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. 27, 2015
Filed:
Sep. 24, 2012
Applicant:
Sigma-aldrich Co. Llc, St. Louis, MO (US);
Inventor:
Daniel W. Armstrong, Arlington, TX (US);
Assignee:
SIGMA-ALDRICH CO., LLC, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 20/286 (2006.01); B01J 20/32 (2006.01); B01J 20/288 (2006.01); B01J 20/29 (2006.01); G01N 30/88 (2006.01); B01D 53/02 (2006.01);
U.S. Cl.
CPC ...
B01J 20/3285 (2013.01); B01J 20/288 (2013.01); B01J 20/29 (2013.01); B01J 20/3204 (2013.01); B01J 20/3253 (2013.01); B01J 20/3257 (2013.01); B01J 20/3282 (2013.01); B01J 20/3287 (2013.01); B01D 53/02 (2013.01); B01J 2220/84 (2013.01); B01J 2220/86 (2013.01); G01N 2030/8872 (2013.01);
Abstract
This disclosure provides methods and devices for quantitating, separating and/or detecting water in a liquid, gas or solid sample comprising one or more chemicals, the method comprising: providing the liquid, gas or solid sample comprising water and the one or more chemicals; and exposing said liquid, gas or solid sample to at least one solid support including at least one dicationic and/or tricationic species of Formula I or II adsorbed, absorbed or immobilized on the solid support.