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. 09, 2001
Filed:
Jun. 01, 2000
Applicant:
Inventors:
Gregory Walter Haggquist, Longmont, CO (US);
Scott Thomas Mosier, Boulder, CO (US);
Kasturi Rangan Srinivasan, Longmont, CO (US);
Assignee:
Lexmark International, Inc., Lexington, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/05 ;
U.S. Cl.
CPC ...
G03G 5/05 ;
Abstract
A photoconductor having a charge generation layer of pigment and a binder resin of a thorough mixture of polyvinylbutyral, a polysiloxane, and, preferably, a phenolic resin. An optimum formulation was Type IV oxotitanium phthalocyanine in a binder of, by weight 50 parts polyvinylbutyral, 45 parts poly(methyl-phenyl)siloxane, and 5 parts polyhydroxystyrene. This photoconductor provides excellent electrical properties and consistent, economical coating results.