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. 22, 2014
Filed:
Jul. 26, 2012
Chia L. Wang, Shakopee, MN (US);
John M. Davis, Bloomington, MN (US);
Bryan Lienke, Farmington, MN (US);
Chia L. Wang, Shakopee, MN (US);
John M. Davis, Bloomington, MN (US);
Bryan Lienke, Farmington, MN (US);
Construction Research & Technology GmbH, Trostberg, DE;
Abstract
A two part non-sag polyurethane construction sealant or adhesive is provided with the properties of low modulus, high elongation, good paint adhesion, and primerless adhesion to concrete surfaces. The sealant or adhesive is prepared using a polyol, and optionally an epoxy silane and/or a melamine compound, in the base component of the formulation; and a prepolymer reaction product including the residues of xylenol or xylenol and an additional polyol, and a polymeric isocyanate, an aromatic diisocyanate, or a polymeric isocyanate and an aromatic diisocyanate, and optionally an epoxy silane and/or a melamine compound, in the activator component of the formulation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile