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:
Oct. 11, 2005
Filed:
Dec. 12, 2003
Koji Nakata, Yamaguchi-ken, JP;
Koji Kurosaki, Yamaguchi-ken, JP;
Nobuyuki Hashimoto, Yamaguchi-ken, JP;
Koji Nakata, Yamaguchi-ken, JP;
Koji Kurosaki, Yamaguchi-ken, JP;
Nobuyuki Hashimoto, Yamaguchi-ken, JP;
Titan Kogyo Kabushiki Kaisha, Yamaguchi-ken, JP;
Abstract
A black pigment powder having a low value of magnetization according to the present invention is characterized in that it consists of a composite oxide containing FeTiOas a main component, wherein the total amount of Fe (II) and Fe (III) to Ti is from 150 to 300 atomic %, in such an amount that the amount of Fe (II) to the total amount of Fe (II) and Fe (III) is 0.50 or more, and that the L value of a coating according to the Hoover-type muller method is 9.0 or less. It is employed to produce a toner composition, a coating composition, a resin composition, a cosmetic material and the like.