CN111454520A - Anti-resonance sound-insulation extruded sheet and manufacturing method thereof - Google Patents
Anti-resonance sound-insulation extruded sheet and manufacturing method thereof Download PDFInfo
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- CN111454520A CN111454520A CN202010440469.2A CN202010440469A CN111454520A CN 111454520 A CN111454520 A CN 111454520A CN 202010440469 A CN202010440469 A CN 202010440469A CN 111454520 A CN111454520 A CN 111454520A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0038—Use of organic additives containing phosphorus
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/009—Use of pretreated compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2205/00—Foams characterised by their properties
- C08J2205/04—Foams characterised by their properties characterised by the foam pores
- C08J2205/052—Closed cells, i.e. more than 50% of the pores are closed
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses an anti-resonance sound insulation extruded sheet and a manufacturing method thereof in the technical field of heat insulation materials, wherein the raw materials for manufacturing the anti-resonance sound insulation extruded sheet comprise polystyrene particles, small black bead graphite heat insulation particles, graphite powder, a surfactant, a flame retardant and a catalyst, and the weight ratio of the materials is as follows: the anti-resonance sound-insulation extruded sheet and the manufacturing method thereof have the advantages that the anti-resonance sound-insulation extruded sheet are manufactured by adding the surfactant modified graphite powder, forming a high-elasticity and high-strength protective layer on the surfaces of the interconnected walls by utilizing the special inorganic material performance of the graphite powder, matching with a closed-cell honeycomb state structure, and each dimensional space interconnected wall has consistent thickness, so that the anti-resonance sound-insulation extruded sheet has good anti-resonance effect and sound-insulation effect, and the special molecular structure is strong in compression stability and creep resistance, energy-saving, environment-friendly and strong in permeability resistance.
Description
Technical Field
The invention relates to the technical field of heat insulation materials, in particular to an anti-resonance sound insulation extruded sheet and a manufacturing method of the extruded sheet.
Background
The extruded sheet is a material formed by continuous extrusion foaming through a special process, hard films formed on the surface of the extruded sheet are uniform and flat, and the interior of the extruded sheet is completely closed and foamed continuously and uniformly to form a honeycomb structure, so the extruded sheet has the characteristics of high compression resistance, light weight, no water absorption, air tightness, wear resistance and no degradation, compared with EPS polystyrene foam plastic sheets, the strength, heat preservation, water vapor permeation resistance and other properties of the extruded sheet are greatly improved, the heat preservation performance and the compression strength of the extruded sheet can be still completely maintained under the soaking condition, the extruded sheet is particularly suitable for heat insulation, heat preservation and moisture resistance treatment of buildings, and is one of the construction materials with high quality and low price in the current building industry, the existing extruded sheet is manufactured by extruding various materials, and under the long-time use, the anti-resonance effect and the sound insulation effect are poor, the stability is not strong, the creep resistance performance is poor, and simultaneously, the micro-toxic, therefore, the anti-resonance sound insulation extruded sheet and the manufacturing method of the extruded sheet are provided.
Disclosure of Invention
The invention aims to provide an anti-resonance sound-insulation extruded sheet and a manufacturing method thereof, and aims to solve the problems that the existing manufacturing method of the extruded sheet by extruding multiple materials is provided in the background art, the anti-resonance effect and the sound-insulation effect are poor, the stability is not strong, the creep resistance is poor, and meanwhile, the inorganic material emits slightly toxic gas and the anti-permeability is poor when the extruded sheet is used for a long time.
In order to achieve the purpose, the invention provides an anti-resonance sound-insulation extruded sheet which comprises the following components in parts by weight: the anti-resonance sound-insulation extruded sheet comprises the following raw materials of polystyrene particles, small black-bead graphite heat-insulation particles, graphite powder, a surfactant, a flame retardant and a catalyst, wherein the weight ratio of the materials is as follows: the polystyrene particle accounts for 150-185 parts, the small black-bead graphite heat-insulating particle accounts for 20-38 parts, the graphite powder accounts for 6-8 parts, the surfactant accounts for 0.5-1.2 parts, the flame retardant accounts for 0.8-1.6 parts, the catalyst accounts for 2-5 parts, and the foaming agent accounts for 4-8 parts.
Preferably, the weight ratio of the materials is as follows: 160 parts of polystyrene particles, 35 parts of small black-bead graphite heat-insulating particles, 8 parts of graphite powder, 1 part of surfactant, 1.5 parts of flame retardant, 2 parts of catalyst and 5 parts of foaming agent.
Preferably, the surface of the anti-resonance sound-insulation extruded sheet adopts a continuous and uniform closed-cell honeycomb-hole state structure, and the thickness of the space interconnection wall between the continuous and uniform closed-cell honeycomb-hole state structures is consistent.
Preferably, the flame retardants are tributyl phosphate and aryl phosphates.
Preferably, the surfactant is sodium stearyl sulfate.
In order to realize the purpose, the invention also provides a manufacturing method of the anti-resonance sound-insulation extruded sheet, which comprises the following steps:
s1, adding surfactant with the total weight ratio of 0.5-1.2 parts into the graphite powder with the total weight ratio of 6-8 parts to modify the surface of the graphite powder;
s2, putting the polystyrene particles with the total weight of 150-185 parts, the small black-bead graphite heat-preservation particles with the total weight of 20-38 parts and the surface-modified graphite powder with the total weight of 6.5-9.2 parts into a stirring device, and uniformly stirring to form a first mixture;
s3, heating the first mixture to 150-250 ℃, adding a foaming agent with the total weight ratio of 4-8 parts for stirring and foaming, and mixing a flame retardant with the total weight ratio of 0.8-1.6 parts and a catalyst with the total weight ratio of 2-5 parts to form a second mixture;
and S4, cooling the second mixed material to 80-110 ℃, and putting the second mixed material into an extruder for extrusion molding.
Preferably, the flame retardants are tributyl phosphate and aryl phosphates.
Preferably, the surfactant is sodium stearyl sulfate.
Compared with the prior art, the invention has the beneficial effects that: according to the anti-resonance sound-insulation extruded sheet and the manufacturing method thereof, the graphite powder modified by the surfactant is added, the special inorganic material performance of the graphite powder is utilized, the high-elasticity and high-strength protective layer is formed on the surface of the interconnected wall, the organic heat-insulation material is manufactured, the extruded shape is carried out by heating, the interconnected wall in each dimension space has the consistent thickness, the interconnected wall has the good anti-resonance effect and sound-insulation effect, the special molecular structure is strong in compression stability and creep resistance, energy-saving, environment-friendly and strong in anti-permeability.
Detailed Description
Technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an anti-resonance sound-insulation extruded sheet which has good anti-resonance effect and sound-insulation effect, strong compression stability and creep resistance, energy conservation, environmental protection and strong anti-permeability, and the anti-resonance sound-insulation extruded sheet is prepared from the following raw materials in parts by weight: 185 parts of polystyrene particles, 20-38 parts of small black-bead graphite heat-insulating particles, 6-8 parts of graphite powder, 0.5-1.2 parts of surfactant, 0.8-1.6 parts of flame retardant, 2-5 parts of catalyst and 4-8 parts of foaming agent.
Wherein the specific weight ratio of the materials is as follows: 160 parts of polystyrene particles, 35 parts of small black-bead graphite heat-insulating particles, 8 parts of graphite powder, 1 part of surfactant, 1.5 parts of flame retardant, 2 parts of catalyst and 5 parts of foaming agent;
in order to improve the anti-resonance effect, the sound insulation effect and the compression strength of the extruded sheet, the surface of the anti-resonance sound insulation extruded sheet adopts a continuous and uniform closed-cell honeycomb hole state structure, and the thickness of the space interconnection wall between the continuous and uniform closed-cell honeycomb hole state structures is consistent;
wherein, in order to reduce the heat transfer effect and ensure the use safety, a flame retardant is added, and the flame retardant is tributyl phosphate and aryl phosphate;
in order to modify the graphite powder and produce the organic protective material, the surfactant is sodium octadecyl sulfate.
The invention provides a method for manufacturing an anti-resonance sound-insulation extruded sheet, which comprises the following steps:
s1, adding surfactant with the total weight ratio of 0.5-1.2 parts into the graphite powder with the total weight ratio of 6-8 parts to modify the surface of the graphite powder;
s2, putting the polystyrene particles with the total weight of 150-185 parts, the small black-bead graphite heat-preservation particles with the total weight of 20-38 parts and the surface-modified graphite powder with the total weight of 6.5-9.2 parts into a stirring device, and uniformly stirring to form a first mixture;
s3, heating the first mixture to 150-250 ℃, adding a foaming agent with the total weight ratio of 4-8 parts for stirring and foaming, and mixing a flame retardant with the total weight ratio of 0.8-1.6 parts and a catalyst with the total weight ratio of 2-5 parts to form a second mixture;
and S4, cooling the second mixed material to 80-110 ℃, and putting the second mixed material into an extruder for extrusion molding.
Tests prove that the anti-resonance sound-insulation extruded sheet manufactured by the invention has high compression strength, good stability and low water absorption, and the specific parameters are as follows:
| item | Unit of | Standard of merit | Test results |
| Compressive strength | kpa | ≥150 | 410 |
| Coefficient of thermal conductivity | W/(m·k) | ≤0.030 | 0.023 |
| Coefficient of moisture permeability | ng/(m·s·pa) | ≤3.5 | 2.3 |
| Dimensional stability | ％ | ≤2.0 | 0.9 |
| Water absorption rate | ％ | ≤1.5 | 0.7 |
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides an anti-resonance sound insulation extruded sheet which characterized in that: the anti-resonance sound-insulation extruded sheet comprises the following raw materials of polystyrene particles, small black-bead graphite heat-insulation particles, graphite powder, a surfactant, a flame retardant and a catalyst, wherein the weight ratio of the materials is as follows: the polystyrene particle accounts for 150-185 parts, the small black-bead graphite heat-insulating particle accounts for 20-38 parts, the graphite powder accounts for 6-8 parts, the surfactant accounts for 0.5-1.2 parts, the flame retardant accounts for 0.8-1.6 parts, the catalyst accounts for 2-5 parts, and the foaming agent accounts for 4-8 parts.
2. The anti-resonance sound-insulation extruded sheet according to claim 1, wherein: the weight ratio of the materials is as follows: 160 parts of polystyrene particles, 35 parts of small black-bead graphite heat-insulating particles, 8 parts of graphite powder, 1 part of surfactant, 1.5 parts of flame retardant, 2 parts of catalyst and 5 parts of foaming agent.
3. The anti-resonance sound-insulation extruded sheet according to claim 1, wherein: the surface of the anti-resonance sound-insulation extruded sheet adopts a continuous and uniform closed-cell honeycomb-hole state structure, and the thickness of the space interconnection wall between the continuous and uniform closed-cell honeycomb-hole state structures is consistent.
4. The anti-resonance sound-insulation extruded sheet according to claim 1, wherein: the flame retardant is tributyl phosphate and aryl phosphate.
5. The anti-resonance sound-insulation extruded sheet according to claim 1, wherein: the surfactant is sodium octadecyl sulfate.
6. The manufacturing method of the anti-resonance sound-insulation extruded sheet as claimed in claim 1, characterized by comprising the following steps:
s1, adding surfactant with the total weight ratio of 0.5-1.2 parts into the graphite powder with the total weight ratio of 6-8 parts to modify the surface of the graphite powder;
s2, putting the polystyrene particles with the total weight of 150-185 parts, the small black-bead graphite heat-preservation particles with the total weight of 20-38 parts and the surface-modified graphite powder with the total weight of 6.5-9.2 parts into a stirring device, and uniformly stirring to form a first mixture;
s3, heating the first mixture to 150-250 ℃, adding a foaming agent with the total weight ratio of 4-8 parts for stirring and foaming, and mixing a flame retardant with the total weight ratio of 0.8-1.6 parts and a catalyst with the total weight ratio of 2-5 parts to form a second mixture;
and S4, cooling the second mixed material to 80-110 ℃, and putting the second mixed material into an extruder for extrusion molding.
7. The manufacturing method of the anti-resonance sound-insulation extruded sheet according to claim 1, characterized in that: the flame retardant is tributyl phosphate and aryl phosphate.
8. The manufacturing method of the anti-resonance sound-insulation extruded sheet according to claim 1, characterized in that: the surfactant is sodium octadecyl sulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440469.2A CN111454520A (en) | 2020-05-22 | 2020-05-22 | Anti-resonance sound-insulation extruded sheet and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440469.2A CN111454520A (en) | 2020-05-22 | 2020-05-22 | Anti-resonance sound-insulation extruded sheet and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111454520A true CN111454520A (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010440469.2A Withdrawn CN111454520A (en) | 2020-05-22 | 2020-05-22 | Anti-resonance sound-insulation extruded sheet and manufacturing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN111454520A (en) |
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2020
- 2020-05-22 CN CN202010440469.2A patent/CN111454520A/en not_active Withdrawn
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200728 |
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| WW01 | Invention patent application withdrawn after publication |