Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Patent
1992-01-03
1993-03-09
Stoll, Robert L.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Particulate matter
428403, 428407, 428500, 428517, 428334, 427213, 427214, 71 28, 71 6402, 71 6411, 424408, 525344, 524364, 524547, B32B 2706, B32B 2700
Patent
active
051926156
ABSTRACT:
An encapsulated breaker chemical composition used in a fracturing process in the protection of an oil or gas stimulation operation which comprises: a breaker chemical; and a pinhole free coating of a neutralized sulfonated elastomeric polymer of about 2 to about 80 microns thick deposited onto the surface of the breaker chemical, wherein said neutralized sulfonated polymer encapsulates the breaker chemical, wherein the neutralized sulfonated polymer is permeable to the breaker chemical and the neutralized sulfonated polymer is non-reactive to the breaker chemical.
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Drake Evelyn N.
Manalastas Pacifico V.
McDougall Lee A.
Newlove John C.
Exxon Research & Engineering Company
Sayala C.
Simon Jay
Stoll Robert L.
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