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Anti-crack and anti-corrosion inorganic artificial stone and its preparation method and application

An artificial stone and corrosion-resistant technology, applied in the field of building materials, can solve the problems of poor carbonation resistance, poor stability, easy deformation and cracking, etc., and achieve good crack resistance and corrosion resistance, high compressive strength, and strong market competitiveness Effect

Active Publication Date: 2021-12-31
TANGSHAN POLAR BEAR BUILDING MATERIAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, white Portland cement is mostly used as the cementing material for inorganic artificial stone, which has large shrinkage, is easy to return to alkali, and is easily deformed and cracked; Poor stability, easy efflorescence, and poor carbonation resistance; and when making large-volume blocks, the heat release is large and concentrated, which directly causes powdering or cracking inside the block

Method used

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  • Anti-crack and anti-corrosion inorganic artificial stone and its preparation method and application
  • Anti-crack and anti-corrosion inorganic artificial stone and its preparation method and application

Examples

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Embodiment approach

[0078] In order to further improve the crack resistance of the inorganic artificial stone, as an optional embodiment of the present invention, the raw material of the crack-resistant and corrosion-resistant inorganic artificial stone further includes fibers.

[0079] The specific type of fiber is not specifically limited, preferably alkali-resistant glass fiber, carbon fiber, basalt fiber, polyvinyl alcohol fiber, polyacrylonitrile fiber, high-density polyethylene fiber, polyamide fiber, polyimide fiber, polypropylene fiber or Any one or a combination of at least two of aramid fibers.

[0080] The amount of fiber needs to be added according to the actual product performance. As an optional embodiment of the present invention, the weight fraction of fibers is 0.01-3.0%, typical but non-limiting weight fractions of fibers are 0.01%, 0.05%, 0.1%, 0.5%, 1.0%, 1.2%, 1.5%, 1.8%, 2.0%, 2.2%, 2.5%, 2.8%, 2.9%, or 3.0%.

[0081] As an optional embodiment of the present invention, the...

Embodiment 1

[0099] This embodiment provides a crack-resistant and corrosion-resistant inorganic artificial stone, which is mainly made of powder and water, and the weight of water is 14% of the weight of the powder;

[0100] Wherein, taking the powder as the basis for calculation, the powder includes the raw materials of the following weight fractions:

[0101] S95 grade granulated blast furnace slag powder 40.0%, granulated blast furnace slag activator 15.0%, aggregate 44.7%, 2651 water reducer 0.1% and coagulant lithium sulfate 0.20%.

[0102] Among them, aggregates include 17% of 20-40 mesh white quartz sand, 15.8% of 40-80 mesh quartz sand, 10.9% of 80-120 mesh quartz sand and 1.00% of 1-6mm colored tempered glass.

[0103] The preparation method of the anti-crack and corrosion-resistant inorganic artificial stone provided in this embodiment comprises the following steps:

[0104] The above raw materials are mixed and stirred (the fluidity of which is controlled by Blaine’s consisten...

Embodiment 2

[0106] This embodiment provides a crack-resistant and corrosion-resistant inorganic artificial stone, which is mainly made of powder and water, and the weight of water is 13% of the weight of the powder;

[0107] Wherein, taking the powder as the basis for calculation, the powder includes the raw materials of the following weight fractions:

[0108] S95 grade granulated blast furnace slag powder 36.0%, granulated blast furnace slag activator 8.0%, 42.5 grade anti-cracking double fast cement 10.0%, aggregate 45.93%, C900 water reducer 0.06% and coagulant lithium sulfate 0.01%.

[0109] Among them, aggregates include 21% of 20-40 mesh white quartz sand, 12.93% of 40-80 mesh quartz sand, 11.0% of 80-120 mesh quartz sand and 1.00% of 1-6mm colored tempered glass.

[0110] The preparation method of the anti-crack and corrosion-resistant inorganic artificial stone provided in this example is the same as that in Example 1.

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Abstract

The invention provides an anti-crack and anti-corrosion inorganic artificial stone, a preparation method and an application thereof, and relates to the technical field of building materials. The anti-crack and corrosion-resistant inorganic artificial stone is mainly made of raw materials such as alkali-free slag activator, granulated blast furnace slag powder, aggregate, water reducing agent, coagulant and water. Among them, the alkali-free slag activator and granulated blast furnace Slag powder can be compounded, and the cementitious material formed by compounding has high flexural resistance, high compressive strength, sulfate resistance, and acid corrosion resistance. Alkali, combined with other raw materials such as aggregates, water reducing agents, and coagulants, can endow inorganic artificial stone with good crack resistance and corrosion resistance; in addition, the crack and corrosion resistant inorganic artificial stone has low production cost and strong market competitiveness. The present invention also provides a preparation method of the above-mentioned crack-resistant and corrosion-resistant inorganic artificial stone. The preparation method has simple process, convenient operation and is suitable for industrial production.

Description

technical field [0001] The invention relates to the technical field of building materials, in particular to a crack-resistant and corrosion-resistant inorganic artificial stone and a preparation method and application thereof. Background technique [0002] Architectural decorative stone resources are becoming increasingly scarce. With the dual policy orientation of "transformation and upgrading" and "environmental protection" in the stone industry, the production of natural stone has been seriously affected, and the price is getting higher and higher. The artificial stone industry is getting more and more attention from the construction industry and building materials industry. [0003] Artificial stone usually refers to artificial stone solid surface material, artificial stone quartz stone, artificial stone granite, etc., and is mainly divided into two categories: organic artificial stone and inorganic artificial stone. Organic artificial stone is divided into two types: r...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C04B28/00C04B28/06C04B111/20C04B111/34
Inventor 张振秋葛仲熙刘成健陈智丰张淑艳王国兴翟朝阳戚爱荣
Owner TANGSHAN POLAR BEAR BUILDING MATERIAL