A kind of high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar and preparation method thereof
A technology of self-leveling mortar, thermal insulation and sound insulation, which is applied in the direction of ceramic products, other household utensils, sustainable waste treatment, etc., can solve the problems of ground insulation and poor sound insulation effect, and achieve good sound insulation performance, less materials, and reduced ground thickness. small effect
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[0051] In order to better understand the high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar in the present invention, the present invention also specifically provides a preparation method of high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar. The preparation method includes the following steps:
[0052] Step S1: Weigh building gypsum, cement, and fly ash in a container according to the ratio, and after stirring and mixing evenly, add gypsum retarder, rubber powder, defoaming agent, water reducing agent and foaming agent in turn, and stir and mix evenly. , to obtain dry powder.
[0053] In a specific embodiment of the present invention, the preparation method of building gypsum in step S1 is: the desulfurized gypsum is heated at 105-150°C (such as 110°C, 115°C, 120°C, 125°C, 130°C, 135°C, 140°C, 145°C) ℃) calcined for 1~2h (such as 1.1h, 1.2h, 1.3h, 1.4h, 1.5h, 1.6h, 1.7h, 1.8h, 1.9h), cooled to room temp...
Embodiment 1
[0060] This embodiment provides a high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar, including dry powder, polyphenylene particles and water;
[0061] In parts by weight, the dry powder of gypsum-based self-leveling mortar includes the following components: 80 parts of building gypsum, 10 parts of cement, 10 parts of fly ash, 0.1 part of gypsum retarder, 0.15 part of rubber powder, defoamer 0.05 part, water reducing agent 0.2 part, foaming agent 0.3 part.
[0062] The preparation method of high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar in this embodiment comprises the following steps:
[0063] Step S1, weigh 80kg of building gypsum, 10kg of cement, and 10kg of fly ash in a container according to the proportioning, and after stirring and mixing evenly, add 0.1kg of gypsum retarder, 0.15kg of rubber powder, 0.05kg of defoamer, and water reducing agent successively. 0.2kg of agent and 0.3kg of foaming...
Embodiment 2
[0070] This embodiment provides a high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar, including dry powder, polyphenylene particles and water;
[0071] In parts by weight, the dry powder of gypsum-based self-leveling mortar includes the following components: 85 parts of building gypsum, 5 parts of cement, 10 parts of fly ash, 0.1 part of gypsum retarder, 0.15 part of rubber powder, defoamer 0.1 part, 0.2 part of water reducing agent, 0.3 part of foaming agent.
[0072] The preparation method of high-strength thermal insulation and sound insulation gypsum-based self-leveling mortar in this embodiment comprises the following steps:
[0073] Step S1, weigh 85kg of building gypsum, 5kg of cement, and 10kg of fly ash in a container according to the proportioning, and after stirring and mixing, add 0.1kg of gypsum retarder, 0.15kg of rubber powder, 0.1kg of defoamer, and 0.1kg of water reducing agent successively. 0.2kg of agent and 0.3kg of foa...
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