1 Yellowing problem
Hot yellowing:
A long downtime during operation causes the fabric to remain and turn yellow, and the amino hydrogen of the aminosilicone oil is easily oxidized by air to form a chromophore, which causes yellowing. The product turns brown and the brown color makes the white fabric look like it has lost its essential whiteness or has simply turned yellow. The pH is too high and the temperature during drying is too high, causing the cotton fabric to turn yellow.

6. Cost issue
At present, the biggest problem that puzzles printing and dyeing factories is the cost issue. Since the prices of water, electricity, and gas are constantly rising, but the printing and dyeing processing fees are not high, many printing and dyeing factories have been busy for a year, but there is basically no profit. Therefore, cost control is the key to printing and dyeing. The problem that the factory needs to solve. The cost of finishing auxiliaries is a big part of the printing and dyeing factory, so reducing the cost of finishing auxiliaries is an urgent problem that printing and dyeing factories need to solve.

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