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469629 Aldrich

Poly[4,5-difluoro-2,2-bis(trifluoromethyl)-1,3-dioxole-co-tetrafluoroethylene]

dioxole 87 mol %

Synonym: PTFE AF 2400 PTFE AF, PTFE® AF

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Properties

Related Categories Dielectric Materials, Low Refractive Index Polymers, Materials Science, Organic Field Effect Transistor (OFET) Materials, Organic and Printed Electronics,
composition   dioxole, 87 mol %
dielectric constant   1.904, 1 MHz (ASTM D 150)
contact angle   105 ° (with water)
critical surface energy   15.6 dyn/cm
refractive index   n20/D 1.29
solubility   fluorinated solvents such as perfluoromethylcyclohexane, perfluorobenzene, and perfluorodecalin: soluble
density   1.67 g/mL at 25 °C

Description

General description

A tunable, polymeric, photonic material.

Packaging

1 g in glass bottle

Physical form

Amorphous copolymer.

Application

Optoelectronic devices for optical clarity, low-refractive index coating for optical devices, protective coating for chemical resistance, release coating, and sight window for harsh chemical environments.

Features and Benefits

High gas permeability, high compressibility, good creep resistance, low thermal conductivity, transparent to microwaves and the lowest dielectric constant of any known fluoropolymer.

Legal Information

Teflon is a registered trademark of E. I. du Pont de Nemours and Company

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

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Protocols & Articles

Articles

Materials for High and Low Refractive Index Coatings

Refractive index (RI or n) is of critical importance for photonics applications such as optical waveguides and ophthalmic devices. Based on their unique refractive index characteristics and good opti...
Keywords: Environmental, Positron Emission Tomography, Solar cells

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