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:
Dec. 07, 1976
Filed:
May. 28, 1974
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Minami-ashigara, JA;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252316 ; 252 6256 ; 252182 ; 252364 ; 252522 ; 427151 ; 427384 ; 428307 ;
Abstract
A process for the production of microcapsules comprising bonding chemically or physically a heterocyclic diamine, which is soluble or dispersible in water, to an organic compound in a polar solvent to thereby form a substance, which is insoluble in the polar solvent, and then depositing the substance directly on the surface of particles or droplets of a hydrophobic core material.