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:
Oct. 26, 2021
Filed:
Aug. 24, 2017
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 65/30 (2006.01); B01D 15/34 (2006.01); B01D 15/38 (2006.01); B01D 15/42 (2006.01);
U.S. Cl.
CPC ...
C08G 65/30 (2013.01); B01D 15/34 (2013.01); B01D 15/3876 (2013.01); B01D 15/426 (2013.01);
Abstract
A method for chromatographically separating a mixture containing a perfluoro(poly)ether group-containing monoalcohol compound represented by the following formula (2) and a perfluoro(poly)ether group-containing dialcohol compound represented by the following formula (3):A-Pf-Z  (2)Z-Pf-Z  (3)