| 摘要 |
<p>A polyanhydride suitable for use as a matrix material in controlled delivery devices polymerized from monomers of general formula (I), wherein R, R', and R'' are the same or a different aliphatic chain of C1 to C20 or hydrogen; m, n, and p are integers from 0 and 20; y is 0 or 1; and, if y is 0, one of R or R' is not H.</p> |
