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:
Oct. 30, 2012
Filed:
Sep. 30, 2008
Jerrel C. Anderson, Vienna, WV (US);
Jerrel C. Anderson, Vienna, WV (US);
E I du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A polysiloxane coating composition comprises (a) about 5 to about 50 wt % of solids complementally comprising about 2 to about 30 wt % of a silica; about 0.25 to about 7 wt % of a partial condensate of an aminosilane; and about 2 to about 90 wt % of a partial condensate of a tri-functional silane having the formula RSi(OR'), wherein R is selected from the group consisting of alkyl, vinyl, and aryl radicals and R′ is selected from the group consisting of H., alkyl radicals having 1 to 4 carbons, and alkylcarbonyl radicals having 1 to 4 carbons; and (b) about 50 to about 95 wt % of solvent comprising about 10 to about 90 wt % of a lower aliphatic alcohol and about 10 to about 90 wt % of water. The coating composition has a pH level in the range of about 2 to about 6.