Heptadecafluorooctanesulfonic acid tetraethylammonium salt

化学名称

Heptadecafluorooctanesulfonic acid tetraethylammonium salt

同义词

Perfluorooctanesulfonic acid tetraethylammonium salt; Tetraethylammonium perfluoroctylsufonate; FT-248

CAS 编号.

56773-42-3

EINECS 编号

260-375-3

分子式

C16H20F17NO3S

分子量

629.37

分子结构

细节

Appearance: yellowish or white powder

Content: 98%min

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

Melting point: 170-190℃

Type: Anion fluoro surfactant

主要应用

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