202312
聚(丙二醇)
average Mn ~725
别名:
PPG, 聚环氧丙烷
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线性分子式:
H[OCH(CH3)CH2]nOH
化学文摘社编号:
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23
蒸汽密度
>1 (vs air)
质量水平
蒸汽压
<0.01 mmHg ( 20 °C)
分子量
average Mn ~725
包含
130-190 ppm proprietary phenolic antioxidant
折射率
n20/D 1.449
粘度
115 cSt(25 °C)(lit.)
羟基值
147 mg KOH/g
溶解性
water: miscible (completely)
密度
1.007 g/mL at 25 °C
SMILES字符串
CC(O)CO
InChI
1S/C6H14O3/c1-5(8)4-9-6(2)3-7/h5-8H,3-4H2,1-2H3
InChI key
DUFKCOQISQKSAV-UHFFFAOYSA-N
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应用
- 废料回收：利用丙二醇回收废旧聚氯乙烯，提高新型聚合物复合材料的机械性能（Hilary et al., 2021）。
- 牙科复合材料改善：通过使用聚(丙二醇)和聚氨酯二甲丙烯酸酯提高牙科复合材料的转化率，同时也检查细胞相容性（Walters et al., 2016）。
- 支架3D打印：在可吸收组织工程支架的3D打印中使用聚富马酸丙烯和丙二醇，展示了医疗应用中的创新技术（Childers et al., 2015）。
储存分类代码
10 - Combustible liquids
WGK
WGK 1
闪点(°F)
445.0 °F - closed cup
闪点(°C)
229.44 °C - closed cup
个人防护装备
Eyeshields, Gloves
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L Hong et al.
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There are various arguments and models connecting the characteristic length associated with the boson peak vibrations ξ to the length scale of dynamical heterogeneity L(het). ξ is usually defined as the ratio of the transverse sound velocity to the boson
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Nanoscale, 4(15), 4578-4586 (2012-06-19)
In spite of extensive studies conducted on carbon nanotubes and silicate layers for their polymer-based nanocomposites, the rise of graphene now provides a more promising candidate due to its exceptionally high mechanical performance and electrical and thermal conductivities. The present
R De Lisi et al.
Physical chemistry chemical physics : PCCP, 13(27), 12571-12577 (2011-06-15)
The study highlighted the main forces driving the formation of hydroxypropyl-cyclodextrins (HP-CDs) + poly(propylene) glycol 725 g mol(-1) inclusion complexes. The temperature parameter was chosen as the variable to modulate the hydrophobicity of the polymer, and consequently ITC experiments as
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