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:
Aug. 08, 2017
Filed:
Jul. 08, 2014
Applicant:
Arkema Inc., King of Prussia, PA (US);
Inventors:
Maher Y. Elsheikh, Wayne, PA (US);
John A. Wismer, Washington Crossing, PA (US);
Sri R. Seshadri, Holland, PA (US);
Assignee:
Arkema Inc., King of Prussia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 17/38 (2006.01); B01D 53/22 (2006.01); B01D 53/70 (2006.01); B01D 53/68 (2006.01);
U.S. Cl.
CPC ...
C07C 17/38 (2013.01); B01D 53/226 (2013.01); B01D 53/229 (2013.01); B01D 53/228 (2013.01); B01D 53/68 (2013.01); B01D 53/70 (2013.01); B01D 2053/224 (2013.01); B01D 2251/306 (2013.01); B01D 2251/604 (2013.01); B01D 2256/26 (2013.01); B01D 2257/102 (2013.01); B01D 2257/104 (2013.01); B01D 2257/2025 (2013.01); B01D 2257/2045 (2013.01); B01D 2257/2047 (2013.01); B01D 2257/2064 (2013.01); B01D 2257/2066 (2013.01); B01D 2257/404 (2013.01); B01D 2257/502 (2013.01); B01D 2257/504 (2013.01); B01D 2257/80 (2013.01); Y02C 10/10 (2013.01); Y02P 20/152 (2015.11); Y02P 20/154 (2015.11);
Abstract
A method of separating a composition containing at least one organofluorine compound from at least one inorganic compound by contacts the composition with a semipermeable membrane. Other methods separate a organofluorine compound from a composition containing at least one other organofluorine compound or chlorocarbon. Methods also include isolating a single organofluorine compound from a composition comprising a mixture of organofluorine compounds, chlorocarbons, and/or inorganic compounds.