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Flame-retardant heat insulation material for heating pipeline and preparation method thereof

A flame retardant thermal insulation and pipeline technology, applied in the field of thermal insulation materials, can solve problems such as unsatisfactory performance, high thermal conductivity, stress cracking, etc., and achieve the effect of outstanding thermal insulation effect, low expansion coefficient, and improved flame retardant properties.

Inactive Publication Date: 2018-07-24
HEBEI JIASHICHENG ENERGY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the currently used materials are not ideal in various properties, especially in terms of heat preservation, acid and alkali resistance, weather resistance, etc., which cannot meet people's needs. defect

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] A kind of flame-retardant insulation material for heating pipes of the present embodiment comprises the following raw materials in parts by weight:

[0043]10 parts of acidified clay, 100 parts of compound resin, 4 parts of ethyl acetate, 10 parts of propylene glycol methyl ether, 4 parts of absolute ethanol, 6 parts of methyl methacrylate, 8 parts of inorganic water repellent, 7 parts of ceramic hollow microspheres, 11 parts of flame retardant additives, 5 parts of mineral waste filler, 3 parts of waste rock wool, and 5 parts of processing aids.

[0044] The preparation method of the acidified clay in this example is as follows: according to parts by weight, 7 parts of attapulgite, 2 parts of red mud, 1 part of red clay, 3 parts of rock mud, 2 parts of volcanic ash and 7 parts of sulfuric acid solution with a volume concentration of 18% Add it to a high-speed mixer and stir for 20 minutes, rinse with water, dry in the sun, and crush through a 100-mesh sieve.

[0045] ...

Embodiment 2

[0059] A kind of flame-retardant insulation material for heating pipes of the present embodiment comprises the following raw materials in parts by weight:

[0060] 20 parts of acidified clay, 120 parts of compound resin, 6 parts of ethyl acetate, 14 parts of propylene glycol methyl ether, 6 parts of absolute ethanol, 8 parts of methyl methacrylate, 10 parts of inorganic water repellent, 9 parts of ceramic hollow microspheres, 15 parts of flame retardant additives, 7 parts of mineral waste filler, 5 parts of waste rock wool, 9 parts of processing aids.

[0061] The preparation method of the acidified clay in this example is as follows: according to parts by weight, 9 parts of attapulgite, 4 parts of red mud, 3 parts of red clay, 5 parts of rock mud, 4 parts of pozzolan and 9 parts of sulfuric acid solution with a volume concentration of 18% Add it to a high-speed mixer and stir for 30 minutes, rinse with water, dry in the sun, and crush through a 100-mesh sieve.

[0062] The c...

Embodiment 3

[0076] A kind of flame-retardant insulation material for heating pipes of the present embodiment comprises the following raw materials in parts by weight:

[0077] 15 parts of acidified clay, 110 parts of compound resin, 5 parts of ethyl acetate, 12 parts of propylene glycol methyl ether, 5 parts of absolute ethanol, 7 parts of methyl methacrylate, 9 parts of inorganic water repellent, 8 parts of ceramic hollow microspheres, 13 parts of flame retardant additives, 6 parts of mineral waste filler, 4 parts of waste rock wool, 7 parts of processing aids.

[0078] The preparation method of the acidified clay in this example is as follows: 8 parts by weight of attapulgite, 3 parts of red mud, 2 parts of red clay, 4 parts of rock mud, 3 parts of volcanic ash and 8 parts of sulfuric acid solution with a volume concentration of 18%. Add it into a high-speed mixer and stir for 25 minutes, rinse with water, dry in the sun, and crush through a 100-mesh sieve.

[0079] The composite resin...

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Abstract

The invention discloses a flame-retardant heat insulation material for a heating pipeline and a preparation method thereof. The flame-retardant heat insulation material is prepared from the followingraw materials in parts by weight: 10 to 20 parts of acidified clay, 100 to 120 parts of compound resin, 4 to 6 parts of ethyl acetate, 10 to 14 parts of propylene glycol methyl ether, 4 to 6 parts ofanhydrous ethyl alcohol, 6 to 8 parts of methyl methacrylate, 8 to 10 parts of inorganic waterproof agent, 7 to 9 parts of ceramic hollow microsphere, 11 to 15 parts of flame-retardant additive, 5 to7 parts of mineral waste residue filler, 3 to 5 parts of waste rock wool, and 5 to 9 parts of processing additive. The flame-retardant heat insulation material has the advantages that the heat conduction coefficient is very low, the heat insulation effect is outstanding, the corrosion-resistant property and freezing-resistant property are excellent, the mechanical property is excellent, the material is safe and environment-friendly, the anti-static electricity property, abrasion-resistant property and aging-resistant property are realized, the service life is longer, and the comprehensive property is excellent. The preparation method has the advantages that the raw materials are easy to obtain, the technology is simple, the practical value is higher, and the application prospect is good.

Description

technical field [0001] The invention relates to the technical field of thermal insulation materials, in particular to a flame-retardant thermal insulation material for heating pipes and a preparation method thereof. Background technique [0002] With the continuous advancement of my country's urbanization process, infrastructure construction is also continuously carried out. The huge demand for resources such as cement, steel, and building materials in infrastructure construction has greatly promoted the development of related industries. Among them, the huge demand for energy and resources and the rapid development of pipeline transportation technology have also made great progress in the related pipe industry, including power pipes, water supply pipes, heating pipes, drainage pipes, oil pipes, etc. [0003] At present, in the construction of the heating pipe network, the main heating pipes used are metal pipes, which have long service life, high structural strength, and ex...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/12C08L23/06C08L63/00C08L51/08C08L91/06C08L71/00C08K13/08C08K11/00C08K9/02C08K3/34C08K7/24C08K3/38C08K3/32C08K5/06C08K5/101
CPCC08L23/12C08K2003/323C08K2003/387C08L2201/02C08L2201/04C08L2201/08C08L2205/035C08L23/06C08L63/00C08L51/08C08L91/06C08L71/00C08K13/08C08K11/005C08K9/02C08K3/346C08K7/24C08K3/38C08K3/32C08K5/06C08K5/101
Inventor 白莉莉
Owner HEBEI JIASHICHENG ENERGY TECH CO LTD
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