Preparation method of engineering thermal-insulation material based on thermochemical energy storage

A technology of thermal insulation materials and energy storage materials, which is applied in the field of engineering thermal insulation materials, can solve the problems of complex preparation methods, degradation of thermal insulation performance, and high cost, and achieve the effects of promoting effective compounding, excellent thermal insulation performance, and small seasonal effects

Inactive Publication Date: 2018-01-30
DONGGUAN LIANZHOU INTPROP OPERATION MANAGEMENT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The present invention uses cork powder, salt gypsum and pumice, sodium metaaluminate, polyvinyl alcohol, bone glue powder, plant ash and other raw materials to form thermal insulation mortar, which has excellent thermal insulation performance and bonding performance, and also has good durability Aging and crack resistance, long service life, but its preparation method is relatively complicated, and the cost is high, with the alternation of seasons, the thermal insulation performance will be degraded

Method used

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  • Preparation method of engineering thermal-insulation material based on thermochemical energy storage

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Embodiment 1

[0028] A method for preparing an engineering thermal insulation material based on thermochemical energy storage, comprising the following steps:

[0029] (1) Mix zeolite molecular sieve and distilled water, ultrasonicate at 1000W for 30min, sonicate, stand still for 5h, centrifuge, dry, and seal and store; wherein, the mass ratio of distilled water to zeolite powder molecular sieve is 1.1:1; the drying temperature is 150 ℃, drying time is 10h;

[0030] (2) Anhydrous magnesium sulfate and distilled water are mixed and stirred until the solid dissolves to obtain a magnesium sulfate solution; wherein, the mass ratio of the distilled water and anhydrous magnesium sulfate is 18:1;

[0031] (3) adding the zeolite molecular sieve treated in step (1) into the magnesium sulfate solution prepared in step (2) and impregnating for 12 hours, after the impregnation is completed, drying at 120° C., sealing and storing, and obtaining a thermochemical energy storage material; wherein, The mas...

Embodiment 2

[0036] A method for preparing an engineering thermal insulation material based on thermochemical energy storage, comprising the following steps:

[0037] (1) Mix zeolite molecular sieve and distilled water, ultrasonicate at 1000W for 30min, sonicate, stand still for 7h, centrifuge, dry, and seal and store; wherein, the mass ratio of distilled water to zeolite powder molecular sieve is 3:1; the drying temperature is 300 ℃, drying time is 10h;

[0038] (2) Anhydrous magnesium sulfate and distilled water are mixed and stirred until the solid is dissolved to obtain a magnesium sulfate solution; wherein, the mass ratio of the distilled water and anhydrous magnesium sulfate is 23:1;

[0039] (3) adding the zeolite molecular sieve treated in step (1) into the magnesium sulfate solution prepared in step (2) and impregnating for 15 hours, after the impregnation is completed, drying at 300° C., sealing and storing, and obtaining a thermochemical energy storage material; wherein, The ma...

Embodiment 3

[0044] A method for preparing an engineering thermal insulation material based on thermochemical energy storage, comprising the following steps:

[0045] (1) Mix zeolite molecular sieves with distilled water, ultrasonicate at 1000W for 30min, sonicate, stand still for 5.5h, centrifuge, dry, and seal and store; wherein, the mass ratio of distilled water to zeolite powder molecular sieves is 1.5:1; the drying temperature is 180℃, drying time is 7h;

[0046] (2) Anhydrous magnesium sulfate and distilled water are mixed and stirred until the solid is dissolved to obtain a magnesium sulfate solution; wherein, the mass ratio of the distilled water and anhydrous magnesium sulfate is 19:1;

[0047](3) adding the zeolite molecular sieve treated in step (1) into the magnesium sulfate solution prepared in step (2) and dipping for 13 hours, after the dipping is completed, drying at 150° C., sealing and storing, to obtain a thermochemical energy storage material; wherein, The mass ratio o...

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Abstract

The invention discloses a preparation method of an engineering thermal-insulation material based on thermochemical energy storage. The method includes: preparing a thermochemical-energy-storage material, and preparing modified monazite powder; mixing and stirring slag, fly ash, hollow carbon fibers, the thermochemical-energy-storage material, the modified monazite powder, gypsum and Portland cement, placing into a three-roller grinder, adding distilled water, grinding for 1 hour, performing vacuum drying, and grinding and sieving the dried material to obtain the engineering thermal-insulationmaterial. The engineering thermal-insulation material prepared by the method is excellent in thermal-insulation performance, good in impact resistance, good in aging resistance and cracking resistanceand low in preparation cost.

Description

Technical field: [0001] The invention relates to the field of engineering thermal insulation materials, in particular to a method for preparing an engineering thermal insulation material based on thermochemical energy storage. Background technique: [0002] In the prior art, many projects are equipped with thermal insulation materials. The thermal insulation materials often use inorganic thermal insulation materials such as expanded perlite. This type of material has good fire resistance, but the thermal insulation performance is average; and the raw materials of commonly used thermal insulation materials are not environmentally friendly. , often volatilize some harmful substances, and the preparation cost is also high. [0003] Patent 201610425056.0 discloses a salt-gypsum-based thermal insulation mortar containing cork powder and its preparation method, which is made of the following raw materials in parts by weight: converter steel slag 18-26, cork powder 15-25, dolomite ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B28/04
Inventor 陈东进
Owner DONGGUAN LIANZHOU INTPROP OPERATION MANAGEMENT CO LTD
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