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. 28, 2017
Filed:
Nov. 01, 2012
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventor:
Hassan Sahouani, Hastings, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/26 (2006.01); C08F 2/16 (2006.01); C08F 222/10 (2006.01); A61K 47/32 (2006.01); C08F 220/30 (2006.01); A01N 25/10 (2006.01); A61K 31/166 (2006.01);
U.S. Cl.
CPC ...
A61K 47/32 (2013.01); A01N 25/10 (2013.01); A61K 31/166 (2013.01); C08F 2/16 (2013.01); C08F 220/30 (2013.01); C08F 222/1006 (2013.01); C08J 9/26 (2013.01); C08J 2201/0462 (2013.01); C08J 2333/04 (2013.01);
Abstract
Polymeric particles are provided that have pores (i.e., free volume or voids). The polymeric particles can be used to store or deliver active agents that are adsorbed in the pores of the polymeric particles. In many embodiments, the active agents are hydrophobic. Reaction mixtures and methods of forming the polymeric particles from the reaction mixtures are also provided.