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:
Mar. 31, 1981
Filed:
Jun. 04, 1980
Applicant:
Inventor:
Rhomie L Heck, III, Naugatuck, CT (US);
Assignee:
Uniroyal, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 85 ; 264D / ; 521 87 ; 521 88 ; 521 92 ; 521 93 ; 521 98 ; 521134 ; 521143 ; 521180 ; 521182 ; 521184 ; 521909 ;
Abstract
A composition comprising a gas-expandable polymeric material and an activated hydrazodicarboxylate blowing agent, wherein the activator is selected from nickelbis(3,5-di-t-butyl-4-hydroxybenzoate), a mixture of 2-hydroxy-4-n-octoxybenzophenone and nickelbis(2-oxy-4-n-octoxybenzophenone), nickel stearate, nickel trifluoroacetylacetonate, [2,2'-thiobis(4-t-thiobis(4-t-octylphenolato)]nickel, nickelbis [O-ethyl-(3,5-di-t-butyl-4-hydroxybenzyl)phosphonate], nickelammoniumsulfate, ethylenediaminetetra(methylenephosphonic acid), and hexamethylenediaminetetra(methylenephosphonic acid).