Tanqin SBL

Description:
Auxiliary product for leather retanning.

Chemical nature:
Synthetic retanning agent with dispersing properties.

Characteristical features:
Sodic salt derivative of a naphthalene-sulphonic acid. Appearance: Powder. Nature: Anionic. Solids content: 95% approx. pH value (1:10): 7,0 ±1 Colour: Yellowish.

Properties:
It accelerates the penetration of vegetal tannins and other synthetic anionic retanning agents by decreasing leather´s astringency towards these products, which makes its use adviceable if we need to ensure a more even and matched retanning.

Storage capacity:
The product can be stored in its well closed container, in a well ventilated place at temperatures between +5º and +35ºC. In its sealed container it lasts 12 months.

Application:
It can be said that its natural place of use in a standard retanning procedure will be either before adding extracts and synthetics during neutralisation procedure, or in the retanning bath, about 15 minutes before adding the main retanning pack. It can also be added together with other agents co-actuating at the retanning procedure.

Safety:
When handling this product the instructions set out in the safety data leaflet must be observed. The relevant safety and precautionary measures for hygiene in the workplace must also be followed when working with chemical products.

Observations:
The instructions given in this publication are based on the current stand of our knowledge and experience. This does not presuppose any judicial guarantee concerning certain properties nor their suitability for any application in particular. Given the many influences that may occur during the handling and use of our products, the persons handling or transforming them are not exempt from carrying out their own controls or tests. All those receiving our products will be responsible for observing all existing patent rights as well as all current laws and regulations.