polypropylene glycol


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polypropylene glycol

[‚päl·ə′prō·pə‚lēn ′glī‚kȯl]
(organic chemistry)
CH3CHOH(CH2OCH-CH3)x CH2OH Polymeric material similar to polyethylene glycol, but with greater oil solubility and less water solubility; used as a solvent for vegetable oils, waxes, and resins, in hydraulic fluids and as a chemical intermediate.
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It was observed that polypropylene glycol (Dowfroth-250), a stronger frother, provides higher recoveries and better performance.
The shells were washed, ground up in polypropylene glycol, and exposed to ultrasonic waves that broke the shell fragments down into nanoparticles more than 350,000 times smaller than the diameter of a human hair.
Polyalkylene Glycols Market by Type (Polyethylene Glycol, Polypropylene Glycol, and Others), and by Application (Lubricants, Surface Active Agents, Pharmaceutical, Personal Care, and Others) - Global Trends & Forecasts to 2020
They have claimed there is no proof that e-cigarettes are safe and yet the chemical in which the nicotine is dissolved in e-cigarettes - polypropylene glycol - has been used as a carrier for drug treatment in hospitals for years.
The lubricant is selected from polyols, glycerin, propylene glycol, polypropylene glycol, PEG-400, PEG-8 and any combinations thereof.
The aim of the present study is to prepare a novel system of PUDs using castor oil, polypropylene glycol (PPG), toluene diisocyanate (TDI), and (2E)-4-(2,3-dihy-droxypropoxy(-4-oxobut-2-enoic acid [glycol semi-ester (GSE)] as raw materials and to probe the concentration effects of castor oil, GSE, and the polymer on the properties of PUDs.
O-PPG and O-MPG are two esters of acid oleic O with polypropylene glycol PPG short chain polymer of MPG mono propylene glycol of formula: C[H.
A combination of acidic calcium sulfate, lactic acid, ethanol, sodium dodecyl sulfate and polypropylene glycol also reduced the number of C.
0088 mol) of the polypropylene glycol, tolylene, 2,4-diisocyanate terminated (M.
In considering the interaction of anionic surfactants and nonionic polymers, the degree of surfactant adsorption appears to follow the approximate order: polyvinylpyrrolidone ~ polypropylene glycol > polyvinylacerate > methylcellalose > polyethylene glycol > polyvinyl alcohol.
In the past, I've been told that the solvent used to make water-soluble CoQ10 was polypropylene glycol, an industrial chemical used in antifreeze.
More than 450 tons (408 metric tons) of polypropylene glycol are used in the United States annually.