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:
May. 10, 2005
Filed:
Mar. 08, 2004
Applicants:
Susannah C. Clear, Hastings, MN (US);
Ranjani V. Parthasarathy, Woodbury, MN (US);
Ravi K. Sura, Woodbury, MN (US);
Philip P. Soo, Fullerton, CA (US);
Inventors:
Susannah C. Clear, Hastings, MN (US);
Ranjani V. Parthasarathy, Woodbury, MN (US);
Ravi K. Sura, Woodbury, MN (US);
Philip P. Soo, Fullerton, CA (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J009/28 ;
U.S. Cl.
CPC ...
Abstract
This invention relates to foams made by polymerizing high internal phase emulsions (HIPE) containing polyelectrolytes. The emulsions comprise a continuous oil phase and a co- or discontinuous aqueous phase. The resulting foams are useful as a separations medium.