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Merck
CN

764590

聚 L -丙交酯

average Mn 5,000, PDI ≤1.2

别名:

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
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form

solid

Quality Level

optical activity

[α]22/D -147°, c = 0.5% in chloroform

mol wt

average Mn 5,000

degradation timeframe

>3 years

transition temp

Tm 149-154 °C

PDI

≤1.2

storage temp.

2-8°C

General description

聚(L-丙交酯)是一种旋光性强、机械性能良好的半结晶聚合物。它主要用于合成可降解聚合物,用于骨科设备,牙科应用,作为支架用于自体移植的新皮肤、伤口覆盖、吻合系统和支架。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。

Application

药物递送包括涂覆纳米颗粒;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达 70% 的高结晶度,这反过来又导致非常缓慢的降解速率。


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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

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全球贸易项目编号

货号GTIN
764590-5G04061832923055