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202320

Sigma-Aldrich

Poly(propylene glycol)

average Mn ~1,000

Synonym(s):
PPG, Poly(propylene oxide)
Linear Formula:
H[OCH(CH3)CH2]nOH
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

vapor density

>1 (vs air)

Quality Level

vapor pressure

<0.01 mmHg ( 20 °C)

mol wt

average Mn ~1,000

contains

130-190 ppm proprietary phenolic antioxidant

refractive index

n20/D 1.449

viscosity

150 cSt(25 °C)(lit.)

hydroxyl value

111 mg KOH/g

solubility

water: miscible (completely)

density

1.005 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

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This Item
81380202355202304
Polypropylene glycol P 2,000

Sigma-Aldrich

81380

Polypropylene glycol

vapor pressure

<0.01 mmHg ( 20 °C)

vapor pressure

-

vapor pressure

<0.01 mmHg ( 20 °C)

vapor pressure

<0.01 mmHg ( 20 °C)

refractive index

n20/D 1.449

refractive index

n20/D 1.451

refractive index

-

refractive index

n20/D 1.447

solubility

water: miscible (completely)

solubility

water: miscible (completely)

solubility

H2O: <0.01 % (w/w) at 25 °C

solubility

water: miscible (completely)

density

1.005 g/mL at 25 °C

density

1.00 g/mL at 20 °C

density

1.004 g/mL at 25 °C

density

1.004 g/mL at 25 °C

mol wt

average Mn ~1,000

mol wt

Mn 1513

mol wt

average Mn ~4,000

mol wt

average Mn ~425

General description

Poly(propylene glycol) (PPG) is a biocompatible polymer widely used as a precursor to fabricate biomedical materials. It is soluble in water at low temperatures and becomes insoluble at high temperatures.

Application

Poly(propylene glycol) can be used:
  • As a precursor to synthesize multiblock thermo-responsive smart polymers for various biomedical applications. The presence of PPG is the main reason for the thermosensitivity of these polymers. For example, it can be used to synthesize poly(ester urethane)s.
  • For the surface modification of sisal fiber to enhance nucleating ability.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

445.0 °F - closed cup

Flash Point(C)

229.44 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Chang-Chin Wu et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 105(8), 2232-2243 (2016-07-23)
Despite its common usage in vertebral augmentation procedures (VAPs), shortcomings of commercial polymethylmethacrylate (PMMA) still remain. Accordingly, injectable and biodegradable composite cements, which are composed of poly(propylene fumarate)/α-tricalcium/hydroxyapatite (PPF/α-TCP/HAP) and PPF/tetracalcium phosphate/dicalcium phosphate (PPF/TtCP/DCP), were developed. A porcine model was
F Palazzi et al.
International endodontic journal, 45(2), 129-135 (2011-09-13)
To investigate the surface tension characteristics of 5.25% sodium hypochlorite and three recently introduced sodium hypochlorite solutions, which had been modified to reduce their surface tension: Chlor-Xtra, Hypoclean A and Hypoclean B. Freshly produced MilliQ water was used as a
L Hong et al.
Physical review. E, Statistical, nonlinear, and soft matter physics, 83(6 Pt 1), 061508-061508 (2011-07-30)
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
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
Izzuddin Zaman et al.
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

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