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资质荣誉DOWELLTAN SPR-43
Modified polymer retanning agent
Chemical & Physical Data
Appearance: Dark brown liquid
Solid content/%: 34.0~36.0
pH(10%): 6.0~8.0
Charge: Anionic
Properties:
lDOWELLTAN SPR-43 gives the leathers good fullness, tightness and buffing performance. It has excellent selective fIlling property, and solves the loose surface problem.
lDOWELLTAN SPR-43’s active groups have strong affinity with the leather and can be combined with leather fiber firmly.
lCompared with traditional synthetic tanning agents or retanning agents,DOWELLTAN SPR-43 can make the dyed leather more fuller and brighter in color.
Application:
lDOWELLTAN SPR-43 could be used after neutralization, short liquor and low temperature. It could fix by rising temperature after penetration.
lSuggestion dosage: 2.0-10.0% (based on shaved weight) .
Packing:
120L plastic drum
Storage:
This product has s shelf life of 1 year if it is stored in its tightly sealed original packaging at temperature between 5℃ to 35℃. Drum should be tightly resealed each time after material is taken out and their contents should be used up as soon as possible after they have been opened. Non-dangerous chemical.
