Polymer fluorogypsum-based machine-spray thermal insulation mortar and preparation method thereof
A technology of thermal insulation mortar and fluorogypsum, which is applied in the field of composite thermal insulation materials, can solve the problems of poor cohesion of mortar, slow hydration process, and limited use, so as to enhance water resistance, water retention and viscosity, prevent bleeding effect
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[0013] Example 1
[0014] By weight, weigh 69 parts of fluorogypsum powder, 4 parts of quicklime, 8 parts of cement, 16 parts of fly ash, 1.0 part of instant sodium silicate, 0.2 part of hydroxypropyl methylcellulose, viscosity of 200000mpa.s, α -0.6 parts of starch, 0.8 parts of vinyl acetate-ethylene copolymer latex powder, put into the multifunctional dry powder mixer, mix and stir for 10 minutes to obtain a well-mixed thermal insulation mortar master batch, then put the master batch into the mortar mixer, add water 56 After mixing and stirring for 3 minutes, the speed of the mixer is 60 rpm, and then 1.9 parts of EPS particles are put in, the speed of the mixer is 60 rpm, and the mixture is stirred for 5 minutes to obtain the polymer fluorogypsum-based machine sprayed thermal insulation mortar.
Example Embodiment
[0015] Example 2
[0016] By weight, weigh 63 parts of fluorogypsum powder, 4 parts of quicklime, 10 parts of cement, 20 parts of fly ash, 1.5 parts of instant sodium silicate, 0.25 parts of hydroxypropyl methylcellulose, and the viscosity is 200,000mpa.s, α -0.6 parts of starch, 0.8 parts of vinyl acetate-ethylene copolymer latex powder, put into the multifunctional dry powder mixer, mix and stir for 10 minutes to obtain a well-mixed thermal insulation mortar master batch, then put the master batch into the mortar mixer, add water 56 After mixing and stirring for 3 minutes, the speed of the mixer is 60 rpm, and then 1.9 parts of EPS particles are put in, the speed of the mixer is 60 rpm, and the mixture is stirred for 5 minutes to obtain the polymer fluorogypsum-based machine sprayed thermal insulation mortar.
Example Embodiment
[0017] Example 3
[0018] By weight, weigh 69 parts of fluorogypsum powder, 4 parts of quicklime, 8 parts of cement, 16 parts of fly ash, 1.0 part of instant sodium silicate, 0.2 part of hydroxypropyl methylcellulose, viscosity of 200000mpa.s, α -0.6 parts of starch and 0.8 parts of vinyl acetate-ethylene copolymer latex powder, put them into the multifunctional dry powder mixer, mix and stir for 10 minutes to obtain a well-mixed thermal insulation mortar master batch, then put the master batch into the mortar mixer and add water 54 After mixing and stirring for 3 minutes, the speed of the mixer is 60 rpm, and then 1.4 parts of EPS particles are added, the speed of the mixer is 60 rpm, and the mixture is stirred for 5 minutes to obtain the polymer fluorogypsum-based machine sprayed thermal insulation mortar.
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