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【Origin Pic】

【Product Description】

Direct light fast dyes refer to dyes that are soluble in water and can ionize into colored anions, without the use of mordant, and can be directly dyed on cellulose fibers or protein fibers

【Application Industry】

Mainly used in industries such as fiber, silk, cotton spinning, leather, and also in industries such as paper making

Direct fast dyes

Operation process

1. Immersion

2. Roll dyeing

3. Pad dyeing

Direct light fast dyes can be used not only for dip dyeing and roll dyeing, but also for pad dyeing, abbreviated as pad dyeing; And because the fabric after pad dyeing must be steamed and fixed, it is also known as the pad steaming method. The covering power of pad dyeing on fibers is the same as that of roll dyeing, not as good as that of rope dyeing, and pad dyeing is not uniform and transparent enough. In addition, due to the fact that some commonly used direct light fast dyes for dyeing viscose and silk fabrics are generally not suitable for pad dyeing, direct light fast dyes are only used in small quantities for pad dyeing of cotton fabrics

Packaging and storage

1. 50kg/barrel, lined with plastic bags for packaging

2. Store tightly at room temperature