Dyeing method for multilevel-color jean yarns
A multi-layer, yarn technology, applied in dyeing, textiles and papermaking, etc., can solve the problems of low energy consumption in room temperature dyeing, reduce production costs, shorten the process flow, etc., achieve simple and easy to control washing, reduce production costs, shorten The effect of the process
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[0040] Example 1: A continuous pad dyeing method of paint brilliant blue on 16s denim yarn. Follow the steps below to implement:
[0041] (1) Refining treatment of yarn
[0042] Caustic soda: 3g / L
[0043] Penetrant: 4g / L
[0044] Temperature: 60℃
[0045] (2) Cationic modification treatment of yarn
[0046] Cationic modifier: 14g / L
[0047] Caustic soda: 6g / L
[0048] Temperature: 50℃
[0049] (3) Configuration of paint dye solution
[0050] Paint brilliant blue: 20g / L
[0051] Softener: 5g / L
[0052] Penetrant: 4g / L
[0053] Crosslinking agent: 4g / L
[0054] Adhesive: 15g / L
[0055] (4) Configuration of indigo dye solution
[0056] Indigo: 1.8g / L
[0057] Insurance powder: 0.7g / L
[0058] Caustic soda: 3.2g / L
[0059] (5) Production process:
[0060] Refining → water washing → cationic modification treatment → pre-baking → 1 coat of paint → 4 coats of indigo → water washing → sizing → drying
[0061] (6) Process parameters:
[0062] Rolling residual rate: 70%
[0063] Drying temperature: 120℃
[0064] ...
Example Embodiment
[0067] Example 2: A continuous pad dyeing method of pretreating Feihong red on 16s denim yarn. Follow the steps below to implement:
[0068] (1) Refining treatment of yarn
[0069] Caustic soda: 3g / L
[0070] Penetrant: 4g / L
[0071] Temperature: 60℃
[0072] (2) Preparation of cationic modification liquid for yarn
[0073] Cationic modifier: 14g / L
[0074] Caustic soda: 6g / L
[0075] Temperature: 50℃
[0076] (3) Preparation of paint dye solution
[0077] Paint Concubine Red: 15g / L
[0078] Softener: 5g / L
[0079] Penetrant: 4g / L
[0080] Crosslinking agent: 4g / L
[0081] Adhesive: 15g / L
[0082] (4) Preparation of indigo dye solution
[0083] Indigo: 2.55g / L
[0084] Insurance powder: 0.75g / L
[0085] Caustic soda: 3.0g / L
[0086] (5) Production process:
[0087] Refining → water washing → cationic modification treatment → pre-baking → 1 coat of paint → 4 coats of indigo → water washing → sizing → drying
[0088] (6) Process parameters:
[0089] Rolling residual rate: 70%
[0090] Drying temperature: ...
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