 |
|
 |
| |
 |
|
Class Information
Number: 527/400
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From lignin, tannin, or derivative reactant
Description: Subject matter under Class 520, ... wherein a solid polymer is derived from lignin, tannin, or a derivative as a reactant and an ethylenic monomer, SPFI, or SICP; or process of preparing said polymer.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7259192 |
Molecular weight reduction of polysaccharides by electron beams |
Aug. 21, 2007 |
| 7019046 |
Aqueous suspension agent for water insoluble compounds |
Mar. 28, 2006 |
| 6841644 |
Biopolymers obtained by solid state irradiation in an unsaturated gaseous atmosphere |
Jan. 11, 2005 |
| 6713034 |
Porous carbon electrode material, method for manufacturing the same, and carbon fiber paper |
Mar. 30, 2004 |
| 6706808 |
Binder compositions exhibiting reduced emissions |
Mar. 16, 2004 |
| 6632912 |
Process for preparing a black liquor-phenol formaldehyde thermoset resin |
Oct. 14, 2003 |
| 6610810 |
Biopolymers obtained by solid state irradiation in an unsaturated gaseous atmosphere |
Aug. 26, 2003 |
| 6596908 |
Process for the recovery of low molecular weight phenols, furfural, furfuryl alcohol and/or cellulose or cellulose-rich residues |
Jul. 22, 2003 |
| 6593460 |
Method for grafting lignin, polymerizates produced according to the method and the utilization thereof |
Jul. 15, 2003 |
| 6517933 |
Hybrid polymer materials |
Feb. 11, 2003 |
| 6420533 |
Method to separate sodium from lignins and produce a sodium containing solution for recycle |
Jul. 16, 2002 |
| 6339116 |
Methods of fabricating cross-linked biobased materials and structures fabricated therewith |
Jan. 15, 2002 |
| 6291558 |
Composition board binding material |
Sep. 18, 2001 |
| 6287708 |
Adhesive for fiber boards |
Sep. 11, 2001 |
| 6280855 |
Intermediate product for preparation of lignin polymers and use thereof for production of wood materials |
Aug. 28, 2001 |
| 6239198 |
Method for preparing alkaline solutions containing aromatic polymers |
May. 29, 2001 |
| 6072015 |
Lignin based paint |
Jun. 6, 2000 |
| 5977287 |
Treatment of aqueous systems using a chemically modified tannin |
Nov. 2, 1999 |
| 5916991 |
Composition and method for water clarification |
Jun. 29, 1999 |
| 5852069 |
Biodegradable plastics and composites from wood |
Dec. 22, 1998 |
| 5807952 |
Process for producing phenolic compounds from lignins |
Sep. 15, 1998 |
| 5763557 |
Grafting of a polymer onto cellophane by ultrasonic induced free radical polymerization |
Jun. 9, 1998 |
| 5741875 |
Biodegradable plastics and composites from wood |
Apr. 21, 1998 |
| 5719224 |
Compositions and methods for detackifying paint spray booth water |
Feb. 17, 1998 |
| 5684109 |
Composition comprising a tannin-containing copolymer |
Nov. 4, 1997 |
| 5665573 |
Polymerization of lignin at alkaline pH |
Sep. 9, 1997 |
| 5656708 |
Process for making graft copolymers from lignite and vinyl monomers |
Aug. 12, 1997 |
| 5648116 |
Methods for suppressing dust emissions |
Jul. 15, 1997 |
| 5614103 |
Methods for detackifying paint spray booth water |
Mar. 25, 1997 |
| 5608040 |
Process for the production of lignin-containing polymers |
Mar. 4, 1997 |
| 5591832 |
Benzylated lignocellulosic substance and a producing method thereof |
Jan. 7, 1997 |
| 5502088 |
Wood substitute based on lignocellulosic and inorganic materials, method for obtaining the same and use |
Mar. 26, 1996 |
| 5484895 |
Graft copolymers of vascular plants, method of making same and uses therefore |
Jan. 16, 1996 |
| 5424382 |
Biodegradable plastics and composites from wood |
Jun. 13, 1995 |
| 5417888 |
Tannin extraction and processing |
May. 23, 1995 |
| 5371194 |
Biomass derived thermosetting resin |
Dec. 6, 1994 |
| 5331088 |
Process for making graft copolymers from lignite and vinyl monomers |
Jul. 19, 1994 |
| 5194552 |
Soluble, solid or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene-(p-ethoxy-(3*p+3)-ol), methods of making the same and uses therefore |
Mar. 16, 1993 |
| 5177169 |
Method for recovering and using lignin in adhesive resins |
Jan. 5, 1993 |
| 5147964 |
Method for reducing fluid loss from oilfield cement slurries using vinyl grafted wattle tannin |
Sep. 15, 1992 |
| 5138007 |
Process for making graft copolymers from lignin and vinyl monomers |
Aug. 11, 1992 |
| 5134215 |
Method for reducing fluid loss from oilfield cement slurries using vinyl grafted wattle tannin |
Jul. 28, 1992 |
| 5121801 |
Soluble for crosslinked graft copolymers of lignin based on hydroxyethylmethacrylate and acrylamide |
Jun. 16, 1992 |
| 5116904 |
Soluble, solid, or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene- (p-ethoxy-(3*p+3)-0l), methods of making the same and uses therefore |
May. 26, 1992 |
| 5102992 |
Method of producing prepolymers from hydroxyalkyl lignin derivatives |
Apr. 7, 1992 |
| 5075402 |
Non-toxic, stable lignosulfonate-urea-formaldehyde composition and method of preparation thereof |
Dec. 24, 1991 |
| 5049612 |
Depressant for flotation separation of polymetallic sulphidic ores |
Sep. 17, 1991 |
| 5037931 |
Soluble or crosslinked graft copolymers of lignin acrylamide and hydroxylmethacrylate |
Aug. 6, 1991 |
| 5026808 |
Method for recovering and using lignin in adhesive resins by extracting demethylated lignin |
Jun. 25, 1991 |
| 5021531 |
Method for recovering and using lignin in adhesive resins by extracting demethylated lignin |
Jun. 4, 1991 |
|
|
|
 |
|
 |
|
| |
Randomly Featured Patents |
|
