Weather-resistant water-based adhesive and preparation method thereof
An adhesive and weather resistance technology, applied in the direction of monocarboxylate copolymer adhesives, adhesive types, polymer adhesive additives, etc., can solve the problem of low bonding strength, low free formaldehyde content, heat In order to improve the bonding strength and water resistance, improve the water resistance and environmental protection performance, and improve the bonding strength
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Embodiment 1
[0039] (1) Weigh each component according to the following weight ratio:
[0040] Deionized water 40%
[0041] Sodium acetate 0.01%
[0042] Disodium hydrogen phosphate dodecahydrate 0.05%
[0043] Protective colloid polyvinyl alcohol RS-2117 5%
[0044] Tartaric acid 0.3%
[0045] Cross-linking agent FeSO 4 0.003%
[0046] Vinyl acetate 52.972%
[0047] Cross-linking monomer styrene 0.005%
[0048] Hydrogen peroxide 0.1%
[0049] Antifungal agent Bactericidal preservative Huake-983 0.05%
[0050] Defoamer water-based defoamer Defom W-052 0.01%
[0051] Coalescent 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate 1.5%;
[0052] (2) The weighed cross-linking agent FeSO 4Prepare the cross-linking agent FeSO with a mass concentration of 1% with deionized water 4 solution, ready to use;
[0053] (3) Add and prepare FeSO in the reactor 4 For the remaining deionized water after the solution, start stirring and add all sodium acetate, disodi...
Embodiment 2
[0058] (1) Weigh each component according to the following weight ratio:
[0059] Deionized water 52.638%
[0060] Sodium acetate 0.02%
[0061] Disodium hydrogen phosphate dodecahydrate 0.15%
[0062] Protective colloid polyvinyl alcohol RS-2117 3%
[0063] Tartaric acid 0.3%
[0064] Cross-linking agent FeSO 4 0.005%
[0065] Vinyl acetate 40%
[0066] Cross-linking monomer styrene 0.007%
[0067] Hydrogen peroxide 0.2%
[0068] Antifungal agent Bactericidal preservative Promex CHS4 0.15%
[0069] Defoamer water-based defoamer DEFOMEX 2063 0.03%
[0070] Coalescing agent diethylene glycol dibenzoate 3.5%;
[0071] (2) The weighed cross-linking agent FeSO 4 Prepare the cross-linking agent FeSO with a mass concentration of 1% with deionized water 4 solution, ready to use;
[0072] (3) Add and prepare FeSO in the reactor 4 For the remaining deionized water after the solution, turn on the machine and stir to add all the sodium acetate...
Embodiment 3
[0077] (1) Weigh each component according to the following weight ratio:
[0078] Deionized water 55%
[0079] Sodium acetate 0.01%
[0080] Disodium hydrogen phosphate dodecahydrate 0.05%
[0081] Protective colloid polyvinyl alcohol RS-2117 3%
[0082] Tartaric acid 0.15%
[0083] Cross-linking agent FeSO 4 0.003%
[0084] Vinyl acetate 40.122%
[0085] Cross-linking monomer styrene 0.005%
[0086] Hydrogen peroxide 0.1%
[0087] Antifungal agent Bactericidal preservative Promex CHS4 0.05%
[0088] Defoamer water-based defoamer DEFOMEX 2063 0.01%
[0089] Coalescing agent diethylene glycol dibenzoate 1.5%;
[0090] (2) The weighed cross-linking agent FeSO 4 Prepare the cross-linking agent FeSO with a mass concentration of 1% with deionized water 4 solution, ready to use;
[0091] (3) Add and prepare FeSO in the reactor 4 For the remaining deionized water after the solution, turn on the machine and stir to add all the sodium acetat...
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