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Poly(tetrafluoroethylene) Structure

Poly(tetrafluoroethylene)

Chemical Properties

Melting point 327 °C
Boiling point 400 °C
Density  2.15 g/mL at 25 °C
refractive index  1.35
storage temp.  Store at -20°C
solubility  Solubility in water:
form  powder
color  white
Specific Gravity 2
Odor at 100.00?%. odorless
Water Solubility  Insoluble in water. Soluble in perfluoro kerosene.
Merck  14,7562
Dielectric constant 2.0(Ambient)
Stability Stable - unreactive with most materials. Incompatible with molten alkali metals, fluorine and other halogens, strong oxidizing agents.
Indirect Additives used in Food Contact Substances POLYTEF
FDA 21 CFR 175.105; 175.300
FDA UNII E1NC1JVS3O
IARC 3 (Vol. 19, Sup 7) 1987
NIST Chemistry Reference Polytetrafluoroethylene, annealed(9002-84-0)
EPA Substance Registry System Polytetrafluoroethylene (9002-84-0)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H318
Precautionary statements P280-P305+P351+P338
Hazard Codes  Xi,T,Xn
Risk Statements  41-36/38-45-48/20
Safety Statements  26-39-24/25-45-22-53-23
WGK Germany  3
RTECS  KX4025000
Hazard Note  Irritant
TSCA  Yes
HS Code  39046100
Hazardous Substances Data 9002-84-0(Hazardous Substances Data)
NFPA 704:
0
0 0

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