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. 22, 1996
Filed:
Sep. 02, 1994
Applicant:
Inventors:
Yuji Yoshikawa, Annaka, JP;
Mitsuhiro Takarada, Takasaki, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
4301066 ; 430108 ; 430137 ; 428405 ;
Abstract
Coating agents for electrophotography carriers are disclosed which are resistant to wear, peel-off, cracks, and prevent the occurrence of a spent phenomenon, and which possess a durability for a long period of use and a superior stability in the carrier charge characteristics. The coating provides long lifetime electrophotography carriers which possess reduced temperature dependency and improved stability in the carrier charge characteristics. The coating agents for the electrophotography carrier are characterized by having an organopolysiloxane expressed by the formula below as a main component: