Polyethylene Glycol
Product Information
CAS Number
25322-68-3
Safety Data Sheets Download
Other Names
Polyethylene Glycol Beads
Ethylene Oxide Homopolymer, Ethylene Glycol Homopolymer,
PEG 300
Oligoethylene Glycol, Polyoxyethylene Ether,
Ethylene oxide, homopolymer
Polyethylenoglycol 1450
Polyethylene Oxide
Ultra Peg 1450
POLY(OXY-1, 2-ETHANEDIYL), . ALPHA.- HYDRO-.OMEGA.-HYDROXY-
Polyoxyethylene Glycol Ether (PEG 3350)
Polyoxyethylene Glycol Ether 4000
Oligoethylene Glycol
Sinopol PEG 6000
PEG400
Ethylene glycol polymer
CARBOWAX Polyethylene Glycol 8000 Molten
Polyethylene Glycol 6000
Polyethylenoglycol 6000
Polyglycol 1450
Polyethylene Glycol 300
Peg 1500
Ethylene Glycol, Homopolymer
Sinopol Peg-4000
Polyoxyethylene Ether
Polyethylene Glycol 1450 USP/NF
1,2-Ethanediol homopolymer
Sinopol Peg-3350
Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-
PEG 8000
Poly(oxy-1,2-ethanediyl),.alpha.-hydro-.omega.-hydroxy-
PEG-1450
Polyoxyethylene Glycol Ether
PEG 200
Ethylene oxide polymer
Polyethylene Glycol
About Polyethylene Glycol
Polyethylene Glycol (PEG) is a polyether compound with the chemical formula H(OCH2CH2)nOH, where ‘n’ represents the number of repeating ethylene oxide units. This versatile polymer is available in various molecular weights, influencing its physical state; lower molecular weight PEGs are typically clear, viscous liquids, while higher molecular weight variants appear as waxy solids. PEG is synthesised through the polymerisation of ethylene oxide, allowing for the production of polymers with a broad range of molecular weights, which in turn determines their specific applications. Due to its solubility in water and many organic solvents, as well as its non-toxic and non-irritant properties, PEG is utilised across numerous industries including pharmaceuticals, cosmetics, food, and industrial manufacturing.
Polyethylene Glycol Uses
Pharmaceutical Applications
In the pharmaceutical industry, PEG serves multiple roles such as a solvent, plasticiser, surfactant, and as a base for ointments and suppositories. Its ability to dissolve a wide range of substances makes it valuable in formulating various medicinal preparations. Additionally, PEG is employed as a tablet and capsule lubricant, enhancing the manufacturing process and improving the consistency of the final product.
Cosmetic and Personal Care Products
PEG is widely used in the formulation of cosmetics and personal care items, including skin creams, lotions, shampoos, and toothpastes. It acts as a humectant, helping to retain moisture, and as a thickener, providing desirable texture and consistency to products. Its non-irritating nature makes it suitable for use in products designed for sensitive skin.
Industrial Applications
In industrial settings, PEG functions as a lubricant and surfactant. It is utilised in the production of plasticisers, which enhance the flexibility and durability of plastics. Additionally, PEG’s properties make it effective in reducing friction and improving fluidity in various manufacturing processes.
Food Industry
Within the food industry, PEG is employed as an anti-foaming agent and emulsifier. It helps in preventing foam formation during food processing and ensures the uniform dispersion of ingredients, contributing to the consistency and quality of food products.
Medical and Biomedical Uses
PEG is used in medical applications such as in laxatives to relieve occasional constipation. Its osmotic properties facilitate water retention in the intestines, promoting bowel movements. Moreover, PEG is utilised in various biomedical fields, including drug delivery systems and tissue engineering, due to its biocompatibility and versatility.
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