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:
Dec. 09, 2014
Filed:
Dec. 21, 2011
Olivier Laferte, Trosly-Breuil, FR;
Stephane Fouquay, Mont Saint Aignam, FR;
Regis Guillotte, Ribecourt Dreslincourt, FR;
Olivier Laferte, Trosly-Breuil, FR;
Stephane Fouquay, Mont Saint Aignam, FR;
Regis Guillotte, Ribecourt Dreslincourt, FR;
Bostik S.A., Courbevoie, FR;
Abstract
Preparing a polyurethane with polyurethane-polyether and polyurethane-polyester blocks with at least 2 polyurethane-polyester end blocks joined to an alkoxysilane end group, by reaction of a polyether polyol (A) with a stoichiometric excess of an aliphatic diisocyanate (B), then reaction of the polyurethane formed with a stoichiometric excess of a polyester polyol, then reaction of the polyurethane formed with a stoichiometric amount of an isocyanatosilane (D); polyurethane formed by said method;