CN111154065A - Environment-friendly resin non-combustible heat-insulating material and preparation method thereof - Google Patents
Environment-friendly resin non-combustible heat-insulating material and preparation method thereof Download PDFInfo
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- CN111154065A CN111154065A CN202010026756.9A CN202010026756A CN111154065A CN 111154065 A CN111154065 A CN 111154065A CN 202010026756 A CN202010026756 A CN 202010026756A CN 111154065 A CN111154065 A CN 111154065A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/21—Urea; Derivatives thereof, e.g. biuret
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34928—Salts
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5317—Phosphonic compounds, e.g. R—P(:O)(OR')2
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
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Abstract
The invention relates to an environment-friendlyThe resin non-combustible heat-insulating material and the preparation method thereof comprise the following raw materials: polyester polyol kR-3550, polyester polyol RP-3940, polyether polyol, clay, silicone oil, a trimerization catalyst, aluminum hypophosphite, melamine cyanurate, urea, tris (2-carboxyethyl) phosphine, purified water and isocyanate. The heat-insulating material prepared by the invention adopts full water foaming, the full water foaming is different from the traditional physical F11 and 141B, water is used as a foaming agent for chemical reaction, and the water reacts with isocyanate to generate urea and simultaneously release CO in the foaming process2CO evolution2The residual in the foam pores plays a role in foaming, and the released CO can be controlled by changing the using amount of water in the process of preparing the rigid foam2In amounts to obtain foams of different density and hardness, CO2The ozone-free flame-retardant paint is non-combustible and non-toxic, and the ozone consumption potential value ODP is zero.
Description
Technical Field
The invention belongs to the technical field of heat insulation materials, and particularly relates to an environment-friendly resin non-combustible heat insulation material and a preparation method thereof.
Background
The heat-insulating material is a novel building material integrating decoration and heat preservation, and has the advantages that as a large number of micropores exist in the heat-insulating material, compared with solid bricks, the heat conductivity coefficient of the brick body is greatly reduced, the heat-insulating property is enhanced, meanwhile, the surface treatment such as glazing of the brick body is not needed, the heat-insulating material has the characteristics of light weight, heat insulation, heat preservation, sound absorption and the like, and has important significance for saving energy and promoting the sustainable development of the country.
At present, the heat insulation material mainly achieves the purpose of forming a large number of micropores in the brick body by adding a pore-forming material, and because the heat conductivity coefficient of air wrapped in the micropores is low, the heat conductivity coefficient of the brick body is greatly reduced due to the existence of the micropores.
The main materials for heat preservation and heat insulation in the prior art are polyurethane foam and phenolic foam, but the polyurethane foam is not flame-retardant and generates a large amount of low-fall substances and smoke when burning, and the phenolic foam has good flame-retardant performance, but the foam has no strength, is easy to pulverize and has too high density.
The present invention has been made in view of the above circumstances.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an environment-friendly resin non-combustible heat insulation material and a preparation method thereof.
The invention provides an environment-friendly resin non-combustible heat-insulating material, which is prepared from the following raw materials: polyester polyol kR-3550, polyester polyol RP-3940, polyether polyol, clay, silicone oil, a trimerization catalyst, aluminum hypophosphite, melamine cyanurate, urea, tris (2-carboxyethyl) phosphine, purified water and isocyanate.
Further, the feed additive is prepared from the following raw materials in parts by weight: polyester polyol kR-355040-60 parts, polyester polyol RP-394020-40 parts, polyether polyol 7-13 parts, clay 8-12 parts, silicone oil 3-6 parts, trimerization catalyst 6-10 parts, aluminum hypophosphite 25-35 parts, melamine cyanurate 15-25 parts, urea 3-7 parts, tris (2-carboxyethyl) phosphine 30-40 parts, purified water 5-11 parts and isocyanate 150-190 parts.
Further, the feed additive is prepared from the following raw materials in parts by weight: polyester polyol kR-355050 parts, polyester polyol RP-394030 parts, polyether polyol 10 parts, clay 10 parts, silicone oil 4.5 parts, trimerization catalyst 8.5 parts, aluminum hypophosphite 30 parts, melamine cyanurate 20 parts, urea 5 parts, tris (2-carboxyethyl) phosphine 35 parts, purified water 8 parts and isocyanate 170 parts.
Further, the polyether polyol is polyether polyol yD-401P.
Further, the silicone oil is silicone oil BL-8889.
Further, the trimerization catalyst is a trimerization catalyst TMR-2.
Further, the isocyanate is polymethylene polyphenyl isocyanate.
The raw materials in the invention are all commercially available raw materials, wherein the manufacturers of the polyester polyol kR-3550 and the polyester polyol RP-3940 are as follows: keliya polyol (nanjing) ltd; the polyether polyol yD-401P manufacturer is as follows: shijiazhuang, Yadong chemical trade, Inc.; the silicone oil BL-8889 manufacturer is Nanjing Maillard New Material Co., Ltd; the trimerization catalyst TMR-2 manufacturer is as follows: air chemical company, usa.
Wherein, the melamine cyanurate is MCA for short, the tri (2-carboxyethyl) phosphine is TCEP for short, and the polymethylene polyphenyl isocyanate is PM-400 for short, and the production line is special.
The clay in the invention is selected from light clay and organic bentonite BP-186, the manufacturer is Tuoyun new material (Guangzhou) Co., Ltd, the function in the invention is modifier, polyester polyol kR-3550 and polyester polyol RP-3940 are used as raw materials, polyether polyol is used as cross linker, silicone oil is used as stabilizer, trimerization catalyst TMR-2 is used as catalyst, aluminum hypophosphite, melamine cyanurate, urea and tris (2-carboxyethyl) phosphine are used as flame retardant, purified water is foaming agent, and isocyanate is curing agent for reaction.
The second purpose of the invention provides a preparation method of the environment-friendly resin non-combustible heat-insulating material, which comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol, the silicone oil and the trimerization catalyst for later use, adding aluminum hypophosphite, melamine cyanurate, urea, tris (2-carboxyethyl) phosphine and purified water, stirring for 8-12min, adding clay, keeping the temperature and stirring to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 8-10s to obtain the heat-insulating material.
Further, the mixing and stirring temperature in the step (2) is 20-24 ℃, the stirring time is 3-7min, preferably, the temperature is 22 ℃, and the stirring time is 5 min.
Further, the temperature of the heat preservation and the stirring in the step (2) is 18-25 ℃, and the stirring time is 12-18 min.
Compared with the prior art, the invention has the beneficial effects that:
(1) the heat-insulating material prepared by the invention adopts full water foaming, the full water foaming is different from the traditional physical F11 and 141B, water is used as a foaming agent for chemical reaction, and the water reacts with isocyanate to generate urea and simultaneously release CO in the foaming process2CO evolution2The residual in the foam pores plays a role in foaming, and the released CO can be controlled by changing the using amount of water in the process of preparing the rigid foam2In amounts to obtain foams of different density and hardness, CO2The ozone water is non-combustible and non-toxic, and the ozone consumption potential value ODP is zero;
(2) the heat-insulating material is prepared by polymerizing isocyanate, polyester and clay, and contains a polymer with a plurality of heterocyclic non-combustible molecular chains, so that the heat-insulating material cannot be combusted when meeting high-temperature open fire, is non-toxic, tasteless, light, free of dripping and carbonization, can be reused in an environment-friendly manner, and is light and energy-saving.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1
The embodiment discloses an environment-friendly resin non-combustible heat-insulating material which is prepared from the following raw materials: polyester polyol kR-355040 kg, polyester polyol RP-394020 kg, polyether polyol yD-401P 7kg, clay 8kg, silicone oil BL-88893kg, trimerization catalyst TMR-26 kg, aluminum hypophosphite 25kg, melamine cyanurate 15kg, urea 3kg, tris (2-carboxyethyl) phosphine 30kg, purified water 5kg and polymethylene polyphenyl isocyanate 150 kg.
The preparation method of the environment-friendly resin non-combustible heat insulation material comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol yD-401P, the silicon oil BL-8889 and the trimerization catalyst TMR-2 for 3min at the mixing and stirring temperature of 20 ℃, adding aluminum hypophosphite, melamine cyanurate, urea, tri (2-carboxyethyl) phosphine and purified water, stirring for 8min, adding clay, keeping the temperature and stirring at 18 ℃, and stirring for 12min to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 8s to obtain the heat-insulating material.
Example 2
The embodiment discloses an environment-friendly resin non-combustible heat-insulating material which is prepared from the following raw materials: polyester polyol kR-355045 kg, polyester polyol RP-394025 kg, polyether polyol yD-401P 9kg, clay 9kg, silicone oil BL-88894kg, trimerization catalyst TMR-27 kg, aluminum hypophosphite 28kg, melamine cyanurate 18kg, urea 4kg, tris (2-carboxyethyl) phosphine 33kg, purified water 7kg and polymethylene polyphenyl isocyanate 160 kg.
The preparation method of the environment-friendly resin non-combustible heat insulation material comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol yD-401P, the silicon oil BL-8889 and the trimerization catalyst TMR-2 for 4min at 21 ℃, adding aluminum hypophosphite, melamine cyanurate, urea, tri (2-carboxyethyl) phosphine and purified water, stirring for 9min, adding clay, stirring at 20 ℃ for 13min, and obtaining a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 9s to obtain the heat-insulating material.
Example 3
The embodiment discloses an environment-friendly resin non-combustible heat-insulating material which is prepared from the following raw materials: polyester polyol kR-355050 kg, polyester polyol RP-394030 kg, polyether polyol yD-401P 10kg, clay 10kg, silicone oil BL-88894.5kg, trimerization catalyst TMR-28.5 kg, aluminum hypophosphite 30kg, melamine cyanurate 20kg, urea 5kg, tris (2-carboxyethyl) phosphine 35kg, purified water 8kg and polymethylene polyphenyl isocyanate 170 kg.
The preparation method of the environment-friendly resin non-combustible heat insulation material comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol yD-401P, the silicon oil BL-8889 and the trimerization catalyst TMR-2 for 5min at the temperature of 22 ℃, adding aluminum hypophosphite, melamine cyanurate, urea, tri (2-carboxyethyl) phosphine and purified water, stirring for 10min, adding clay, keeping the temperature and stirring at the temperature of 21.5 ℃, and stirring for 15min to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 9s to obtain the heat-insulating material.
Example 4
The embodiment discloses an environment-friendly resin non-combustible heat-insulating material which is prepared from the following raw materials: polyester polyol kR-355055 kg, polyester polyol RP-394035 kg, polyether polyol yD-401P 11kg, clay 11kg, silicone oil BL-88895kg, trimerization catalyst TMR-29 kg, aluminum hypophosphite 32kg, melamine cyanurate 22kg, urea 6kg, tris (2-carboxyethyl) phosphine 38kg, purified water 9kg and polymethylene polyphenyl isocyanate 180 kg.
The preparation method of the environment-friendly resin non-combustible heat insulation material comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol yD-401P, the silicon oil BL-8889 and the trimerization catalyst TMR-2 for 6min at 23 ℃, adding aluminum hypophosphite, melamine cyanurate, urea, tri (2-carboxyethyl) phosphine and purified water, stirring for 11min, adding clay, keeping the temperature and stirring at 23 ℃, and stirring for 16min to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 10s to obtain the heat-insulating material.
Example 5
The embodiment discloses an environment-friendly resin non-combustible heat-insulating material which is prepared from the following raw materials: polyester polyol kR-355060 kg, polyester polyol RP-394040 kg, polyether polyol yD-401P 13kg, clay 12kg, silicone oil BL-88896kg, trimerization catalyst TMR-210 kg, aluminum hypophosphite 35kg, melamine cyanurate 25kg, urea 7kg, tris (2-carboxyethyl) phosphine 40kg, purified water 11kg and polymethylene polyphenyl isocyanate 190 kg.
The preparation method of the environment-friendly resin non-combustible heat insulation material comprises the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol yD-401P, the silicon oil BL-8889 and the trimerization catalyst TMR-2 for standby, wherein the mixing and stirring temperature is 24 ℃, the stirring time is 7min, adding aluminum hypophosphite, melamine cyanurate, urea, tri (2-carboxyethyl) phosphine and purified water, stirring for 9min, adding clay, keeping the temperature and stirring, wherein the keeping temperature and stirring temperature is 25 ℃, and the stirring time is 118min, so as to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 10s to obtain the heat-insulating material.
Test example 1
The performance tests of the insulation materials prepared in examples 1 to 5 were conducted, and the results are shown in Table 1.
The density test method comprises the following steps: GB6343, the national standard is more than or equal to 35 kg;
the heat conductivity coefficient test method comprises the following steps: GB/T10294, the national standard is less than or equal to 0.025;
the combustion grade test method comprises the following steps: GB/T8624-2012, the national standard is less than or equal to 20S;
the compression performance test method comprises the following steps: GB/T8624-2012, the national standard is more than or equal to 0.15;
the water absorption test method comprises the following steps: GB/T8810-2005, national standard is less than or equal to 3;
dimensional stability test method: GB5040, national standard is less than or equal to 2;
TABLE 1
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An environment-friendly resin non-combustible heat insulation material is characterized by comprising the following raw materials: polyester polyol kR-3550, polyester polyol RP-3940, polyether polyol, clay, silicone oil, a trimerization catalyst, aluminum hypophosphite, melamine cyanurate, urea, tris (2-carboxyethyl) phosphine, purified water and isocyanate.
2. The environment-friendly resin non-combustible heat insulation material as claimed in claim 1, characterized by comprising the following raw materials in parts by weight: polyester polyol kR-355040-60 parts, polyester polyol RP-394020-40 parts, polyether polyol 7-13 parts, clay 8-12 parts, silicone oil 3-6 parts, trimerization catalyst 6-10 parts, aluminum hypophosphite 25-35 parts, melamine cyanurate 15-25 parts, urea 3-7 parts, tris (2-carboxyethyl) phosphine 30-40 parts, purified water 5-11 parts and isocyanate 150-190 parts.
3. The environment-friendly resin non-combustible heat insulation material as claimed in claim 2, characterized by comprising the following raw materials in parts by weight: polyester polyol kR-355050 parts, polyester polyol RP-394030 parts, polyether polyol 10 parts, clay 10 parts, silicone oil 4.5 parts, trimerization catalyst 8.5 parts, aluminum hypophosphite 30 parts, melamine cyanurate 20 parts, urea 5 parts, tris (2-carboxyethyl) phosphine 35 parts, purified water 8 parts and isocyanate 170 parts.
4. The environment-friendly resin incombustible thermal insulating material as claimed in any one of claims 1 to 3, wherein the polyether polyol is polyether polyol yD-401P.
5. The environment-friendly resin non-combustible heat preservation material as claimed in any one of claims 1-3, wherein the silicone oil is silicone oil BL-8889.
6. The environment-friendly resin incombustible thermal insulation material according to any one of claims 1 to 3, wherein the trimerization catalyst is a trimerization catalyst TMR-2.
7. The environment-friendly resin incombustible thermal insulating material according to any one of claims 1 to 3, wherein the isocyanate is polymethylene polyphenyl isocyanate.
8. A method for preparing the environment-friendly resin non-combustible heat preservation material as recited in any one of claims 1-7, characterized by comprising the following steps:
(1) weighing the raw materials according to the weight of the raw materials for later use;
(2) mixing and stirring the polyester polyol kR-3550, the polyester polyol RP-3940, the polyether polyol, the silicone oil and the trimerization catalyst for later use, adding aluminum hypophosphite, melamine cyanurate, urea, tris (2-carboxyethyl) phosphine and purified water, stirring for 8-12min, adding clay, keeping the temperature and stirring to obtain a component A;
(3) adding isocyanate with the temperature of 20-22 ℃ into the component A, and stirring for 8-10s to obtain the heat-insulating material.
9. The method for preparing environment-friendly resin non-combustible heat preservation material according to claim 8, wherein the temperature of mixing and stirring in the step (2) is 20-24 ℃, the stirring time is 3-7min, preferably, the temperature is 22 ℃, and the stirring time is 5 min.
10. The method for preparing the environment-friendly resin non-combustible heat preservation material as claimed in claim 8, wherein the temperature of heat preservation stirring in the step (2) is 18-25 ℃, and the stirring time is 12-18 min.
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| CN1362450A (en) * | 2001-01-05 | 2002-08-07 | 中国科学技术大学 | Nano composite polyurethane-organic clay material and its preparation |
| CN104151517A (en) * | 2014-08-08 | 2014-11-19 | 甘肃科正建筑科技有限责任公司 | High-flame-retardant polyurethane modified polyisocyanurate hard foam thermal insulation material of external wall and preparation method of thermal insulation material |
| CN106243303A (en) * | 2016-08-25 | 2016-12-21 | 胡国旺 | Environmentally-friepolyurethane polyurethane foam heat-insulation material |
| CN107383330A (en) * | 2017-07-31 | 2017-11-24 | 镇江科特新材料有限公司 | A kind of high-flame-resistance environment-friendly insulation material and preparation method thereof |
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Application publication date: 20200515 |