Lanphos TEP4

Product Category: Anionics

Phenol + 4EO Phosphate Ester - Acid Form

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Lanphos TEP4 is a phosphate ester manufactured using polyphosphoric acid resulting in a product that gives predominately mono-esters. The main advantage of a phosphate ester over a conventional anionic is its excellent stability in high concentrations of acid, alkali and electrolyte.

 

This product is supplied in acid from and can be neutralised with a number of differing bases to produce a salt. Lanphos TEP4 offers good wetting, detergency, lubricity and emulsification properties.

Specification

Appearance @ 25°C

Clear viscous straw liquid free from foreign matter

Acid value mg.KOH/g

163.0 - 171.0

Free nonionic value %

22 max

Water %

0.5 max

Typical Properties

CAS

39464-70-5

EINECS

POLYMER

Activity 

100%

Viscosity

4200cp @ 40°C

Wetting draves 0.5g/l

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