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Method for preparing fireproof heat insulation sintering building block

A technology of fireproofing and heat preservation and building blocks, which is applied in the direction of building materials, etc., can solve the problems of cumbersome operation, insufficient heat preservation, high thermal conductivity, etc., and achieve the effect of simplifying the construction procedure, enhancing the effect of thermal resistance, and low thermal conductivity

Inactive Publication Date: 2012-07-04
ZOUPING YONGHE NEW BUILDING MATERIAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The disadvantage is that the thermal insulation cannot meet the national energy-saving standard of 65%, and the thermal conductivity is too high; the thermal insulation method is external thermal insulation, and the external thermal insulation must meet the A-level fire protection standard, and the cost is very high; the operation is too cumbersome and difficult to construct

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] A method for preparing a fire-proof and heat-retaining sintered block, comprising the following steps:

[0014] Firstly, prepare the block body with insulation holes;

[0015] Secondly, fill the insulation hole of the block body obtained in the previous step with urea-formaldehyde resin with fireproof and thermal insulation effects.

[0016] There are two groups of insulation holes on the block body.

[0017] The compressive strength Mu is greater than 3.5MPa and less than 5.0MPa, the water absorption coefficient is less than or equal to 0.76, slightly frosted, and the thermal conductivity is less than 0.5.

Embodiment 2

[0019] A method for preparing a fire-proof and heat-retaining sintered block, comprising the following steps:

[0020] Firstly, prepare the block body with insulation holes;

[0021] Secondly, fill the heat preservation hole of the block body obtained in the previous step with urea-formaldehyde resin with heat preservation effect.

[0022] There are three groups of insulation holes on the block body.

[0023] The compressive strength is greater than 3.5MPa and less than 5MPa, the water absorption coefficient is less than or equal to 0.56, slightly frosted, and the thermal conductivity is less than or equal to 0.45.

Embodiment 3

[0025] A method for preparing a fire-proof and heat-retaining sintered block, comprising the following steps:

[0026] Firstly, prepare the block body with insulation holes;

[0027] Secondly, fill the heat preservation hole of the block body obtained in the previous step with urea-formaldehyde resin with heat preservation effect.

[0028] There are at least four sets of insulation holes on the block body.

[0029] The compressive strength is greater than 3.5MPa and less than 20MPa, the water absorption coefficient is not greater than 0.4, slightly frosted, and the thermal conductivity is less than or equal to 0.35.

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Abstract

The invention relates to a method for preparing a fireproof heat insulation sintering building block, which comprises the following steps of: firstly, preparing a building block body provided with a heat insulation hole; and then, filling urea resin with a heat insulation effect into the heat insulation hole of the building block body prepared in the previous step. The method has the characteristics of being good in heat insulation performance, good in fireproof performance and convenient in construction.

Description

technical field [0001] The invention belongs to the technical field of building materials, and in particular relates to a method for preparing a fire-proof and heat-retaining sintered block. Background technique [0002] At present, the existing sintered block is hollow in shape, and its components are mainly coal gangue, shale and a small amount of secondary coal. The disadvantage is that the heat preservation can not meet the national standard of 65% energy saving, and the thermal conductivity is too high; Contents of the invention [0003] In order to overcome the deficiencies of the prior art above, the object of the present invention is to provide a method for preparing a fireproof and heat-retaining sintered block, which has the characteristics of good fireproof performance, good heat preservation effect and low thermal conductivity. [0004] In order to achieve the above object, the technical solution adopted in the present invention is: a method for preparing a fi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E04C1/41
Inventor 鄢亮
Owner ZOUPING YONGHE NEW BUILDING MATERIAL
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