202304
聚(丙二醇)
average Mn ~425
别名:
PPG, 聚环氧丙烷
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关于此项目
线性分子式:
H[OCH(CH3)CH2]nOH
化学文摘社编号:
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:
Bp:
287.6 °C
Vapor pressure:
<0.01 mmHg ( 20 °C)
vapor density
>1 (vs air)
Quality Level
vapor pressure
<0.01 mmHg ( 20 °C)
mol wt
average Mn ~425
contains
130-190 ppm proprietary phenolic antioxidant
refractive index
n20/D 1.447
viscosity
80 cSt(25 °C)(lit.)
bp
287.6 °C
hydroxyl value
263 mg KOH/g
solubility
water: miscible (completely)
density
1.004 g/mL at 25 °C
SMILES string
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
Application
聚(丙二醇)可用：
- 增塑剂，因为它不结晶，具有较低的玻璃化转变温度，并具有生物相容性。例如，它可以用于聚乳酸的塑化。
- 制备从盐单胞菌细胞中回收 Ectoine 的水双相体系。
- 研究超分子聚合物（PPG）向常规聚合物（PPO）的虚拟转变。
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存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
445.0 °F - closed cup
flash_point_c
229.44 °C - closed cup
ppe
Eyeshields, Gloves
Celeste R Brennecka et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 100(5), 1298-1309 (2012-04-20)
This study examines the in vitro characteristics of a crosslinking polymer system for cerebral aneurysm embolization. The polymeric material is composed of poly(propylene glycol)diacrylate (PPODA) and pentaerythritol tetrakis(3-mercaptopropionate) (QT), formulated with the liquid contrast agents Conray™ or Omnipaque™ 300. The
Jessalyn Cortese et al.
Journal of the American Chemical Society, 134(8), 3671-3674 (2012-02-11)
We show here that complementary interactions can suppress mesoscopic order and thus lead to a counterintuitive change in material properties. We present results for telechelic supramolecular polymers based on poly(propylene oxide) (PPO), thymine (Thy), and diaminotriazine (DAT). The self-complementary systems
Zhiyong Zhao et al.
Chemical communications (Cambridge, England), 48(78), 9753-9755 (2012-08-25)
The designed DNA sequences can make DNA-b-PPO undergo in situ transition between diblock and triblock upon pH changes, consequently, induce a morphology-shifting from spherical micelles to nanofibers. This process is reversible and the assembled structures have been characterized by CD
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 202304-5G | 04061838764720 |
| 202304-250G | 04061838764706 |
| 202304-500G | 04061838764713 |