Process for the preparation of dianhydrosorbitol ethers
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United States of America Patent
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Sep 13, 1988
Grant Date -
N/A
app pub date -
Nov 6, 1987
filing date -
Nov 6, 1987
priority date (Note) -
Expired
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Abstract
A blend of mono- and dialkyl-1,4:3,6-dianhydrosorbitol is made by alkylation of 1,4:3,6-dianhydrosorbitol with dialkyl carbonate in the presence of a base catalyst. Mono- and dialkylated blends obtained therefrom are useful in plaque inhibiting dentrifice compositions.
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