Production method of washable piece-dyed knitted fabric
A technology of knitted fabrics and production methods, which is applied in the direction of textiles and papermaking, mercerizing of indefinite length fabrics, biochemical fiber treatment, etc. It can solve the problems of difficulty in grasping and increasing the difficulty of enzymatic washing, and achieves the elimination of internal stress and is conducive to the effect of penetration. Effects that are conducive to recycling
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[0043] Example
[0044] This embodiment provides a method for manufacturing a washable piece-dyed knitted fabric to produce a 50S / 1 double-sided (Interlock) fabric with a width of 58 inches and a weight of 190GM, CPI=90, WPI=55, such as figure 1 As shown in the process flow, it includes the following steps:
[0045] Knitting: Use 50S / 1 grey yarn to weave the stock according to 32G33”50C=129MM;
[0046] Scouring: With a bath ratio of 1:10, the use of 2g / L refining agent can stabilize ONE (Huntsman Chemical Trading Co., Ltd.), 2g / L NaOH with a mass concentration of 50%, and 3.6g / L specification of 27.5% H 2 O 2 The treatment agent of the solution is scoured under the conditions of a treatment temperature of 95°C and a treatment time of 45 minutes;
[0047] Enzyme washing: at a bath ratio of 1:10, using a washing solution containing 2.5g / L cellulose fiber enzyme (Cellusoft combi, Novozymes China Biotechnology Co., Ltd.) and adjusting the pH to 4.5-5.0 with NaAC and HAC. Enzyme washing i...
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