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. 26, 1987
Filed:
Apr. 19, 1985
Applicant:
Inventors:
Joseph C Drozd, Park Ridge, IL (US);
Richard R Egan, Worthington, OH (US);
Assignees:
Sherex Chemical Company, Dublin, OH (US);
Stepan Company, Northfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
25217421 ; 252153 ; 252173 ; 252540 ; 252548 ; 252559 ; 252D / ; 252D / ; 568616 ; 568625 ;
Abstract
Liquid biodegradable surfactant having oxyethylene and oxypropylene groups attached to the residue of an alcohol having a minimum iodine value of at least 40 wherein the ratio of oxyethylene groups to oxypropylene groups is at least 4:1, and the total moles of oxyethylene and oxypropylene groups is about 9 to about 10 moles per mole of the alcohol.