Latest News and Updates on Textile Auxiliaries and Dyes

En un colorante reactivo, un cromóforo (un átomo o grupo cuya presencia es responsable del color de un compuesto) contiene un sustituyente que reacciona con el sustrato. Los colorantes reactivos tienen buenas propiedades de solidez, debido a la unión que se produce durante el teñido. Los colorantes reactivos son los más utilizados en el teñido de celulosa como el algodón o el lino, pero también lana es susceptible de teñido con colorantes reactivos. En este informe se estudia el mercado Colorantes reactivos. Read More

Dyeing process of yarn-dyed fabricThe foam dyeing process of fabrics, yellow, pink, orange, red...etc. The world is full of colors. As far as the textile industry is concerned, the importance of colors has increased a lot. In the world of textiles and clothing, color is one of the factors that attra Read More

El proceso de la preparación del teñido de fibras de algodón son Descrude, Blanqueo, Mercerizado, y Pasos Finales. Read More

Thermal migration is a redistribution phenomenon of disperse dyes in two-phase solvents. Therefore, all additives that can dissolve disperse dyes can produce thermal migration.The reason for the thermal migration phenomenon is that the auxiliary agent in the outer layer of the fiber dissolves the dy Read More

Reactive dyes generally have poor chlorine fastness, which mainly depends on the molecular structure of the color body. There are sulfonic or carboxylic acid groups at the ortho position of the diazo group of the dye, or there are sulfonates at the ortho or para position of the hydroxyl group of the Read More

Does too high temperature affect the thermal transfer ink?What is the relationship between ink and thermal transfer? The principle of thermal transfer is to stamp the pattern by heating and pressing, which is a new type of printing method. The thermal transfer ink can print the pattern on special pa Read More

Also called enzyme washing, enzyme is a kind of cellulase, which exists in natural organisms and is a natural and healthy beneficial enzyme. It can degrade the fiber structure under a certain pH value and temperature, so that the cloth surface can be faded more gently, and a lasting soft effect can Read More

Water repellent, abbreviated as W/R. Water repellent refers to the deposition of hydrophobic compounds on the surface of the fiber. There are pores on the surface of the fabric. Air and water vapor can pass through. Generally, water droplets (like lotus leaves) are formed on the cloth surface. Read More

1. Reduction and cleaning under alkaline conditions: Soaping agent + reducing agent (sodium sulfide or thiourea dioxide) + alkali (caustic soda or soda ash), but many domestic dyeing factories do not use soaping agent. Soaping agent: non-ionic surface active agent, which is conducive to dissolving, Read More

Levelling agent In the printing and dyeing process, pay attention to the phenomenon of uneven dyeing or staining. Leveling agent means that the dyeing can delay the dyeing speed of the fiber (retarded dyeing), and can make the dye transfer from the high concentration of the fiber to the fiber. It is Read More

What are the ribbon dyeing processWhat are the ribbon dyeing process? The webbing can be used as a kind of clothing accessory products, but also as a kind of textiles. There are two main methods for coloring webbing. One is the most widely used dyeing (conventional dyeing), which is mainly to proces Read More

What is compound silicone oil and its application? The compound silicone oil is a colorless and transparent oily liquid with a freezing point of -4°C without freezing, and the ionic type is anionic and non-ionic. Compound silicone oil is a macromolecular material compounded with polymethylsiloxane. Read More