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Features Of SELLATAN WL-G liq

SELLATAN® WL-G liq. - Metal-Free Pretanning and Retanning Agent

Features SELLATAN® WL-G liq. is a solvent-free mixture of aliphatic polyaldehydes and high molecular weight polyhydroxide components, for use in the pretanning of wet-white. SELLATAN® WL-G liq. is non-ionic.

Lightfastness: No detrimental effect on finished leathers.

Stability to electrolytes: Very good, suitable for all procedures, particularly in short floats, and in pickling and chrome baths.

Astringency: Astringency increases with increasing pH to the point where shrunken grain is produced.

Levelling effect: Good dyeability.

Effect on leather colour: Minimal shade weakening.

Handling & storage:

Wear goggles and gloves during handling and close containers tightly afterwards.

Can be stored for about 2 years (from date of production) if kept between 10°C and 35°C.

If product becomes frozen, warm to approx. 20°C and stir before use.



SELLATAN® WL-G liq. is a pretanning agent for all types of leather to produce chrome-free,

pretanned stock with a very good shaving behaviour.

Due to its special formulation, SELLATAN® WL-G liq. is able to penetrate quickly and easily through the cross-section of the pickled hides. It results in : • regular shrinkage temperatures over the whole hide and also from leather batch to leather batch. 

• good heat stability for splitting & shaving operations • smooth grain • soft and round handle The use of SELLATAN® WL-G liq. in the retannage of wet-blue results in soft leather with a smooth grain & more intense dyeing’s. SELLATAN® WL-G liq. is particularly recommended for the following applications: • pre-tanning of wet-white • retanning of wet-white & wet-blue • shrunken-grain leather • vegetable tannages and pretannages • aqueous degreasing of sheepskins

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