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:
Mar. 09, 1982
Filed:
Oct. 06, 1980
Applicant:
Inventors:
Thomas J Pacansky, San Jose, CA (US);
Robert J Gruber, Pittsford, NY (US);
John F Knapp, Fairport, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430108 ; 430107 ; 430109 ;
Abstract
Disclosed is an improved toner composition comprised of a colorant and a copolycarbonate resin, which toner has an intrinsic viscosity of from about 0.10 to about 0.6 dl/gr. (deciliters per gram) a melt flow temperature (T.sub.f) of from about 70.degree. C. to about 125.degree. C., a flash fusing energy of from about 3 J/in..sup.2 to about 8 J/in..sup.2, (Joules per inch squared), and a glass transition temperature of from about 50.degree. C. to about 65.degree. C.