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:
Oct. 25, 1983
Filed:
Apr. 09, 1981
Applicant:
Inventors:
Masayoshi Samejima, Minoh, JP;
Goichi Hirata, Yawata, JP;
Assignee:
Tanabe Seiyaku Co., Ltd., Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; A01N / ; A61K / ;
U.S. Cl.
CPC ...
4272133 ; 71 6411 ; 71DI / ; 424 19 ; 424 32 ; 424 35 ; 42840224 ;
Abstract
A process for preparing ethylcellulose microcapsules by flocculation of the ethylcellulose is disclosed. In this process, the flocculation of the ethylcellulose is carried out in the presence of an organosilicon polymer or in the presence of said organosilicon polymer and a surfactant.