Latest News and Updates on Textile Auxiliaries and Dyes

1. Тщательно выбирайте красители.Металлокомплексные красители, содержащие медь, хром и никель, представляют собой красители, которые заранее готовят в металлокомплексы с красителями определенной структуры и комплексообразователями металлов. Есть 93 кислотных металлокомплексных красителя. Европейский Read More

What are the common types of leveling agents?There are generally three types of leveling agents:1. Modified polysiloxane type leveling agentThis type of leveling agent can strongly reduce the surface tension of the coating, improve the wettability of the coating to the substrate, and prevent shrinka Read More

With the continuous development of printing and dyeing technology, the style of denim fabrics continues to change. Printed denim fabrics are widely favored by consumers for their three-dimensional and realistic style. In terms of its printing process, the denim industry currently mainly involves dis Read More

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 Read More

What is Plant dyes and its application? Plant dyes refer to the use of natural flowers, grasses, trees, stems, leaves, fruits, seeds, barks, and roots to extract pigments as dyes.The technological utilization of vegetable dyes is the mainstream of ancient Chinese dyeing crafts. The amount of vegetab Read More

What is Printing paste and its application? Printing paste refers to a polymer compound that can be added to the printing paste to increase the thickness.Printing pasteIntroductionBefore the printing paste is added to the printing paste, it is generally a hydrophilic polymer thick colloidal solution Read More

Introduction to the principle and performance of new environmentally friendly additivesIn recent years, people's attention to environmental protection has led to the emergence of a series of environmentally friendly products. As an indispensable agent in textile processing, auxiliaries are no except Read More

La temperatura máxima de trabajo de este tipo de máquina de fermentación es de 130 ℃, la velocidad de calentamiento se puede ajustar y se utilizan dos tubos calefactores eléctricos como fuente de calor. Se pueden colocar hasta 12 copas de tinte, y el dispositivo de conexión mueve hacia arriba y hacia abajo el gancho con la muestra para completar el proceso de prueba. La capacidad máxima de la taza de tinte es de 300 ml y el peso de la tela determina la proporción de licor. Read More

El principio de teñido y el proceso de los colorantes reactivos. La molécula contiene grupos químicamente activos que pueden reaccionar con algodón, lana y otras fibras en una solución acuosa para formar un tinte co-enlazado. Tiene una alta solidez al lavado. Los colorantes reactivos se componen de colorantes parentales, grupos de enlace y grupos activos, de modo que pueden formar fuertes enlaces covalentes con fibras cuando se utilizan. Los colorantes reactivos tienen una serie de características incomparables con otros colorantes de fibras de celulosa, y han establecido su estatus como los principales colorantes para las fibras de celulosa. Se manifiestan de manera destacada en los siguientes cuatro aspectos: Read More

The active groups are monochloro-s-triazine and vinyl sulfone heterobi-reactive dyes. The commodity categories are named differently, mainly including M type, B type, RR type, BF type, BH type (partial), etc. The recommended dyeing temperature is 60～80℃. Due to the synergistic effect of two differen Read More

KN type mostly refers to the middle-temperature reactive dyes whose reactive groups are vinyl sulfones. The recommended dyeing temperature is 45～60℃, with moderate reactivity. This type of dye is basically dyed in the form of ß-hydroxyethyl sulfone sulfate. Because of its low directness to the fiber Read More

How to improve the color fastness of reactive dyesReactive dyes dye cellulose fibers to form chemical bonds with the fibers in the form of covalent bonds. Therefore, theoretically, the covalent bond between the dye and the fiber can give the dyed fabric excellent dye fastness. But in fact, its dyed Read More