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. 27, 2012
Filed:
Apr. 17, 2009
James M. Nelson, Woodbury, MN (US);
Matthew N. Archibald, St. Paul, MN (US);
Wendy L. Thompson, Roseville, MN (US);
Grant F. Tiefenbruck, Cottage Grove, MN (US);
James M. Nelson, Woodbury, MN (US);
Matthew N. Archibald, St. Paul, MN (US);
Wendy L. Thompson, Roseville, MN (US);
Grant F. Tiefenbruck, Cottage Grove, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method for the preparation of functionalized particles includes providing a feedstock made of particles, a surface treatment agent reactive with the particles, and solvent. The feedstock is exposed to microwave radiation to heat the feedstock and react the particles with the surface treatment agent to provide the functionalized particles in less than about 60 minutes.