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:
Jun. 12, 2018
Filed:
May. 27, 2016
Applicant:
Isp Investments Llc, Wilmington, DE (US);
Inventors:
Osama M. Musa, Kinnelon, NJ (US);
Kolazi S. Narayanan, Wayne, NJ (US);
Assignee:
ISP INVESTMENTS LLC, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/12 (2006.01); A61K 47/22 (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 (2018.01); C09D 7/12 (2006.01); C09D 9/00 (2006.01); A61K 9/00 (2006.01); A61K 47/18 (2017.01); A61K 9/70 (2006.01); A01N 25/02 (2006.01); A61K 8/49 (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); A01N 43/653 (2006.01); A01N 43/78 (2006.01); A01N 53/00 (2006.01); A61K 8/58 (2006.01); A61K 31/405 (2006.01); A61K 31/4174 (2006.01); A61K 31/65 (2006.01); A61K 31/7048 (2006.01); A61Q 5/02 (2006.01); B01D 53/14 (2006.01); C08F 2/06 (2006.01); C08L 71/02 (2006.01); C09D 11/033 (2014.01); C09D 17/00 (2006.01); C09K 3/00 (2006.01); C09K 8/524 (2006.01); C09K 15/30 (2006.01); C10M 133/44 (2006.01); C11D 3/32 (2006.01); G01N 21/88 (2006.01); H01M 10/056 (2010.01); A61Q 17/00 (2006.01);
U.S. Cl.
CPC ...
A61K 47/22 (2013.01); A01N 25/02 (2013.01); A01N 43/653 (2013.01); A01N 43/78 (2013.01); A01N 53/00 (2013.01); A61K 8/4913 (2013.01); A61K 8/58 (2013.01); A61K 9/0014 (2013.01); A61K 9/7084 (2013.01); A61K 31/405 (2013.01); A61K 31/4174 (2013.01); A61K 31/65 (2013.01); A61K 31/7048 (2013.01); A61K 47/18 (2013.01); A61Q 5/02 (2013.01); A61Q 19/00 (2013.01); B01D 53/1468 (2013.01); B01D 53/1487 (2013.01); B01D 53/1493 (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); C08F 2/06 (2013.01); C08K 5/3415 (2013.01); C08L 71/02 (2013.01); C09D 7/001 (2013.01); C09D 7/1233 (2013.01); C09D 9/005 (2013.01); C09D 11/033 (2013.01); C09D 11/36 (2013.01); C09D 17/002 (2013.01); C09K 3/00 (2013.01); C09K 3/18 (2013.01); C09K 8/524 (2013.01); C09K 15/30 (2013.01); C10M 133/44 (2013.01); C11D 3/32 (2013.01); C11D 3/43 (2013.01); C11D 7/263 (2013.01); C11D 7/3281 (2013.01); G01N 21/88 (2013.01); H01M 10/056 (2013.01); A61Q 17/005 (2013.01); C08L 2201/56 (2013.01); C09K 2208/22 (2013.01); C10M 2215/224 (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.