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.

Date of Patent:
Jul. 04, 1995

Filed:

May. 04, 1992
Applicant:
Inventors:

Naoki Chiba, Kawasaki, JP;

Koichiro Sagawa, Kawasaki, JP;

Takashi Zama, Kawasaki, JP;

Yasuhiro Kimura, Tokyo, JP;

Assignee:

Kenrich Petrochemicals, Inc., Bayonne, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
4301066 ; 430110 ; 428403 ; 428407 ; 428900 ; 4286 / ;
Abstract

Herein are disclosed a resin magnet excellent in flow characteristics and magnetic properties comprising a surface modified magnetic powder in respect of which the surface of the magnetic powder particles has been coated uniformly with a surface modifying mixture consisting of a titanium oligomer and an organic acid ester, and a resin; a magnetic toner excellent in printing quality and resolution comprising a fine powder prepared by mixing and pulverizing a resin and such a surface-modified magnetic powder, and a fluidizing agent; a magnetic coating material comprising such a surface-modified magnetic powder, an organic binder, and a solvent; and a magnetic recording material excellent in magnetic and surface properties obtained by coating a substrate resin with a magnetic coating material comprising such a surface-modified magnetic powder, an organic binder, and a solvent.


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