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:
Jun. 26, 1990
Filed:
Apr. 21, 1988
Applicant:
Inventors:
Assignee:
Kanszaki Paper Manufacturing Co. Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C09D / ; C09D / ;
U.S. Cl.
CPC ...
106 21 ; 264-47 ; 424408 ; 42840221 ; 503215 ; 512-4 ;
Abstract
A non-aqueous printing ink composition containing a microcapsule and a microencapsulated ink composition characterized in that the microcapsule has a capsule wall comprising melamine-formaldehyde resin and has an average particle size of 1.8 to 3.5.mu..