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:
Dec. 09, 1980
Filed:
May. 07, 1979
Applicant:
Inventor:
John A Alford, Hanahan, SC (US);
Assignee:
Westvaco Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09F / ;
U.S. Cl.
CPC ...
260 / ; 260 975 ; 260 98 ; 260400 ; 560-7 ;
Abstract
The disodium ethoxylated rosin half esters of sulfosuccinic acid prepared from the 1-5 mole rosin ethoxylates are disclosed as foam stabilizers for a variety of latices as well as latex compositions containing same which are processable into a non-gelling, heat-curable solid foam suitable for use as foam carpet backing and the method of preparing the latex compositions.