Preparation method of fluorescent pigment latex
A technology of fluorescent pigments and fluorescent dyes, applied in the field of preparation of polymer materials, can solve the problems of difficulty in displaying sunlight fluorescent effect, difficulty in products, easy occurrence of gel, etc., and achieve bright and dazzling hue and luster, unique structure and characteristics, strong The effect of light vividness
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Embodiment 1
[0030] A preparation method for fluorescent pigment emulsion, comprising the following steps:
[0031] Place a four-neck flask equipped with a stirrer and a thermometer reflux condenser in a water bath at 40°C, add 150 grams of water, 3.0 grams of hydroxypropyl cellulose, and 2.0 grams of lauryl polyoxyethylene ether to the four-necked flask , 3.0 grams of sodium dodecylbenzene sulfonate, 2.0 grams of rhodamine B, stirring and dissolving to form a uniform solution system; then add 70 grams of styrene, 20 grams of acrylonitrile, 10 grams of glycidyl methacrylate, Stir vigorously to form a uniform emulsion; then add potassium persulfate solution uniformly dropwise respectively (the amount of potassium persulfate solution added is 0.2 grams of potassium persulfate dissolved in 12ML water,) and disodium hydrogen phosphate solution (disodium hydrogen phosphate solution is added The amount is 0.2 gram of disodium hydrogen phosphate dissolved in 12ML water,), the dropping speed is 5 ...
Embodiment 2
[0034] A preparation method for fluorescent pigment emulsion, comprising the following steps:
[0035] A four-necked flask equipped with a stirrer and a thermometer reflux condenser is placed in a water bath at 50° C., 150 grams of water, 5.0 gram of calcium carbonate, 3.0 gram of fatty alcohol polyoxyethylene ether ammonium sulfate are added to the four-necked flask, 4.5 grams of sodium tridecylbenzene sulfonate, 1.5 grams of nonylphenol polyoxyethylene ether, 2.5 grams of polyvinyl alcohol, 2.0 grams of yellow POT, form a uniform solution system after stirring and dissolving; add 65 grams of styrene, 27 gram of acrylocyanide, 5.0 grams of chloropropyl methacrylate, vigorously stirred to form a uniform emulsion, and then uniformly dripped ammonium persulfate solution simultaneously respectively (the addition of ammonium persulfate solution is that 0.5 gram of ammonium persulfate is dissolved in 20ML water) and Erythorbic acid (the addition of erythorbic acid is 0.75 g of eryt...
Embodiment 3
[0038] A preparation method for fluorescent pigment emulsion, comprising the following steps:
[0039] Place a four-necked flask equipped with a stirrer and a thermometer reflux condenser in a water bath at 60°C, add 150 grams of deionized water, 5.0 grams of polyvinylpyrrolidone, and 3.0 grams of fatty alcohol polyoxyethylene ether into the four-necked flask Sodium sulfate, 4.5 grams of sodium dodecylbenzene sulfonate, 2.0 grams of nonylphenol polyoxyethylene ether, 1.5 grams of fluorescent red F5G, 0.28 grams of rhodanine 3B, 0.53 grams of rhodanine 5G, stirred and dissolved evenly to form a uniform Add 65 grams of styrene, 27 grams of acrylcyanide, 5.0 grams of glycidyl methacrylate, vigorously stir to form a uniform emulsion, and then uniformly drop ammonium persulfate solution (ammonium persulfate solution add-on 0.5 gram of ammonium persulfate is dissolved in 20ML deionized water) and erythorbic acid (the addition of erythorbic acid is 0.75 gram of erythorbic acid is dis...
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