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Fibre reinforcement plate composite foaming cement thermal insulation bricklaying and production method thereof

A composite foam cement and fiber-reinforced technology, applied to building materials, etc., can solve the problems of flammability, high cost, and non-flammability, and achieve the effects of easy handling and construction, improved molding ability, and improved compressive strength

Inactive Publication Date: 2008-02-13
刘祥臣
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Traditional building insulation generally uses aerated concrete blocks, polystyrene, extruded plastic insulation boards, and polyurethane insulation materials. The thermal conductivity of aerated concrete blocks is 0.16Kcal / mh℃. Such a large thermal coefficient, if you want to achieve According to the requirement of energy saving of more than 50% stipulated in the wall insulation system technology of the Ministry of Construction, it needs to be processed into blocks with a thickness greater than 300mm, which cannot be applied in wall construction; polystyrene and extruded insulation board series, thermal conductivity The temperature of the polystyrene board is 0.058-0.060 Kcal / mh℃, and that of the extruded plastic board is 0.028-0.03Kcal / mh℃. After the material has been leveled with cement mortar on the completed wall, polymer bonding mortar is applied to paste the plate, and then fixed with rivets, mesh cloth is pasted, and the anti-cracking mortar is applied on the cover. The process is cumbersome and the cost is high. At the same time, it is fatal The disadvantage is that it is very flammable and does not meet the safety requirements of building materials, so its application is limited; polyurethane insulation materials are non-flammable and self-extinguishing, and other characteristics are the same as polystyrene and extruded insulation boards; therefore, existing building insulation is not suitable current needs

Method used

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  • Fibre reinforcement plate composite foaming cement thermal insulation bricklaying and production method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0015] Example 1, a fiber-reinforced board composite foamed cement insulation masonry, which is composed of a fiber-reinforced board 1 and a foamed cement layer 2, two layers of fiber-reinforced boards 1 are fixedly combined with a foamed cement layer 2, and the foamed cement layer Layer 2 is mixed with reinforcement additive 3, which is one or any two or three of vitrified microbeads, fibers, and high molecular polymers. It is a mixture of foamed cement raw materials , stir evenly, and directly foam between the two fiber reinforced boards in the mold to form a foamed cement layer, so that the two sides of the foamed cement layer are respectively fixed with one side of the two fiber reinforced boards. In this embodiment, it is at 600 Place two fiber-reinforced cement boards of 600×600×20mm in a mold of ×600×250mm, use conventional known technology of animal protein foamed cement, add 2% of raw material weight fibers to the raw materials and mix them evenly, and inject them into...

Embodiment 2

[0016] Example 2, a fiber-reinforced board composite foamed cement insulation masonry is based on Example 1. In this example, two sheets of 300×300×30mm silicic acid are placed in a mold of 300×300×250mm Calcium board, using the conventional known technology of plant foaming cement, adding 20% ​​of the raw material weight polymer to the raw material and mixing evenly, injecting it between the two boards in the mold to make the total thickness reach 240mm, place it for curing and curing, and it will be ready after 28 days Can be used, the compressive strength of the foamed cement layer is 28Kg / cm 2 .

Embodiment 3

[0017] Embodiment 3, a fiber-reinforced board composite foamed cement insulation masonry is based on Embodiment 1. In this embodiment, two 1200×600×30mm blister particleboards are placed in a mold of 1200×600×250mm , using the conventional known technology of plant foam cement, add vitrified microspheres with 40% of the weight of the raw materials to the raw materials and mix them evenly, then inject them between the two plates in the mold, so that the total thickness reaches 240mm, place them for curing and curing, and they can be used after 28 days , the compressive strength of the foamed cement layer is 38Kg / cm 2 .

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Abstract

The invention discloses a fiber reinforcing plate composite foam cement heat preserving laying material. A foam cement layer is arranged between two layers of fiber reinforcing plates; the foam cement layer is mixed with reinforcing additive; the foam cement raw material is mixed with fiber or high polymer, and then foams in a mould on the two fiber reinforcing plates and finally forms the foam cement layer, so that the two faces of the foam cement layer are fixed together with the two fiber reinforcing plates. The invention is characterized in that the laying material has simple structure, can be directly used as a wall laying material, is simple and convenient in construction, not inflammable, high temperature resistant, has simple manufacturing method and is applicable to large scale production.

Description

technical field [0001] The invention belongs to the technical field of building thermal insulation materials, and in particular relates to a fiber-reinforced board composite foamed cement thermal insulation masonry and a production method thereof. Background technique [0002] Traditional building insulation generally uses aerated concrete blocks, polystyrene, extruded plastic insulation boards, and polyurethane insulation materials. The thermal conductivity of aerated concrete blocks is 0.16Kcal / mh℃. Such a large thermal coefficient, if you want to achieve According to the requirement of energy saving of more than 50% stipulated in the wall insulation system technology of the Ministry of Construction, it needs to be processed into blocks with a thickness greater than 300mm, which cannot be applied in wall construction; polystyrene and extruded insulation board series, thermal conductivity The temperature of the polystyrene board is 0.058-0.060 Kcal / mh℃, and that of the extr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E04C2/26B32B5/20
Inventor 刘祥臣王作耕梁锡明邹广益
Owner 刘祥臣
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