Acid viscosifier compositions
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United States of America Patent
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-
Sep 25, 1990
Issued Date -
N/A
app pub date -
Jul 18, 1988
filing date -
May 19, 1986
priority date (Note) -
Expired
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Abstract
Cationic, anionic and amphoteric polymers suitable for the preparation of acid viscosifier compositions and the acid viscosified compositions are provided. The polymers are water soluble or water dispersible and are based on acrylyl monomers having the stated ionic charge. They are capable of viscosifying acid solutions that have important use in recovery of gas and oil from subterranean formations.
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