Diethylene glycol
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Description
A colorless, thick, Hygroscopic liquid that is used as a finishing agent for fabrics (Wool, Cotton, rayon, and Silk), tobacco, Leather, sponges, paper products, and Cork. As a finishing agent, diethylene glycol prevents materials from drying out and becoming stiff or hard. Diethylene glycol is used as a Lubricant, Plasticizer, Surfactant, and Solvent in many types of polymers, adhesives, varnishes, paints, inks, and dyes.
See also Ethylene glycol
Synonyms and Related Terms
2,2'-oxybisethanol; dihydroxydiethyl ether; diglycol; DEG; oxydiethanol
Risks
- Toxic by ingestion. Skin contact may cause redness.
- Reacts strongly with oxidants.
- Combustible. Flash point = 124C
- ThermoFisher: SDS
Physical and Chemical Properties
Miscible with water, ethanol, ether, acetone, ethylene glycol. Insoluble in benzene, toluene and carbon tetrachloride.
| Composition | C4H10O3 |
|---|---|
| CAS | 111-46-6 |
| Melting Point | -6.5 C |
| Density | 1.118 g/ml |
| Molecular Weight | mol. wt. = 106.1 |
| Refractive Index | 1.445 |
| Boiling Point | 244-245 C |
Comparisons
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 303
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979 Comment: flash point = 140C
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983
- Photographic chemicals: www.jetcity.com/~mrjones/chemdesc.htm
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index= 1.445