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:
May. 26, 1992

Filed:

Jul. 16, 1990
Applicant:
Inventors:

Masafumi Uchida, Hachioji, JP;

Toshiko Yajima, Hachioji, JP;

Hiroyuki Takagiwa, Hachioji, JP;

Jiro Takahashi, Hachioji, JP;

Assignee:

Konica Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430110 ; 430109 ;
Abstract

The improved toner for development of a latent electrostatic image contains as a binder a polyester obtained by polycondensation reaction of a monomer composition containing the specified components and it also contains an acid-modified polypropylene. This toner exhibits satisfactory fixability, developing quality, transferability, cleanability, as well as good resistance to agglomeration and toner fusion.


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