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:
Nov. 24, 2009
Filed:
Jul. 26, 2007
Jozef Verborgt, Tarpon Springs, FL (US);
Arthur a Webb, Bethesda, MD (US);
Jozef Verborgt, Tarpon Springs, FL (US);
Arthur A Webb, Bethesda, MD (US);
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Abstract
A polyurethane coating made by: applying to a surface a polyol composition and an isocyanate composition, such that a mixture of the polyol composition and the isocyanate composition is formed during the application; and allowing the mixture to cure to the polyurethane coating. The polyol composition has a polyol monomer having the chemical formula: Ris a divalent radical selected from aliphatic, aromatic, and ether-containing group. Ris a monovalent radical selected from aliphatic, aromatic, ester-containing group, ether-containing group, and acrylic-containing group. Ris free of —O—CH—CH(OH)— groups, and the polyol monomer is free of epoxy groups and amino hydrogens. The isocyanate composition comprises an isocyanate compound having at least two isocyanate groups. The polyol composition or the isocyanate composition comprises a water scavenger. The polyol composition or the isocyanate composition comprises a polyurethane catalyst.