What are the factors that affect sun fastness
There are many factors that affect sun fastness, mainly the influence of dyeing concentration. The sun fastness of the dyes displayed on the color cards provided by dye companies, including “Dye Index&#…
The gap between domestic dyes and imported dyes and the reasons for the gap
Last month, during the visit to the 6th China International Dye Industry and Organic Pigments and Textile Chemicals Exhibition, Xu Kunyuan, Vice President of the China Textile Industry Association, and Tan Zh…
The dyeing performance of Tensil and the prevention and treatment of defective products such as color difference and color barrier
The main quality problems of Tencel fiber fabrics are uneven fluff, color aberration, color barrier, nephrite, color spot, crease, etc. The main reasons for the fiber fibrillation and wet expansion and variat…
How to avoid defects such as erythema, red stripes, etc. when dyeing a cotton fabric vulcanized dye
Dyeing with vulcanized dyes for all cotton textiles is indeed very economical, and the color fastness is also good, but it often produces erythema and red stripes, which require rework, which affects yield an…
How to avoid the phenomenon of acrylic color blooming
Acrylic fiber (polyacrylonitrile fiber) has its saturation value (SF). Generally, the saturation constant of domestic acrylic fiber is 2.1-2.3. Therefore, the sum of cationic dyes and retardants (positively cha…
New method for detecting oil spots on knitted fabrics
Oil spots, regardless of color, can only be discovered after dyeing or direct production and processing into knitwear. Could knitters and finishers be able to detect these oil spots before they are dyed or proc…
Special yarn characteristics, specifications and styles (1)
1. Composite elastic fiber ST400 is made of two different ester polymers (PTT+PET) compounded and sprayed in proportion. Elastic fibers made from silk components and composite spinning processing technology. It…
Fabric dyeing process
1． Distribution – Arrange the blanks from the weaving factory according to the production plan of the dyeing factory, and put the cloth into the cloth car to wait for subsequent processes. Function: ① Ge…
A brief analysis of the phenomenon of “warp hanging” defects during dyeing and finishing of worsted wool fabrics
Abstract: The “warp hanging” defects of worsted wool fabrics are divided into three categories: single continuous piece hanging warp, single scattered warp hanging, and double scattered warp hanging…
Special yarn characteristics, specifications and styles (2)
6. Highly simulated wool curly yarn Made of different super-bright polymers and processed into bundles through special composite spinning The new synthetic fiber material has an elegant luster and can achieve a…