HARD AND SALT WATER RESISTANT SELF SUSPENDING PROPPANTS
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United States of America Patent
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Apr 6, 2016
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Apr 8, 2015
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Abstract
A self-suspending proppant comprises a proppant particle substrate and a coating on the proppant particle substrate comprising chitosan or a chitosan analog, wherein the coating has been applied to the proppant particle substrate of the proppant by means of an alkaline solution or emulsion.
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