Hydrophilic-hydrophobic derivatives of polygalactomannans containing tertiary amine functionality
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United States of America Patent
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Oct 26, 1993
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N/A
app pub date -
May 27, 1992
filing date -
Jan 22, 1991
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Expired
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Abstract
Triple derivatives of polygalactomannan i.e., dialkylaminoalkyl ether-hydroxyalkyl ether - long aliphatic chain ether of polygalactomannan, are useful as thickening agents for aqueous fluids.
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