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. 18, 1982
Filed:
Dec. 15, 1980
Applicant:
Inventor:
Edward F Tokas, Kirkwood, MO (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 79 ; 521 93 ; 521 97 ; 521147 ;
Abstract
The invention relates to a foamable polymeric composition comprising a copolymer of alkenyl aromatic and alkenyl nitrile monomers, optionally a diene rubber grafted with said monomers and a foaming agent selected from a polybasic acid group. A method for foaming said polyblend is also disclosed.