阅读说明：本技术 一种防腐阻燃型的材料层 (Anticorrosive fire-retardant type material layer ) 是由 潘忠文 谢纯 辜林川 于 2019-11-27 设计创作，主要内容包括：本发明公开了一种防腐阻燃型的材料层,其包括中间基层、防腐涂层、阻燃涂层、云母层、碳化硅层和陶瓷耐火纤维层,中间基层的一侧附有多层结构,多层结构依次为：用于耐火绝热的云母层、用于耐火耐腐蚀的碳化硅层、陶瓷耐火纤维层、阻燃涂层和防腐涂层,陶瓷耐火纤维层为陶瓷粉末和耐火纤维压制而成,耐火纤维包括硅酸铝纤维、氧化铝纤维和黏土；该结构既能阻燃防火绝热,又能防酸防碱增强抗性,同时具有较好的韧性,难以折断,保证材料使用的防火防腐和防冲击的能力,提高安全性。(The invention discloses an anticorrosive flame-retardant material layer, which comprises an intermediate base layer, an anticorrosive coating, a flame-retardant coating, a mica layer, a silicon carbide layer and a ceramic refractory fiber layer, wherein a multilayer structure is attached to one side of the intermediate base layer, and the multilayer structure sequentially comprises: the coating comprises a mica layer for fire resistance and heat insulation, a silicon carbide layer for fire resistance and corrosion resistance, a ceramic fire-resistant fiber layer, a flame-retardant coating and an anticorrosive coating, wherein the ceramic fire-resistant fiber layer is formed by pressing ceramic powder and fire-resistant fibers, and the fire-resistant fibers comprise aluminum silicate fibers, alumina fibers and clay; this structure can fire-retardant fire prevention adiabatic, can acid-proof alkali-proof reinforcing resistance again, has better toughness simultaneously, is difficult to the rupture, guarantees the fire prevention anticorrosive and the ability of protecting against shock that the material used, improves the security.)

1. The utility model provides an anticorrosive fire-retardant type material layer, its characterized in that, includes middle basic unit, anticorrosive coating, fire-retardant coating, mica layer, silicon carbide layer and ceramic refractory fiber layer, at least one side of middle basic unit is with multilayer structure, multilayer structure is in proper order for being used for fire-resistant adiabatic mica layer, being used for fire-resistant corrosion-resistant silicon carbide layer, ceramic refractory fiber layer, fire-retardant coating and anticorrosive coating, bonds through the adhesive between the adjacent layer and pastes and cover, fire-retardant coating is on ceramic refractory fiber layer surface, anticorrosive coating is on fire-retardant coating surface, ceramic refractory fiber layer is formed for ceramic powder and refractory fiber suppression.

2. The anticorrosive and flame-retardant material layer according to claim 1, wherein the ceramic refractory fiber is prepared by the following steps: adding ceramic powder into the prepared refractory fiber, mixing, putting into a cotton opener for fluffing, and finally performing compression molding by using a heating and pressurizing mode.

3. The anticorrosive and flame-retardant material layer according to claim 2, wherein the ceramic powder and the refractory fiber are added in a ratio of 2-5 parts by weight and 12-20 parts by weight.

4. The anticorrosive and flame-retardant material layer according to claim 3, wherein the raw materials of the refractory fibers comprise 35-45% of aluminum silicate fibers, 20-30% of alumina fibers and 15-35% of clay.

5. The material layer of claim 2, wherein the anticorrosive coating is prepared by mixing urushiol, graphene, chlorinated rubber, modified epoxy resin, a dispersing agent, a wetting agent, a thickening agent and a defoaming agent.

6. The anticorrosive and flame-retardant material layer according to claim 5, wherein the proportions of the urushiol, the graphene, the chlorinated rubber and the modified epoxy resin are as follows: 50-60%, 5-8%, 15-20%, 15-30%.

7. The material layer of claim 2, wherein the flame retardant coating is formed by mixing cement, aggregate, modifier, hardener and waterproof agent.

8. The material layer with corrosion resistance and flame retardance according to claim 1, wherein the material and the thickness of the middle base layer are adjusted according to application scenes, the middle base layer comprises porous bricks, stone plates, iron plates or wood plates, and the thickness of the middle base layer is 0.1 mm-0.5 m.

Technical Field

The invention relates to the technical field of anticorrosive and flame-retardant materials, in particular to an anticorrosive and flame-retardant material layer.

Background

An anticorrosive material is a material that inhibits chemical corrosion and electrochemical corrosion of an object to be protected. The common anticorrosive materials in installation engineering mainly include various organic and inorganic coatings, glass fiber reinforced plastics, rubber products, inorganic plates and the like.

The flame-retardant material is a material which can inhibit or delay combustion and is not inflammable, and is widely applied to the fields of clothing, petroleum, chemical engineering, metallurgy, shipbuilding, fire fighting, national defense and the like.

The fireproof material refers to various materials which play an absolute role in modern fire prevention and are mostly used for buildings. Commonly used fire-resistant materials include fire-resistant panels, fire-resistant doors, fire-resistant glass, fire-resistant paint fire-resistant bags, and the like.

Disclosure of Invention

The invention aims to provide an anticorrosive and flame-retardant material layer which can be used for flame retardance, fire resistance, heat insulation, acid and alkali resistance and resistance enhancement, has good toughness, is difficult to break, ensures the fireproof, anticorrosive and impact-resistant capabilities of materials, and improves the safety

The embodiment of the invention is realized by the following steps:

the utility model provides an anticorrosive fire-retardant type material layer, it includes middle basic unit, anticorrosive coating, fire-retardant coating, the mica layer, silicon carbide layer and ceramic refractory fiber layer, at least one side of middle basic unit is with multilayer structure, multilayer structure is in proper order for being used for fire-resistant adiabatic mica layer, be used for fire-resistant corrosion-resistant silicon carbide layer, ceramic refractory fiber layer, fire-retardant coating and anticorrosive coating, bond the subsides through the adhesive between the adjacent layer and cover, fire-retardant coating is on ceramic refractory fiber layer surface, anticorrosive coating is on fire-retardant coating surface, ceramic refractory fiber layer is formed for ceramic powder and refractory fiber suppression.

In a preferred embodiment of the present invention, the manufacturing process of the ceramic refractory fiber comprises: adding ceramic powder into the prepared refractory fiber, mixing, putting into a cotton opener for fluffing, and finally performing compression molding by using a heating and pressurizing mode.

In a preferred embodiment of the present invention, the ceramic powder and the refractory fiber are added in a ratio of 2 to 5 parts by weight of the ceramic powder and 12 to 20 parts by weight of the refractory fiber.

In a preferred embodiment of the present invention, the raw materials of the refractory fiber include 35-45% of aluminum silicate fiber, 20-30% of alumina fiber and 15-35% of clay.

In a preferred embodiment of the present invention, the anti-corrosion coating is prepared by mixing urushiol, graphene, chlorinated rubber, modified epoxy resin, a dispersant, a wetting agent, a thickener and a defoaming agent

In a preferred embodiment of the present invention, the ratio of the urushiol, the graphene, the chlorinated rubber, and the modified epoxy resin is: 50-60%, 5-8%, 15-20%, 15-30%.

In a preferred embodiment of the present invention, the flame retardant coating is prepared by mixing a cementing material, an aggregate, a modifier, a hardener and a waterproof agent.

In a preferred embodiment of the present invention, the material and thickness of the intermediate substrate are adjusted according to application scenarios, the intermediate substrate includes porous bricks, stone slabs, iron slabs or wood slabs, and the thickness of the intermediate substrate is 0.1mm to 0.5 m.

The invention has the beneficial effects that:

according to the invention, the middle base layer is taken as a basis, and the two sides of the middle base layer are attached with the multilayer structure, wherein the multilayer structure comprises the ceramic refractory fiber layer, the ceramic refractory fiber layer has the characteristics of incombustibility, high melting point and heat insulation, can obstruct combustion and heat transfer, enhances the toughness of the material layer, and simultaneously adds the anticorrosion layer structure in the flame-retardant material, thereby enhancing the anticorrosion performance of the material layer; this structure can fire-retardant fire prevention adiabatic, can acid-proof alkali-proof reinforcing resistance again, has better toughness simultaneously, is difficult to the rupture, guarantees the fire prevention anticorrosive and the ability of protecting against shock that the material used, improves the security.

Drawings

To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope.

FIG. 1 is a schematic view of a first embodiment of a layer of corrosion and flame retardant material in accordance with the present invention;

FIG. 2 is a schematic view of a first embodiment of the corrosion and flame retardant material layer of the present invention;

icon: 1-an intermediate base layer; 2-mica layer; 3-a silicon carbide layer; 4-a ceramic refractory fiber layer; 5-flame retardant coating; 6-anticorrosive coating.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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 first example is 2cm, 3mm,1.5mm,0.5cm, 0.8cm,; (ii) a 1.5cm, 2mm,1mm,1cm, 0.8cm,

referring to fig. 1, the present embodiment provides an anti-corrosion and flame-retardant material layer, which includes a middle substrate 1, an anti-corrosion coating 6, a flame-retardant coating 5, a mica layer 2, a silicon carbide layer 3, and a ceramic refractory fiber layer 4, wherein a multilayer structure is attached to one side of the middle substrate 1, and the multilayer structure sequentially includes: the fireproof and heat-insulation composite material comprises a mica layer 2 for fireproof and heat insulation, a silicon carbide layer 3 for fireproof and corrosion resistance, a ceramic fireproof fiber layer 4, a flame-retardant coating 5 and an anticorrosive coating 6, wherein the ceramic fireproof fiber layer 4, the flame-retardant coating 5 and the anticorrosive coating 6 are attached to the other side of a middle base layer 1, one side of the middle base layer 1 is used for fire prevention, and the other side of the middle base layer 1 is used for auxiliary flame retardance; the material layer combines the functions of corrosion resistance and flame retardance into a whole, and the fireproof capacity and the durability of the material plate can be enhanced.

The middle part on anticorrosive fire-retardant type's material layer passes through behind the adhesive paste pressurization press forming, and the adhesive of this embodiment adopts the synthetic resin adhesive, and wherein, the material and the thickness of middle basic unit 1 are adjusted according to using the scene, and middle basic unit 1 includes the brick, slabstone, iron plate or the plank of taking the porous, and middle basic unit 1 of this embodiment adopts the plank, and the material layer preparation technology of this embodiment is: firstly, one side of a wood board is attached with a mica layer 2 and a silicon carbide layer 3 through an adhesive to form a three-layer structure, wherein the mica layer 2 is a layer structure formed by mica and is used for fire resistance and heat insulation, the prior art is the same as that of the prior art, the silicon carbide layer 3 is a layer structure formed by silicon carbide and is used for fire resistance and corrosion resistance, the thickness of the wood board is 2cm, the thickness of the mica layer 2 is 3mm, and the thickness of the silicon carbide layer 3 is 1.5 mm; then, two sides of the three-layer structure are respectively attached with a ceramic refractory fiber layer 4 through an adhesive, and the thickness of the ceramic refractory fiber layer 4 is 0.5cm, so that a five-layer structure is formed; and finally, respectively coating a flame-retardant coating 5 and an anticorrosive coating 6 on two sides of the five-layer structure, firstly coating the flame-retardant coating 5 on the ceramic fiber layer, then drying, and then coating the anticorrosive coating 6 on the flame-retardant coating 5.

The ceramic refractory fiber layer 4 adopted in this embodiment is formed by pressing ceramic powder and refractory fibers, and the manufacturing process of the ceramic refractory fiber layer 4 is as follows: weighing 40% of aluminum silicate fiber, 25% of alumina fiber and 20% of clay, wherein the clay is powder, fully mixing the aluminum silicate fiber, the alumina fiber and the clay to form refractory fiber of a short fiber mixture, adding the ceramic powder into the prepared refractory fiber for mixing, putting the mixture into a cotton opener for fluffing when mixing, and finally performing compression molding at the temperature of 500 ℃ and the pressure of 0.6Mpa by using a heating and pressurizing mode.

The anticorrosive coating 6 of this embodiment is prepared by mixing urushiol, graphene, chlorinated rubber, modified epoxy, a dispersant, a wetting agent, a thickener and a defoaming agent, wherein the ratio of urushiol, graphene, chlorinated rubber and modified epoxy is: 50%, 6%, 20% and 15%, urushiol is oily organic liquid, has an anticorrosion effect, graphene is a material with high strength and toughness, has an anticorrosion effect, chlorinated rubber is a chlorinated product of natural rubber, has an anticorrosion effect, can obviously improve the adhesiveness and toughness of a coating after being added, modified epoxy resin has heat resistance and adhesiveness, is used for improving the heat resistance and the flame resistance, is added with additive components in the prior art to improve the service performance of the coating, and dispersing agents, wetting agents, thickening agents and defoaming agents are all in the prior art.

The flame-retardant coating 5 is prepared by mixing a cementing material, an aggregate, a modifier, a hardening agent and a waterproof agent, uniformly mixing the components, adding a curing agent, a flame retardant, a defoaming agent and a coupling agent, uniformly mixing and stirring for use, coating the flame-retardant coating 5 on the ceramic refractory fiber layer 4, drying the coating, and then coating for multiple times, so that the surface of the ceramic refractory fiber layer 4 is uniformly covered.

The acid resistance, alkali resistance and corrosion resistance of the anticorrosive and flame-retardant material layer obtained in the embodiment are tested, and a 30% hydrochloric acid solution and a 30% sodium hydroxide solution are respectively dripped on the surface of the anticorrosive and flame-retardant material layer for 20min for testing; and testing the fireproof performance of the material layer, taking down the material layer by 5cm, and burning for 20min under an alcohol lamp.

According to the experimental result, the surface of the material layer tested by hydrochloric acid and sodium hydroxide is basically unchanged, the material layer has good corrosion resistance, the material layer is burnt under an alcohol lamp, except the wood board of the middle base layer 1 is baked black, the surfaces of the burnt positions of the edges of the two sides of the middle base layer 1 become brittle, the whole material layer is not damaged, and the material layer has good fireproof and flame-retardant properties.

Second embodiment

This embodiment is partly the same as the first embodiment, except for the structure of the material layer and the composition ratio of the ceramic refractory fiber layer 4.

Referring to fig. 2, the present embodiment provides an anti-corrosion and flame-retardant material layer, which includes a middle substrate 1, an anti-corrosion coating 6, a flame-retardant coating 5, a mica layer 2, a silicon carbide layer 3, and a ceramic refractory fiber layer 4, wherein a multilayer structure is attached to two sides of the middle substrate 1, and the multilayer structure sequentially includes: a mica layer 2 for fire resistance and heat insulation, a silicon carbide layer 3 for fire resistance and corrosion resistance, a ceramic fire-resistant fiber layer 4, a flame-retardant coating 5 and an anticorrosive coating 6; the material layer combines the functions of corrosion resistance and flame retardance into a whole, and the fireproof capacity and the durability of the material plate can be enhanced.

The middle part on anticorrosive fire-retardant type's material layer passes through behind the adhesive paste pressurization press forming, and the adhesive of this embodiment adopts the synthetic resin adhesive, and wherein, the material and the thickness of middle basic unit 1 are adjusted according to using the scene, and middle basic unit 1 is including taking porous brick, slabstone, iron plate or plank, and the middle basic unit 1 of this embodiment adopts the brick board of taking the hole, and the material layer preparation technology of this embodiment is: firstly, attaching a mica layer 2 and a silicon carbide layer 3 to one side of a brick board through an adhesive to form a three-layer structure, wherein the mica layer 2 is a layer structure formed by mica and is used for fire resistance and heat insulation, and the silicon carbide layer 3 is a layer structure formed by silicon carbide and is used for fire prevention and corrosion prevention in the prior art, the thickness of the brick board is 1.5cm, the thickness of the mica layer 2 is 2mm, and the thickness of the silicon carbide layer 3 is 1 mm; then, two sides of the three-layer structure are respectively attached with a ceramic refractory fiber layer 4 through an adhesive, and the thickness of the ceramic refractory fiber layer 4 is 0.8cm, so that a five-layer structure is formed; and finally, respectively coating a flame-retardant coating 5 and an anticorrosive coating 6 on two sides of the five-layer structure, firstly coating the flame-retardant coating 5 on the ceramic fiber layer, then drying, and then coating the anticorrosive coating 6 on the flame-retardant coating 5.

The ceramic refractory fiber layer 4 adopted in this embodiment is formed by pressing ceramic powder and refractory fibers, and the manufacturing process of the ceramic refractory fiber layer 4 is as follows: weighing 50% of aluminum silicate fiber, 30% of alumina fiber and 15% of clay, wherein the clay is powder, fully mixing the aluminum silicate fiber, the alumina fiber and the clay to form refractory fiber of a short fiber mixture, adding the ceramic powder into the prepared refractory fiber for mixing, putting the mixture into a cotton opener for fluffing when mixing, and finally performing compression molding at the temperature of 800 ℃ and the pressure of 0.8Mpa by using a heating and pressurizing mode.

The anticorrosive coating 6 of this embodiment is prepared by mixing urushiol, graphene, chlorinated rubber, modified epoxy, a dispersant, a wetting agent, a thickener and a defoaming agent, wherein the ratio of urushiol, graphene, chlorinated rubber and modified epoxy is: 50%, 6%, 20% and 15%, urushiol is oily organic liquid, has an anticorrosion effect, graphene is a material with high strength and toughness, has an anticorrosion effect, chlorinated rubber is a chlorinated product of natural rubber, has an anticorrosion effect, can obviously improve the adhesiveness and toughness of a coating after being added, modified epoxy resin has heat resistance and adhesiveness, is used for improving the heat resistance and the flame resistance, is added with additive components in the prior art to improve the service performance of the coating, and dispersing agents, wetting agents, thickening agents and defoaming agents are all in the prior art.

The flame-retardant coating 5 is prepared by mixing a cementing material, an aggregate, a modifier, a hardening agent and a waterproof agent, uniformly mixing the components, adding a curing agent, a flame retardant, a defoaming agent and a coupling agent, uniformly mixing and stirring for use, coating the flame-retardant coating 5 on the ceramic refractory fiber layer 4, drying the coating, and then coating for multiple times, so that the surface of the ceramic refractory fiber layer 4 is uniformly covered.

The acid resistance, alkali resistance and corrosion resistance of the anticorrosive and flame-retardant material layer obtained in the embodiment are tested, and a 30% hydrochloric acid solution and a 30% sodium hydroxide solution are respectively dripped on the surface of the anticorrosive and flame-retardant material layer for 20min for testing; and testing the fireproof performance of the material layer, taking down the material layer by 5cm, and burning for 20min under an alcohol lamp.

The experimental result shows that the surface of the material layer tested by hydrochloric acid and sodium hydroxide is basically unchanged, the material layer has good corrosion resistance, the material layer and the surface of a flame burning part are embrittled and form black powder when burned under an alcohol lamp, the thickness of the material layer and the flame burning part is only about 0.05mm and can be almost ignored, the whole material layer is not damaged, and the material layer has good fireproof and flame retardant properties.

In summary, the embodiment of the invention is based on the middle base layer, and the multilayer structure is attached to the two sides, wherein the multilayer structure comprises the ceramic refractory fiber layer which has the characteristics of incombustibility, high melting point and heat insulation, can obstruct combustion and heat transfer, enhances the toughness of the material layer, and simultaneously adds the anticorrosion layer structure in the flame retardant material to enhance the anticorrosion performance of the material layer; this structure can fire-retardant fire prevention adiabatic, can acid-proof alkali-proof reinforcing resistance again, has better toughness simultaneously, is difficult to the rupture, guarantees the fire prevention anticorrosive and the ability of protecting against shock that the material used, improves the security.

This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention. It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention and are to be construed as being without limitation to such specifically recited embodiments and examples. Those skilled in the art can make various other specific changes and combinations based on the teachings of the present invention without departing from the spirit of the invention, and these changes and combinations are within the scope of the invention.