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. 09, 1997
Filed:
Jul. 29, 1994
Applicant:
Inventors:
Sanji Inagaki, Toyokawa, JP;
Shoichi Tsuge, Okazaki, JP;
Mineyuki Sako, Toyohashi, JP;
Kenzo Toya, Okazaki, JP;
Takashi Akazawa, Machida, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ; B32B / ; C04B / ;
U.S. Cl.
CPC ...
430108 ; 4301066 ; 428402 ; 252 6254 ; 524435 ;
Abstract
This invention relates to a developer for electrophotography comprising: a domain resin phase containing specified additives, a matrix resin phase containing specified additives and a dispersion assistant, the matrix resin having a low compatibility with the domain resin, and the dispersion assistant having a compatibility with both of the domain resin and matrix resin and an Izod impact value higher than the matrix resin.