Poly(ethylene glycol-ran-propylene glycol) monobutyl ether

average Mn ~3,900

Linear Formula:
CAS Number:
MDL number:
PubChem Substance ID:
Pricing and availability is not currently available.

Quality Level

mol wt

average Mn ~3,900

refractive index

n20/D 1.46


3,600 cSt(20 °C)(lit.)


>200 °C (lit.)

transition temp

pour point −27 °C


H2O: soluble at <40 °C


1.056 g/mL at 25 °C

SMILES string




InChI key


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Related Categories


Hydraulic fluids, metal working fluids and lubricants, heat transfer fluids, solder assist fluids, quenchants, lubricants, solvents, plasticizers and foam control agents.


1 L in poly bottle

Features and Benefits

Good lubricity under load, noncorrosive to metals. Very low ash content, low pour point, excellent thermal stability.

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Hong Ding et al.
Nanoscale, 3(4), 1813-1822 (2011-03-03)
In this study QDs were encapsulated in carboxylated PluronicF127 (F127COOH) triblock polymeric micelles and conjugated with anti-mesothelin antibody for the purpose of alleviating potential toxicity, enhancing the stability and improving targeting efficiency of CdTe/ZnS quantum dots (QDs) in tumors. The...
Na Li et al.
Journal of colloid and interface science, 350(1), 117-125 (2010-07-06)
Nanoparticles consisting of a cross-linked cationic polymer network were prepared using Pluronic F127 and poly(ethylenimine) (PEI) and suggested as a drug delivery system for the anticancer drug Paclitaxel (PTX). In order to further improve the targeting capability of nanoparticles, folic...
Supramolecular assembly of cyclodextrin-based nanospheres for gene delivery.
Min-min Fan et al.
Journal of controlled release : official journal of the Controlled Release Society, 152 Suppl 1, e141-e142 (2011-12-27)
Diego A Chiappetta et al.
Nanomedicine (London, England), 8(2), 223-237 (2012-11-24)
To investigate the intranasal administration of poly(ethylene oxide)-poly(propylene oxide) polymeric micelles loaded with high payloads of the first-line antiretroviral drug efavirenz for targeting to the CNS. The effect of micellar size and composition and drug payload was assessed, employing simple...
Wei Zhang et al.
Biomaterials, 32(11), 2894-2906 (2011-01-25)
The aim of this study was to exploit the possibility of combination of active targeting function of folic acid by folate receptor-mediated endocytosis and overcoming multidrug resistance (MDR) by Pluronic block copolymers to promote drug delivery to MDR tumor following...

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