Latest News and Updates on Textile Auxiliaries and Dyes

This type of softener is an emulsion or microemulsion of polysiloxane and its derivatives, which can make the fabric have a good soft and smooth feel. The products include emulsion polymerization, polymer silicone oil emulsification, modification, compounding and other production techniques, which h Read More

Causes of dye fading under the sunWhen a dye molecule absorbs the energy of a photon, it will cause the outer valence electron of the molecule to transition from the ground state to the excited state. According to different structures, the dye molecules can have different excitation processes under Read More

For dyeing with reactive dyes, the choice of the three primary colors of dyes must be paid attention to by dyeing workers. Among them, the ratio shift value (Rf) of the dye is a very important parameter. The Rf value represents the affinity of the dye. During dyeing, it determines the instantaneous Read More

According to the latest report from the World Wide Web, India has set a new global record of new crown diagnoses for 4 consecutive days, with an average of 1 death every 4 minutes. If it is said that only using words like "hell on earth" to describe the current situation in India cannot give people Read More

What is dimethicone and its application? Dimethicone is also known as methyl silicone oil and polydimethylsiloxane liquid. Colorless transparent viscous liquid. Tasteless. Odorless. Non-toxic. The molecular formula is CH3[Si(cH3)2]nSi(CH3)3. The average molecular weight is 5000-100000. Depending on Read More

What is leveling agents and its application? Most leveling agents are water-soluble surfactants. According to the effect of leveling agents on the diffusion and aggregation of dyes, they are mainly divided into two types: fibrophilic leveling agents and dye-philic leveling agents.Uniform dyeing: Whe Read More

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 Read More

Moisture contentThe percentage of the weight of moisture contained in the material to the actual weight or percentage of moisture content. Read More

When clothing is washed or worn, it constantly rubs against the outside or itself, so that the fiber ends on the surface of the fabric yarn are taken away from the bondage of the yarn by the friction force, and the yarn is untwisted and exposed on the surface of the fabric, forming a surface on the Read More

Classification and dyeing principle of acid dyesAcid dyes are a type of water-soluble dyes with acidic groups in the structure, which are dyed in acidic media. Most acid dyes contain sodium sulfonate, which is soluble in water, bright in color and complete chromatogram. Acid dyes are water-soluble a Read More

The dissolution process of vat dye is a reduction reaction process. When dissolving, the dissolution temperature should be determined according to the reducing conditions of the reducing agent used. For example, the commonly used reducing agent for vat dyes is sodium hydroxide, and the best use temp Read More

1. Anionic softenerIn addition to soap, sulfonated oil, etc., the anionic softener is mainly composed of cationic compounds or anionic and nonionic compounds with long chain alkanes such as stearyl succinate sodium sulfonate and stearyl ester sulfate. Generally, it has good wettability and thermal s Read More