1. The pH of the dye bath should be controlled at 5 to 6The pH of the dye bath should be controlled at 5 to 6, which must be adjusted with acetic acid. It is best to use 1 to 2 g/L ammonium acetate or sodium acetate as a buffer. Do not use the so-called "buffer" containing inorganic acids (S-1, C1-)
Polyester fiber, which is commonly known as "polyester", is a synthetic fiber made of organic binary acid and diol. It is a type of polymer compound. Its invention can be traced back to the 1930s, and it is now the most important type of synthetic fiber.
Polyester fabric is not only strong and durable, but also has the characteristics of good elasticity, resistance to deformation, corrosion resistance and good light fastness. It is a kind of chemical fiber clothing fabric that is used very much in daily life.The conventional process of pure polyeste
The chemical name of polyester is polyester fiber, which is widely used in the textile market, and more and more people like polyester fabrics for clothing. But whether polyester fabrics are good or not, what are the advantages and disadvantages? Such a problem can still make many people confused. T
1. BubbleFoam is the most common problem of high temperature and high pressure jet overflow dyeing. In the high-temperature and high-pressure jet overflow dyeing machine, the occurrence of foam is the result of high-energy turbulence caused by high-speed operation of the fabric and liquid circulatio