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.

Date of Patent:
Aug. 29, 1995

Filed:

Mar. 08, 1994
Applicant:
Inventors:

Utpal R Vaidya, Inver Grove Heights, MN (US);

Mrinal Bhattacharya, Vadnais Heights, MN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524 17 ; 524 23 ; 524 25 ; 524 26 ; 524 47 ; 523124 ; 5262381 ; 52623822 ;
Abstract

A biodegradable interpolymer and composition is prepared by the reactive blending of a synthetic polymer having functional groups with a naturally occurring biodegradable polymer such as a carbohydrate or protein compound. During reactive blending, the synthetic polymer can undergo a chemical reaction with the biodegradable natural polymer which results in covalent and physical bonding between the two polymers, thereby forming an interpolymer. By this process, a biodegradable interpolymer composition is produced that is suitable for molding various articles.


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Vaidya, Utpal. (1995). Biodegradable compositions produced by reactive blending of synthetic (U.S. Patent No. 5446078). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5446078

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