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. 12, 1987
Filed:
Jan. 17, 1985
Applicant:
Inventor:
Frederick W Gray, Summit, NJ (US);
Assignee:
Colgate Palmolive Co., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C11D / ; D06L / ;
U.S. Cl.
CPC ...
252 99 ; 252 95 ; 252102 ; 25218638 ; 252D / ; 8111 ;
Abstract
An improved bleaching and laundering composition is provided comprising monoperoxyphthalic acid and/or a water-soluble salt thereof, a chelating agent capable of forming a substantially water-soluble complex with metal ion in aqueous solution, a peroxygen compound and an activator for said peroxygen compound comprising phthalic anhydride. A method of bleaching and laundering soiled and/or stained materials with the aforesaid bleaching composition is also described.