Low-temperature anti-crystalized structural adhesive and preparation method thereof
A technology of anti-crystallization and structural adhesives, applied in the direction of adhesives, epoxy resin adhesives, adhesive types, etc., can solve the problems of epichlorohydrin, such as strong odor, low ambient temperature, and strong corrosion, and achieve simple and easy preparation methods Line, reduce production costs, reduce the effect of shrinkage
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Example Embodiment
[0024] Example 1:
[0025] The low-temperature anti-crystallizing structural adhesive provided in this embodiment is formed by mixing the A component and the B component at a weight ratio of 2:1; among them:
[0026] The A component is composed of the following raw materials by weight:
[0027]
[0028] The B component is composed of the following raw materials by weight:
[0029]
[0030] Preparation:
[0031] 1) Preparation of component A: first weigh the raw materials in component A according to the above weight, and then combine bisphenol A epoxy resin, bisphenol F epoxy resin, diglycidyl ether, and dibutyl phthalate And γ-aminopropyltriethoxysilane are added to the mixer and stirred evenly, then add fumed silica, finally add quartz powder until it is evenly stirred, and package;
[0032] 2) Preparation of component B: Weigh the raw materials in component B according to the above ratio, then add the menthane diamine and 2,4,6-tris (dimethylaminomethyl) phenol into the mixer and stir...
Example Embodiment
[0034] Example 2:
[0035] The low-temperature anti-crystallizing structural adhesive provided in this embodiment is formed by mixing the A component and the B component at a weight ratio of 2:1; among them:
[0036] The A component is composed of the following raw materials by weight:
[0037]
[0038]
[0039] Preparation:
[0040] 1) Preparation of component A: first weigh the raw materials in component A according to the above weight, and then combine bisphenol A epoxy resin, bisphenol F epoxy resin, polyethylene glycol diglycidyl ether, and phthalic acid Dioctyl formate and γ-glycidoxypropyl triethoxysilane are added to the mixer and stirred evenly, then added fumed silica, and finally quartz sand is added until it is evenly stirred and packaged;
[0041] 2) Preparation of component B: Weigh the raw materials in component B according to the above ratio, then add QS-J002R and resorcinol to the mixer and stir evenly, then add bentonite, and finally add quartz sand until it is evenly...
Example Embodiment
[0043] Example 3:
[0044] The low-temperature anti-crystallizing structural adhesive provided in this embodiment is formed by mixing the A component and the B component at a weight ratio of 2:1; among them:
[0045] The A component is composed of the following raw materials by weight:
[0046]
[0047]
[0048] The B component is composed of the following raw materials by weight:
[0049]
[0050] Preparation:
[0051] 1) Preparation of component A: first weigh the raw materials in component A according to the above weight, and then combine bisphenol A epoxy resin, bisphenol F epoxy resin, polypropylene glycol diglycidyl ether, polysulfide rubber and γ -Propyltrimethylsilane is added to the mixer and stirred evenly, then fumed silica is added, and finally silicon micropowder is added until it is evenly stirred and packaged;
[0052] 2) Preparation of component B: Weigh the raw materials in component B according to the above ratio, then add QS-J004R and boron trifluoride monoethylamine ...
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