CN111138125A - Preparation method of anti-freezing composite energy-saving heat-insulating material - Google Patents
Preparation method of anti-freezing composite energy-saving heat-insulating material Download PDFInfo
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- CN111138125A CN111138125A CN201811305637.6A CN201811305637A CN111138125A CN 111138125 A CN111138125 A CN 111138125A CN 201811305637 A CN201811305637 A CN 201811305637A CN 111138125 A CN111138125 A CN 111138125A
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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
- 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
Abstract
The invention discloses a preparation method of an anti-freezing composite energy-saving thermal insulation material, belonging to the technical field of preparation of thermal insulation materials, and the preparation method of the anti-freezing composite energy-saving thermal insulation material comprises the following specific preparation steps: s1: heating, melting and mixing raw materials; s2: extruding and granulating the mixed hot raw materials; s3: placing the filling particles in a shaping net in a bonding mode; s4: clamping and shaping; s5: the anti-freezing layer is uniformly sprayed on the outer wall of the sizing net, and the anti-freezing composite energy-saving heat-insulating material can be rapidly prepared by the simple process; the anti-freezing composite energy-saving heat-insulating material has good heat-insulating effect, anti-cracking and anti-freezing functions, good heat-insulating effect and energy-saving effect; through the mixing effect of various heat-insulating materials, a better heat-insulating effect can be achieved.
Description
Technical Field
The invention relates to the technical field of preparation of heat insulation materials, in particular to a preparation method of an anti-freezing composite energy-saving heat insulation material.
Background
The building energy consumption accounts for a large proportion of the whole human energy consumption, and most of the building energy consumption is the energy consumption of heating and air conditioning, and the important aspect of energy conservation during heat insulation and heat preservation of buildings. The heat insulation coating is a novel functional coating developed in recent years, the heat insulation coating is used on the surface of a building to reduce the internal temperature of the building, the heat inside the building is not easy to dissipate quickly, and the change of the outdoor temperature can be effectively controlled by coating a layer of heat insulation coating on the outer wall or the roof of the building, so that the heat insulation effect is achieved.
For example, chinese patent publication No. CN104610818A discloses a building exterior wall insulation material and a method for preparing the same, wherein the building exterior wall insulation material comprises, by weight, emulsion, sepiolite, diatomaceous earth, xylene, acrylic acid binder, nano titanium dioxide, natural granite powder, fumed silica, water glass, hollow glass microspheres, hollow ceramic microspheres, dispersant, film forming aid, cellulose solution, penetrant, flame retardant, lignin, mildew-proof and anti-microbial agent, anti-freezing agent, defoaming agent, and leveling agent. The building exterior wall heat-insulating coating prepared by the invention has the advantages of thin coating, convenient construction, low heat conductivity coefficient, obvious heat-insulating effect, acid and alkali resistance, good adhesive force, firm combination with a matrix, and no peeling or falling phenomenon.
However, when the heat-insulating material is used, the heat-insulating effect is poor, the anti-freezing performance is not enough, the cracking is easy to occur, and the preparation steps are complicated.
Disclosure of Invention
The invention aims to provide a preparation method of an antifreezing composite energy-saving heat-insulating material, and aims to solve the problems that the existing preparation method of the heat-insulating material in the background art has poor heat-insulating effect, insufficient antifreezing performance, easy cracking and complicated preparation steps when in use.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of an antifreezing composite energy-saving heat-insulating material comprises the following specific preparation steps:
s1: heating, melting and mixing raw materials: obtaining heat-preservation raw materials, wherein the raw materials comprise a polyethylene material, graphene, diatomite, anti-crack mortar, a polystyrene board, fly ash, talcum powder and a mildew-proof and anti-microbial agent, and the polyethylene material, the graphene, the diatomite, the anti-crack mortar, vitrified micro-bead mortar, the polystyrene board, the fly ash, the talcum powder and the mildew-proof and anti-microbial agent are respectively in proportion by mass: 8-10 parts of polyethylene material, 6-8 parts of graphene, 13-15 parts of diatomite, 8-12 parts of anti-crack mortar, 15-17 parts of polystyrene board, 20-24 parts of fly ash, 15-19 parts of talcum powder and 2-4 parts of mildew-proof and anti-microbial agent;
injecting the polyethylene material, graphene, diatomite, anti-crack mortar, polystyrene board, fly ash, talcum powder and mould-proof antibacterial agent into a high-temperature heating furnace, injecting deionized water into the high-temperature heating furnace, and heating the high-temperature heating furnace to melt the internal raw materials and the deionized water and continuously stir the molten raw materials and the deionized water;
uniformly mixing the stirred raw materials and deionized water, placing the molten mixed raw materials into a container for later use, and cooling the molten mixed raw materials to gradually harden;
s2: extruding and granulating the mixed hot raw materials: injecting the mixed raw materials in the container in the step S1 into an extruder, and extruding and granulating the hardened mixed raw materials through the extruder to prepare filling particles;
s3: placing the filling particles in a shaping net in a bonding mode: uniformly filling the filling grains in the step S2 into the shaping net, and bonding the filling grains into the shaping net through bonding agent;
s4: clamping and shaping: fixing the four corners and the middle part of the sizing net filled with the filling particles in the step S3 through clips;
s5: uniformly spraying an anti-freezing layer on the outer wall of the sizing net: and (5) uniformly spraying an anti-freezing coating on one side wall of the sizing net fixed in the step (S4), placing the side wall in a drying room for hot drying until the anti-freezing coating and the filling particles are completely dried and sized.
Preferably, the raw materials comprise 9 parts of polyethylene material, 7 parts of graphene, 14 parts of diatomite, 10 parts of anti-crack mortar, 16 parts of polystyrene board, 22 parts of fly ash, 17 parts of talcum powder and 3 parts of mildew-proof and anti-microbial agent.
Preferably, the mildew-proof and anti-microbial agent in step S1 is one or a mixture of more of sodium polychlorinated phenolate, sodium benzoate and organic aldehyde.
Preferably, the heating temperature of the high-temperature heating furnace in the step S1 is 400-550 ℃, and the stirring speed is 300-350 r/min.
Preferably, the particle size of the filler particles in step S2 is 15mm to 20 mm.
Preferably, the sizing net is an asbestos sizing net or a sizing net woven by iron wires.
Preferably, the drying temperature in the drying room in the step S5 is 50-60 ℃, and the drying time is 12-15 hours.
Preferably, the antifreeze coating is a polyurethane foam coating.
Compared with the prior art, the invention has the beneficial effects that:
1) by adopting the simple process, the antifreezing composite energy-saving heat-insulating material can be rapidly prepared;
2) the anti-freezing composite energy-saving heat-insulating material has good heat-insulating effect, anti-cracking and anti-freezing functions, good heat-insulating effect and energy-saving effect;
3) through the mixing effect of various heat-insulating materials, a better heat-insulating effect can be achieved.
Drawings
FIG. 1 is a flow chart of the preparation method of the present invention;
FIG. 2 is a schematic structural diagram of the antifreezing composite energy-saving thermal insulation material of the present invention.
In the figure: 1 sizing net, 2 filling particles and 3 antifreezing coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Example (b):
referring to fig. 1-2, the present invention provides a technical solution: a preparation method of an antifreezing composite energy-saving heat-insulating material comprises the following specific preparation steps:
s1: heating, melting and mixing raw materials: obtaining heat-preservation raw materials, wherein the raw materials comprise a polyethylene material, graphene, diatomite, anti-crack mortar, a polystyrene board, fly ash, talcum powder and a mildew-proof and anti-microbial agent, the mildew-proof and anti-microbial agent is one or a mixture of a plurality of sodium polychlorinated phenolate, sodium benzoate and organic aldehyde, and the polyethylene material, the graphene, the diatomite, the anti-crack mortar, the vitrified micro-bead mortar, the polystyrene board, the fly ash, the talcum powder and the mildew-proof and anti-microbial agent are respectively in proportion by mass: the raw materials comprise 9 parts of polyethylene material, 7 parts of graphene, 14 parts of diatomite, 10 parts of anti-crack mortar, 16 parts of polystyrene board, 22 parts of fly ash, 17 parts of talcum powder and 3 parts of mildew-proof and anti-microbial agent;
injecting the polyethylene material, graphene, diatomite, anti-crack mortar, polystyrene board, fly ash, talcum powder and mildew-proof and anti-bacterial agent into a high-temperature heating furnace, and injecting deionized water simultaneously, heating the high-temperature heating furnace to melt the internal raw material and the deionized water and continuously stirring, wherein the heating temperature of the high-temperature heating furnace is 500 ℃, the stirring speed is 325r/min, the deionized water is evaporated by the high temperature of the molten raw material, and the molten raw material is in a fluid state;
uniformly mixing the stirred raw materials and deionized water, placing the molten mixed raw materials into a container for later use, cooling the molten mixed raw materials to be gradually hardened, and cooling the molten mixed raw materials to be gradually hardened until the molten mixed raw materials are in a state of tending to solidification;
s2: extruding and granulating the mixed hot raw materials: injecting the mixed raw materials in the container in the step S1 into an extruder, extruding and granulating the hardened mixed raw materials through the extruder to prepare filling granules 2, wherein the particle size of the filling granules 2 is 17.5mm, so that the filling granules 2 cannot fall from meshes of the sizing net 1, and the meshes of the sizing net 1 are matched with the sizes of the filling granules 2;
s3: the filling granules 2 are placed in the sizing net 1 by means of bonding: uniformly filling the filling particles 2 in the step S2 into the sizing net 1, and bonding the filling particles 2 in the sizing net 1 through an adhesive, wherein the sizing net 1 is a sizing net 1 woven by asbestos sizing nets or iron wires;
s4: clamping and shaping: fixing the four corners and the middle part of the sizing net 1 filled with the filling particles 2 in the step S3 through clips, and keeping the filling particles 2 in the sizing net to be uniformly filled, so as to avoid the uneven undulation of the outer part of the sizing net 1;
s5: uniformly spraying an anti-freezing layer on the outer wall of the sizing net 1: and (3) uniformly spraying the anti-freezing coating 3 on one side wall of the fixing net 1 fixed in the step S4, placing the fixing net in a drying room, and carrying out hot drying, wherein the anti-freezing coating 3 is a polyurethane foam coating, the drying temperature in the drying room is 55 ℃, and the drying time is 13.5 hours until the anti-freezing coating 3 and the filling particles 2 are completely dried and fixed.
When the antifreezing composite energy-saving heat-insulating material is used, the antifreezing composite energy-saving heat-insulating material is cut or combined according to the size of an acting object, so that the acting object can be used according to the size;
the anti-freezing composite energy-saving heat-insulating material prepared by the method can resist minus 30 ℃ and can not crack after being kept for 30 days, and the heat-insulating effect is achieved.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A preparation method of an anti-freezing composite energy-saving heat-insulating material is characterized by comprising the following steps: the preparation method of the antifreezing composite energy-saving heat-insulating material comprises the following specific preparation steps:
s1: heating, melting and mixing raw materials: obtaining heat-preservation raw materials, wherein the raw materials comprise a polyethylene material, graphene, diatomite, anti-crack mortar, a polystyrene board, fly ash, talcum powder and a mildew-proof and anti-microbial agent, and the polyethylene material, the graphene, the diatomite, the anti-crack mortar, vitrified micro-bead mortar, the polystyrene board, the fly ash, the talcum powder and the mildew-proof and anti-microbial agent are respectively in proportion by mass: 8-10 parts of polyethylene material, 6-8 parts of graphene, 13-15 parts of diatomite, 8-12 parts of anti-crack mortar, 15-17 parts of polystyrene board, 20-24 parts of fly ash, 15-19 parts of talcum powder and 2-4 parts of mildew-proof and anti-microbial agent;
injecting the polyethylene material, graphene, diatomite, anti-crack mortar, polystyrene board, fly ash, talcum powder and mould-proof antibacterial agent into a high-temperature heating furnace, injecting deionized water into the high-temperature heating furnace, and heating the high-temperature heating furnace to melt the internal raw materials and the deionized water and continuously stir the molten raw materials and the deionized water;
uniformly mixing the stirred raw materials and deionized water, placing the molten mixed raw materials into a container for later use, and cooling the molten mixed raw materials to gradually harden;
s2: extruding and granulating the mixed hot raw materials: injecting the mixed raw materials in the container in the step S1 into an extruder, and extruding and granulating the hardened mixed raw materials through the extruder to prepare filling particles;
s3: placing the filling particles in a shaping net in a bonding mode: uniformly filling the filling grains in the step S2 into the shaping net, and bonding the filling grains into the shaping net through bonding agent;
s4: clamping and shaping: fixing the four corners and the middle part of the sizing net filled with the filling particles in the step S3 through clips;
s5: uniformly spraying an anti-freezing layer on the outer wall of the sizing net: and (5) uniformly spraying an anti-freezing coating on one side wall of the sizing net fixed in the step (S4), placing the side wall in a drying room for hot drying until the anti-freezing coating and the filling particles are completely dried and sized.
2. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the raw materials comprise 9 parts of polyethylene material, 7 parts of graphene, 14 parts of diatomite, 10 parts of anti-crack mortar, 16 parts of polystyrene board, 22 parts of fly ash, 17 parts of talcum powder and 3 parts of mildew-proof and anti-microbial agent.
3. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the mildew-proof and anti-microbial agent in the step S1 is one or a mixture of more of sodium polychlorinated phenolate, sodium benzoate and organic aldehyde.
4. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the heating temperature of the high-temperature heating furnace in the step S1 is 400-550 ℃, and the stirring speed is 300-350 r/min.
5. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the particle size of the filler particles in the step S2 is 15mm-20 mm.
6. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the shaping net is formed by weaving asbestos shaping nets or iron wires.
7. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: in the step S5, the drying temperature in the drying room is 50-60 ℃, and the drying time is 12-15 hours.
8. The preparation method of the antifreezing composite energy-saving thermal insulation material as claimed in claim 1, wherein the preparation method comprises the following steps: the anti-freezing coating polyurethane foam coating.
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| CN108623223A (en) * | 2018-03-23 | 2018-10-09 | 成都吱吖科技有限公司 | A kind of environment-friendly type building wall body structure |
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2018
- 2018-11-05 CN CN201811305637.6A patent/CN111138125A/en active Pending
Patent Citations (6)
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| EP1236699A1 (en) * | 2001-03-01 | 2002-09-04 | Sika AG, vorm. Kaspar Winkler & Co. | Composite material and shaped article with thermal conductivity and specific gravity on demand |
| US20130298991A1 (en) * | 2012-05-11 | 2013-11-14 | Pcm Innovations Llc | Phase change aggregates including particulate phase change material |
| CN107162530A (en) * | 2017-06-20 | 2017-09-15 | 合肥市淑芹美装饰工程有限公司 | A kind of thermal insulation mortar of antimildew and antibacterial and preparation method thereof |
| CN108623223A (en) * | 2018-03-23 | 2018-10-09 | 成都吱吖科技有限公司 | A kind of environment-friendly type building wall body structure |
| CN108484204A (en) * | 2018-04-03 | 2018-09-04 | 合肥宸翊商贸有限公司 | Lightweight concrete wall with self-insurance temp effect |
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Application publication date: 20200512 |