| 摘要 |
The present invention relates to compounds of formula I, which are unsymmetrical aromatic ether diacids, and polymers formed from the same. <?in-line-formulae description="In-line Formulae" end="lead"?>[R'-(Y)<SUB>p</SUB>-O]<SUB>q</SUB>-Ar-[O-(X)<SUB>r</SUB>-R']<SUB>s </SUB> I <?in-line-formulae description="In-line Formulae" end="tail"?> Polymers formed from the functionalized unsymmetrical aromatic ether diacids are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
|
