Radon-proof radiation-proof plate

A technology of anti-radiation and gypsum, which is applied in shielding, nuclear engineering, reactors, etc., can solve the problems of complicated construction process, hidden safety hazards, and increased construction technology, so as to achieve excellent radon anti-radiation performance, reduce density, and reduce walls Shapeshifting-Induced Dangerous Effects

Active Publication Date: 2013-04-17
国能朗新明环保科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] When the commonly used indoor building materials are used for radiation protection, the metal lead plate or metal mesh with radiation protection function is generally combined in the partition wall system during the installation and construction process, which increases the construction process and complicates the construction process. Reduced construction efficiency
In addition, the density of the wall is usually increased by adding heavy materials such as barite and serpentine, so as to improve the weakening of the wall material and prevent the harm of radiation rays. However, for wall materials used as partition walls and suspended ceilings, Too high density is not convenient for construction, and the product is easy to deform, which poses a great safety hazard
In addition, when adding functional anti-radiation materials, organic reinforcing adhesives such as white latex are usually used, which makes it difficult for this type of anti-radiation wall material to be called a green and environmentally friendly board.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041]First, the building gypsum powder prepared from natural gypsum is used as a raw material, and the anti-radiation metal mesh made of alloy is selected. According to 100 parts by weight of natural building gypsum powder, 5 parts by weight of zeolite powder, 5 parts by weight of graphite particles, and 5 parts by weight of iron oxide powder, 5 parts by weight of calcium borate, 62 parts by weight of water, 3 parts by weight of reinforcing fiber, 2 parts by weight of reinforcing agent (selecting redispersible rubber powder), and measuring each component;

[0042] Secondly, the construction gypsum powder, zeolite powder, graphite particles, iron oxide powder, calcium borate powder, reinforcing fiber and reinforcing agent are fully mixed in advance;

[0043] Next, mix the weighed water and the evenly mixed powder in the mixer, pour it into the lower mold that has been sprayed with the release agent in advance, and pour the amount of slurry into about 1 / 3-1 / 2 of the total amount...

Embodiment 2

[0048] First, the building gypsum powder prepared by desulfurization gypsum through a fluidized calciner is used as a raw material, and a radiation-proof metal mesh made of iron is selected. 8 parts by weight of iron powder, 8 parts by weight of calcium borate, 65 parts by weight of water, 2 parts by weight of reinforcing fiber, 3 parts by weight of reinforcing agent (select polyvinyl alcohol), measure each component;

[0049] Secondly, the construction gypsum powder, zeolite powder, graphite particles, iron oxide powder, calcium borate powder, reinforcing fiber and reinforcing agent are fully mixed in advance;

[0050] Next, stir the weighed water and the uniformly mixed powder in a mixer, pour it into the lower mold that has been sprayed with a release agent in advance, and pour the slurry into about 1 / 3-1 / 2 of the total amount, Put in the anti-radiation metal mesh and fix its position;

[0051] Thereafter, pour the rest of the formed gypsum mixed slurry again, cover the up...

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Abstract

The invention discloses a radon-proof radiation-proof plate which comprises a gypsum substrate and a radiation-proof metal net arranged in the gypsum substrate. Radon-proof radiation-proof mineral powder is scattered in the gypsum substrate, and radon-proof radiation-proof mineral powder contains zeolite powder. The radon-proof radiation-proof plate adopts the radiation-proof metal net is embedded in the radon-proof radiation-proof plate, so that composite wall body structure can be conducted on the radiation-proof metal net or the metal plate on a construction site, wall body density is reduced, and danger caused by wall body deformation is reduced. In addition, the radon-proof radiation-proof plate has excellent radon-proof radiation-proof performance due to the added radon-proof radiation-proof mineral powder.

Description

technical field [0001] The invention belongs to the technical field of building materials, in particular to a radon-proof and radiation-proof board. Background technique [0002] At present, people pay more and more attention to the radiation pollution in the living environment. [0003] A large number of nuclear reactions such as α, β, γ, X-rays and neutrons can induce cancer, leukemia and multiple myeloid cancer, thyroid dysfunction, infertility and birth defects and other human terminal diseases, as well as induce plant gene mutations , Harm the growth of crops. In fact, due to the low penetrating power of α-rays and β-rays, they are easily absorbed, and even protective materials with a small thickness can completely block them, so the problem of radiation protection is mainly attributed to the protection of γ-rays and neutron flow. [0004] When the commonly used indoor building materials are used for radiation protection, the metal lead plate or metal mesh with radiat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G21F3/00G21F1/02C04B28/14
Inventor 罗小红徐立崔胜旺陈春超周智泉
Owner 国能朗新明环保科技有限公司
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