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Key Documents

202355

Sigma-Aldrich

聚(丙二醇)

average Mn ~4,000

同義詞:

PPG, 聚环氧丙烷

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About This Item

線性公式:
H[OCH(CH3)CH2]nOH
CAS號碼:
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)

品質等級

蒸汽壓力

<0.01 mmHg ( 20 °C)

描述

functionality 1.7

分子量

average Mn ~4,000

雜質

≤0.035% Water (Karl Fischer)

黏度

1,300 cP(25 °C)(lit.)

羥值

28 mg KOH/g

溶解度

H2O: <0.01 % (w/w) at 25 °C

密度

1.004 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)是一种疏水聚醚,广泛应用于各种生物医学领域,如制备生物相容性聚氨酯和可吸收缝合线上的彩色涂层。

應用

聚(丙二醇)可用作:
  • 前体,通过紫外光聚合合成可生物降解聚醚酯网络。
  • 稳定剂,用于制备金纳米颗粒等金属纳米颗粒。
  • 作为原料制备硅烷端聚脲(SPUR)聚合物。

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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Mohammed Taghi Zafarani-Moattar et al.
Biotechnology progress, 28(1), 146-156 (2011-09-29)
In this work, we proposed a novel aqueous biphasic system (ABS) composed of polypropylene glycol P400 (PPG P400) and hydrophilic ionic liquids (IL), 1-alkyl-3-methylimidazolium bromide (alkyl = ethyl or butyl), forming an upper polymer-rich phase and a lower IL-rich phase
Celeste R Brennecka et al.
World neurosurgery, 78(5), 469-480 (2011-11-29)
Current treatments for cerebral aneurysms are far from ideal. Platinum coils are prone to compaction, and currently used liquid embolics are delivered with angiotoxic agents. This work presents initial in vivo studies of a novel liquid-to-solid gelling polymer system (PPODA-QT)
John Texter et al.
Macromolecular rapid communications, 33(1), 69-74 (2011-12-03)
The controlled atom transfer radical polymerization of an ionic liquid, 1-(11-acryloylundecyl)-3-methyl imidazolium bromide (ILBr), from both ends of a telechelic poly(propylene oxide) (PPO) macroinitiator, end-functionalized with bromoisobutyryloyl is reported. The resulting highly water-soluble triblock, poly(ILBr-b-PO-b-ILBr) is multistimuli responsive. This new
Flávia Chiva Carvalho et al.
Journal of biomedical nanotechnology, 8(2), 280-289 (2012-04-21)
In the last few decades, nanotechnology has led to an advance in the development of topical drug delivery. Nanostructured drug delivery systems enable the compartmentalization of drugs in restricted environments, modifying the release profile and maintaining the required drug concentration
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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