Efficient and environment-friendly wet-back additives
DEMARTAN PG does not contain free formaldehyde, environmental performance in line with EU standards. DEMARTAN PG is very suitable for pre-tanning and re-tanning of leather requiring soft finished leather.
Keywords: Efficient and environment-friendly wet-back additives
Classification:
Product Description
Appearance: clear and transparent liquid (at room temperature 20 ℃)
Active Ingredient: 50±1%
Stability: Particularly stable to electrolytes and hard water
pH: 3.0-4.0 (1:10 solution)
Product Performance
DEMARKAL EA is a special rewetting aid.
DEMARKAL EA can effectively remove the blood between the skin fibers, free nutrients and chromium, calcium salt and other chelate formed, release the active groups of the skin fibers, so that the skin fibers have better flexibility.
DEMARKAL EA effectively and evenly loosen the fibers in the head and neck, buttocks and back without affecting the abdominal fibers, reduce the difference in parts, improve the absorption rate of subsequent materials, and make the retanning leather fuller, soft and uniform.
DEMARKAL EA can significantly improve the yield.
Product Application
blue wet cowhide back wet:
1-3% DEMARKAL EA
0.2-0.5% DEMARKAL B/116
1.0% oxalic acid, rotate at 30-35 ℃ for 120 minutes
Packaging and storage
120kg plastic drum packaging; keep away from moisture, avoid direct sunlight, such as keeping the original packaging and reasonable storage methods, the validity period is 12 months. This product is non-dangerous goods, according to the ordinary goods storage and transportation.
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