CN109609067A - A kind of high-performance fire-resistant composite board and preparation method thereof - Google Patents

A kind of high-performance fire-resistant composite board and preparation method thereof Download PDF

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Publication number
CN109609067A
CN109609067A CN201811522722.8A CN201811522722A CN109609067A CN 109609067 A CN109609067 A CN 109609067A CN 201811522722 A CN201811522722 A CN 201811522722A CN 109609067 A CN109609067 A CN 109609067A
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parts
fire
component
steel plate
composite board
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李伟东
李寒飞
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Hebei Junhui Security And Safety Technology Co Ltd
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Hebei Junhui Security And Safety Technology Co Ltd
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Priority to CN201811522722.8A priority Critical patent/CN109609067A/en
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
    • C09J161/04—Condensation polymers of aldehydes or ketones with phenols only
    • C09J161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • C09J161/14—Modified phenol-aldehyde condensates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/162—Cleaning
    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2311/00—Metals, their alloys or their compounds
    • B32B2311/30—Iron, e.g. steel
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
    • 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
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/222—Magnesia, i.e. magnesium oxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Abstract

The present invention relates to a kind of high-performance fire-resistant composite boards and preparation method thereof, fireprotection layer including upper layer and lower layer steel plate and between two-layered steel plates, pass through high viscosity adhesive bond between fireprotection layer and upper layer and lower layer steel plate, bonding agent is made of component A and B component, wherein: component A is prepared by the raw material of following parts by weight: 80-100 parts of phenol-formaldehyde resin modified, 80-100 parts of modified epoxy, 40-60 parts of butyronitrile, 40-50 parts of polyvinyl butyral, 40-50 parts of silane coupling agent, 5-10 parts of inorganic fire fiber, 2-5 parts of cenosphere, 2-5 parts of expanded vermiculite；B component is prepared by the raw material of following parts by weight: 30-50 parts of waterglass, 10-20 parts of hexamethylenetetramine, 10-20 parts of magnesia powder, 10-15 parts of high-alumina fly, 1-1.5 parts of calgon.Compared with prior art, the plate Fire resistances are obvious, when occurring fire can rapid expanding or carbonization, fire endurance is long, surface strength is high, not easy to crack.

Description

A kind of high-performance fire-resistant composite board and preparation method thereof
Technical field
The present invention relates to a kind of composite boards, and in particular to a kind of high-performance fire-resistant composite board and preparation method thereof.
Background technique
The purposes of plate is relatively broad, and the characteristic of plate also has large effect to the purposes of plate.Plate type is more It is abundant, there is different materials.The fire-protection rating of plate is an important technical indicator of the security performance quality of plate.Existing rank Section, common plate fire-protection rating is lower, and fire protecting performance is poor, cannot effectively meet the needs of market.
In recent years, there is what is heard when the fire that China causes by insulation board, and the massive losses of frequency and personnel's property are striking It is soul-stirring, insulation board market is made a general survey of, the insulation board being commonly used mainly has styrofoam, extruded polystyrene board, polyurethane foam etc., Greatest problem existing for these thermal insulation materials is that fire protecting performance is poor, even being welded the Mars generated, can also make these thermal insulating materials Expect on fire, when these thermal insulation materials burn, drop object and a large amount of toxic smogs is melted in generation, not only causes huge environmental pollution, gives The rescue work of fire brings great inconvenience, and jeopardizes the life security of resident and fireman, the fire prevention etc. of thermal insulation material Grade must reach A grades.
Composite plate, which refers to, reduces cost coated with other layer of plate in layer of plate to reach increase mechanical strength Effect.There are composite metal plate, wood composite board, color-steel composite board and rock wool compound using relatively broad composite plate at present Plate.Wherein, by taking composite metal plate as an example, what is generallyd use currently on the market is aluminium-plastic panel, i.e., by the side such as coating, extruding, bonding The three-layer composite board that two sides is aluminium sheet, middle layer is polyethylene is made in method, and generally there is coating on surface, mainly as ornament materials, But since wherein interbed is that so being lacking in fire protecting performance national A grade standard is not achieved in polyethylene.In addition, each layer It is bonded between plate by binder, when encountering high-temperature condition, layering, cracking phenomena easily occurs, cause product to burst, shadow Ring service life.
Chinese patent CN102991020A discloses a kind of Aluminum-magnesium-ccomposite composite plate, including the upper layer and lower layer aluminium as surface layer Plate is provided with fireprotection layer between two layers of aluminium sheet；The fireprotection layer is by magnesium hydroxide, calcium powder, glass fibre and nothing The mixing of machine glue is rolled.This is transferred with certain fire line, but it is bonded by common adhesive, is still remained point Layer, cracking phenomena.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems and provides a kind of high-performance fire-resistant composite board and its preparation Method, the composite board Fire resistances are obvious, and fire endurance is long, layering not easy to crack.
The purpose of the present invention is achieved through the following technical solutions:
A kind of high-performance fire-resistant composite board, it is anti-including the upper layer and lower layer steel plate as surface layer and between two-layered steel plates Fire bed, by high viscosity adhesive bond resistant to high temperature between the fireprotection layer and upper layer and lower layer steel plate, the bonding agent is by A group Divide and B component forms, in which: the component A is prepared by the raw material of following parts by weight: 80-100 parts of phenol-formaldehyde resin modified, It is 80-100 parts of modified epoxy, 40-60 parts of butyronitrile, 40-50 parts of polyvinyl butyral, 40-50 parts of silane coupling agent, inorganic 5-10 parts of fire proofing firbre, 2-5 parts of cenosphere, 2-5 parts of expanded vermiculite；The B component is prepared by the raw material of following parts by weight It arrives: 30-50 parts of waterglass, 10-20 parts of hexamethylenetetramine, 10-20 parts of magnesia powder, 10-15 parts of high-alumina fly, calgon 1-1.5 part.When needing to bond, component A and B component are bonded with steel plate and fireprotection layer respectively, then press the two.
Preferably, the phenol-formaldehyde resin modified is prepared by the following method to obtain: making catalyst with sodium hydroxide, with phenol It is raw material with formaldehyde, reacts and obtain in alkaline medium, the resorcinol and first that the polycondensation reaction later period is added during the preparation process The resorcinol resin that aldehyde effect generates, can solidify at low temperature, play to the room temperature gelation of mixed glue solution certain Facilitation.
Preferably, the modified epoxy is prepared by the following method to obtain: in the bisphenol-A type ring of 80-90 parts by weight The isocyanate groups terminated polyurethane prepolymers and 10~15 parts of arylamine solidified agent of 20~30 parts by weight are added in oxygen resin, at 90 DEG C -120 Solidify 2-3 days at DEG C.
Preferably, it is 3000-4000 that the isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, acrylonitrile content be 15~ Made from 25% butyronitrile hydroxyl is reacted with toluene diisocyanate.
Preferably, the inorganic fire fiber is the chopped yarn of ceramic cotton fiber, and length 5-10mm, diameter is 4-7 μm.
Preferably, the cenosphere partial size is 100-300 μm, capacity 300-400kg/m3。
Preferably, the fireprotection layer is rolled by the raw material mixing of following parts by weight: 30-50 parts of calcium powder, organic fire-resisting 10-15 parts of agent, 5-10 parts of inorganic fire-retarded filler, 3-5 parts of glass fibre and 1-2 parts of inorganic glue.
Preferably, for fireprotection layer with a thickness of 1.5~2cm, the organic fire-retardant is the mixing of melamine and pentaerythrite Object, the inorganic fire-retarded filler are selected from one kind or more of cement, expanded perlite, precipitated calcium carbonate, aluminium hydroxide, magnesium hydroxide Kind mixture.
Preferably, the steel plate thickness is 1-2mm, and the surface of steel plate sprays insulating moulding coating as needed.
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component and B component are prepared, it is spare；
(2) fireprotection layer is prepared, it is spare；
(3) steel plate is pre-processed, it is spare；
(4) on the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate with Fireprotection layer bonding, and under the clamping force of 0.1-0.2Mpa normal temperature cure 3-6 hour to get to fireproof composite sheet.
Compared with prior art, the invention has the characteristics that:
1, formula design is carried out to binder, has excellent fire resistance, adhesion strength.Binder is by two groups of component A, B component It is grouped as, in use, component A, B component are bonded with steel plate, fireprotection layer respectively, then presses the two.Wherein component A and steel The cohesive force of plate is stronger, and the cohesive force of B component and fireprotection layer is stronger, is then bonded component A with B component, and what is be prepared answers Plywood is stronger, not easy to crack.
2, component A is by phenol-formaldehyde resin modified, modified epoxy, butyronitrile, polyvinyl butyral, silane coupling agent, nothing Machine fire proofing firbre, cenosphere, expanded vermiculite composition, phenolic resin and epoxy resin pass through modification, have more preferably Fire resisting, heat-resisting quantity, phenolic resin and epoxy resin have very strong cohesive force, adhesive force and high chemical stability, by changing Property, high temperature resistance is reinforced, at a temperature of up to 500 DEG C, still keeps stronger cohesive force, be more advantageous in conjunction with steel plate.Nothing Machine fire proofing firbre has that non-ignitable, light, sound absorption properties are good, anti-corrosion, that mothproof, chemical stability is good, intensity is high, thermal coefficient is low etc. is excellent Point, refractory temperature reach as high as 1770 DEG C, rise in a binder enhancing, fire resisting, sound-absorbing and it is durable the effects of；Cenosphere is viscous Play insulation in knot agent, sound-absorbing, fire prevention, increase lubrication, reduce bulk density and improve gradation, they at high temperature with modified phenol The organic matters such as urea formaldehyde, modified epoxy, butyronitrile, polyvinyl butyral and silane coupling agent can glazing formed it is fine and close absolutely The fireprotection layer of heat makes binder become a fire prevention, fire resisting entirety.B component by waterglass, hexamethylenetetramine, magnesia powder, High-alumina fly, calgon composition, combination latter aspect is easier in conjunction with fireprotection layer, while having certain high temperature barrier property, Magnesia powder, high-alumina fly facilitate trap heat transmitting.
3, fireprotection layer is made of calcium powder, organic fire-retardant, inorganic fire-retarded filler, glass fibre and inorganic glue, organic resistance Fire agent be melamine and pentaerythrite mixture, inorganic fire-retarded filler be selected from cement, expanded perlite, precipitated calcium carbonate, One or more mixtures of aluminium hydroxide, magnesium hydroxide.Flame-retardant composition mixed by organic fire-retardant with inorganic fire-retarded filler and At occurring to be conducive to carbonaceous layer when fire and formed, play good anti-flammability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
In figure: 1- steel plate；2- binder；3- fireprotection layer.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Fireproof composite sheet structure of the present invention is as shown in Figure 1, include as the upper layer and lower layer steel plate 1 on surface layer and set on two Fireprotection layer 3 between layer steel plate 1, is bonded between fireprotection layer 3 and upper layer and lower layer steel plate 1 by high viscosity bonding agent 2 resistant to high temperature. Wherein, in 1-2mm 304 stainless steels can be used, fireprotection layer thickness is in 1.5~2cm in 1 thickness of steel plate.
Embodiment 1
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
By 80 parts of phenol-formaldehyde resin modified, 80 parts of modified epoxy, 40 parts of butyronitrile, 40 parts of polyvinyl butyral, silane coupled 40 parts of agent, 5 parts of inorganic fire fiber, 2 parts of cenosphere, 2 parts of expanded vermiculite are uniformly mixed in kneading machine, are obtained gluey viscous Connect agent component A.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, reacts in alkaline medium, is original with phenol and formaldehyde Material, is prepared using conventional fabrication process, and the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 20 parts by weight being added in the bisphenol A type epoxy resin of 80 parts by weight Object and 10 parts of arylamine solidified agent solidify 2 days at 90 DEG C, and it is 3000, propylene that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that nitrile content is 15% is reacted with toluene diisocyanate.Inorganic fire fiber is the chopped yarn of ceramic cotton fiber, Length is 5mm, and diameter is 4 μm.Cenosphere partial size is 100 μm, capacity 300kg/m3。
(2) bonding agent B component is prepared
By 30 parts of waterglass, 10 parts of hexamethylenetetramine, 10 parts of magnesia powder, 10 parts of high-alumina fly and 1 part of calgon mixing Uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 30 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 10 parts of (mixture of melamine and pentaerythrite 1:1), inorganic fire-retarded filler (cement, expanded perlite, precipitated calcium carbonate, The mixture of aluminium hydroxide, magnesium hydroxide) 5 parts, 3 parts of glass fibre and 1 part of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.1Mpa normal temperature cure 6 hours to get arriving fireproof composite sheet.
Embodiment 2
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
100 parts of phenol-formaldehyde resin modified, 100 parts of modified epoxy, 60 parts of butyronitrile, 50 parts of polyvinyl butyral, silane is even Join 50 parts of agent, 10 parts of inorganic fire fiber, 5 parts of cenosphere, 5 parts of expanded vermiculite, is uniformly mixed in kneading machine, obtains glue Adhesive A component.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, anti-in alkaline medium using phenol and formaldehyde as raw material It answers, is prepared using conventional fabrication process, the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 30 parts by weight being added in the bisphenol A type epoxy resin of 90 parts by weight Object and 15 parts of arylamine solidified agent solidify 3 days at 120 DEG C, and it is 4000, propylene that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that nitrile content is 25% is reacted with toluene diisocyanate.Inorganic fire fiber is the chopped yarn of ceramic cotton fiber, Length is 10mm, and diameter is 7 μm.Cenosphere partial size is 300 μm, capacity 400kg/m3。
(2) bonding agent B component is prepared
50 parts of waterglass, 20 parts of hexamethylenetetramine, 20 parts of magnesia powder, 15 parts of high-alumina fly and 1.5 parts of calgon are mixed It closes uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 50 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 15 parts of (mixture of melamine and pentaerythrite 1:1), inorganic fire-retarded filler (mixture of cement, expanded perlite) 10 Part, 5 parts of glass fibre and 2 parts of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.2Mpa normal temperature cure 3 hours to get arriving fireproof composite sheet.
Embodiment 3
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
By 90 parts of phenol-formaldehyde resin modified, 90 parts of modified epoxy, 50 parts of butyronitrile, 45 parts of polyvinyl butyral, silane coupled 45 parts of agent, 7 parts of inorganic fire fiber, 3 parts of cenosphere, 3 parts of expanded vermiculite are uniformly mixed in kneading machine, are obtained gluey viscous Connect agent component A.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, anti-in alkaline medium using phenol and formaldehyde as raw material It answers, is prepared using conventional fabrication process, the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 25 parts by weight being added in the bisphenol A type epoxy resin of 85 parts by weight Object and 13 parts of arylamine solidified agent solidify 2.5 days at 120 DEG C, and it is 3500, third that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that alkene nitrile content is 20% is reacted with toluene diisocyanate.Inorganic fire fiber is that ceramic cotton fiber is chopped Yarn, length 7mm, diameter are 6 μm.Cenosphere partial size is 200 μm, capacity 350kg/m3。
(2) bonding agent B component is prepared
40 parts of waterglass, 15 parts of hexamethylenetetramine, 15 parts of magnesia powder, 13 parts of high-alumina fly and 1.3 parts of calgon are mixed It closes uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 40 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 13 parts of (mixture of melamine and pentaerythrite 1:1), 7 parts of inorganic fire-retarded filler (mixture of cement, expanded perlite), 4 parts of glass fibre and 1.5 parts of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.3Mpa normal temperature cure 5 hours to get arriving fireproof composite sheet.
Embodiment 4
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
By 95 parts of phenol-formaldehyde resin modified, 95 parts of modified epoxy, 55 parts of butyronitrile, 50 parts of polyvinyl butyral, silane coupled 50 parts of agent, 8 parts of inorganic fire fiber, 4 parts of cenosphere, 4 parts of expanded vermiculite are uniformly mixed in kneading machine, are obtained gluey viscous Connect agent component A.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, anti-in alkaline medium using phenol and formaldehyde as raw material It answers, is prepared using conventional fabrication process, the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 30 parts by weight being added in the bisphenol A type epoxy resin of 80 parts by weight Object and 11 parts of arylamine solidified agent solidify 3 days at 120 DEG C, and it is 400, propylene that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that nitrile content is 25% is reacted with toluene diisocyanate.Inorganic fire fiber is the chopped yarn of ceramic cotton fiber, Length is 10mm, and diameter is 7 μm.Cenosphere partial size is 300 μm, capacity 300kg/m3。
(2) bonding agent B component is prepared
44 parts of waterglass, 11 parts of hexamethylenetetramine, 16 parts of magnesia powder, 14 parts of high-alumina fly and 1.4 parts of calgon are mixed It closes uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 44 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 14 parts of (mixture of melamine and pentaerythrite 1:1), 7 parts of inorganic fire-retarded filler (expanded perlite), 4 parts of glass fibre with And 1.5 parts of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.3Mpa normal temperature cure 5 hours to get arriving fireproof composite sheet.
Embodiment 5
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
By 100 parts of phenol-formaldehyde resin modified, 95 parts of modified epoxy, 60 parts of butyronitrile, 50 parts of polyvinyl butyral, silane coupled 50 parts of agent, 8 parts of inorganic fire fiber, 4 parts of cenosphere, 4 parts of expanded vermiculite are uniformly mixed in kneading machine, are obtained gluey viscous Connect agent component A.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, anti-in alkaline medium using phenol and formaldehyde as raw material It answers, is prepared using conventional fabrication process, the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 30 parts by weight being added in the bisphenol A type epoxy resin of 80 parts by weight Object and 11 parts of arylamine solidified agent solidify 3 days at 120 DEG C, and it is 400, propylene that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that nitrile content is 15% is reacted with toluene diisocyanate.Inorganic fire fiber is the chopped yarn of ceramic cotton fiber, Length is 10mm, and diameter is 7 μm.Cenosphere partial size is 300 μm, capacity 300kg/m3。
(2) bonding agent B component is prepared
43 parts of waterglass, 11 parts of hexamethylenetetramine, 16 parts of magnesia powder, 14 parts of high-alumina fly and 1.4 parts of calgon are mixed It closes uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 44 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 14 parts of (mixture of melamine and pentaerythrite 1:1), 7 parts of inorganic fire-retarded filler (expanded perlite), 4 parts of glass fibre with And 1.5 parts of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.4Mpa normal temperature cure 4 hours to get arriving fireproof composite sheet.
Embodiment 6
A kind of preparation method of high-performance fire-resistant composite board, comprising the following steps:
(1) adhesive A component is prepared
100 parts of phenol-formaldehyde resin modified, 100 parts of modified epoxy, 55 parts of butyronitrile, 55 parts of polyvinyl butyral, silane is even Join 40 parts of agent, 10 parts of inorganic fire fiber, 5 parts of cenosphere, 5 parts of expanded vermiculite, is uniformly mixed in kneading machine, obtains glue Adhesive A component.
Wherein, phenol-formaldehyde resin modified sodium hydroxide makees catalyst, anti-in alkaline medium using phenol and formaldehyde as raw material It answers, is prepared using conventional fabrication process, the phenol-formaldehyde resin modified of synthesis has high ortho position structure.Modified epoxy passes through Following methods are prepared: the terminal isocyanate group pre-polymerization of 20 parts by weight being added in the bisphenol A type epoxy resin of 80 parts by weight Object and 13 parts of arylamine solidified agent solidify 3 days at 110 DEG C, and it is 3000, propylene that isocyanate groups terminated polyurethane prepolymers, which are by molecular weight, Made from the butyronitrile hydroxyl that nitrile content is 20% is reacted with toluene diisocyanate.Inorganic fire fiber is the chopped yarn of ceramic cotton fiber, Length is 7mm, and diameter is 6 μm.Cenosphere partial size is 200 μm, capacity 350kg/m3。
(2) bonding agent B component is prepared
40 parts of waterglass, 15 parts of hexamethylenetetramine, 15 parts of magnesia powder, 15 parts of high-alumina fly and 1.5 parts of calgon are mixed It closes uniformly to obtain the final product.
(3) fireprotection layer is prepared
Fireprotection layer is rolled: 40 parts of calcium powder, organic fire-retardant with a thickness of 1.5~2cm by the raw material mixing of following parts by weight 13 parts of (mixture of melamine and pentaerythrite 1:1), inorganic fire-retarded filler (mixture of cement, expanded perlite) 10 Part, 4 parts of glass fibre and 1.5 parts of inorganic glue.
(4) steel plate pre-processes
Steel plate adhesive surface is cleaned, and polish coarse structure with sand paper, to be conducive to the load of adhesive.
(5) pressing of composite board
On the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate and anti- Fire bed bonding, and under the clamping force of 0.4Mpa normal temperature cure 5 hours to get arriving fireproof composite sheet.
Comparative example 1
Currently used adhesive bond is used between steel plate and fireprotection layer, such as BD802 rubber-gold of Xiangfan symbasis adhesive producing works Belong to bonding agent, remaining is the same as embodiment 3.
Comparative example 2
Fireprotection layer uses flame-retardant foam plate, remaining is the same as embodiment 3.
Properties of product test is carried out to product made from embodiment 1-6 and comparative example 1-2.
Fire endurance and adhesion strength test according to GA98-2005 " concrete structure fireproof coating " testing procedure into Row, it is resistance to quick-fried hot by GB14907-2005 test.
1 embodiment 1-6 of table and comparative example 1-2 product test result
Serial number Fire resistance period/h Adhesion strength/Mpa Resistance to quick-fried hot/h
Embodiment 1 5.9 0.42 832
Embodiment 2 6.3 0.54 852
Embodiment 3 7.1 0.61 876
Embodiment 4 6.2 0.57 812
Embodiment 5 6.7 0.58 836
Embodiment 6 6.3 0.56 842
Comparative example 1 5.1 0.31 760
Comparative example 2 4.5 0.42 782
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.It is familiar with The personnel of art technology obviously easily can make various modifications to these embodiments, and General Principle described herein It is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, this field skill Art personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be in protections of the invention Within the scope of.

Claims (10)

1. a kind of high-performance fire-resistant composite board, including the upper layer and lower layer steel plate as surface layer and between two-layered steel plates Fireprotection layer passes through high viscosity adhesive bond resistant to high temperature, which is characterized in that institute between the fireprotection layer and upper layer and lower layer steel plate Bonding agent is stated to be made of component A and B component, in which:
The component A is prepared by the raw material of following parts by weight: 80-100 parts of phenol-formaldehyde resin modified, modified epoxy 80- 100 parts, 40-60 parts of butyronitrile, 40-50 parts of polyvinyl butyral, 40-50 parts of silane coupling agent, 5-10 parts of inorganic fire fiber, 2-5 parts of cenosphere, 2-5 parts of expanded vermiculite；
The B component is prepared by the raw material of following parts by weight: 30-50 parts of waterglass, 10-20 parts of hexamethylenetetramine, oxygen Change magnesium powder 10-20 parts, 10-15 parts of high-alumina fly, 1-1.5 parts of calgon.
2. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the phenol-formaldehyde resin modified is logical It crosses following methods to be prepared: making catalyst with sodium hydroxide, using phenol and formaldehyde as raw material, reacted in alkaline medium It arrives.
3. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the modified epoxy is logical It crosses following methods to be prepared: the end isocyanic acid of 20~30 parts by weight being added in the bisphenol A type epoxy resin of 80-90 parts by weight Ester group prepolymer and 10~15 parts of arylamine solidified agent solidify 2-3 days at 90 DEG C -120 DEG C.
4. a kind of high-performance fire-resistant composite board according to claim 3, which is characterized in that the terminal isocyanate group is pre- The butyronitrile hydroxyl that it is 3000-4000 that polymers, which is by molecular weight, acrylonitrile content is 15~25% is reacted with toluene diisocyanate to be made 's.
5. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the inorganic fire fiber is Ceramic cotton fiber is chopped yarn, length 5-10mm, and diameter is 4-7 μm.
6. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the cenosphere partial size is 100-300 μm, capacity 300-400kg/m3。
7. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the fireprotection layer is by following heavy The raw material mixing of amount part is rolled: 30-50 parts of calcium powder, 10-15 parts of organic fire-retardant, 5-10 parts of inorganic fire-retarded filler, glass 3-5 parts of fiber and 1-2 parts of inorganic glue.
8. a kind of high-performance fire-resistant composite board according to claim 7, which is characterized in that fireprotection layer with a thickness of 1.5~ 2cm, the organic fire-retardant are the mixture of melamine and pentaerythrite, and the inorganic fire-retarded filler is selected from cement, expansion Perlite, precipitated calcium carbonate, aluminium hydroxide, magnesium hydroxide one or more mixtures.
9. a kind of high-performance fire-resistant composite board according to claim 1, which is characterized in that the steel plate thickness is 1- 2mm, the surface of steel plate spray insulating moulding coating as needed.
10. such as a kind of described in any item preparation methods of high-performance fire-resistant composite board of claim 1-9, which is characterized in that The following steps are included:
(1) adhesive A component and B component are prepared, it is spare；
(2) fireprotection layer is prepared, it is spare；
(3) steel plate is pre-processed, it is spare；
(4) on the steel plate by the coating of the component A of bonding agent, the B component of bonding agent is coated on fireprotection layer, then by steel plate with Fireprotection layer bonding, and under the clamping force of 0.1-0.2Mpa normal temperature cure 3-6 hour to get to fireproof composite sheet.
CN201811522722.8A 2018-12-13 2018-12-13 A kind of high-performance fire-resistant composite board and preparation method thereof Pending CN109609067A (en)

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CN110240867A (en) * 2019-06-14 2019-09-17 滁州圣好材料科技有限公司 A kind of two-component compounding synergetic inorganic fire glue and preparation method thereof
CN110922211A (en) * 2019-12-19 2020-03-27 亚细亚建筑材料股份有限公司 Negative ion ceramic tile and preparation method thereof
CN111572140A (en) * 2020-06-18 2020-08-25 苏州法思特新材料有限公司 Fireproof and fireproof structure
CN112477320A (en) * 2020-11-12 2021-03-12 江苏海龙核科技股份有限公司 High-temperature-resistant composite board
CN114196358A (en) * 2021-12-24 2022-03-18 山东工业陶瓷研究设计院有限公司 Epoxy resin binder and preparation method and application thereof
CN115650731A (en) * 2022-11-03 2023-01-31 江苏富乐华功率半导体研究院有限公司 Electronic ceramic slurry and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN110240867A (en) * 2019-06-14 2019-09-17 滁州圣好材料科技有限公司 A kind of two-component compounding synergetic inorganic fire glue and preparation method thereof
CN110240867B (en) * 2019-06-14 2021-07-02 滁州圣好材料科技有限公司 Two-component compound synergistic inorganic fireproof adhesive and preparation method thereof
CN110922211A (en) * 2019-12-19 2020-03-27 亚细亚建筑材料股份有限公司 Negative ion ceramic tile and preparation method thereof
CN110922211B (en) * 2019-12-19 2022-04-01 亚细亚建筑材料股份有限公司 Negative ion ceramic tile and preparation method thereof
CN111572140A (en) * 2020-06-18 2020-08-25 苏州法思特新材料有限公司 Fireproof and fireproof structure
CN112477320A (en) * 2020-11-12 2021-03-12 江苏海龙核科技股份有限公司 High-temperature-resistant composite board
CN112477320B (en) * 2020-11-12 2022-12-09 江苏海龙核科技股份有限公司 High-temperature-resistant composite board
CN114196358A (en) * 2021-12-24 2022-03-18 山东工业陶瓷研究设计院有限公司 Epoxy resin binder and preparation method and application thereof
CN115650731A (en) * 2022-11-03 2023-01-31 江苏富乐华功率半导体研究院有限公司 Electronic ceramic slurry and preparation method thereof

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