Four color separation printing dye-based ink formula, preparation and application method thereof
A dye ink and application method technology, applied in the field of printing dyes, can solve the problems of large-scale production of four-color printing, difficulty in color imitation, etc.
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specific Embodiment 1
[0034] Based on the four-color printing dye ink of phosphonic acid active group, the content of each component is as follows by weight percentage:
[0035]
[0036] Among them, the reactive dye adopts CMYK color separation mode, which is reactive yellow PT-2R, or reactive red PT-6b, or reactive blue PT-GL, or reactive black PT-N;
[0037] Cosolvent is N,N-dimethylformamide;
[0038] Surfactant is nonionic surfactant, selects alkylphenol polyoxyethylene ether for use;
[0040] The bactericide is a commercially available product;
[0041] The pH buffering agent is sodium dihydrogen phosphate-sodium hydroxide buffer solution; pH=7.5-8.5.
specific Embodiment 2
[0042] Based on the four-color printing dye ink of nicotinic acid active group, the content of each component is as follows by weight percentage:
[0043]
[0044] Among them, the reactive dye adopts CMYK color separation mode, which is reactive yellow NF-4G, or reactive red NF-3B, or reactive blue NF-BN, or living navy blue NF-BG;
[0045] The thickener is propylene glycol alginate;
[0046] Cosolvent is ethanol;
[0047] Surfactant is nonionic surfactant, selects fatty alcohol polyoxyethylene ether for use;
[0048] The humectant is ethylene glycol; the bactericide is a commercially available product;
[0049] The pH buffering agent is sodium dihydrogen phosphate-sodium hydroxide buffer solution; pH=7.5-8.5.
specific Embodiment 3
[0050] The four-color printing dye ink based on monochloro-s-triazine and vinyl sulfone type dual active radicals, the content of each component by weight percentage is as follows:
[0051]
[0052] Among them, the reactive dye adopts CMYK color separation mode, which is reactive yellow BF-4R, or reactive red BF-RF, or reactive blue BF-RR, or reactive black B;
[0053] The thickener is propylene glycol alginate;
[0054] Cosolvent is dimethyl sulfoxide;
[0055] Described surfactant is nonionic surfactant, selects fatty alcohol polyoxyethylene ether, or its composition;
[0056] The humectant is glycerol, or a combination thereof;
[0057] The bactericide is a commercially available product;
[0058] The pH buffering agent is sodium dihydrogen phosphate-sodium hydroxide buffer solution; pH=7.5-8.5.
[0059] The preparation method of the four-separation printing dye ink described in specific embodiment one to three may further comprise the steps:
[0060] Step 1, reactive...
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