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:
Jan. 14, 1992
Filed:
Sep. 04, 1990
Applicant:
Inventors:
John H Buzby, Willow Grove, PA (US);
Robert D Evans, Warminster, PA (US);
Assignee:
Quaker Chemical Corporation, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162158 ; 162147 ; 1621812 ; 162189 ; 162199 ; 162D / ;
Abstract
The deposition of stickies on machinery used in the pulping and papermaking processes and in the final paper produced in the papermaking process using secondary or recycled paper is controlled by adding an amount of a water-soluble organotitnium(IV) compound to the aqueous system of a pulping and/or papermaking process, effective to reduce or remove the deposition of the stickies on the machinery and the resulting paper.