US Patent 7291435 Toner binder for electrophotography and toner for electrophotography

Patent 7291435 was granted and assigned to Sanyo Chemical Industries on November, 2007 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Sanyo Chemical Industries

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

72914350

Patent Inventor Names

Takashi Yamashiro0

Date of Patent

November 6, 2007

Patent Application Number

105089010

Date Filed

March 25, 2003

Patent Primary Examiner

‌

Irina S. Zemel

Patent abstract

The present invention provides a toner binder for electrophotography which comprises a polyester resin constituted of an alcohol component containing a polyoxyalkylene ether (A) of a bisphenol and an acid component, and the content of unreacted bisphenols in said polyester resin is 15 ppm or less.

Timeline

No Timeline data yet.

Further Resources

Title

Author

Link

Type

Date

No Further Resources data yet.

References

Find more entities like US Patent 7291435 Toner binder for electrophotography and toner for electrophotography

Use the Golden Query Tool to find similar entities by any field in the Knowledge Graph, including industry, location, and more.

Open Query Tool

Access by API