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Merck
CN

765112

聚 L -丙交酯

average Mn 10,000, PDI ≤1.1

别名:

PLA, PLLA, 聚乳酸, L-乳酸聚合物, PLA，聚（L-L-乳酸）

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关于此项目

线性分子式:
H(C3H4O2)nOCH3
NACRES:
NA.23
UNSPSC Code:
12162002

主要文件

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产品名称

聚 L -丙交酯, average Mn 10,000, PDI ≤1.1

form

solid

optical activity

[α]22/D -150°, c = 0.5% in chloroform

mol wt

average Mn 10,000

degradation timeframe

>3 years

transition temp

Tm 162-167 °C

PDI

≤1.1

storage temp.

2-8°C

Quality Level

100

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相关类别

Application

药物释放包括包被纳米颗粒；端基官能化；大分子引发剂或嵌段前体。

Features and Benefits

高初始强度，良好的强度保持性和高结晶度，高达 70％，这反过来又导致了非常缓慢的降解速率。

General description

聚(L-乳酸)一种具有强旋光性和良好力学性能的半晶聚合物。它主要用于合成可降解聚合物，用于矫形装置、牙科应用，作为自体移植的新皮肤、伤口覆盖物、吻合系统和支架的支架。它们是可生物降解的，因为聚酯骨架通过简单水解降解，形成无毒化合物。

存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCX6744
MKCX2155
MKCN1975
MKCM5405
MKCG3203

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Chemical synthesis of polylactide and its copolymers for medical applications
Bendix, D.
Polymer Degradation and Stability, 59(1), 129-135 (1998)
Effect of poly (ethylene glycol)-block- poly (L-lactide) on the poly [(R)-3-hydroxybutyrate]/poly (L-lactide) blends
Yoon, J. S., Lee, W. S., Kim, K. S., Chin, I. J., Kim, M. N., & Kim, C.
Eur. Polymer J., 36(2), 435-442 (2000)
Synthesis and thermal properties of novel star-shaped poly (l-lactide)s with starburst PAMAM-OH dendrimer macroinitiator.
Zhao, Y. L., Cai, Q., Jiang, J., Shuai, X. T., Bei, J. Z., Chen, C. F., & Xi, F.
Polymer, 43(22), 5819-5825 (2002)
Zhang, Wen-Bin; et al.
Macromolecules, 44, 2589-2596 (2011)
Wolf, Florian F.; et al.
Macromolecules, 42, 5622-5628 (2009)
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