Hydrophobically modified carboxyalkyl hydroxyalkyl ethers of polygalactomannans
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United States of America Patent
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Jul 7, 1992
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N/A
app pub date -
Jul 1, 1991
filing date -
Jul 1, 1991
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Abstract
Alkyl and hydroxyalkyl ethers of polygalactomannans are further modified with long chain haloalkanoic acids. The resulting derivatized polygalactomannans are useful as thickening agents in aqueous systems, particularly in combination with surfactants at acidic pH.
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