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:
Jan. 08, 2013
Filed:
Apr. 07, 2006
Yasushi Nakayama, Ichihara, JP;
Naoto Matsukawa, Ichihara, JP;
Junji Saito, Chiba, JP;
Susumu Murata, Ichihara, JP;
Makoto Mitani, Yokohama, JP;
Terunori Fujita, Yokohama, JP;
Yasushi Nakayama, Ichihara, JP;
Naoto Matsukawa, Ichihara, JP;
Junji Saito, Chiba, JP;
Susumu Murata, Ichihara, JP;
Makoto Mitani, Yokohama, JP;
Terunori Fujita, Yokohama, JP;
Mitsui Chemicals, Inc., Minato-Ku, Tokyo, JP;
Abstract
To provide capsular fine particles comprising an olefinic polymer which have a uniform particle size distribution and a uniform particle size, and which are spherical and free from the coagulation between particles. Capsular fine particles comprising the olefinic polymer, of which the ratio (L/M) of the outer diameter (L) to the inner diameter (M) is 1.1 to 6.0, and the average diameter is 0.6 to 40 μm.