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. 12, 2013
Filed:
May. 22, 2009
Hua Wang, Clifton Park, NY (US);
Su LU, Shanghai, CN;
Hua LI, Shanghai, CN;
Steven Thomas Rice, Scotia, NY (US);
Joseph Anthony Suriano, Clifton Park, NY (US);
Bing Zhang, Shanghai, CN;
Chen Wang, Shanghai, CN;
Lawrence Charles Costa, Mansfield, MA (US);
Steven John Harrold, Valley Center, CA (US);
David Allen Olson, Minneapolis, MN (US);
Wenqing Peng, Shanghai, CN;
Hua Wang, Clifton Park, NY (US);
Su Lu, Shanghai, CN;
Hua Li, Shanghai, CN;
Steven Thomas Rice, Scotia, NY (US);
Joseph Anthony Suriano, Clifton Park, NY (US);
Bing Zhang, Shanghai, CN;
Chen Wang, Shanghai, CN;
Lawrence Charles Costa, Mansfield, MA (US);
Steven John Harrold, Valley Center, CA (US);
David Allen Olson, Minneapolis, MN (US);
Wenqing Peng, Shanghai, CN;
General Electric Company, Niskayuna, NY (US);
Abstract
The present invention provides a composite membrane comprising a porous base membrane and a polyamide coating disposed on said porous base membrane, said polyamide coating comprising a C-Ccyclic carbonyl compound and a C-Camide compound, said amide compound comprising at least one N—H moiety. In addition the present invention provides a method of preparing a composite membrane comprising contacting under interfacial polymerization conditions an organic solution comprising a polyacid halide with an aqueous solution comprising a polyamine, said contacting being carried out on a surface of a porous base membrane, said organic solution further comprising a C-Ccyclic carbonyl compound, said aqueous solution comprising a C-Camide compound, said amide compound comprising at least one N—H moiety.