B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 70/30 (2006.01) E21B 33/134 (2006.01)
Patent
CA 2657156
A system according to the present invention may be comprised of an epoxy resin, hardener and catalyst. One particular preferred system ratio is 1:1.64:0.005, respectively. The epoxy resin may be a tetrafunctional resin. The hardner may be a nadic methyl anhydride. One particularly preferred heat activated catalyst is 1-(2-hydroxypropyl) imidazole available from the Lindau Company under the brand name LINDAX 1. The amount of catalyst may be tailored to a certain desired pot life, oven cure and to promote polymer crosslinking at a faster rate. The system is particularly advantageous in the fabrication of composite bridge plugs.
Goodwin Mckay
Weatherford/lamb Inc.
LandOfFree
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