US Patent:
20120270758, Oct 25, 2012
Inventors:
Rajesh K. Saini - Cypress TX, US
Narongsak Tonmukayakul - Duncan OK, US
Thomas D. Welton - Duncan OK, US
Jason E. Bryant - Spring TX, US
Sherry G. Gaskins - Lawton OK, US
Assignee:
Halliburton Energy Services, Inc. - Houston TX
International Classification:
C09K 8/04
C09K 8/34
C07C 229/26
C09K 8/60
C09K 8/68
C09K 8/64
C09K 8/32
C09K 8/00
US Classification:
507119, 507133, 507131, 507117, 507139, 507138, 507103, 507240, 507220, 507219, 507224, 507267, 507265, 560169
Abstract:
A subterranean treatment fluid comprising a degradable gemini surfactant composition described by the following formula:A and A′ are spacers that may be a hydrophobic group or a hydrophilic group. B is an ion and may contain a quaternary nitrogen, a sulfonate, or a phosphate. A, A′, B, B′, C, C, E and E′ may be an alkyl, an aryl, a sugar, an ester, an ether, and any combination thereof. D and D′ may be an aryl, a sugar, an ester, an ether, and any combination thereof. In some cases, A′, D′, and E′ may be optional.