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:
Sep. 06, 1983
Filed:
Jun. 09, 1980
Applicant:
Inventors:
Tomoyuki Okimoto, Amagasaki, JP;
Shunsuke Shioi, Daito, JP;
Takio Kuroda, Amagasaki, JP;
Shigeo Okamoto, Suita, JP;
Tomoharu Shiozaki, Amagasaki, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C09D / ; B01J / ;
U.S. Cl.
CPC ...
524 45 ; 106 21 ; 2523153 ; 523161 ; 523202 ; 523205 ;
Abstract
This invention concerns with an improved microcapsule dispersion prepared by adding the following components to a known microcapsule dispersion containing PVA; a pulp having a specific weighted average fiber length, another type of pulp, carboxymethyl cellulose and/or a specified periodic acid type compound, and is characterized by overcoming the drawbacks of known microcapsule dispersions attended by use of PVA.