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:
Apr. 24, 1990
Filed:
Nov. 10, 1988
Applicant:
Inventors:
Sven H Ruetman, Walnut Creek, CA (US);
Joginder N Anand, Clayton, CA (US);
G Robert Collins, Walnut Creek, CA (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
524155 ; 524165 ; 524174 ; 524183 ; 524184 ; 524280 ; 524361 ; 524364 ; 524376 ; 524377 ; 524392 ; 524394 ; 524404 ; 524406 ; 524408 ; 524413 ; 524414 ; 524418 ; 524421 ; 524423 ; 524424 ; 524429 ; 524434 ; 524435 ; 524436 ; 524437 ; 524438 ; 524590 ; 524591 ;
Abstract
Disclosed is dispersion of a polyurethane-urea polymer in a continuous phase. This dispersion contains about 0.1 to about 5 parts by weight of an ionizable, non-volatile salt per 100 parts by weight of polyurethane-urea polymer. Polyurethane-urea coatings made from this dispersion have excellent static dissipative properties.
Ruetman, Sven. (1990). Antistatic polyurethane-urea dispersions (U.S. Patent No. 4920167). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4920167
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile