A kind of production method of environment-friendly Argentine leather embryo wax-like cordovan
A production method and environmentally friendly technology, applied in the field of leather, can solve the problems of limited quantity and high price of corrugated leather
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[0039] A kind of production method of environment-friendly Argentinian corrugated wax to imitate cordovan, is characterized in that: comprises the following steps:
[0040] (1) Select 16-18 feet of Argentine blue leather, put it into the water squeezer and squeeze water to 20-22% moisture content, smooth and evenly shave the thickness of 1.3cm, then cut and trim to 12-14 feet, weigh the blue the weight of the hide;
[0041] (2) Put the weighed blue skin in 100 parts by weight in the drum, add 200 parts of water at 45°C, 0.35 parts of formic acid, 1.5 parts of rehumidifying agent MPC (Sitton Chemical), 0.3 parts of rehumidifying agent Wet agent SAF (Derui Chemical), rotate for 60min, adjust the pH value to 3.3-3.5, then add 2 parts of oxalic acid, 5 parts of industrial salt, 1.5 parts of acid enzyme PK568C (Lanxess Chemical), rotate for 180min, adjust the pH value to 2.5-2.8, drain, wash, change water;
[0042] (3) Add 80 parts of water at 30°C, 2 parts of neutralized tannin ...
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