Phase-transition self-temperature-regulating heat-preserving facing brick of external wall and manufacturing method thereof
An external wall thermal insulation and facing brick technology is applied in the field of building wall thermal insulation materials, which can solve the problems affecting the use effect and service life of phase change materials, the encapsulation technology has not been ideally solved, and restricting the popularization and application of phase change materials. , to solve the degradation of thermophysical properties and leakage problems, good environmental protection and light weight.
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Embodiment 1
[0028] In the production of the phase-change self-regulating exterior wall thermal insulation facing brick of the present invention, the proportioning of each raw material of the phase-change thermal insulation layer can be: 220 parts of shell-type expanded perlite thermal insulation aggregates, 35 parts of phase-change temperature-regulating aggregates, 170 parts of cement. The proportioning ratio of the phase change core material and the encapsulation shell material is: phase change core material: encapsulation shell material = 2: 1; the weight ratio of each raw material in the preparation of the phase change core material is: 55 parts of paraffin wax, expanded pearl 30 parts of rock particles, 5 parts of polysilica sintering material; the weight ratio of each raw material in the production of packaging shell material is: 40 parts of aluminum sulfate, 50 parts of sodium silicate, and 3 parts of emulsifier. In the production of the inorganic facing layer, the weight ratio of ...
Embodiment 2
[0031] In the production of phase-change self-regulating exterior wall thermal insulation facing bricks of the present invention, the ratio of the raw materials of the phase-change thermal insulation layer can also be: 240 parts of shell-type expanded perlite thermal insulation aggregate, 40 parts of phase-change temperature-regulating aggregate , 180 parts of cement. The proportioning ratio of the phase-change core material and the encapsulation shell material is: phase-change core material: encapsulation shell material=3:1.2; the weight ratio of each raw material in the preparation of the phase-change core material is: paraffin wax 57 parts, expanded pearl 33 parts of rock particles, 10 parts of slag material; the weight ratio of each raw material in the production of packaging shell material is: 42 parts of aluminum sulfate, 53 parts of sodium silicate, and 4 parts of emulsifier. In the production of the inorganic facing layer, the weight ratio of each raw material can be: ...
Embodiment 3
[0033] In the production of phase-change self-regulating exterior wall thermal insulation facing bricks of the present invention, the ratio of each raw material can also be: 260 parts of shell-type expanded perlite thermal insulation aggregate, 45 parts of phase-change temperature-regulating aggregate, and 190 parts of cement . The proportioning ratio of the phase-change core material and the encapsulation shell material is: phase-change core material: encapsulation shell material=4:1.5; the weight ratio of each raw material in the preparation of the phase-change core material is: 60 parts of saturated fatty acid, expansion 35 parts of perlite particles, 15 parts of slag material; the weight ratio of each raw material in the production of packaging shell material is: 45 parts of aluminum sulfate, 55 parts of sodium silicate, and 5 parts of emulsifier. In the production of the inorganic facing layer, the weight ratio of each raw material can be: 50 parts of quartz sand, 15 part...
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