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.:

US 7135264 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 14, 2006

Filed:

Jun. 30, 2003
Applicants:

Julie Y. Qian, Woodbury, MN (US);

Gay L. Herman, Cottage Grove, MN (US);

James A. Baker, Hudson, WI (US);

Inventors:

Julie Y. Qian, Woodbury, MN (US);

Gay L. Herman, Cottage Grove, MN (US);

James A. Baker, Hudson, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to amphipathic copolymeric binder particles chemically grown in a substantially nonaqueous liquid carrier to form an organosol. The invention also pertains to dry particulate electrographic toners incorporating an organosol comprising an amphipathic copolymer wherein the amphipathic copolymer incorporates one or more S portions and one or more D portions. Methods of making dry electrophotographic toner particles, and methods of electrographically forming an image on a substrate using these toners, are also described. Preferably, fluidized drying techniques are used to form the dry toner particles from the organosol.


Find Patent Forward Citations

Qian, Julie. (2006). Organosol including amphipathic copolymeric binder and use of the organosol to make dry toners for electrographic applications (U.S. Patent No. 7135264). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7135264

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