- Replacement tannin Properties: Impart excellent softness, and improves the tightness of grain. It has meduim bleaching effect for chrome leather. Due to its uniform dyeing ability, suitable for pastel shade leahter. Low astringency, has good dispersing effect, can improve other tanning agents with the uniform penetration, and maintains tight and fine grain. Has a certain buffer effcet and medium filling ability. Used with good filling resin tanning agent, can obtain soft and full leather. Applied for vegetable tanned leather, can accelate the penetration, dispersion and absorbsion, prevent the precipitation of tanning solution. Main application: Used for retanning.
- Cyanamide dimer tannin Properties: Has a selective filling effect, mainly fill the loose structure of leather. Enhance the fullness of leather and tightness of grain, keeps good characteristics of chrome tanned leather. Imparts good buffing ability, advantages for the adhesion of finishing and embossed ability. Outstanding aging resistance. Main application: Used for retanning.
- Environment-friendly resin tannin Properties: Low free formaldehye and low convergence, has a special selective filling effect for the loose structure of leather. Obtains round feeling for the loose structure, and maintain fine grain for the tight structure. Non-bleaching effect, good buffing ability for suede, and obtain clean and brilliant shade. High light fastness, suitable for white leather and pastel shade leather. Main application: Used for retanning.
- Environment-friendly resin tannin Properties: Excellent filling action，low free formaldehyde content. Improve tightness of leather, get fine grain after re-tanning. Makes leather with very good buffing and embossing properties. Excellent light fastness, can be used on white or light color leather. Main application: Used for retanning.
- Environment-friendly resin tannin Properties: Excellent filling action，low free formaldehyde content. Makes leather with full and soft handle, keeps the grain tight and fine. Excellent light fastness, can be used on white or light color leather. Main application: Used for retanning.
- Environment-friendly resin tannin Properties: Keep nature grain with good fullness and tightness. With excellent filling action，especially on loose part, makes leather full and tight. Level dyeing with good fastness. Very good buffing and embossing properties Main application: Used for retanning.
- Aliphatic aldehyde tannin Properties: Free of formaldehye. Stable to electrolyte. Excellent softness and high light fastness, fine and clear grain. Main application: Used for retanning.
- Aluminum tanning agent Properties: Excellent light fastness. Produce smooth, fine, tight and pliable grain handle. Excellent filling effect, obtains short and fine fur for suede. Improve the combination of dyestuff and fatliquors. Greatly improve the dyeing brilliance and color saturation, enhances the deepth of dyeing. Main application: Used for tanning, retanning and fixation after dyeing.
- Sulfoxide tannin Properties: Excellent fullness and softness. Excellent light fastness. In dyeing process, crust can be dyed to brighter shades. Main application: Used for retanning.
- Chrome containing sytan Properties: Has gentle astringency for the fibre of leather. Imparts leahter excellent softness and smooth grain. Trend the color shade of wet blue, improve the dyeing reproducibility, to reduce the color difference betwee the batch to batch. Has very good uniform ability. Can enhance the combination of dyestuff and fatliquor, greatly improve the dyeing brilliance and color saturation. Main application: Used for retanning.
- Chrome free tanning agent Properties: A new type of organic tanning agents, can be appled in tanning, wet white and free chrome tanning process. Imparts leather with excellent softness, fullness and smooth grain. Has very good dyeing ability. Excellent penetration and dispersion, obtains light color of leather. Has outstanding tanning effect, shrinkage temperature can be above 80℃. Main application: Used for pretanning and tanning of Chrome free leather.
- Hexavalent Chromium eliminating agent Properties: Soluble in water，easy to use. Reduces the formation of Chrome (VI). Main application: Reduces the formation of Chrome (VI).
