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United States of America Patent
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Jun 18, 1985
Grant Date -
N/A
app pub date -
Jan 31, 1984
filing date -
Jan 31, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention describes compounds of the formula: A. MOOCCH.sub.2 (MOOC)HCOCH.sub.2 CH(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM B. HOCH.sub.2 HC(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM C. HOCH.sub.2 CH[OCH(COOM)CH.sub.2 COOM]CH.sub.2 OCH(COOM)CH.sub.2 COOM and D. And mixtures thereof where M is a salt-forming cation or hydrogen or mixtures thereof. This invention also discloses products prepared by the process of reacting glycerine and a source of maleic acid in the presence of an alkaline earth metal hydroxide.
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