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Merck
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文件

457620

Sigma-Aldrich

聚乙交酯

inherent viscosity 1.4dL/g

别名:

PGA，聚乙醇酸

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About This Item

线性分子式:
(C2H4O3)n
CAS号:
26124-68-5
MDL號碼:
MFCD00148011
分類程式碼代碼:
12162002
PubChem物質ID:
24869373
NACRES:
NA.23

形狀

solid

降解時間

6-12 months

固有黏度

1.1-1.7 dL/g, 0.1 % (w/v) in hexafluoroisopropanol(25 °C)

轉變溫度

Tm 220-230 °C

溶解度

hexafluoroisopropanol: soluble

密度

1.53 g/mL at 25 °C (lit.)

儲存溫度

2-8°C

SMILES 字串

OCC(O)=O

InChI

1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)

InChI 密鑰

AEMRFAOFKBGASW-UHFFFAOYSA-N

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相关类别

一般說明

可生物降解和生物相容的 PGA 在骨再生中具有潜在应用价值。在二苯基溴化铋存在下，通过二乙醛的开环聚合反应可以制得高分子量聚乙交酯(PGA)。

應用

医疗器械
聚乙交酯（PGA）和聚丙交酯可用于制备可生物降解的共聚物，该共聚物可用作植入物。已经报道了以 PGA 纤维为复合材料的组分之一的生物聚合物/碳纳米管复合材料的制造。已经制造了改性多孔 PGA 支架。

物理性質

可生物降解聚合物

準備報告

为了获得在六氟异丙醇中的溶解性，熔融晶态产品并用液氮淬火，将材料变为非晶态。

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)

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