Split Chemicals


DOWELLTAN SPR-42


Low formaldehyde amino resin

Chemical & Physical Data:

Appearance:              Beige to light yellow powder

Solid content/%:         94.0~97.0

pH(10%):                    2.0~4.0


Properties:

lDOWELLTAN SPR-42 is a low formaldehyde and amion acid polumer retanning agent with special ingredients to give pronounced filling action on the loosely structured areas of the skin.  

lThe content of formaldehyde meets the requirements of environmental protection after retanning leather.

lDOWELLTAN SPR-42 improves fullness and gives a fine grain pattern with soft, pleasant handling. It is especially suitable for soft, thin and milling type of leathers.

lDOWELLTAN SPR-42 has excellent light resistance, can be used for light leather and white leather production. 


Application:

lDOWELLTAN SPR-42 can be combined with other anionic retanning agents and liquid dye. It should be added in a short float, directly into the drum in powder form.

lSuggestion dosage: 2-6% (based on wet blue weight).

lIt contains traces of formaldehyde, please decide the dosage according to the formaldehyde limit requirements of leather.


Packing:

20KG kraft paper bag 


Storage:

1 year storage in sealed original package at 5-35℃,once the packaging is opened, use up the products as soon as possible. Direct contact with this product may Stimulate skin and mucous membrane,rinse with running water in case of contacting with it. Non-dangerous chemicals.