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:
Aug. 05, 1980
Filed:
Apr. 14, 1978
Applicant:
Inventors:
John H Barrett, Jr, La Mirada, CA (US);
Elizabeth F Formeloza, Wilmington, CA (US);
Assignee:
Purex Corporation, Lakewood, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06L / ;
U.S. Cl.
CPC ...
8107 ; 8101 ; 8111 ; 252 99 ;
Abstract
Granular peroxygen bleaching and laundering compositions containing a percarbonate as a source of available oxygen are stabilized by the addition of from 0.1 to 2.0 percent of a particulate siliceous matter such as amorphous silica. To prevent caking and promote flowability of the compositions, from 0.05 to 1.0 percent corn starch, diethyl phthalate or mixtures thereof is included.