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:
Sep. 05, 2000
Filed:
Oct. 16, 1998
Applicant:
Inventors:
Michael Philip O'Toole, Norwalk, CT (US);
Otto S dePierne, East Norwalk, CT (US);
Assignee:
Cytec Technology Corp., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08F / ;
U.S. Cl.
CPC ...
524 27 ; 524 28 ; 524 35 ; 524 47 ; 524732 ; 524734 ; 524458 ; 524459 ; 1621641 ; 1621646 ; 1621681 ; 162175 ; 162176 ; 162177 ; 162180 ;
Abstract
Sizing agents comprised of dispersed synthetic polymers in an aqueous solution are provided, as well as methods for making these sizing agents and methods for using these sizing agents to size paper. Improved sizing is obtained by including recurring units of methyl acrylate, ethyl acrylate and/or propyl acrylate in the synthetic polymers.