
09/1981
09/29/1981US4292214 Process for the production of polyurethane products
08/1981
08/11/1981US4283311 Process for the production of broken down cellulose copolymers
04/1981
04/08/1981EP0026204A1 Process for the production of alkali metal-cellulose-silicates and their reaction products
10/1980
10/16/1980WO1980002142A1 Process for the production of alkali metal-cellulose-silicates and their reaction products
10/07/1980US4226982 Process to break down cellulose polymers and produce cellular solid or solid reaction products
09/1980
09/02/1980US4220757 Process for the production of alkali metal-cellulose-silicates and their reaction products
04/1980
04/22/1980US4199399 Method for preparing bagasse dissolving pulps and producing rayon having a degree of polymerization of at least 800 therefrom
11/1977
11/01/1977US4056400 Alkali hypohalite, precipithtion
05/1977
05/10/1977US4022965 Process for producing reactive, homogeneous, self-bondable lignocellulose fibers
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