A kind of anti-mite fabric care composition
A fabric care and composition technology, applied in fiber treatment, textiles and papermaking, etc., can solve the problem of not having long-lasting anti-mite
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Embodiment 1
[0105] Example 1 ( Example of preparation of anti-mite agent )
[0106] The synthetic method of anti-mite agent A adopts the following processing steps:
[0107] The anti-mite agent A can be made by amidation reaction, and its synthetic mode is known, and its reaction equation is as follows:
[0108]
[0109] Add 30ml of toluene to a 500mL three-necked flask, then add 3.8g of phenylacetic acid and 7g of diethylamine, start stirring, add 0.1g of phosphorus pentoxide, react for 7 hours, distill the toluene under normal pressure, and then distill under reduced pressure That is, diethylphenylacetic acid amide anti-mite agent is obtained.
Embodiment 2
[0110] Example 2 ( Example of preparation of anti-mite agent )
[0111] The synthetic method of anti-mite agent B adopts the following synthetic techniques to obtain:
[0112] The chemical name of anti-mite agent B is N, N-diethyl-m-toluamide, and its synthetic method is well known in the industry. The synthetic method adopted in the present invention is as follows:
[0113]
[0114] In the three-necked flask of 500ml, add 4.1 grams of m-toluic acid, then add 4.5ml of thionyl chloride, add 2 zeolites, one of the three-necked flasks is connected with a condenser tube, and the other is connected with a constant pressure funnel, and the reactant is slowly heated. Until no gas is released, then distill under reduced pressure (85°C / 5mmHg) to remove thionyl chloride in the reactant. Add 30ml of toluene, slowly drop 7 grams of diethylamine in about 20 minutes, start stirring and reflux for 30 minutes, remove the reaction by-products by alkali washing and acid washing, and reco...
Embodiment 1~8
[0125] Embodiment 1~8 (preparation embodiment of anti-mite fabric care composition)
[0126] Table 2 Raw material components and content of preparation examples 1-8 of anti-mite fabric care composition
[0127]
[0128] Wherein TEP-88 is an ester-based quaternary ammonium salt purchased from Solvay; the thickener is purchased from Flosoft FS-222 of Aisen Company. Anti-mite agent A refers to the amide anti-mite agent obtained by embodiment 1; anti-mite agent B refers to the amide anti-mite agent obtained by embodiment 2.
[0129] The preparation process of the anti-mite fabric care composition preparation examples 1-8 of the present invention is as follows:
[0130] (1) Add deionized water in proportion, start stirring, and raise the temperature to 50°C;
[0131] (2) Heat TEP-88 to 50°C, keep it in a liquid state, then slowly add it to water, and stir for 10 minutes;
[0132] (3) When the temperature of the ingredients drops to 45°C, add thickeners, essences, preservati...
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