Joint filling adhesive for expanded perlite product insulation work and preparation method thereof
A technology of expanded perlite and a preparation method, applied in the field of building materials caulking agent, can solve the problems of large influence of environmental temperature changes, difficulty in ensuring sufficient material contact, poor stirring performance of stirring devices, etc. Construction time, the effect of improving impermeability
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Embodiment 1
[0057] Weigh 40 parts of 70-90 mesh expanded perlite particles, 20 parts of sodium silicate powder, 20 parts of wollastonite powder, 2 parts of hydroxypropyl methylcellulose, 0.2 parts of epoxy fatty acid methyl ester, 0.2 parts of polypropylene fiber, Stir with a stirring device, collect the finished product, add 100 parts of water and stir to obtain a caulking adhesive slurry.
Embodiment 2
[0059] Weigh 40 parts of 90-120 mesh expanded perlite particles, 25 parts of sodium silicate powder, 25 parts of wollastonite powder, 10 parts of alumina, 1 part of hydroxypropyl methylcellulose, and 2 parts of redispersible latex powder, 0.3 part of epoxy soybean oil, 0.1 part of polypropylene fiber, and 0.1 part of acrylic resin are stirred by a stirring device, and the finished product is collected, and 100 parts of water are added to stir to obtain a caulking adhesive slurry.
Embodiment 3
[0061] Weigh 30 parts of 70-90 mesh expanded perlite particles, 10 parts of 90-120 mesh expanded perlite particles, 25 parts of gypsum powder, 15 parts of wollastonite powder, 10 parts of heavy calcium, 2 parts of hydroxyethyl methylcellulose, 2 parts of redispersible latex powder, 0.3 part of epoxy fatty acid methyl ester, 0.2 part of polypropylene fiber, and 0.1 part of boric acid are stirred by a stirring device, and the finished product is collected, and 100 parts of water are added to stir to obtain a caulking adhesive slurry.
[0062] The performance test data of the joint sealing adhesives prepared in Examples 1 to 3 and the commercially available joint sealing adhesives under the standard laboratory are respectively taken, and the data are shown in Table 1:
[0063]
[0064] Table 1 is the performance test data of the caulking adhesives and commercially available caulking adhesives prepared in Examples 1 to 3
[0065] It can be seen from Table 1 that the performance...
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