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. 08, 2016
Filed:
Mar. 12, 2013
Ifs Industries, Inc., Reading, PA (US);
William L. Bunnelle, Ham Lake, MN (US);
John K. Fromwiller, Reading, PA (US);
IFS Industries Inc., Reading, PA (US);
Abstract
The reactive moisture cure hot melt adhesives of the invention have substantially improved assembly properties as a result of the unique combination of materials that provide excellent green strength. The adhesive includes at least an isocyanate compound, a polyether polyol, an aromatic tackifying composition, a thermoplastic polymer, and a block polymer having at least an A block and at least a B block, wherein the A block comprises a crystalline or semi-crystalline block and the B block comprises a rubbery or amorphous block. Such block polymers can have linear, branched, radial, or dendritic morphologies.