Color fixing agent used for cloth and preparation method of color fixing agent
A color-fixing agent and fabric technology, which is applied in dyeing, textiles and papermaking, can solve the problems of free formaldehyde pollution, etc., and achieve the effect of strong environmental protection, simple and not cumbersome process, and good color fixing effect
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Embodiment 1
[0022] A color-fixing agent for cloth, consisting of the following raw materials in parts by weight: 16 parts of polydimethyldiallylammonium chloride, 11 parts of hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol 2 parts of polyoxyethylene ether, 10 parts of epichlorohydrin, 16 parts of ethanol, 6 parts of sodium polyacrylate, 20 parts of hydroquinone, 2 parts of catalyst, 35 parts of deionized water. Wherein, the catalyst is benzyltriethylammonium chloride.
[0023] A method for preparing the above-mentioned cloth color fixing agent, comprising the following steps:
[0024] (1) Polydimethyldiallylammonium chloride, hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol polyoxyethylene ether, epichlorohydrin, sodium polyacrylate and hydroquinone evenly mixed, then heated up to 30°C and kept for 1h;
[0025] (2) Add the ethanol and the catalyst in the above parts by weight to the mixture in step (1), heat to 50°C, and distill under reduced pressure to...
Embodiment 2
[0028] A color-fixing agent for cloth, consisting of the following raw materials in parts by weight: 20 parts of polydimethyldiallylammonium chloride, 15 parts of hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol 6 parts of polyoxyethylene ether, 14 parts of epichlorohydrin, 20 parts of ethanol, 9 parts of sodium polyacrylate, 24 parts of hydroquinone, 4 parts of catalyst, and 45 parts of deionized water. Wherein, the catalyst is benzyltriethylammonium chloride.
[0029] A method for preparing the above-mentioned cloth color fixing agent, comprising the following steps:
[0030] (1) Polydimethyldiallylammonium chloride, hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol polyoxyethylene ether, epichlorohydrin, sodium polyacrylate and hydroquinone are uniformly mixed and heated to 40°C, and kept for 3 hours;
[0031] (2) Add the ethanol and the catalyst in the above parts by weight to the mixture in step (1), heat to 60°C, and distill under reduced...
Embodiment 3
[0034] A color-fixing agent for cloth, consisting of the following raw materials in parts by weight: 18 parts of polydimethyldiallylammonium chloride, 13 parts of hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol 4 parts of polyoxyethylene ether, 12 parts of epichlorohydrin, 18 parts of ethanol, 8 parts of sodium polyacrylate, 22 parts of hydroquinone, 3 parts of catalyst, 40 parts of deionized water. Wherein, the catalyst is benzyltriethylammonium chloride.
[0035] A method for preparing the above-mentioned cloth color fixing agent, comprising the following steps:
[0036] (1) Polydimethyldiallylammonium chloride, hydroxypropyltrimethylammonium chloride chitosan, lauryl alcohol polyoxyethylene ether, epichlorohydrin, sodium polyacrylate and hydroquinone are uniformly mixed and heated to 35°C, and kept for 2 hours;
[0037] (2) Add the ethanol and the catalyst in the above parts by weight to the mixture in step (1), heat to 55°C, and distill under reduced pre...
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