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:
Nov. 06, 2012
Filed:
Jun. 30, 2010
Applicants:
Wanglin Yu, Midland, MI (US);
Cynthia Rand, Sanford, MI (US);
Edward D. Daugs, Midland, MI (US);
Yang Cheng, Midland, MI (US);
Irina V. Graf, Lamesa, TX (US);
Andre B. Argenton, Midland, MI (US);
Kari S. Phillipson, Hemlock, MI (US);
Inventors:
Wanglin Yu, Midland, MI (US);
Cynthia Rand, Sanford, MI (US);
Edward D. Daugs, Midland, MI (US);
Yang Cheng, Midland, MI (US);
Irina V. Graf, Lamesa, TX (US);
Andre B. Argenton, Midland, MI (US);
Kari S. Phillipson, Hemlock, MI (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are new anionic surfactants and methods of their preparation and use. The surfactants are compounds of the formula I: wherein R, R, R, R, R, R, and Rare as defined herein.