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:
Sep. 20, 2005
Filed:
Nov. 22, 2001
Applicants:
Kosaburo Wakamatsu, Kyoto, JP;
Masahiko Tanaka, Otsu, JP;
Noboru Yoshino, Kyoto, JP;
Inventors:
Assignee:
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C11D017/00 ; C11D003/37 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides an O/W emulsion composition containing an electrolyte. More particularly, the invention provides an O/W emulsion composition excellent in emulsion stability despite its electrolyte content. The O/W emulsion composition of the invention can be prepared using an electrolyte, a polyglycerin fatty acid ester, an alkanoyl lactylic acid or the salt thereof, an acrylic acid-alkyl methacrylate copolymer, water, an oil, and preferably a polyhydric alcohol.