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:
Aug. 25, 1998
Filed:
Apr. 15, 1997
Applicant:
Inventors:
Robert L Billmers, Stockton, NJ (US);
Paul A Altieri, Belle Mead, NJ (US);
Assignee:
National Starch and Chemical Investment Holding Corporation, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C09D / ; C08L / ;
U.S. Cl.
CPC ...
127 33 ; 1062071 ; 536110 ; 127 71 ;
Abstract
Biodegradable, expanded starch products are provided having increased resistance to water and high humidity and comprising low DS hydrophobic starch derivatives having the formula: ##STR1## where ST is starch, R is a dimethylene group, R' is a substituent hydrocarbon having 10 to 16 carbon atoms, Y is a metal, x is an integer equal to the valence of Y and derivative or ester group has a DS of from about 0.03 to 0.12.