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, 1994
Filed:
Mar. 16, 1993
Applicant:
Inventors:
Yasunari Hotta, Ohtsu, JP;
Satoshi Maeda, Ohtsu, JP;
Yozo Yamada, Ohtsu, JP;
Koji Tanaka, Okayama, JP;
Hiroshi Ono, Okayama, JP;
Toshio Uno, Ohtsu, JP;
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427195 ; 428323 ; 428324 ; 428327 ; 428357 ; 428402 ; 523200 ; 523201 ; 524539 ; 524543 ; 524556 ; 524591 ; 525902 ;
Abstract
Spherical resin particles in micron order with a narrow particle diameter distribution, methods for the production thereof and uses thereof are disclosed. Overcoming various problems comprised in the hitherto-known polymerization granulation methods, resin particles using a condensation polymer in micron order of the present invention having spherical form and narrow particle diameter distribution serve well for various applications.