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. 20, 1995
Applicant:
Inventors:
Gail M Howell, Fort Mill, SC (US);
Jose M Rodriguez, Sandersville, GA (US);
Anthony B Cook, Simpsonville, SC (US);
Assignee:
Geo Specialty Chemicals, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21C / ;
U.S. Cl.
CPC ...
162-5 ;
Abstract
Deinking of printed paper is accomplished by repulping and defibering the printed paper in an alkaline aqueous medium containing a deinking composition to form an ink and pulp medium. The deinking composition is an alkoxylated lanolin derivative containing from about 55 to about 80% by weight of ethylene oxide and from about 15 to about 30% by weight of propylene oxide, based on the weight of the alkoxylated lanolin derivative.
Quick Actions:
Howell, Gail. (1997). Alkoxylated lanolin derivatives as deinking agents (U.S. Patent No. 5658426). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5658426
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile