Processing liquid and processing process for ultralow-temperature scouring and bleaching of cotton knitted fabric
A technology of cotton knitted fabric and treatment liquid, which is applied in the field of scouring and bleaching of cotton knitted fabric, can solve the problems of unsatisfactory processing effect, low hydrogen peroxide oxidation capacity, and inability to bleach fabrics, and achieve energy saving, fabric weight loss reduction, The effect of ensuring the processing quality
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[0057] Example one
[0058] In this embodiment, the treatment solution for ultra-low temperature scouring and bleaching of cotton knitted fabrics includes the following components, and the concentration of each component is:
[0059] Scouring agent 1.0g / L;
[0060] Solid sodium hydroxide (NaOH) 5.0g / L;
[0061] 100% hydrogen peroxide (H 2 O 2 ) 4.5g / L;
[0062] Hydrogen peroxide activator 3.0g / L.
[0063] Wherein, the scouring agent is selected from the high-concentration scouring agent DM-1361 produced by Guangdong Demei Fine Chemical Co., Ltd.;
[0064] The hydrogen peroxide activator is selected from the hydrogen peroxide activator DM-1430 produced by Guangdong Demei Fine Chemical Co., Ltd.;
[0065] The hydrogen peroxide and solid sodium hydroxide are both commercially available conventional reagents.
[0066] In this embodiment, the processing steps of ultra-low temperature scouring and bleaching of cotton knitted fabric are:
[0067] (1) Configure treatment liquid according to the abov...
Example Embodiment
[0072] Example two
[0073] In this embodiment, the treatment solution for ultra-low temperature scouring and bleaching of cotton knitted fabrics includes the following components, and the concentration of each component is:
[0074] Scouring agent 0.5g / L;
[0075] Solid sodium hydroxide (NaOH) 2.5g / L;
[0076] 100% hydrogen peroxide (H 2 O 2 ) 2.5g / L;
[0077] Hydrogen peroxide activator 1.7g / L.
[0078] The selection of reagents and the treatment process are the same as in the first embodiment.
Example Embodiment
[0079] Example three
[0080] In this embodiment, the treatment solution for ultra-low temperature scouring and bleaching of cotton knitted fabrics includes the following components, and the concentration of each component is:
[0081] Scouring agent 1.5g / L;
[0082] Solid sodium hydroxide (NaOH) 7.5g / L;
[0083] 100% hydrogen peroxide (H 2 O 2 ) 7g / L;
[0084] Hydrogen peroxide activator 4.7g / L.
[0085] The selection of reagents and the treatment process are the same as in the first embodiment.
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