The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 09, 2001
Filed:
Jun. 04, 1999
Applicant:
Inventors:
Simo Sarkanen, Minneapolis, MN (US);
Yan Li, St. Paul, MN (US);
Assignee:
Regents of the University of Minnesota, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07G 1/00 ; C08L 9/700 ;
U.S. Cl.
CPC ...
C07G 1/00 ; C08L 9/700 ;
Abstract
A composition that includes the reaction product of a lignin derivative and a reactant selected from the group consisting of alkylating agents, acylating agents, and combinations thereof, where the reaction product has a measurable cohesive strength, and a plasticizer in an amount sufficient to cause the composition to exhibit plastic deformation in response to an applied tensile stress.