High-count mercerized towel and preparation method for same
A technology of mercerizing and toweling, which is applied in the direction of mercerizing, singeing and bleaching of yarn/thread/filament, etc. It can solve the problems of high-count mercerized towels such as insufficient texture, difficult to dry quickly, and sparse loops, etc., and achieve shrinkage The effect of small rate, tight and fine texture, terry luster
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Embodiment 1
[0029] 1) Yarn preparation:
[0030] Tear the long-staple cotton into long-staple cotton with a length of about 35mm, and then make 100 s , with a twist coefficient of 340 and a weight deviation of no more than 2% per 100 meters of yarn,
[0031] Then two strands of the above-mentioned prepared yarns are singed after plying into ply yarns to obtain 100 s / 2 double-ply yarn;
[0032] 2) Pre-processing:
[0033] The double-ply yarn obtained above is subjected to pretreatment.
[0034] a. Alkali boiling treatment, that is, the first alkali treatment:
[0035] The above-mentioned double-ply yarn is carried out alkali treatment with sodium hydroxide solution, and concrete parameters are as follows:
[0036] The sodium hydroxide concentration is 12g / l, the alkali treatment temperature is 95°C, the alkali treatment time is 90 minutes, and the dehydration uniformity rate is 60%.
[0037] b. Mercerizing treatment, that is, the second alkali treatment:
[0038] The double-ply yar...
Embodiment 2
[0051] 1) Yarn preparation:
[0052] Tear the long-staple cotton into long-staple cotton with a length of about 39mm, and then make 120 s , with a twist coefficient of 400 and a weight deviation of no more than 2% per 100 meters of yarn,
[0053] Then two strands of the above-mentioned prepared yarns are singed after plying into ply yarns to obtain 120 s / 2 double-ply yarn;
[0054] 2) Pre-processing:
[0055] The double-ply yarn obtained above is subjected to pretreatment.
[0056] a. Alkali boiling treatment, that is, the first alkali treatment:
[0057] The above-mentioned double-ply yarn is carried out alkali treatment with sodium hydroxide solution, and concrete parameters are as follows:
[0058] The sodium hydroxide concentration is 10g / l, the alkali treatment temperature is 100°C, the alkali treatment time is 120 minutes, and the dehydration uniformity rate is 65%.
[0059] b. Mercerizing treatment, that is, the second alkali treatment:
[0060] The double-ply y...
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