Mortar additive and production process thereof
A mortar additive and production process technology, applied in the field of building materials, can solve the problems of surface pulverization and bond strength decrease, air-entraining agent has no water retention effect, and mortar compactness decreases, so as to achieve good water retention and slurry stability High, not easy to scratch the effect
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Embodiment 1
[0045] Present embodiment provides a kind of by weight, and mortar additive comprises following components:
[0046] 3.2 parts of methyl hydroxyethyl cellulose ether;
[0047] 4 parts of methyl cellulose ether;
[0048] 22.1 parts of vinyl acetate-ethylene copolymer;
[0049] 30 parts of vinyl acetate homopolymer;
[0050] 40.4 parts of sodium bentonite;
[0051] Alkylbenzene sulfonates 0.3 parts.
[0052] Its production process is as follows:
[0053] Step 1, weigh 3.2kg of methyl hydroxyethyl cellulose ether, 4kg of methyl cellulose ether, 22.1kg of vinyl acetate-ethylene copolymer, 30kg of vinyl acetate homopolymer, 40.4kg of sodium bentonite, alkyl 0.3kg of benzenesulfonates;
[0054] Step 2, put methyl hydroxyethyl cellulose ether, methyl cellulose ether, vinyl acetate-ethylene copolymer, vinyl acetate homopolymer, sodium bentonite and alkylbenzene sulfonate into the conical double In the spiral mixer, stir and stir for 10 minutes; wherein, the alkylbenzene sulfona...
Embodiment 2
[0058] Present embodiment provides a kind of by weight, and mortar additive comprises following components:
[0059] 3.2 parts of hydroxyethyl cellulose ether;
[0060] 5.3 parts of hydroxypropyl methylcellulose ether;
[0061] 18.1 parts of styrene-butadiene copolymer;
[0062] 26.3 parts of acrylate-styrene copolymer;
[0063]15.5 parts of sodium bentonite;
[0064] 31.3 parts of lithium-based bentonite;
[0065] 0.1 part of nonionic surfactant;
[0066] Alkylphenol ethylene oxide condensates 0.2 parts.
[0067] Its production process is as follows:
[0068] Step 1, weigh 3.2kg of hydroxyethyl cellulose ether, 5.3kg of hydroxypropyl methyl cellulose ether, 18.1kg of styrene-butadiene copolymer, 26.3kg of acrylate-styrene copolymer, sodium bentonite 15.5kg, lithium bentonite 31.3kg, nonionic surfactant 0.1kg, alkylphenol ethylene oxide condensate 0.2kg;
[0069] Step 2, hydroxyethyl cellulose ether, hydroxypropyl methyl cellulose ether, styrene-butadiene copolymer, ac...
Embodiment 3
[0073] Present embodiment provides a kind of by weight, and mortar additive comprises following components:
[0074] 1.5 parts of hydroxyethyl cellulose ether;
[0075] 3.3 parts of methyl cellulose ether;
[0076] 19 parts of vinyl acetate homopolymer;
[0077] 30.3 parts of acrylate-styrene copolymer;
[0078] 20 parts of sodium bentonite;
[0079] 25.5 parts of calcium-based bentonite;
[0080] 0.2 part of nonionic surfactant;
[0081] Woody cyclic salts 0.2 parts.
[0082] Its production process is as follows:
[0083] Step 1, weigh 1.5 kg of hydroxyethyl cellulose ether, 3.3 kg of methyl cellulose ether, 19 kg of vinyl acetate homopolymer, 30.3 kg of acrylate-styrene copolymer, 20 kg of sodium bentonite, and 25.5 kg of calcium bentonite kg, 0.2kg of non-ionic surfactant, 0.2kg of lignocycline salts;
[0084] Step 2, hydroxyethyl cellulose ether, methyl cellulose ether, vinyl acetate homopolymer, acrylate-styrene copolymer, sodium-based bentonite, calcium-based ben...
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