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:
Mar. 03, 2015
Filed:
Jun. 09, 2010
Andrew Satrijo, St. Paul, MN (US);
Megan P. Lehmann, Stillwater, MN (US);
Michael D. Crandall, North Oaks, MN (US);
Craig E. Hamer, Woodbury, MN (US);
Robert D. Waid, Oakdale, MN (US);
Andrew Satrijo, St. Paul, MN (US);
Megan P. Lehmann, Stillwater, MN (US);
Michael D. Crandall, North Oaks, MN (US);
Craig E. Hamer, Woodbury, MN (US);
Robert D. Waid, Oakdale, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method of making a pressure-sensitive hot melt adhesive. The method includes extruding a melt composition that includes a polymer, wherein the polymer has acidic groups covalently attached thereto, and a metal salt hydrate, wherein the metal salt hydrate has a melting point that is less than the maximum processing temperature.