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. 12, 1999
Filed:
Dec. 18, 1996
Applicant:
Inventors:
Pravin K Kukkala, Raritan, NJ (US);
Andrew J Kielbania, Chalfont, PA (US);
Osamu Futakuchi, Osaka, JP;
Assignee:
National Starch and Chemical Investment Holding Corporation, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
524458 ; 523201 ; 523402 ; 524 56 ; 524268 ; 524271 ; 524457 ; 524512 ; 524460 ; 524501 ; 524502 ; 524506 ; 524507 ; 524508 ; 524510 ;
Abstract
A process is described for preparing aqueous polymeric dispersions of a dispersion of an interpenetrated polymer of a hydrophobic polyurethane and a polymer prepared from ethylenically unsaturated monomers, and optionally a dispersion of another monomer that will enhance the performance of the interpenetrated polymer.