Latest News and Updates on Textile Auxiliaries and Dyes

Los colorantes para cuero son colorantes que tienen afinidad por el cuero y se pueden usar para teñir el cuero. En la coloración de productos de piel se pueden utilizar colorantes ácidos, medios, directos, básicos, etc. Los más utilizados en la coloración en spray son los colorantes neutros. Read More

Los colorantes fluorescentes son sustancias que absorben ondas de luz de cierta longitud de onda y emiten ondas de luz de otra longitud de onda mayor que la absorción de luz. La mayoría de ellos son compuestos que contienen un anillo bencénico o un anillo heterocíclico y con doble enlace conjugado. Los colorantes fluorescentes se pueden usar solos o combinados en colorantes fluorescentes compuestos. Read More

Reactive dyes have a wide chromatogram, bright color, excellent performance and strong applicability, and their hue and performance are basically in line with the market's requirements for fibers and clothing. Reactive dyes can achieve high levels of fastness properties, especially wet fastness, wit Read More

According to incomplete statistics, since the beginning of 2022, the prices of dozens of chemical raw materials have risen, of which the price of lithium hydroxide and lithium carbonate per ton has risen by more than 10,000 yuan; 16 raw materials such as isobutyraldehyde, lithium iron phosphate, sil Read More

03 Важные моменты в процессе окрашивания холодным тампономИсследование технологии и применение холодного тампонного крашения в моей стране началось относительно поздно, и ее продвижение и применение на полиграфических и красильных предприятиях еще не популярно.Опираясь на собственный практический оп Read More

01 ПредисловиеОкрашивание холодным тампоном - это совершенно новый процесс окрашивания открытой ширины. Этот процесс окрашивания возник в Европе. Поскольку этот процесс окрашивания имеет высокую скорость фиксации цвета, хорошую стойкость цвета, энергосбережение, снижение загрязнения, удобное обслужи Read More

FirstIn the color-fixing bath where salt and alkali coexist, the dye will be water-soluble due to the high concentration of electrolyte (salt, alkali), the greater salting-out effect, and the occurrence of the "elimination reaction" of the active group of ß-hydroxyethyl sulfone sulfate. The ability Read More

The original dyes are mixed, ground, and processed into commercial dyes with a certain amount of fillers and auxiliaries, and the process of standardizing the dyes is called dye commercialization. The commercial processing of dyestuffs is crucial to stabilizing the quality of finished dyestuffs, imp Read More

With the vigorous development of the national economy and the improvement of the national production level, consumers' recognition of the richness and vividness of textiles has continued to expand, and the demand has increased day by day. With the characteristics of high emission intensity, bright c Read More

Fluorescent Dyes: Dyes that strongly absorb and radiate fluorescence in the visible light range.The fluorescent reflectance of fluorescent dyes on fabrics depends on the intensity of the ultraviolet light source, the amount of fluorescent substances dyed on the fabrics and the fluorescent quantum ef Read More

Polyester, especially spandex-containing fabrics, generally have to be pre-formed by grey fabrics to ensure the smoothness of the fabric surface and the stability of specifications, and the setting conditions of grey fabrics (temperature, speed, air volume) will directly affect the subsequent dyeing Read More

Polyester is generally dyed with disperse dyes. Disperse dyes do not contain strong water-soluble groups and are dyed in a dispersed state during the dyeing process. A class of ionic dyes can be divided into three types according to dyeing temperature or sublimation fastness, S type, SE type , Type Read More