CN115677298A - Light refractory material for building - Google Patents
Light refractory material for building Download PDFInfo
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- CN115677298A CN115677298A CN202211334294.2A CN202211334294A CN115677298A CN 115677298 A CN115677298 A CN 115677298A CN 202211334294 A CN202211334294 A CN 202211334294A CN 115677298 A CN115677298 A CN 115677298A
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Abstract
The invention relates to a light refractory material for buildings, which comprises the following components in parts by weight: waste glass wool boards: 20-40 parts of calcium aluminate cement: 40-60 parts of magnesium oxide: 10-18 parts of modified phenolic resin: 5-9 parts of calcium silicate: 5-13 parts of a nano composite material: 12-22 parts of fly ash hollow beads: 10-15 parts of waste rock wool board: 10-18 parts of chopped glass fiber: 10-16 parts of diatomite: 4-7 parts of andalusite: 5-9 parts of aluminum silicon gel powder: 10-16 parts of calcium bentonite, 5-12 parts of environment-friendly asphalt: 2-5 parts of aluminum silicate fiber: 20-40 parts of microcrystalline foamed ceramics: 6-11 parts of foaming agent: 3-7 parts of a refractory: 6-16 parts of liquid flame retardant: 3-11 parts.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a light fire-resistant material for buildings.
Background
In recent years, along with the continuous upgrade of building specifications, refractory materials are also increasingly applied to the building industry, and common building refractory materials include glass wool, aluminum silicate fibers, ceramic fibers and the like, but the traditional refractory materials generally have the defects of poor fire resistance, poor resistance and poor erosion resistance.
Patent 201410338642.2 discloses a foamed lightweight refractory product and a production process thereof. The formula of the material is as follows: 30-48% of clay refractory clinker, 10-30% of alumina, 5-20% of kyanite, 0-10% of alumina micropowder, 2-10% of silica fume, 15-30% of calcium aluminate cement, 0-6% of high-strength gypsum, 0.1-0.8% of additional plant protein foaming agent, 0.2-1.0% of additional citric acid, 0-0.8% of additional sodium tripolyphosphate, 0.05-0.2% of additional third-generation water reducing agent for building concrete, 0.1-0.8% of additional polypropylene fiber and 50-70% of additional water. Although the refractory material has good fire resistance and light weight, the strength is low, and the compression resistance and hydration resistance are weak.
Disclosure of Invention
The invention aims to solve the technical problem of providing a light refractory material for buildings aiming at the defects in the prior art.
The technical scheme for solving the technical problems is as follows: a light refractory material for buildings comprises the following components in parts by weight: waste glass wool boards: 20-40 parts of calcium aluminate cement: 40-60 parts of magnesium oxide: 10-18 parts of modified phenolic resin: 5-9 parts of calcium silicate: 5-13 parts of a nano composite material: 12-22 parts of fly ash hollow beads: 10-15 parts of waste rock wool board: 10-18 parts of chopped glass fiber: 10-16 parts of diatomite: 4-7 parts of andalusite: 5-9 parts of aluminum silicon gel powder: 10-16 parts of calcium bentonite, 5-12 parts of environment-friendly asphalt: 2-5 parts of aluminum silicate fiber: 20-40 parts of microcrystalline foamed ceramics: 6-11 parts of foaming agent: 3-7 parts of a refractory: 6-16 parts of liquid flame retardant: 3-11 parts.
The technical scheme of the invention is further defined as follows:
preferably, the nanocomposite material is made of nano Al 2 O 3 Nano Fe 2 O 3 Nano ZrO, a 2 Nano MgAl 2 O 4 According to the proportion of 3:2:3:1, and mixing the components in a mass ratio of 1.
Preferably, the refractory agent is prepared from refractory clay, nano silicon dioxide and nano aluminum hydroxide according to the weight ratio of 3:2:1, and mixing the components in a mass ratio of 1.
Preferably, the liquid flame retardant is a phosphorus additive type efficient epoxy resin N-P compound type liquid colorless flame retardant.
Preferably, the foaming agent is calcium carbonate or sodium bicarbonate.
Preferably, the powder particle size of the refractory is 90 to 100 μm.
The invention also provides a preparation method of the light refractory material for the building, which comprises the following steps:
(1) Sending the waste glass wool boards, the waste rock wool boards, the andalusite and the modified phenolic resin in parts to a grinder for grinding for 25-30min to obtain a ground mixture, and adding the ground mixture into a stirrer, wherein the stirring speed is 400-450r/min, and the stirring time is 15-25 min for later use, and the fly ash hollow beads, the chopped glass fibers, the aluminum silicate fibers and the microcrystalline foamed ceramics are added into the stirrer;
(2) Putting the calcium aluminate cement, the magnesium oxide, the calcium silicate, the diatomite, the calcium-based bentonite and the environment-friendly asphalt in parts by weight into a stirrer for mixing and stirring, sending the mixture to a ball mill for grinding to powder, uniformly stirring the powder and the mixed material prepared in the first step, adding the aluminum-silicon gel powder, the nano composite material, the foaming agent, the refractory agent and the liquid flame retardant, and stirring for 30-35min at the speed of 400-500 r/min;
(3) And (3) putting the mixed material obtained in the step (2) into a forming die for pressing and forming, wherein the pressure is controlled to be 1.5-1.8 MPa, and the pressing time is 30-45 min, so as to obtain the forming material.
The beneficial effects of the invention are:
the added nano composite material has the characteristics of small size, large surface energy and high dispersity, is beneficial to relative slippage among particles, can improve the thermal shock resistance of the material, also plays a role of supporting aggregate, improves the overall strength, can form a layer of secondary interface on the surface of the material, blocks the direct contact between the external environment and the surface of a refractory material, improves the refractory performance of the material by the aluminum silicate fiber, has the advantages of light weight, high temperature resistance, good thermal stability and low thermal conductivity, is added with andalusite, has the refractoriness of more than 1800 ℃, has the characteristics of shock resistance, high mechanical strength, strong thermal impact resistance, strong slag resistance, extremely high chemical stability and extremely strong chemical corrosion resistance;
the invention introduces nano ZrO into the refractory material 2 React with CaO at a relatively low temperature to form CaZrO 3 The secondary interface can effectively prevent the atmosphere from directly contacting the surface of the refractory material, so as to achieve the hydration resistance effect, and the introduced nano particles of nano Al 2O 3, nano Fe 2O 3 and the like can react with free CaO to form a low-melting-point phase, so that the growth of crystal grains is promoted, the contact probability of the particle surface and the atmosphere is reduced, and the hydration resistance is improved; through the cooperation of adding fire retardant and liquid fire retardant, can effectively block the burning of fire, add simultaneously that sodium bicarbonate can release carbon dioxide and water, can effectually play the effect of putting out a fire, better protection personal safety.
Detailed Description
Example 1
The embodiment provides a light refractory material for buildings, which comprises the following components in parts by weight: waste glass wool boards: 20 parts of calcium aluminate cement: 40 parts of magnesium oxide: 10 parts of modified phenolic resin: 5 parts, calcium silicate: 5 parts of nano composite material: 12 parts of fly ash hollow beads: 10 parts of waste rock wool board: 10 parts of chopped glass fiber: 10 parts of diatomite: 4 parts of andalusite: 5 parts of aluminum-silicon gel powder: 10 parts of calcium bentonite, 5 parts of environment-friendly asphalt: 2 parts of aluminum silicate fiber: 20 parts of microcrystalline foamed ceramic: 6 parts of foaming agent: 3 parts of a refractory agent: 6 parts of liquid flame retardant: 3 parts of a mixture;
wherein the nano-composite material is made of nano Al 2 O 3 Nano Fe 2 O 3 Nano ZrO 2 2 Nano MgAl 2 O 4 According to the following steps of 3:2:3:1 by mass ratio; the refractory agent is prepared from refractory clay, nano silicon dioxide and nano aluminum hydroxide according to the weight ratio of 3:2:1 by mass ratio; the liquid flame retardant is a phosphorus additive high-efficiency epoxy resin N-P compound liquid colorless flame retardant; a foaming agent sodium bicarbonate; the particle size of the powder of the refractory was 90 μm.
The invention also provides a preparation method of the light refractory material for the building, which comprises the following steps:
(1) Sending the waste glass wool board, the waste rock wool board, the andalusite and the modified phenolic resin in parts to a grinder for grinding for 25min to obtain a ground mixture, putting the ground mixture into a stirrer, adding the fly ash hollow beads, the chopped glass fibers, the aluminum silicate fibers and the microcrystalline foamed ceramics, and stirring at the speed of 400r/min for 25min for later use;
(2) Putting the calcium aluminate cement, the magnesium oxide, the calcium silicate, the diatomite, the calcium-based bentonite and the environment-friendly asphalt in parts by weight into a stirrer for mixing and stirring, sending the mixture to a ball mill for grinding to powder, uniformly stirring the powder and the mixed material prepared in the first step, adding the aluminum-silicon gel powder, the nano composite material, the foaming agent, the refractory agent and the liquid flame retardant, and stirring for 35min at the speed of 400 r/min;
(3) Putting the mixed material obtained in the step (2) into a forming die for pressing and forming, wherein the pressure is controlled to be 1.5 MPa, and the pressing time is 45 min, so as to obtain a forming material
Example 2
The embodiment provides a light refractory material for buildings, which comprises the following components in parts by weight: waste glass wool boards: 30 parts of calcium aluminate cement: 50 parts of magnesium oxide: 18 parts of modified phenolic resin: 9 parts and calcium silicate: 13 parts of a nano composite material: 18 parts of fly ash hollow beads: 13 parts of waste rock wool board: 15 parts of chopped glass fiber: 13 parts of diatomite: 7 parts of andalusite: 6 parts of aluminum-silicon gel powder: 13 parts of calcium bentonite, 10 parts of environment-friendly asphalt: 3 parts of aluminum silicate fiber: 30 parts of microcrystalline foamed ceramic: 8 parts of foaming agent: 6 parts of a refractory: 10 parts of liquid flame retardant: 7 parts;
wherein the nano-composite material is made of nano Al 2 O 3 Nano Fe 2 O 3 Nano ZrO 2 2 Nano MgAl 2 O 4 According to the following steps of 3:2:3:1 by mass ratio; the refractory agent is prepared from refractory clay, nano silicon dioxide and nano aluminum hydroxide according to the weight ratio of 3:2:1 by mass ratio; the liquid flame retardant is a phosphorus additive high-efficiency epoxy resin N-P compound liquid colorless flame retardant; a foaming agent sodium bicarbonate; the particle size of the refractory powder was 100. Mu.m.
The invention also provides a preparation method of the light refractory material for the building, which comprises the following steps:
(1) Sending the waste glass wool board, the waste rock wool board, the andalusite and the modified phenolic resin in parts to a grinder for grinding for 28min to obtain a ground mixture, putting the ground mixture into a stirrer, adding the fly ash hollow beads, the chopped glass fibers, the aluminum silicate fibers and the microcrystalline foamed ceramics, and stirring at the speed of 430r/min for 20 min for later use;
(2) Putting the calcium aluminate cement, the magnesium oxide, the calcium silicate, the diatomite, the calcium-based bentonite and the environment-friendly asphalt in parts by weight into a stirrer for mixing and stirring, sending the mixture to a ball mill for grinding to powder, uniformly stirring the powder and the mixed material prepared in the first step, adding the aluminum-silicon gel powder, the nano composite material, the foaming agent, the refractory agent and the liquid flame retardant, and stirring for 33min at a speed of 450 r/min;
(3) And (3) putting the mixed material obtained in the step (2) into a forming die, and pressing and forming under the pressure of 1.6 MPa for 40min to obtain a forming material.
Example 3
The embodiment provides a light refractory material for buildings, which comprises the following components in parts by weight: waste glass wool boards: 40 parts of calcium aluminate cement: 60 parts of magnesium oxide: 15 parts of modified phenolic resin: 8 parts, calcium silicate: 10 parts of a nano composite material: 22 parts of fly ash hollow beads: 15 parts of waste rock wool board: 18 parts of chopped glass fiber: 10-16 parts of diatomite: 6 parts of andalusite: 9 parts of aluminum silicon gel powder: 16 parts of calcium bentonite, 12 parts of environment-friendly asphalt: 5 parts of aluminum silicate fiber: 40 parts of microcrystalline foamed ceramic: 11 parts of foaming agent: 7 parts of a refractory: 15 parts of liquid flame retardant: 11 parts;
wherein the nano-composite material is made of nano Al 2 O 3 Nano Fe 2 O 3 Nano ZrO 2 2 Nano MgAl 2 O 4 According to the following steps of 3:2:3:1 by mass ratio; the refractory agent is prepared from refractory clay, nano silicon dioxide and nano aluminum hydroxide according to the weight ratio of 3:2:1 by mass ratio; the liquid flame retardant is a phosphorus additive high-efficiency epoxy resin N-P compound liquid colorless flame retardant; a foaming agent sodium bicarbonate; the particle size of the powder of the refractory was 90 μm.
The invention also provides a preparation method of the light refractory material for the building, which comprises the following steps:
(1) Sending the waste glass wool board, the waste rock wool board, the andalusite and the modified phenolic resin in parts to a grinder for grinding for 30min to obtain a ground mixture, putting the ground mixture into a stirrer, adding the fly ash hollow beads, the chopped glass fibers, the aluminum silicate fibers and the microcrystalline foamed ceramics, and stirring at the speed of 450r/min for 25min for later use;
(2) Putting the calcium aluminate cement, the magnesium oxide, the calcium silicate, the diatomite, the calcium-based bentonite and the environment-friendly asphalt in parts by weight into a stirrer for mixing and stirring, sending the mixture to a ball mill for grinding to powder, uniformly stirring the powder and the mixed material prepared in the first step, adding the aluminum-silicon gel powder, the nano composite material, the foaming agent, the refractory agent and the liquid flame retardant, and stirring for 30min at the speed of 500 r/min;
(3) And (3) putting the mixed material obtained in the step (2) into a forming die, and pressing and forming under the pressure of 1.8 MPa for 30min to obtain a forming material.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (7)
1. The light refractory material for the building is characterized by comprising the following components in parts by weight: waste glass wool boards: 20-40 parts of calcium aluminate cement: 40-60 parts of magnesium oxide: 10-18 parts of modified phenolic resin: 5-9 parts of calcium silicate: 5-13 parts of a nano composite material: 12-22 parts of fly ash hollow beads: 10-15 parts of waste rock wool board: 10-18 parts of chopped glass fiber: 10-16 parts of diatomite: 4-7 parts of andalusite: 5-9 parts of aluminum silicon gel powder: 10-16 parts of calcium bentonite, 5-12 parts of environment-friendly asphalt: 2-5 parts of aluminum silicate fiber: 20-40 parts of microcrystalline foamed ceramics: 6-11 parts of foaming agent: 3-7 parts of a refractory agent: 6-16 parts of liquid flame retardant: 3-11 parts.
2. The light-weight refractory material for building as claimed in claim 1, wherein the nano-composite material is made of nano-Al 2 O 3 Nano Fe 2 O 3 Nano ZrO 2 2 Nano MgAl 2 O 4 According to the following steps of 3:2:3:1, and mixing the components in a mass ratio of 1.
3. The light weight refractory material for building as claimed in claim 1, wherein the refractory agent is prepared from fire clay, nano silica and nano aluminum hydroxide in a ratio of 3:2:1, and mixing the components in a mass ratio of 1.
4. The light weight fire resistant material for building as claimed in claim 1, wherein the liquid fire retardant is a phosphorus additive type high efficiency epoxy resin N-P complex type liquid colorless fire retardant.
5. The light weight refractory for construction as claimed in claim 1, wherein the foaming agent is calcium carbonate or sodium bicarbonate.
6. The light weight fire resistant material for construction as claimed in claim 3, wherein the powder particle size of the fire resistant agent is 90-100 μm.
7. The preparation method of the light weight refractory material for building as claimed in any one of claims 1 to 6, which comprises the following steps:
(1) Sending the waste glass wool boards, the waste rock wool boards, the andalusite and the modified phenolic resin in parts to a grinder for grinding for 25-30min to obtain a ground mixture, and adding the ground mixture into a stirrer, wherein the stirring speed is 400-450r/min, and the stirring time is 15-25 min for later use, and the fly ash hollow beads, the chopped glass fibers, the aluminum silicate fibers and the microcrystalline foamed ceramics are added into the stirrer;
(2) Putting the calcium aluminate cement, the magnesium oxide, the calcium silicate, the diatomite, the calcium-based bentonite and the environment-friendly asphalt in parts by weight into a stirrer for mixing and stirring, sending the mixture to a ball mill for grinding to powder, uniformly stirring the powder and the mixed material prepared in the first step, adding the aluminum-silicon gel powder, the nano composite material, the foaming agent, the refractory agent and the liquid flame retardant, and stirring for 30-35min at the speed of 400-500 r/min;
(3) And (3) putting the mixed material obtained in the step (2) into a forming die for pressing and forming, wherein the pressure is controlled to be 1.5-1.8 MPa, and the pressing time is 30-45 min, so as to obtain the forming material.
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| CN202211334294.2A CN115677298A (en) | 2022-10-28 | 2022-10-28 | Light refractory material for building |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211334294.2A CN115677298A (en) | 2022-10-28 | 2022-10-28 | Light refractory material for building |
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| CN115677298A true CN115677298A (en) | 2023-02-03 |
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Citations (5)
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|---|---|---|---|---|
| KR20050081803A (en) * | 2004-02-16 | 2005-08-19 | 최준한 | Incombustible composition, incombustible material for architecture using the same and preparing method thereof |
| CN107188503A (en) * | 2017-06-08 | 2017-09-22 | 合肥华盖光伏科技有限公司 | A kind of environmental-friendly construction material and preparation method thereof |
| CN107324695A (en) * | 2017-07-03 | 2017-11-07 | 合肥择浚电气设备有限公司 | A kind of floor and preparation method thereof |
| CN108101494A (en) * | 2018-03-02 | 2018-06-01 | 合肥欧仕嘉机电设备有限公司 | A kind of complex heat-preservation New Building Materials and preparation method thereof |
| CN108558293A (en) * | 2018-07-19 | 2018-09-21 | 张建 | A kind of thermal insulation material and preparation method thereof |
-
2022
- 2022-10-28 CN CN202211334294.2A patent/CN115677298A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050081803A (en) * | 2004-02-16 | 2005-08-19 | 최준한 | Incombustible composition, incombustible material for architecture using the same and preparing method thereof |
| CN107188503A (en) * | 2017-06-08 | 2017-09-22 | 合肥华盖光伏科技有限公司 | A kind of environmental-friendly construction material and preparation method thereof |
| CN107324695A (en) * | 2017-07-03 | 2017-11-07 | 合肥择浚电气设备有限公司 | A kind of floor and preparation method thereof |
| CN108101494A (en) * | 2018-03-02 | 2018-06-01 | 合肥欧仕嘉机电设备有限公司 | A kind of complex heat-preservation New Building Materials and preparation method thereof |
| CN108558293A (en) * | 2018-07-19 | 2018-09-21 | 张建 | A kind of thermal insulation material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王小路;黄晋;张友寿;龙威;夏露;李四年;: "耐火保温材料现状及发展", 耐火材料, no. 01, pages 75 - 80 * |
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