polyethylene

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polyethylene

poly(methylene)

(PE)

Properties

Glass transition temperature: -78oC.

Melting temperature: 100oC.

Amorphous density at 25oC: 0.855 g/cm3.

Crystalline density at 25oC: 1.00 g/cm3.

Molecular weight of repeat unit: 28.05 g/mol.

Typical physical properties

Repeat Unit


C2H4


PE repeat unit

Description

Polyethylene is an inexpensive and versatile polymer with numerous applications. Control of the molecular structure leads to low density (LDPE), linear low density (LLDPE) and high density (HDPE) products with corresponding differences in the balance of properties.

Suppliers

Dow Chemical
Huntsman Chemical
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