News
-
Direct Yellow 96(FLAVINE 7GFF)
Direct Yellow 96(CAS NO. 61725-08-4) is a dye product with superior performance.The matching foreign item is Sophenyl Flavine 7GFF,CibaFix flavine E-G. This product has very bright color shade, which can not be replaced by any other products. It is an essential high-grade product for printing in ...Read more -
In the first four months of 2022, Vietnam’s textile and clothing exports increased by nearly 21% year-on-year
Vietnam’s Saigon Economic Times reported on June 6 that clothing orders were pouring in, but some manufacturers were afraid to accept new orders due to insufficient production capacity. The biggest difficulty facing Vietnamese garment enterprises is the shortage of labor and raw materials. ...Read more -
Introduction of Solvent Dye Mordant Dyeing
People have had a deep research on dyes long time ago. All kinds of dyes with specific colors make our world more colorful. But even if we have dyes, we will have a complete set of process flow to dye the goods. Many dyes can be directly adsorbed to the surface of articles, but this method is not...Read more -
How to use direct black to dye interweave velvet of mulberry silk and viscose silk?
Mulberry silk and viscose silk interwoven velvet mainly includes 65111 Georgi velvet and 65302 golden velvet. The former is a plain woven pile fabric with mulberry silk as ground warp and weft and viscose silk as pile warp; The latter is an interwoven velvet fabric with mulberry silk as ground wa...Read more -
Why are direct (blended) dyes not suitable for denim textiles?
No matter what kind of denim fabric, they have to go through deep processing processes such as water washing, sand washing, sanding, stone grinding and enzyme washing before and after garment preparation. In deep processing, chemical agents are added more or less, and some are also processed by i...Read more -
Why does the application of disperse or direct blended dyes sometimes produce color spots, but sometimes no?
This problem is universal in the actual production of high temperature and high pressure jet overflow dyeing machine. It is mainly caused by improper control of dyeing process and improper use of additives. To prevent this problem, we generally need to pay attention to the following three points:...Read more -
Factors Of Affecting Paper Pulp Dyeing
1.Properties of pulp: various sizes have different coloring properties. Lignin has strong affinity for alkaline dyes and cellulose has strong affinity for direct dyes; Due to the different lignin content of different sizes, color spots are easy to occur in mixed pulp. Straw pulp is easier to dye ...Read more -
Reasons And Solutions of Color Spots In Reactive Dyeing Process(II)
3.Characteristic values of S, E, R and F of reactive dyes S value is direct, expressed by the adsorption value after adding salt; E value is the exhaustion value, which is expressed by the final exhaustion value after adding alkali agent; F value is the fixation value, which is expressed by the f...Read more -
Reasons And Solutions of Color Spots In Reactive Dyeing Process(I)
The characteristics of reactive dyes, S, E, R and F of dyes, the reaction mechanism of salt and alkali resistance of dyes with cellulose fiber and water. The main reasons of producing color spot and color flower were analyzed. The method to solve the problem of color spot and color flower in dyei...Read more -
Paper Dyeing
At present, the main dyestuffs used in the paper dyeing Market are liquid dyestuffs, which are generally used in the dyeing of cardboard and kraft linerboard, and some with bright colors are used in colored paper, with small single amount and high price. Most color paper generally use powder dyes...Read more
