Heptadecafluorooctanesulfonic acid tetraethylammonium salt

Chemical Name

Heptadecafluorooctanesulfonic acid tetraethylammonium salt

Synonyms

Perfluorooctanesulfonic acid tetraethylammonium salt; Tetraethylammonium perfluoroctylsufonate; FT-248

CAS No.

56773-42-3

EINECS No.

260-375-3

Molecular formula

C16H20F17NO3S

Molecular weight

629.37

Molecular Structure

Details

Appearance: yellowish or white powder

Content: 98%min

Surface tension: 22mN/m (0.1% water solution)

Melting point: 170-190℃

Type: Anion fluoro surfactant

Main Application

1. Used as chrome-fume suppressor for both decorative and functional chromium plating, (level of addition: 25mg~50mg/ liter )

2. Used as wetting agent, leveling agent and antistatic agent for photographic paper and film

3. Used as wetting agent for glass etching and opacification baths

4. Used as wetting agent for acid baths for metal surface treatment  e.g. anodizing baths, chromatizing baths.

5. Used as demould agent for plastic