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:
Aug. 19, 1997
Filed:
Jul. 18, 1995
Applicant:
Inventors:
Assignee:
Sekisui Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525221 ; 525241 ; 430105 ; 430109 ; 430965 ;
Abstract
A toner resin composition and toner is provided, wherein said toner resin composition comprises a high molecular weight resin having a peak molecular weight of about 100,000-4,000,000, or a gel content of about 20% or more is blended with another resin comprising at least a low molecular weight component (having a peak molecular weight of about 3,000-50,000, making up about 60-95 wt % of the resin weight) and a high molecular weight component (having a peak molecular weight of about 100,000-4,000,000, making up about 5-40 wt % of another resin weight).