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Sigma-Aldrich

Poly(tetrafluoroethylene)

powder (free-flowing), 1 μm particle size

Synonym(s):

Fluorinated polymer, Fluoropolymer, PTFE

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About This Item

Linear Formula:
(CF2CF2)n
CAS Number:
9002-84-0
MDL number:
MFCD00084455
UNSPSC Code:
12162002
PubChem Substance ID:
24866954
NACRES:
NA.23

form

powder (free-flowing)

particle size

1 μm

transition temp

Tm 321 °C

density

2.15 g/mL at 25 °C

SMILES string

F\C(F)=C(\F)F

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General description

Poly(tetrafluoroethylene) is a fluoropolymer that is commercially known as PTFE. Its properties include high thermal stability, excellent chemical resistance, low dielectric constant and low surface energy. It is a hydrophobic polymer that is majorly used as a protective coating on the metal surface.

Application

Inert lubricant.

Suitability

Low coefficient of friction, low critical surface energy and excellent antistick properties.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Plastics Materials (2012)
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