将衣康酸和癸二酸作为原料制备了一类新的聚(衣康酸-癸二酸)P(IA-co-SA)共聚酸酐.通过FT-IR、GPC和TG/DTA等手段对聚合物进行了表征,并对不同单体配比共聚酸酐在磷酸盐缓冲溶液中的降解动力学进行了研究.结果表明,共聚酸酐的降解符合一级反应动力学规律,其降解速率随共聚单体SA的比例的增加而减慢.
参考文献
[1] | BucherJ B;Slade W C .[J].American Chemistry Society,1909,32:1319. |
[2] | Hill J.W;CarothersW.H .[J].American Chemistry Society,1932,54:1969. |
[3] | H.B.Rosen;J.Chang et al.[J].Biomaterials,1983,4:131-133. |
[4] | W.B.Dang;T.Daviau et al.[J].Pharmaceutical Research,1996,13:683-691. |
[5] | Takeski TABUCH et al.[J].Agricultural and Biological Chemistry,1981,45(02):475-479. |
[6] | Hortisu H et al.[J].European Journal of Appl Microbiol Bioteehnol,1983,18:358-360. |
[7] | Domb A J;Langer R.Polyanhydrides,Ⅰ[J].Journal of Polymer Science Part A:Polymer Chemistry,1987(25):3373-3386. |
[8] | Domb A J;Langer R;Polyanhydrides,Ⅳ.[J].Journal of Polymer Science Part A:Polymer Chemistry,1991(29):571-579. |
[9] | Santos CA;Leach KJ;Press DL;Scarpulla M;Mathiowitz E;Freedman BD .Poly(fumaric-co-sebacic anhydride). A degradation study as evaluated by FTIR, DSC, GPC and X-ray diffraction.[J].Journal of Controlled Release: Official Journal of the Controlled Release Society,1999(1):11-22. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%