Polyethylene naphthalate

Polyethylene naphthalate

Names
Other names Poly(ethylene 2,6-naphthalate) PEN
Identifiers
CAS Number	24968-11-4
ChemSpider	none
Properties
Chemical formula	(C14H10O4)n
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Polyethylene naphthalate (poly(ethylene 2,6-naphthalate) or PEN) is a polyester derived from naphthalene-2,6-dicarboxylic acid and ethylene glycol. As such it is related to poly(ethylene terephthalate), but with superior barrier properties.