TENSYN – PAK

TENSYN – PAK is Light fast anionic retanning material with good neutralizing and buffering properties and very good dyeing properties. Suitable for all types of leather.

SPECIFICATIONS:
Base : Aromatic sulphonic acid and carboxylic acid
Appearance : Light coloured fine powder
Concentration : 95 – 99%
pH : 6.5 7.0
Light Fastness : Good
Shelf life : One year if kept at normal room temperature

Properties:

TENSYN PAK has good buffering and neutralizing capacity. TENSYN PAK does not lighten anionic dyeing. TENSYN PAK has excellent light fastnessand does not yellow when exposed to heat. TENSYN PAK has mild tanning effect and only modifies the character of chrome leather slightly.
As a result, TENSYN PAK is suitable for the following applications.

1.TENSYN PAK can be used either alone (2-3% on shaved weight) or in combination with commonlyused neutralizing agents, e.g sodium bicarbonate sodium formate etc.(0.5-2.0% on shaved weight) in the neutralization of all types of chrome leather.

2.TENSYN PAK is very suitable for use at the start of retannage and can be used either on its own or in combination with other retanning materials.
3.TENSYN PAK has very good leveling properties because of its anionic character, so it does not lighten dyeing with anionic dyestuffs.

4.TENSYN PAK is particularly suitable for use as a neutralizing retanning material for aniline, nubuck, suede and other types of leather where full colours, brilliance, levelness, light – fastness and heat esistance are important.

5.TENSYN PAK –BISL can also be used for white leather and leathers to be dyed to pale shades.

Examples of application:
All percentage on shaved weight
Article: Upper leathers/Upholestery leather/ nappa / small skins
Neutrlisation and start tof retannage with TENSYN PAK:
1-3% TENSYN PAK
30-45 minutes prerun
Retan as usual with TENIGRAM OTHER SYNTANS