ACIDIC PHENOLIC RETNNING AGENT
WCT R E-33
Acidic phenolic retanning agent
A acidic synthetic phenolic bleaching tannin
It has advantage of fullness and softness as retanning agents for chrome leather
Colour-consistency ：slightly sticky orange transparent liquid
Solid content (%)： 40±2 pH in 10% aqueous solution3.5-4.5
Solution： miscible in water in all proportions
►WCT R E-33 can give leather sponge, softness, fineness of grain. It has excellent filling action and good light fastness.
►WCT R E-33 can be used in sheepskin, pigskin and split skin.
►WCT R E-33 has good bleaching action.
WCT R E-33 used in chrome tanned leather or light leather, especially requiring the good softness and light fastness, the amount is 5-10% on shaved weight.
The higher body skin surface acidity, the stronger bleaching effect.
It has excellent penetration, filling effect and it can give leather smooth grain when using WCT R E-33 in high pH.
Using 2-5% WCT R E-33 after anionic fatliquor, it can make fatliquor penetrate better and disperse better.