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:
Apr. 24, 2018
Filed:
Aug. 10, 2015
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Xiaoyan Liu, Beijing, CN;
Amaranta Ramirez-Almaraz, Cincinnati, OH (US);
Li Lv, Beijing, CN;
Xu Huang, Beijing, CN;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/42 (2006.01); C11D 3/50 (2006.01); C11D 17/04 (2006.01); C11D 3/34 (2006.01); C11D 17/00 (2006.01);
U.S. Cl.
CPC ...
C11D 3/42 (2013.01); C11D 3/3418 (2013.01); C11D 3/505 (2013.01); C11D 17/0039 (2013.01); C11D 17/043 (2013.01); C11D 17/044 (2013.01);
Abstract
Liquid laundry detergent compositions containing a microcapsule with a cationically charged coating and a fluorescent brightener with a distyrylbiphenyl unit, preferably Fluorescent Brightener-49, are provided. The compositions provide improved delivery efficiency of microcapsules and brightening of fabric while minimizing phase stability issues.