Pre-treatment and dyeing of home textile green dyeing and finishing technologyAt present, the production of home textile fabrics that meet the requirements of ecological and environmental protection has become an important direction of product development for the majority of home textile product man
Types of cationic dyesCationic dyes can be classified according to two classification methods: application performance and chemical structure type. According to the application performance, China divides the existing dyes into ordinary type, X type and M type. According to the chemical structure, it
Advantages and precautions of oily waterproofing agentThe main features of oily waterproof:1. No need to heat, suitable for objects that require waterproof treatment but cannot be heated and dried.2. The storage is stable and will not be invalid or reduced in efficiency due to long-term storage.Perf
Causes of abnormal color fastness of fluorescent fabrics For a long time, fluorescent color fabrics have been loved in people's fashion collocations, and their eye-catching colors have become unknowingly occupy a certain position under the display of some fashionistas, and have a role that cannot be
The difference between color fastness, color fastness and staining fastnessColor fastnessColor fastness (Color fastness) is also called color fastness, dye fastness. It refers to the resistance of the color of textiles to various effects during processing and use.The fastness grade is evaluated acco
Analysis on the types of environmentally friendly dyesCommonly used sulfur dyes are not allergic dyes, carcinogenic dyes, and acutely toxic dyes. They do not contain heavy metals and adsorbable organic halides. They use less salt during application and consume much less water and energy than reactiv
Factors to consider when choosing dyes1. Choose dyes according to fiber propertiesBecause of the different properties of various fibers, it is necessary to select suitable dyes when dyeing. For example, when cotton fiber is dyed, because its molecular structure contains many hydrophilic hydroxyl gro
The influence and factors of cationic dyesCationic dyes have a high affinity for acrylic fibers, and because of fast absorption and slow diffusion during dyeing, uneven dyeing is easy to occur. Once uneven dyeing occurs, it is difficult to correct it by extending the dyeing time. When dyeing with ca
The level dyeing problem of cotton yarn dyeing with vat dyeVat dyes are still the first choice among all kinds of dyes due to their superior fastness. However, the dyeing of cotton yarn with vat dyes is affected by many factors, and it is not easy to increase the rate of level dyeing products, which
Influencing factors of cationic dye uptake rateCationic dyes have a high affinity for acrylic fibers, and because of fast absorption and slow diffusion during dyeing, uneven dyeing is easy to occur. Once uneven dyeing occurs, it is difficult to correct it by extending the dyeing time. When dyeing wi
Detailed introduction of basic dyesBasic dyes, basic dye(s), also known as basic dyes. Dyes that can dissociate to form cationic pigments in aqueous solutions are classified as cationic dyes. Since basic dyes have poor color fastness to light and color to washing after dyeing fibers, they are now ra