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. 31, 2016
Filed:
Oct. 18, 2013
Applicants:
Osama M. Musa, Kinnelon, NJ (US);
Kolazi S. Narayanan, Wayne, NJ (US);
Inventors:
Osama M. Musa, Kinnelon, NJ (US);
Kolazi S. Narayanan, Wayne, NJ (US);
Assignee:
ISP INVESTMENTS INC., Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/12 (2006.01); A01N 25/02 (2006.01); C07D 403/12 (2006.01); B01F 17/00 (2006.01); C07D 223/10 (2006.01); C07D 207/27 (2006.01); C07D 211/76 (2006.01); C11D 7/26 (2006.01); C11D 7/32 (2006.01); C09D 7/00 (2006.01); C09D 7/12 (2006.01); C09D 9/00 (2006.01); A61K 9/00 (2006.01); A61K 47/18 (2006.01); A61K 9/70 (2006.01); A61K 8/49 (2006.01); A61K 47/22 (2006.01); A61Q 19/00 (2006.01); C08K 5/3415 (2006.01); C09D 11/36 (2014.01); C09K 3/18 (2006.01); C11D 3/43 (2006.01); A61Q 17/00 (2006.01);
U.S. Cl.
CPC ...
A01N 25/02 (2013.01); A61K 8/4913 (2013.01); A61K 9/0014 (2013.01); A61K 9/7084 (2013.01); A61K 47/18 (2013.01); A61K 47/22 (2013.01); A61Q 19/00 (2013.01); B01F 17/0042 (2013.01); C07D 207/27 (2013.01); C07D 211/76 (2013.01); C07D 223/10 (2013.01); C07D 401/12 (2013.01); C07D 403/12 (2013.01); C08K 5/3415 (2013.01); C09D 7/001 (2013.01); C09D 7/1233 (2013.01); C09D 9/005 (2013.01); C09D 11/36 (2013.01); C09K 3/18 (2013.01); C11D 3/43 (2013.01); C11D 7/263 (2013.01); C11D 7/3281 (2013.01); A61Q 17/005 (2013.01);
Abstract
Described is a class of symmetrical and asymmetrical N-alkyl lactam ethers. One preferred ether is bis-N-ethyl pyrrolidone ether. Preferred compositions and uses of the ethers are in performance chemicals, personal care, and pharmaceutical fields, where they function a variety of roles, including as a solvent, solubilizer, freezing point depressor, diluent, extracting agent, cleaning agent, degreaser, absorbent and/or dispersion agent.