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:
May. 13, 1997
Filed:
Mar. 31, 1995
Applicant:
Inventors:
Dennis Neigel, Salisbury, NC (US);
Lawrence J Scotchie, Charlotte, NC (US);
Martin M Tessler, Edison, NJ (US);
Assignee:
National Starch and Chemical Investment Holding Corporation, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ; C08B / ;
U.S. Cl.
CPC ...
536106 ; 536102 ; 536107 ; 536110 ;
Abstract
A process for preparing biodegradable, high humidity resistant crosslinked starch esters comprising reacting starch with monocarboxylic acid anhydride in a caustic catalyzed system to a DS of about 1.3 to 2.7 and crosslinking the starch ester in the same reaction mixture with polyfunctional acid and/or anhydride.
Quick Actions:
Neigel, Dennis. (1997). Method of preparing crosslinked starch esters (U.S. Patent No. 5629416). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5629416
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile