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Polyglycerol-3 - Description

Polyglycerol-3 is a clear yellowish viscous liquid with an average molecular weight of 250 g/mol. It is water soluble and is less hygroscopic than glycerol or diglycerol.

Identification

INCI name

Polyglycerin-3

CAS Number

25618-55-7

Aspect

Yellowish viscous liquid, having almost no odor

Molecular weight

approx. 250 g/mol


Composition

Solvay Polyglycerol-3 is characterized by a very narrow oligomer distribution.

It contains minimum 85% diglycerol, triglycerol and tetraglycerol with only trace amounts of glycerol.

Chemical structure

Linear glycerol oligomers have the following structure:

where n averages 3





 
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Date of last update: 16/7/2010