Water-based styrene-acrylic emulsion for primer and topcoat integrated metallic paint and preparation method of water-based styrene-acrylic emulsion
A technology of water-based styrene-acrylic emulsion and metallic paint, applied in the field of polymer emulsion, can solve the problems of spending a lot of manpower and material resources, and it is difficult to take into account the performance of primer and topcoat at the same time, and achieve cost saving, good gloss and hardness, hardness, etc. Good results
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Embodiment 1
[0035] A water-based styrene-acrylic emulsion for metal paint with bottom and surface, its raw materials include the following components in parts by weight:
[0036] 8 parts of styrene, 21 parts of butyl methacrylate, 2 parts of butyl acrylate, 1 part of isooctyl acrylate, 1 part of acrylic acid, 1 part of ethylene glycol methacrylate phosphate, 2-hydroxyethyl methacrylate 2 parts of ester phosphate, 1 part of potassium dodecylbenzenesulfonate, 1 part of sodium allyloxy fatty alcohol oxyethylene ether sulfate, 0.3 part of ammonium persulfate, 0.1 part of hydrogen peroxide, 0.1 part of vitamin C and 53 parts of water share.
[0037] The preparation method of the water-based styrene-acrylic emulsion of the metal paint with one bottom surface, comprises the steps:
[0038] (1) Synthesis stage
[0039] a. Preparation of pre-emulsion, add 30% water and 50% raw material emulsifier (dodecylbenzenesulfonate potassium and allyloxy fatty alcohol oxyethylene ether sodium sulfate) to t...
Embodiment 2
[0049] A water-based styrene-acrylic emulsion for metal paint with bottom and surface, its raw materials include the following components in parts by weight:
[0050] 13 parts of styrene, 26 parts of butyl methacrylate, 7 parts of butyl acrylate, 3 parts of isooctyl acrylate, 5 parts of acrylic acid, 1 part of 2-hydroxyethyl methacrylate phosphate, dodecylbenzenesulfonate 1 part of sodium bicarbonate, 2 parts of nonylphenol ethoxylate, 0.6 part of potassium persulfate, 0.2 part of hydrogen peroxide, 0.2 part of vitamin C and 53 parts of water.
[0051] The preparation method of the water-based styrene-acrylic emulsion of the metal paint with one bottom surface, comprises the steps:
[0052] (1) Synthesis stage
[0053] a. Preparation of pre-emulsion, add water of 30% raw material and emulsifier (composed of sodium dodecylbenzenesulfonate and nonylphenol ethoxylate) of 50% raw material to the pre-emulsification tank, turn on the stirring According to the amount of raw materia...
Embodiment 3
[0063] A water-based styrene-acrylic emulsion for metal paint with bottom and surface, its raw materials include the following components in parts by weight:
[0064] 10 parts of styrene, 23 parts of butyl methacrylate, 5 parts of butyl acrylate, 2 parts of isooctyl acrylate, 3 parts of acrylic acid, 2 parts of alkyl acrylate phosphate, 2 parts of siloxane phosphate, hydroxypropyl 1 part of distarch phosphate, 1 part of sodium dodecylbenzenesulfonate, 0.5 part of sodium persulfate, 0.3 part of hydrogen peroxide, 0.3 part of vitamin C and 53 parts of water.
[0065] The preparation method of the water-based styrene-acrylic emulsion of the metal paint with one bottom surface, comprises the steps:
[0066] (1) Synthesis stage
[0067] a. Preparation of pre-emulsion, add 30% raw material water and 50% raw material emulsifier (sodium dodecylbenzene sulfonate) to the pre-emulsification cylinder, turn on the agitator, and input styrene according to the raw material quantity , butyl...
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