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:
May. 04, 1982
Filed:
Nov. 14, 1979
Applicant:
Inventors:
Hiroshi Iwasaki, Kawanishi, JP;
Shinsuke Irii, Nishinomiya, JP;
Assignee:
Kanzaki Paper Manufacturing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252316 ; 428914 ; 4283204 ; 282 275 ;
Abstract
In the method of making microcapsules polycondensation for forming an anion-modified aminoaldehyde resin is performed in the presence of at least one anionic colloid material in an aqueous dispersion including hydrophobic material particles dispersed therein to deposit said anion-modified aminoaldehyde resin on said hydrophobic material particles to form microcapsules encapsulating hydrophobic capsule core material therein.