High-stability emulsion adhesive
A high-stability, adhesive technology, applied in the direction of adhesive types, ester copolymer adhesives, etc., can solve the problems of poor stability, precipitation, and reduced adhesive performance of emulsion adhesives, and achieves easy settling, The effect of prolonged storage time and good stability
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Embodiment 1
[0024] High-stability emulsion binder, its raw material components include by mass parts:
[0025]
[0026] Its production method is:
[0027] Accurately weigh butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, hydroxyethyl acrylate, azobisisobutyronitrile, p-octylphenol polyoxyethylene ether, sodium hydroxide and deionized water;
[0028] Add half the amount of deionized water, p-octylphenol polyoxyethylene ether, butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, and hydroxyethyl acrylate into the reactor, and stir at a speed of 260r / min , stirred for 40 minutes to obtain a pre-emulsified mixture, set aside;
[0029] The pre-emulsified mixture is equally divided into 6 batches, and azobisisobutyronitrile is also equally divided into 6 batches;
[0030] In another reaction kettle, add the other half of the deionized water and half of the sodium hydroxide at the same time, add the first batch of pre-emulsified mixture to the reaction kettle, the ...
Embodiment 2
[0038] High-stability emulsion binder, its raw material components include by mass parts:
[0039]
[0040] Its production method is:
[0041] Accurately weigh the components of butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, hydroxyethyl acrylate, benzoyl peroxide, emulsified silicone oil, ammonia water and deionized water;
[0042] Add half the amount of deionized water, emulsified silicone oil, butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, and hydroxyethyl acrylate into the reaction kettle, and stir for 60 minutes at a stirring speed of 200r / min to obtain the prepared emulsified mixture, set aside;
[0043] Divide the pre-emulsified mixture into 6 equal parts, and divide the benzoyl peroxide into 6 equal parts;
[0044] In another reactor, add the other half of deionized water and half of the ammonia water at the same time, add the first batch of pre-emulsified mixture into the reactor, the stirring speed is 450r / min, and heat the reac...
Embodiment 3
[0052] High-stability emulsion binder, its raw material components include by mass parts:
[0053]
[0054] Its production method is:
[0055] Accurately weigh butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, hydroxyethyl acrylate, cyclohexanone peroxide, emulsified silicone oil, sodium bicarbonate and deionized water;
[0056] Add deionized water, emulsified silicone oil, butyl acrylate, vinyl acetate, acrylonitrile, methacrylic acid, and hydroxyethyl acrylate into the reaction kettle, and stir for 45 minutes at a stirring speed of 245 r / min to obtain the prepared emulsified mixture, set aside;
[0057] The pre-emulsified mixture is equally divided into 6 batches, and cyclohexanone peroxide is also equally divided into 6 batches;
[0058] In another reaction kettle, add the other half of the deionized water and half of the sodium bicarbonate at the same time, add the first batch of pre-emulsified mixture to the reaction kettle, the stirring speed is 340r / m...
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