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:
Oct. 23, 2001
Process for removing solvent from anionic surfactant, and anionic surfactant powder produced thereby
Applicants:
Kazunori Aizawa, Wakayama, JP;
Kazuhito Miyoshi, Wakayama, JP;
Osamu Tabata, Wakayama, JP;
Inventors:
Assignee:
KAO Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D017/00 ;
U.S. Cl.
CPC ...
Abstract
An anionic surfactant powder prepared by subjecting a mixture of an anionic surfactant and a solvent to microwave irradiation to remove at least a part of the solvent, and a process for preparing the anionic surfactant. The anionic surfactant powder can be suitably used for laundry detergents, detergents for tableware and kitchenware, foaming agents for toothpastes, powdery shampoos, emulsifying agents for polymerization, foaming agents for cement plaster and the like.