CN113719697B - Composite thermal insulation material with fireproof function and high thermal insulation and ultralow heat conductivity coefficient - Google Patents
Composite thermal insulation material with fireproof function and high thermal insulation and ultralow heat conductivity coefficient Download PDFInfo
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- CN113719697B CN113719697B CN202111043726.XA CN202111043726A CN113719697B CN 113719697 B CN113719697 B CN 113719697B CN 202111043726 A CN202111043726 A CN 202111043726A CN 113719697 B CN113719697 B CN 113719697B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a composite heat-insulating material with a fireproof function, high heat insulation and ultralow heat conductivity coefficient, and relates to the technical field of heat-insulating composite heat-insulating materials. This compound insulation material of high thermal-insulated ultralow coefficient of heat conductivity with fire prevention function has good chemical stability, thermostability, the low thermal capacity of tensile strength and low heat conductivity, avoid in the in-service use process because pulling of external force leads to compound insulation material to appear splitting, tear apart the whole thermal-insulated, the condition of fire prevention effect of influence, the performance of making an uproar falls in the sound of fine inhaling simultaneously, make this compound insulation material's in-service use scope promote greatly, has fine waterproof when having fire behavior.
Description
Technical Field
The invention relates to the technical field of heat-insulating composite heat-insulating materials, in particular to a composite heat-insulating material with a fireproof function, high heat insulation and ultralow heat conductivity coefficient.
Background
The heat-insulating composite heat-insulating material is made up by using additive, cement, sand and mucilage as adhesive material; the glass fiber mesh cloth and the reinforcing steel bars are reinforced materials; wood fiber and fly ash are used as fillers; the polyethylene foam board is a heat-insulating material and is produced in a factory through reasonable material proportion and a scientific production process. The method can be used for building new buildings, connecting buildings, transforming old buildings, transforming flat roofs into sloping roofs, villas, factory buildings and rural buildings.
The heat insulation composite heat insulation material in the market does not have fireproof performance, so that the composite heat insulation material has the defect of low actual heat insulation and low heat conductivity coefficient.
Disclosure of Invention
The invention aims to provide a composite thermal insulation material with a fireproof function, which has high thermal insulation and ultralow thermal conductivity, so as to solve the problem that the actual thermal insulation and ultralow thermal conductivity of the composite thermal insulation material is low because the thermal insulation composite thermal insulation material provided in the background art does not have fireproof performance.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high thermal-insulated ultralow coefficient of heat conductivity's combined insulation material that insulates against heat with fire prevention function, includes aluminium silicate fiber basic unit and waterproof coating, one side of aluminium silicate fiber basic unit is provided with the barrier layer, and the opposite side of barrier layer is provided with the insulating layer, the opposite side of insulating layer is provided with waterproof coating, the flame retardant coating sets up in waterproof coating's opposite side.
Preferably, the barrier layer and the aluminum silicate fiber base layer are distributed in a parallel manner, and the barrier layer and the aluminum silicate fiber base layer are tightly attached.
Preferably, the waterproof coating is evenly distributed on the outer side of the heat insulation layer, and the thickness ratio of the heat insulation layer to the barrier layer is 2:1.
preferably, the production process of the composite heat-insulating material with fireproof function and high heat insulation and ultralow heat conductivity coefficient mainly comprises the following steps:
s, selecting raw materials
Selecting an ore raw material with high aluminum content as a raw material of an aluminum silicate fiber base layer, selecting an aluminum film, a polypropylene film and a silicon rubber film as raw materials of a barrier layer, selecting glass fiber, hydrophobic nano silica particles and nano aerogel as raw materials of a heat insulation layer, selecting acrylic resin as a waterproof coating, and selecting steel slag cotton, polystyrene particles and a cementing material as raw materials of a fireproof layer;
s, manufacturing a base layer
The selected ore is subjected to high-temperature melting through a single-flow-port resistance furnace continuous melting and continuous throwing production line, then is made into fibers through three-roller throwing wires, and then is subjected to double-sided needling to generate an aluminum silicate fiber base layer;
s, preliminary composite pressing
Compounding and pressing an aluminum film, a polypropylene film and a silicon rubber film to prepare a barrier layer, compounding and pressing glass fibers, hydrophobic nano silica particles and nano aerogel to prepare a thermal insulation layer, sequentially covering the barrier layer and the thermal insulation layer on the upper end of an aluminum silicate fiber base layer, and performing primary compounding and pressing work through a pressing machine;
s, spraying waterproof coating
Acrylic resin waterproof layers are sprayed on two surfaces of the composite heat-insulation material prepared by preliminary pressing, so that the spraying uniformity is ensured, and then the composite heat-insulation material is quickly dried, so that the next processing step of the material is facilitated, and the production efficiency of the material is improved;
s, forming composite pressing
Pressing a fireproof layer compounded by steel slag wool, polystyrene particles and a cementing material above the heat insulation layer to finally prepare the composite heat insulation material with fireproof function, high heat insulation and ultralow heat conductivity coefficient;
s, cutting and rolling
Through electronic ranging, the control of accurate width, digital control can carry out the control of width according to the in-service use demand, and the composite insulation material that will cut the completion at last carries out rolling packing storage.
Preferably, in the step S, the aluminum silicate fiber base layer is made of 3 parts of aluminum films, 4 parts of polypropylene films and 3 parts of silicon rubber films, the barrier layer is made of 4 parts of glass fibers, 4 parts of hydrophobic nano-silica particles and 2 parts of nano-aerogel, the thermal insulation layer is made of 5 parts of glass fibers, 3 parts of hydrophobic nano-silica particles and 2 parts of nano-aerogel, and the fire-proof layer is made of 6 parts of steel slag cotton, 2 parts of polystyrene particles and 2 parts of gelled materials.
Preferably, the model of the single-runner resistance furnace continuous melting and continuous throwing production line in the base layer manufacturing process in the step S2 is CBC-II.
Preferably, the step S4 is 5.3-5.9 mm in the process of spraying the waterproof coating.
The invention provides a composite thermal insulation material with a fireproof function, high thermal insulation and ultralow heat conductivity coefficient, which has the following beneficial effects:
this compound insulation material of high thermal-insulated ultralow coefficient of heat conductivity with fire prevention function, good chemical stability has, the thermal stability, the low thermal capacity of tensile strength and low heat conductivity, avoid in the in-service use process because pulling of external force leads to compound insulation material to appear splitting, it is whole thermal-insulated to tear apart the influence, the condition of fire prevention effect, good sound absorption noise reduction performance simultaneously, make this compound insulation material's in-service use scope promote greatly, have fine waterproof when having fire behavior, avoid the inside influence of intaking of combined material, the condition of rainwater corrosion appears in the long-term use, lead to the thermal-insulated low coefficient of heat conductivity decline of combined material, influence the condition of result of use.
Drawings
FIG. 1 is a schematic cross-sectional view of a composite thermal insulation material with high thermal insulation and ultralow thermal conductivity, which is provided with a fireproof function, according to the present invention;
in the figure, 1, an alumina silicate fiber base layer; 2. a barrier layer; 3. a thermal insulation layer; 4. a water-resistant coating; 5. and a fire-proof layer.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: a composite thermal insulation material with a fireproof function and high thermal insulation and ultralow heat conductivity coefficient comprises an aluminum silicate fiber base layer 1 and a waterproof coating 4, wherein a blocking layer 2 is arranged on one side of the aluminum silicate fiber base layer 1, a thermal insulation layer 3 is arranged on the other side of the blocking layer 2, the waterproof coating 4 is arranged on the other side of the thermal insulation layer 3, and a fireproof layer 5 is arranged on the other side of the waterproof coating 4;
the specific operation is as follows, this compound incubation material of high thermal-insulated ultralow thermal conductivity coefficient with fire prevention function, good chemical stability has, thermostability, tensile strength hangs down thermal capacity and low heat conductivity, avoid in the in-service use in-process because pulling of external force leads to compound incubation material to appear the fracture, tear apart and influence whole thermal-insulated, the condition of fire prevention effect, good inhaling simultaneously and falling the sound noise performance, make this compound incubation material's in-service use scope promote greatly, have fine waterproof when having the fire behavior, avoid the inside influence of intaking of combined material, rainwater corrosion's the condition appears in the long-term use, lead to compound material's thermal-insulated low thermal conductivity coefficient to descend, influence the condition of result of use.
The production process of the composite heat-insulating material with the fireproof function and the high heat insulation and the ultralow heat conductivity coefficient mainly comprises the following working procedures:
s1, selecting raw materials
Firstly, selecting an ore raw material with high aluminum content as a raw material of an aluminum silicate fiber base layer 1, selecting an aluminum film, a polypropylene film and a silicon rubber film as raw materials of a barrier layer 2, selecting glass fibers, hydrophobic nano silica particles and nano aerogel as raw materials of a heat insulation layer 3, selecting acrylic resin as a waterproof coating 4, and selecting steel slag cotton, polystyrene particles and a cementing material as raw materials of a fireproof layer 5;
s2, manufacturing a base layer
The selected ore is subjected to high-temperature melting through a single-flow-port resistance furnace continuous melting and continuous throwing production line, then is made into fibers through three-roller throwing wires, and then is subjected to double-sided needling to generate an aluminum silicate fiber base layer;
s3, primary composite pressing
Compounding and laminating an aluminum film, a polypropylene film and a silicon rubber film to prepare a barrier layer 2, compounding and laminating glass fibers, hydrophobic nano silica particles and nano aerogel to prepare a thermal insulation layer 3, then sequentially covering the barrier layer 2 and the thermal insulation layer 3 on the upper end of an aluminum silicate fiber base layer 1, and performing primary compounding and laminating work through a laminating machine;
s4, spraying waterproof coating 4
Spraying acrylic resin waterproof layers on two sides of the composite heat-insulation material prepared by preliminary pressing to ensure the spraying uniformity, and then quickly drying the composite heat-insulation material to facilitate the next processing step of the material and improve the production efficiency of the material;
s5, forming composite pressing
Carrying out the pressing work of a fireproof layer 5 formed by compounding steel slag wool, polystyrene particles and a cementing material above the heat insulation layer 3, and finally preparing the composite heat insulation material with fireproof function, high heat insulation and ultralow heat conductivity coefficient;
s6, cutting and rolling
Through electronic ranging, the control of accurate width, digital control can carry out the control of width according to the in-service use demand, and the composite insulation material who will cut the completion at last carries out rolling packing storage.
In conclusion, the composite heat-insulating material with high heat insulation and ultralow heat conductivity coefficient and the fireproof function comprises the following working procedures;
s1, selecting raw materials: firstly, selecting an ore raw material with high aluminum content as a raw material of an aluminum silicate fiber base layer 1, selecting an aluminum film, a polypropylene film and a silicon rubber film as raw materials of a barrier layer 2, selecting glass fiber, hydrophobic nano silica particles and nano aerogel as raw materials of a heat insulation layer 3, selecting acrylic resin as a waterproof coating 4, and selecting steel slag cotton, polystyrene particles and a cementing material as raw materials of a fireproof layer 5;
s2, manufacturing a base layer: the selected ore is subjected to high-temperature melting through a single-flow-port resistance furnace continuous melting and continuous throwing production line, then is made into fibers through three-roller throwing wires, and then is subjected to double-sided needling to generate an aluminum silicate fiber base layer;
s3, primary composite pressing: compounding and laminating an aluminum film, a polypropylene film and a silicon rubber film to prepare a barrier layer 2, compounding and laminating glass fibers, hydrophobic nano silica particles and nano aerogel to prepare a thermal insulation layer 3, then sequentially covering the barrier layer 2 and the thermal insulation layer 3 on the upper end of an aluminum silicate fiber base layer 1, and performing primary compounding and laminating work through a laminating machine;
s4, spraying a waterproof coating 4: acrylic resin waterproof layers are sprayed on two surfaces of the composite heat-insulation material prepared by preliminary pressing, so that the spraying uniformity is ensured, and then the composite heat-insulation material is quickly dried, so that the next processing step of the material is facilitated, and the production efficiency of the material is improved;
s5, forming and composite pressing: carrying out the pressing work of a fireproof layer 5 formed by compounding steel slag wool, polystyrene particles and a cementing material above the heat insulation layer 3, and finally preparing the composite heat insulation material with fireproof function, high heat insulation and ultralow heat conductivity coefficient;
s6, cutting and rolling: through electronic ranging, the control of accurate width, digital control can carry out the control of width according to the in-service use demand, and the composite insulation material that will cut the completion at last carries out rolling packing storage.
Claims (4)
1. A production process of a composite heat-insulating material with a fireproof function and high heat insulation and ultralow heat conductivity coefficient is characterized in that:
the composite thermal insulation material with the fireproof function and the high thermal insulation and the ultralow heat conductivity coefficient comprises an aluminum silicate fiber base layer (1) and a waterproof coating (4), wherein a blocking layer (2) is arranged on one side of the aluminum silicate fiber base layer (1), a thermal insulation layer (3) is arranged on the other side of the blocking layer (2), the waterproof coating (4) is arranged on the other side of the thermal insulation layer (3), and a fireproof layer (5) is arranged on the other side of the waterproof coating (4); the barrier layer (2) and the aluminum silicate fiber base layer (1) are distributed in parallel, and the barrier layer (2) and the aluminum silicate fiber base layer (1) are tightly attached; waterproof coating (4) evenly distributed in the outside of insulating layer (3), and the thickness ratio of insulating layer (3) and barrier layer (2) is 2:1;
the production process of the composite heat-insulating material with the fireproof function and high heat insulation and ultralow heat conductivity coefficient comprises the following steps of:
s1, selecting raw materials
Firstly, selecting an ore raw material with high aluminum content as a raw material of an aluminum silicate fiber base layer (1); selecting an aluminum film, a polypropylene film and a silicon rubber film as raw materials of the barrier layer (2); selecting glass fiber, hydrophobic nano silica particles and nano aerogel as raw materials of the heat insulation layer (3); selecting acrylic resin as a waterproof coating (4); selecting steel slag wool, polystyrene particles and a cementing material as raw materials of the fire-proof layer (5);
s2, manufacturing a base layer
The selected ore is subjected to high-temperature melting through a single-flow-port resistance furnace continuous melting and continuous throwing production line, then is made into fibers through three-roller throwing wires, and then is subjected to double-sided needling to generate an aluminum silicate fiber base layer;
s3, primary composite pressing
Compounding and pressing an aluminum film, a polypropylene film and a silicon rubber film to prepare a barrier layer (2), compounding and pressing glass fibers, hydrophobic nano silica particles and nano aerogel to prepare a heat insulation layer (3), then sequentially covering the barrier layer (2) and the heat insulation layer (3) on the upper end of an aluminum silicate fiber base layer (1), and performing primary compounding and pressing work through a pressing machine;
s4, spraying waterproof coating (4)
Acrylic resin waterproof layers are sprayed on two surfaces of the composite heat-insulation material prepared by preliminary pressing, so that the spraying uniformity is ensured, and then the composite heat-insulation material is quickly dried, so that the next processing step of the material is facilitated, and the production efficiency of the material is improved;
s5, forming and composite pressing
Pressing a fireproof layer (5) compounded by steel slag wool, polystyrene particles and a cementing material above the waterproof coating (4) to finally prepare the composite heat-insulating material with fireproof function, high heat insulation and ultralow heat conductivity coefficient;
s6, cutting and rolling
Control of accurate width is carried out through electronic ranging, can carry out the control of width according to the in-service use demand, and the composite insulation material who will cut the completion at last carries out rolling packing storage.
2. The production process of the composite heat-insulating material with fireproof function and high heat insulation and ultralow heat conductivity coefficient according to claim 1, characterized in that: in the S1 raw material selection process, the raw material of the aluminum silicate fiber base layer (1) is an ore raw material; the barrier layer (2) is made of 3 parts of aluminum film, 4 parts of polypropylene film and 3 parts of silicon rubber film; the heat insulation layer (3) is prepared from 5 parts of glass fiber, 3 parts of hydrophobic nano silicon dioxide particles and 2 parts of nano aerogel; the fireproof layer (5) is made of 6 parts of steel slag wool, 2 parts of polystyrene particles and 2 parts of cementing materials.
3. The production process of the composite heat-insulating material with fire-proof function and high heat insulation and ultralow heat conductivity coefficient as claimed in claim 2, is characterized in that: and S2, in the process of manufacturing the base layer, the model of the single-runner resistance furnace continuous melting and continuous throwing production line is CBC-II.
4. The production process of the composite heat-insulating material with fireproof function and high heat insulation and ultralow heat conductivity coefficient as claimed in claim 3, is characterized in that: and the spraying waterproof coating (4) of the S4 is 5.3-5.9 mm.
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| CN202111043726.XA CN113719697B (en) | 2021-09-07 | 2021-09-07 | Composite thermal insulation material with fireproof function and high thermal insulation and ultralow heat conductivity coefficient |
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| CN202111043726.XA CN113719697B (en) | 2021-09-07 | 2021-09-07 | Composite thermal insulation material with fireproof function and high thermal insulation and ultralow heat conductivity coefficient |
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| CN113719697B true CN113719697B (en) | 2022-10-04 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10196879A (en) * | 1996-12-31 | 1998-07-31 | Meisei Kogyo Kk | Fire resisting cold reserving structure |
| CN102776713A (en) * | 2012-08-17 | 2012-11-14 | 中冶华天工程技术有限公司 | Large aluminum silicate fiber needled blanket production system with thread throwing machine |
| CN103438327A (en) * | 2013-08-21 | 2013-12-11 | 四川航天系统工程研究所 | High-performance nano thermal insulation materials with ultralow heat conductivity coefficients and preparation method thereof |
| CN105218015A (en) * | 2015-08-24 | 2016-01-06 | 新疆农业大学 | Fireproof thermal-insulation composite material and preparation method thereof |
| CN110822218A (en) * | 2019-11-22 | 2020-02-21 | 中国兵器工业第五九研究所 | Heat insulation material and structure for special carriage or shelter |
| CN212476610U (en) * | 2020-02-10 | 2021-02-05 | 刘丽君 | Waterproof type heat insulation material |
| CN112356531A (en) * | 2020-10-12 | 2021-02-12 | 江苏泽昊新材料有限公司 | Waterproof wear-resistant anti-aging tarpaulin and production method thereof |
-
2021
- 2021-09-07 CN CN202111043726.XA patent/CN113719697B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10196879A (en) * | 1996-12-31 | 1998-07-31 | Meisei Kogyo Kk | Fire resisting cold reserving structure |
| CN102776713A (en) * | 2012-08-17 | 2012-11-14 | 中冶华天工程技术有限公司 | Large aluminum silicate fiber needled blanket production system with thread throwing machine |
| CN103438327A (en) * | 2013-08-21 | 2013-12-11 | 四川航天系统工程研究所 | High-performance nano thermal insulation materials with ultralow heat conductivity coefficients and preparation method thereof |
| CN105218015A (en) * | 2015-08-24 | 2016-01-06 | 新疆农业大学 | Fireproof thermal-insulation composite material and preparation method thereof |
| CN110822218A (en) * | 2019-11-22 | 2020-02-21 | 中国兵器工业第五九研究所 | Heat insulation material and structure for special carriage or shelter |
| CN212476610U (en) * | 2020-02-10 | 2021-02-05 | 刘丽君 | Waterproof type heat insulation material |
| CN112356531A (en) * | 2020-10-12 | 2021-02-12 | 江苏泽昊新材料有限公司 | Waterproof wear-resistant anti-aging tarpaulin and production method thereof |
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| CN113719697A (en) | 2021-11-30 |
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