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Air-entrapping sodium silicate perlite thermal insulation material

A thermal insulation material, sodium fume silicate technology, applied in the direction of climate sustainability, sustainable waste treatment, solid waste management, etc., can solve the problems of high hygroscopicity, poor thermal insulation effect, high strength, etc., to reduce exhaust emissions and save The effect of fuel resources

Inactive Publication Date: 2010-07-21
龙岩闽中远新型建材有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] 2. Extruded polystyrene board: good heat preservation effect, moisture resistance, high strength but expensive;
[0007] 3. Rock wool board: fireproof, flame retardant but high hygroscopicity and poor heat preservation effect;
[0008] 4. Thermal insulation mortar with rubber powder and polystyrene particles: good flame retardancy, which belongs to waste recycling but poor thermal insulation effect and high construction requirements;
[0009]5. Polyurethane foam: good waterproof, good heat preservation effect, high strength, but expensive

Method used

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  • Air-entrapping sodium silicate perlite thermal insulation material
  • Air-entrapping sodium silicate perlite thermal insulation material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041] A gas-entrained sodium perlite insulation material, comprising the following formula:

[0042] Composition Weight ratio

[0043] water glass 1

[0044] Sodium fluorosilicate 0.15

[0045] Perlite 0.5

[0046] Red mud (quick hardening cement) 0.03

[0047] h 2 o 2 (hydrogen peroxide) 0.07

[0048] Polypropylene fiber 0.007

[0049] Hydroxypropyl methylcellulose 0.003

[0050] NNO (sodium methylene dinaphthalene sulfonate) 0.003.

[0051] The manufacturing process of the gas-entrained sodium silicate perlite insulation material comprises the following steps:

[0052] Step 1: Add sodium fluorosilicate as water glass curing agent into water glass under stirring, make it pre-react for 0.5-1.0 hours at room temperature, make sodium fluorosilicate hard agglomerate, at the same time add hypromell Base cellulose, NNO and polypropylene fibers are stirred, dissolved and dispersed in water glass to form a composite water glass coagulation liquid;

[0053] Step 2: At room...

Embodiment 2

[0056] A gas-entrained sodium perlite insulation material, comprising the following formula:

[0057] Composition Weight ratio

[0058] water glass 1

[0059] Sodium fluorosilicate 0.18

[0060] Perlite 0.8

[0061] Red mud (quick hardening cement) 0.03

[0062] h 2 o 2 (hydrogen peroxide) 0.09

[0063] Polypropylene fiber 0.007

[0064] Hydroxypropyl methylcellulose 0.003

[0065] NNO (sodium methylene dinaphthalene sulfonate) 0.003.

[0066] The manufacturing process of the gas-entrained sodium perlite insulation material is the same as that of the first embodiment above.

Embodiment 3

[0068] A gas-entrained sodium perlite insulation material, comprising the following formula:

[0069] Composition Weight ratio

[0070] water glass 1

[0071] Sodium fluorosilicate 0.16

[0072] Perlite 0.7

[0073] Red mud (quick hardening cement) 0.03

[0074] h 2 o 2 (hydrogen peroxide) 0.08

[0075] Polypropylene fiber 0.007

[0076] Hydroxypropyl methylcellulose 0.003

[0077] NNO (sodium methylene dinaphthalene sulfonate) 0.003.

[0078] The manufacturing process of the gas-entrained sodium perlite insulation material is the same as that of the first embodiment above.

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Abstract

The invention discloses an air-entrapping sodium silicate perlite thermal insulation material, comprising the following formula according to proportion by weight: sodium silicate: sodium fluosilicate: perlite: red mud: H2O2: polypropylene fiber: hydroxypropyl methyl cellulose: NNO is equal to 1:0.15-0.18:0.5-0.8:0.03:0.07-0.09:0.07:0.003:0.003. The invention has the advantages of heat preservation, fire protection, favorable heat insulation effect, light weight, large compression strength, low cost, and energy saving, environment protection and economy for production and use.

Description

【Technical field】 [0001] The invention relates to a building material, in particular to an aerated sodium silicate perlite thermal insulation material. 【Background technique】 [0002] Construction is one of the basic industries of the country's economic development. In addition to considering the technical science of the building itself, modern housing construction has become a focus of attention on the energy-saving, environmental protection, regeneration and economy of the building insulation materials used. Important issues, but also aroused the country's great attention. [0003] The so-called thermal insulation mainly relies on thermal insulation materials as building envelope. The development and application of high-efficiency thermal insulation materials is an effective measure to ensure building energy conservation. With the vigorous development of the construction industry, the demand for thermal insulation materials is increasing day by day, and the market prospec...

Claims

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Application Information

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IPC IPC(8): C04B28/26C04B14/18C04B22/12C04B22/06C04B24/38
CPCC04B2111/28C04B28/26Y02W30/91
Inventor 陈冠廷
Owner 龙岩闽中远新型建材有限公司