Poly-condensate of phenol.
Because of excellent heat-resistance and light-fastness, it is especially suitable for producing white leather and light-color leather.
It gives leather excellent fullness, softness and fine grain.
It can be used for manufacturing wrinkled leather with other tannin due to its high astringency at low pH value.
It improves dyeing property, while use it in dyeing process, the color of leather is bright and uniform.
Package and Storage
Paper bag with 20kgs;
Storing condition: cool and dry;
It either could be used alone or together with other tannin in the re-tanning process.
Recommended dosage is 3-10%.
While producing light-color leather you can add 2-4% in the wetting back, filling, dyeing and fat-liquoring process separately to improve dyeing property, fullness and light-fastness of leather.