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Merck

202320

Sigma-Aldrich

聚(丙二醇)

average Mn ~1,000

别名:

PPG, 聚环氧丙烷

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About This Item

线性分子式:
H[OCH(CH3)CH2]nOH
CAS号:
MDL號碼:
分類程式碼代碼:
12162002
PubChem物質ID:
NACRES:
NA.23

蒸汽密度

>1 (vs air)

蒸汽壓力

<0.01 mmHg ( 20 °C)

分子量

average Mn ~1,000

包含

130-190 ppm proprietary phenolic antioxidant

折射率

n20/D 1.449

黏度

150 cSt(25 °C)(lit.)

羥值

111 mg KOH/g

溶解度

water: miscible (completely)

密度

1.005 g/mL at 25 °C

SMILES 字串

CC(O)CO

InChI

1S/C6H14O3/c1-5(8)4-9-6(2)3-7/h5-8H,3-4H2,1-2H3

InChI 密鑰

DUFKCOQISQKSAV-UHFFFAOYSA-N

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一般說明

聚(丙二醇)(PPG)是一种生物相容性聚合物,被广泛用作制备生物医学材料的前体。低温时可溶于水,高温时不溶于水。

應用

聚(丙二醇)可用作:
  • 前体,用于合成用于各种生物医学应用的多嵌段热响应智能聚合物。PPG 的存在是这些聚合物具有热敏性的主要原因。例如,它可用于合成聚酯聚氨酯。
  • 用于剑麻纤维的表面改性,以提高成核能力。

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

445.0 °F - closed cup

閃點(°C)

229.44 °C - closed cup

個人防護裝備

Eyeshields, Gloves


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