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:
May. 15, 2001

Filed:

Nov. 07, 1997
Applicant:
Inventors:

John C. Dyer, Cincinnati, OH (US);

Bryn Hird, Cincinnati, OH (US);

Pui Kwan Wong, Houston, TX (US);

Assignee:

The Procter & Gamble Company, Cincinnati, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/26 ; B32B 7/12 ;
U.S. Cl.
CPC ...
B32B 3/26 ; B32B 7/12 ;
Abstract

Biodegradable and/or compostable polymers are made from isoprene, 2,3-dimethyl-1,3-butadiene or like conjugated dienes and a crosslinking agent having a cleavable linking group such as ethylene glycol dimethacrylate. These polymers can be used to make absorbent foams that are useful in absorbent articles such as diapers, as well as other biodegradable articles such as films, and latexes useful as binders and adhesives.


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