Bioerodible poly(ortho ester) thermoplastic elastomer from diketene diacetal
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United States of America Patent
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Oct 22, 1985
Grant Date -
N/A
app pub date -
Jun 27, 1984
filing date -
Jun 27, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The instant invention is directed to a bioerodible poly(ortho ester) thermoplastic elastomer prepared from: (A) a diketene diacetal; (B) a long-chain non-polar, flexible diol containing 4 to 22 carbon atoms; and (C) a diol selected from the group consisting of: (i) diols containing at least one functional group which produces hydrogen bonding or other association, and (ii) rigid symmetrical diols.
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