CN112811852A - Heat insulation board and manufacturing method thereof - Google Patents
Heat insulation board and manufacturing method thereof Download PDFInfo
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- CN112811852A CN112811852A CN202110067423.5A CN202110067423A CN112811852A CN 112811852 A CN112811852 A CN 112811852A CN 202110067423 A CN202110067423 A CN 202110067423A CN 112811852 A CN112811852 A CN 112811852A
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- insulation board
- foaming agent
- antioxidant
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses an insulation board which comprises the following raw materials in parts by weight: 25-33 parts of slag powder, 20-28 parts of sawdust, 18-26 parts of straw fiber, 10-18 parts of adhesive, 15-23 parts of polystyrene resin, 22-30 parts of foaming agent, 8-16 parts of antioxidant, 5-13 parts of stabilizer, 1-5 parts of fire retardant and 5-13 parts of catalyst, and further comprises the following raw materials in parts by weight: 25 parts of slag powder, 20 parts of sawdust, 18 parts of straw fiber, 10 parts of adhesive, 15 parts of polystyrene resin, 22 parts of foaming agent, 8 parts of antioxidant, 5 parts of stabilizer, 1 part of fire retardant and 5 parts of catalyst. The heat-insulating board prepared by the invention has good heat transfer coefficient, fire resistance, specific gravity, compressive strength and flexural strength, and lower thermal conductivity, thereby ensuring better heat-insulating performance and having superior toughness and rigidity.
Description
Technical Field
The invention relates to the technical field of insulation board preparation processes, in particular to an insulation board and a manufacturing method thereof.
Background
The popular and easy to understand of the heat insulation plate is the plate for heat insulation of the building. The heat-insulating board is a hard foamed plastic board made up by using polystyrene resin as raw material, adding other raw auxiliary materials and polymer, heating, mixing and simultaneously injecting catalyst, then extruding and forming, and has the functions of resisting moisture and resisting water, and can reduce the thickness of exterior enclosure structure of building so as to increase indoor use area.
At present, EPS (molded polystyrene board) XPS (extruded polystyrene board) and PU (polyurethane) which are popular in the market of China can not well meet the requirements of national building specifications due to various indexes such as fire prevention, heat preservation and the like, but the demand of the building material market is large, the current materials can not meet the requirements of fire prevention and heat preservation at the same time, and extruded sheets and foamed sheets made of plastics such as polystyrene, polyurethane and the like which are used at present have low compressive strength and are inflammable despite light heat preservation, thereby seriously threatening the safety of lives and properties of people. Although the problem of fire prevention is solved, the granular rubber powder mortar prepared from perlite and other porous light materials has high water absorption rate, is easy to crack and has poor heat insulation effect.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an insulation board and a manufacturing method thereof.
An insulation board comprises the following raw materials in parts by weight: 25-33 parts of slag powder, 20-28 parts of sawdust, 18-26 parts of straw fiber, 10-18 parts of adhesive, 15-23 parts of polystyrene resin, 22-30 parts of foaming agent, 8-16 parts of antioxidant, 5-13 parts of stabilizer, 1-5 parts of fire retardant and 5-13 parts of catalyst.
Further, the feed comprises the following raw materials in parts by weight: 25 parts of slag powder, 20 parts of sawdust, 18 parts of straw fiber, 10 parts of adhesive, 15 parts of polystyrene resin, 22 parts of foaming agent, 8 parts of antioxidant, 5 parts of stabilizer, 1 part of fire retardant and 5 parts of catalyst.
Further, the feed comprises the following raw materials in parts by weight: 25-32 parts of slag powder, 24 parts of sawdust, 22 parts of straw fiber, 14 parts of adhesive, 19 parts of polystyrene resin, 26 parts of foaming agent, 12 parts of antioxidant, 9 parts of stabilizer, 3 parts of fire retardant and 9 parts of catalyst.
Further, the feed comprises the following raw materials in parts by weight: 25-32 parts of slag powder, 28 parts of sawdust, 26 parts of straw fiber, 18 parts of adhesive, 23 parts of polystyrene resin, 30 parts of foaming agent, 16 parts of antioxidant, 13 parts of stabilizer, 5 parts of fire retardant and 13 parts of catalyst.
Further, the antioxidant is one or more of dibutyl phenol, sodium bisulfite and sodium thiosulfate.
Further, the stabilizing agent is a mixed flavor of dibasic lead salt and zinc stearate.
Further, the foaming agent is a carbon dioxide fluid foaming agent
A manufacturing method of an insulation board comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
The heat-insulating board prepared by the invention has good heat transfer coefficient, fire resistance, specific gravity, compressive strength and flexural strength, and after the prepared heat-insulating board is used in practice, the heat-insulating wall body does not crack or expand and has lower heat conductivity, thereby ensuring better heat-insulating property and having more excellent toughness and rigidity.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The invention provides a manufacturing method of an insulation board, which comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
An insulation board comprises the following raw materials in parts by weight: 25 parts of slag powder, 20 parts of sawdust, 18 parts of straw fiber, 10 parts of adhesive, 15 parts of polystyrene resin, 22 parts of foaming agent, 8 parts of antioxidant, 5 parts of stabilizer, 1 part of fire retardant and 5 parts of catalyst.
Example two
The invention provides a manufacturing method of an insulation board, which comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
An insulation board comprises the following raw materials in parts by weight: 27 parts of slag powder, 22 parts of sawdust, 20 parts of straw fiber, 12 parts of adhesive, 17 parts of polystyrene resin, 24 parts of foaming agent, 10 parts of antioxidant, 7 parts of stabilizer, 2 parts of fire retardant and 7 parts of catalyst.
EXAMPLE III
The invention provides a manufacturing method of an insulation board, which comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
An insulation board comprises the following raw materials in parts by weight: 29 parts of slag powder, 24 parts of sawdust, 22 parts of straw fiber, 14 parts of adhesive, 19 parts of polystyrene resin, 26 parts of foaming agent, 12 parts of antioxidant, 9 parts of stabilizer, 3 parts of fire retardant and 9 parts of catalyst.
Example four
The invention provides a manufacturing method of an insulation board, which comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
An insulation board comprises the following raw materials in parts by weight: 31 parts of slag powder, 24 parts of sawdust, 22 parts of straw fiber, 14 parts of adhesive, 19 parts of polystyrene resin, 26 parts of foaming agent, 12 parts of antioxidant, 9 parts of stabilizer, 3 parts of fire retardant and 9 parts of catalyst
EXAMPLE five
The invention provides a manufacturing method of an insulation board, which comprises the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
An insulation board comprises the following raw materials in parts by weight: 33 parts of slag powder, 28 parts of sawdust, 26 parts of straw fiber, 18 parts of adhesive, 23 parts of polystyrene resin, 30 parts of foaming agent, 16 parts of antioxidant, 13 parts of stabilizer, 5 parts of fire retardant and 13 parts of catalyst.
The heat-insulating plate prepared by the plurality of embodiments is used for detecting the heat-insulating plate
The insulation boards prepared by the above embodiments are used within 5 years after implementation;
| examples | Whether the heat-insulating wall body cracks or not | Thermal insulation wall with or without expansion |
| Example 1 | Is free of | Is free of |
| Example 2 | Is free of | Is free of |
| Example 3 | Is free of | Is free of |
| Example 4 | Is free of | Is free of |
| Example 5 | Is free of | Is free of |
| Comparative example | Is provided with | Is provided with |
According to the embodiments, the heat-insulating plate prepared by the invention has good heat transfer coefficient, fire resistance, specific gravity, compressive strength and flexural strength, and after the prepared heat-insulating plate is used in practice, a heat-insulating wall body does not crack or expand and has low heat conductivity, so that the better heat-insulating property is ensured, and meanwhile, the prepared heat-insulating plate has superior toughness and rigidity.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The heat-insulation board is characterized by comprising the following raw materials in parts by weight: 25-33 parts of slag powder, 20-28 parts of sawdust, 18-26 parts of straw fiber, 10-18 parts of adhesive, 15-23 parts of polystyrene resin, 22-30 parts of foaming agent, 8-16 parts of antioxidant, 5-13 parts of stabilizer, 1-5 parts of fire retardant and 5-13 parts of catalyst.
2. The insulation board according to claim 1, characterized by comprising the following raw materials in parts by weight: 25 parts of slag powder, 20 parts of sawdust, 18 parts of straw fiber, 10 parts of adhesive, 15 parts of polystyrene resin, 22 parts of foaming agent, 8 parts of antioxidant, 5 parts of stabilizer, 1 part of fire retardant and 5 parts of catalyst.
3. The insulation board according to claim 1, characterized by comprising the following raw materials in parts by weight: 25-32 parts of slag powder, 24 parts of sawdust, 22 parts of straw fiber, 14 parts of adhesive, 19 parts of polystyrene resin, 26 parts of foaming agent, 12 parts of antioxidant, 9 parts of stabilizer, 3 parts of fire retardant and 9 parts of catalyst.
4. The insulation board according to claim 1, characterized by comprising the following raw materials in parts by weight: 25-32 parts of slag powder, 28 parts of sawdust, 26 parts of straw fiber, 18 parts of adhesive, 23 parts of polystyrene resin, 30 parts of foaming agent, 16 parts of antioxidant, 13 parts of stabilizer, 5 parts of fire retardant and 13 parts of catalyst.
5. The insulation board of claim 1, wherein the antioxidant is one or more of dibutyl phenol, sodium bisulfite and sodium thiosulfate.
6. The insulation board according to claim 1, wherein the stabilizer is a mixed flavor of dibasic lead salt and zinc stearate.
7. The insulation board of claim 1, wherein the foaming agent is a carbon dioxide fluid foaming agent.
8. The manufacturing method of the insulation board is characterized by comprising the following steps:
s1, placing the mineral powder slag, the wood chips and the straw fibers into a stirrer to be stirred at the stirring speed of 50r/S for 20-28 minutes to obtain a first mixture;
s2, adding the adhesive in the first mixture in the S1 according to the weight part, continuously stirring, adjusting the rotation speed of the stirrer to 100r/S, and stirring for 30-40 minutes to obtain a second mixture;
s3, weighing the polystyrene resin and the foaming agent according to the parts by weight, putting the polystyrene resin and the foaming agent into a generator for heating and mixing, wherein the heating temperature is 60-70 ℃, the rotating speed is 30r/S, then adding the catalyst, continuing stirring, and stirring for 20 minutes to obtain a third mixture;
s4, adding the antioxidant, the stabilizer and the fire retardant into the third mixture obtained in the step S3, continuously stirring at the rotating speed of 30r/S, and then pouring the stirred mixture into the second mixture to continuously stir to obtain a heat-insulation plate mixture;
and S5, finally, placing the insulation board mixture into an injection mold, laying 1-3 layers of non-woven fabrics, curing for 36-48 hours, and then demolding and cutting to form the insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067423.5A CN112811852A (en) | 2021-01-19 | 2021-01-19 | Heat insulation board and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067423.5A CN112811852A (en) | 2021-01-19 | 2021-01-19 | Heat insulation board and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN112811852A true CN112811852A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110067423.5A Pending CN112811852A (en) | 2021-01-19 | 2021-01-19 | Heat insulation board and manufacturing method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002194317A (en) * | 2000-12-26 | 2002-07-10 | Oshika:Kk | Adhesive composition having high water resistance |
| CN103342531A (en) * | 2013-07-05 | 2013-10-09 | 李奕 | Building exterior wall thermal insulation material and preparation process thereof |
| CN105236900A (en) * | 2015-08-25 | 2016-01-13 | 武汉钢铁(集团)公司 | Steel slag fiberboard and preparation method thereof |
| CN105256942A (en) * | 2015-09-28 | 2016-01-20 | 成都理工大学 | Inorganic mineral fiber grid reinforcement composite light partition wallboard and method for manufacturing same |
| CN108178577A (en) * | 2018-01-15 | 2018-06-19 | 安徽龙谷商贸有限公司 | A kind of external wall insulation and preparation method thereof |
| CN108929095A (en) * | 2018-07-17 | 2018-12-04 | 定远县双远新型建筑材料厂 | A kind of high intensity external wall insulation and its preparation process |
-
2021
- 2021-01-19 CN CN202110067423.5A patent/CN112811852A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002194317A (en) * | 2000-12-26 | 2002-07-10 | Oshika:Kk | Adhesive composition having high water resistance |
| CN103342531A (en) * | 2013-07-05 | 2013-10-09 | 李奕 | Building exterior wall thermal insulation material and preparation process thereof |
| CN105236900A (en) * | 2015-08-25 | 2016-01-13 | 武汉钢铁(集团)公司 | Steel slag fiberboard and preparation method thereof |
| CN105256942A (en) * | 2015-09-28 | 2016-01-20 | 成都理工大学 | Inorganic mineral fiber grid reinforcement composite light partition wallboard and method for manufacturing same |
| CN108178577A (en) * | 2018-01-15 | 2018-06-19 | 安徽龙谷商贸有限公司 | A kind of external wall insulation and preparation method thereof |
| CN108929095A (en) * | 2018-07-17 | 2018-12-04 | 定远县双远新型建筑材料厂 | A kind of high intensity external wall insulation and its preparation process |
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Application publication date: 20210518 |