Acidic color-fixing agent and preparation method thereof
An acid fixing agent and modification technology, applied in the direction of dyeing, textile and paper making, etc., can solve the problems such as the decrease of color brightness of dyed fabrics, the unlasting effect of fixing color, the hard feeling of fibers, etc., and achieve good pH value control. ability, good performance and storage stability, and the effect of improving washing fastness
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Embodiment 1
[0041] In this embodiment, the acidic color-fixing agent, in parts by weight, includes the following components: 15 parts of polyethyleneimine, 70 parts of modified polyacrylic acid, 15 parts of sodium citrate, salicylic acid 10 parts of sodium, 3 parts of sodium laureth sulfate, 9 parts of sodium stearate, and 5 parts of sodium phenolsulfonate.
[0042] In this embodiment, the raw materials for the preparation of the modified polyacrylamide include: 20 parts of methacrylic acid, 3 parts of sodium 2-acrylamido-2 methyl propane sulfonate, and 0.07 parts of sodium bisulfite in parts by weight. , 0.08 parts of ammonium persulfate, 0.015 parts of azobisisobutylimidazoline hydrochloride, 6 parts of dispersant, 35 parts of ammonium sulfate, and 85 parts of water.
[0043] Preparation of dispersant:
[0044] Selected raw materials: in parts by weight, the raw materials for the preparation of the dispersant include: 6 parts of methacrylic acid, 94 parts of water, and 0.03 parts of a...
Embodiment 2
[0051] In this embodiment, the acidic color-fixing agent, in parts by weight, includes the following components: 10 parts of polyethyleneimine, 60 parts of modified polyacrylic acid, 10 parts of sodium citrate, salicylic acid 5 parts sodium, 1 part sodium laureth sulfate, 2 parts sodium stearate, 1 part sodium phenolsulfonate.
[0052] In this embodiment, the raw materials for the preparation of the modified polyacrylamide include: 10 parts of methacrylic acid, 1 part of sodium 2-acrylamido-2-methylpropanesulfonate, and 0.1 part of sodium bisulfite in parts by weight. , 0.1 part of ammonium persulfate, 0.01 part of azobisisobutylimidazoline hydrochloride, 5 parts of dispersant, 30 parts of ammonium sulfate, and 80 parts of water.
[0053] Preparation of dispersant:
[0054] Selected raw materials: in parts by weight, the raw materials for the preparation of the dispersant include: 5 parts of methacrylic acid, 95 parts of water, and 0.02 parts of azobisisobutylimidazoline hyd...
Embodiment 3
[0061] In this embodiment, the acidic color-fixing agent, in parts by weight, includes the following components: 20 parts of polyethyleneimine, 90 parts of modified polyacrylic acid, 20 parts of sodium citrate, salicylic acid 15 parts of sodium, 5 parts of sodium laureth sulfate, 10 parts of sodium stearate, 6 parts of sodium phenolsulfonate.
[0062] In this example, the raw materials for the preparation of the modified polyacrylamide include: 30 parts of methacrylic acid, 5 parts of sodium 2-acrylamido-2-methylpropanesulfonate, and 0.05 parts of sodium bisulfite in parts by weight. , 0.05 parts of ammonium persulfate, 0.02 parts of azobisisobutylimidazoline hydrochloride, 10 parts of dispersant, 40 parts of ammonium sulfate, and 90 parts of water.
[0063] Preparation of dispersant:
[0064] Selected raw materials: in parts by weight, the raw materials for the preparation of the dispersant include: 10 parts of methacrylic acid, 90 parts of water, and 0.05 parts of azobisis...
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