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河北史蒂芬进出口贸易有限公司

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SERTAN ALD

SERTAN ALD

SYNTANS

 

Specifications:                                                           

 

Chemical composition:  Aldehyde.                                                    

Appearance: Fluid liquid.

Color:  Colourless.                                                                

Transparency: Transparent.

pH:  6,0±1,0                                                                     

Active Matter:45±2

 

General Properties of product family:                                          

Retanning products based on synthetic polymers.

Used to fill and compact the empty and frayed structures of the leather, giving good fullness in flanks and bellies.

Improve adhesion, elasticity, fibre compaction and buffing.

Special to get closer structure and short plush. They are suitable to avoid grain looseness in the leather to bemilled.

Special for white leathers. All products have good light fastness.

 

Product properties:                                                          

Used in pre-tanning for Wet-white and wet-blue operations, getting white colour and very low oxidation. Whenused in wet-blue, permit to reduce the chrome content. Improve the physical resistance of leathers.

 

Guidance dosages:                                                        

- Wet-white tanning: 1-3% on pelt weight

- Wet-blue tanning: 0,5-1% on pelt weight

- Vegetable tanning: 0,4-0,6% on pelt weight

- Wet-blue retanning: 0,5-2% on shaved weight

- Doubleface retannage: 1,5-2,5% on dry weight

 

 

 

 

 

 

 

 

 

All the information provided are based on our experience and are given purely as an indication.

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