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. 02, 1996
Filed:
Mar. 15, 1994
Applicant:
Inventors:
Masaaki Sumii, Sakai, JP;
Yasuyuki Yoshimura, Ibaraki, JP;
Assignee:
Sakura Color Products Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B41M / ;
U.S. Cl.
CPC ...
264-47 ; 252600 ; 503215 ;
Abstract
This invention provides the following production process. A microencapsulation process comprising encapsulating a hydrophobic core material with a melamine-formaldehyde polycondensate resin in the presence of an anionic macromolecular electrolyte system, characterized in that, as said anionic macromolecular electrolyte system,