US 9,809,736 B2
Wellbore servicing compositions and methods of making and using same
Robert J. Murphy, Kingwood, TX (US); and Matthew L. Miller, Spring, TX (US)
Assigned to HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US)
Filed by Robert J. Murphy, Kingwood, TX (US); and Matthew L. Miller, Spring, TX (US)
Filed on Aug. 31, 2012, as Appl. No. 13/601,365.
Prior Publication US 2014/0060843 A1, Mar. 6, 2014
Int. Cl. C09K 8/03 (2006.01); C09K 8/512 (2006.01); C09K 8/516 (2006.01); C09K 8/68 (2006.01); E21B 21/00 (2006.01)
CPC C09K 8/03 (2013.01) [C09K 8/512 (2013.01); C09K 8/516 (2013.01); C09K 8/685 (2013.01); E21B 21/003 (2013.01); C09K 2208/04 (2013.01)] 18 Claims
 
1. A wellbore servicing fluid comprising:
a lost-circulation composite material comprising a reinforcing component disposed within a water-swellable component, wherein the water-swellable component comprises a superabsorber,
wherein the superabsorber is selected from the group consisting of crosslinked hydrolyzed polyacrylonitrile; hydroxyethyl cellulose; crosslinked polymers of two or more of allylsulfonates; 2-acrylamido-2-methyl-1-propanesulfonic acid; 3-allyloxy-2-hydroxy-1-propane-sulfonic acid; and combinations thereof;
wherein the reinforcing component is selected from the group consisting of cotton, wool, silk, hemp, linen, jute, sisal, and combinations thereof; and
wherein the superabsorber, the reinforcing component, or both, are corona treated, plasma treated, photochemically treated, or any combination thereof, to promote formation of the lost-circulation composite material.