Sylic Textile Auxiliary Information

In reactive dye printing, due to the excessive use of urea, the ammonia nitrogen content in sewage often exceeds the standard, but urea is an indispensable auxiliary. Read More

The nature and bleaching principle of hydrogen peroxide The scientific name of hydrogen peroxide is hydrogen peroxide (H2O2). Read More

According to research, cotton wax can be removed no matter what kind of surfactant is used (generally, cationic surfactant is not used). Therefore, the compound of anionic and nonionic surfactants is generally used, and its HLB value should be considered when compounding, and it is advisable that th Read More

Pretreatment steps of nylon and its elastic fabrics: smoothing → desizing → scouring 1. Desizing of nylon woven fabricDesizing agent 8 g/LChelating dispersant 1 g/LLiquid caustic soda (30%) 30g/L Continuous open width desizing, speed 40m/min, using the first two working fluids, overflow washing one Read More

In textile pretreatment, relevant ecological requirements must be met when manufacturing and selecting pretreatment agents. Read More

The quality of pre-treatment (liming and bleaching) is not only related to the quality of the finished bleached product, but also directly affects the quality of dyeing, printing, and finishing as a semi-finished product. Read More

Before printing knitted fabrics, it is necessary to perform pre-treatments such as de-impurities and bleaching on knitted fabrics to improve their wearability and appearance quality Read More

1. dark spotsCauses:①The oil stain on the fabric is not cleaned during pretreatment, and the oil stain is darker during dyeing.②There is too much foam in the dyeing bath, and the mixture of foam, floral sweater, dye, etc. sticks to the fabric.③Dark oil spots caused by floating oil of defoamer.④The t Read More

The reduction cleaning of polyester is divided into: reduction cleaning under alkaline conditions and reduction cleaning under acidic conditions Read More