CN115464946A - High-strength high-performance fireproof composite board and preparation process thereof - Google Patents

High-strength high-performance fireproof composite board and preparation process thereof Download PDF

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Publication number
CN115464946A
CN115464946A CN202211101140.9A CN202211101140A CN115464946A CN 115464946 A CN115464946 A CN 115464946A CN 202211101140 A CN202211101140 A CN 202211101140A CN 115464946 A CN115464946 A CN 115464946A
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China
Prior art keywords
retardant
aluminum alloy
flame
plate
fire
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CN202211101140.9A
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Chinese (zh)
Inventor
刘建法
刘利明
曹京燕
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Zhangjiagang Bonded Zone Lvjia Energy Saving Technology Co ltd
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Jiangsu Jianfa Technology Co ltd
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Priority to CN202211101140.9A priority Critical patent/CN115464946A/en
Publication of CN115464946A publication Critical patent/CN115464946A/en
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    • 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
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • 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
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/043—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • 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
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyesters
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • 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
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • 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
    • 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
    • B32B38/164—Drying
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
    • B32B2037/243—Coating
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/06—Coating on the layer surface on metal layer
    • 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
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • 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
    • B32B2307/304—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • 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
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a high-strength high-performance fireproof composite board, wherein a first flame-retardant board is glued and compounded on the upper surface of an aluminum alloy substrate, and a core board is glued and compounded on the upper side of the first flame-retardant board, compared with the prior art, the high-strength high-performance fireproof composite board has the following beneficial effects: through setting up fire-retardant board one, fire-retardant board two, make the front side of whole composite sheet, it has fire-retardant structure to distribute equally to the rear side, promote flame retardant efficiency, the design of core, corrugated sheet in the core has promoted the bulk strength of core, make the shock resistance and the compressive capacity reinforcing of core, its use strength is also promoted, the core is located the center of whole composite sheet, make the shock resistance and the compressive capacity of whole composite sheet promote, fire-retardant filler adopts the polystyrene foam grain, make whole core quality light, thermal insulation performance is good and have the sound insulation effect, also can play fire-retardant efficiency simultaneously, promote the fire behavior of whole composite sheet once more.

Description

High-strength high-performance fireproof composite board and preparation process thereof
Technical Field
The invention belongs to the technical field of fireproof plates, and particularly relates to a high-strength high-performance fireproof composite plate and a preparation process thereof.
Background
The fireproof aluminum composite board in the prior art has the problems of low use strength and insufficient impact resistance, and the problems restrict the utilization rate of the fireproof aluminum composite board, so that a high-strength high-performance fireproof composite board and a preparation process thereof are urgently needed to solve the problems.
Disclosure of Invention
The invention aims to provide a high-strength high-performance fireproof composite board and a preparation process thereof aiming at the defects of the prior art, and aims to solve the problems in the background art.
The invention is realized by the following technical scheme: the utility model provides a high strength high performance fire prevention composite sheet, includes, aluminum alloy base plate, fire-retardant board one, fire-retardant board two, core and aluminum alloy panel, the compound fire-retardant board one that has of aluminum alloy base plate upper surface cementing, the compound core that has of the compound of the upper side of fire-retardant board cementing, two cementing of fire-retardant board are in the core upper surface, two upper surfaces of fire-retardant board cementing compound have aluminum alloy panel.
As a preferred embodiment, the core includes sandwich panel one, sandwich panel two, corrugated sheet, strengthens supporting limit and fire-retardant filler, it has the corrugated sheet to splice the complex between sandwich panel one and the sandwich panel two, fire-retardant board an upper surface with sandwich panel lower surface veneer is compound, two upper surfaces of sandwich panel splice complex with two lower surfaces of fire-retardant board, corrugated sheet left end edge, right-hand member edge are equipped with the enhancement backup pad respectively, strengthen supporting limit upside, downside respectively with a sandwich panel left end lower surface, right-hand member lower surface and two left end upper surfaces of sandwich panel, right-hand member upper surface welded fastening, be equipped with a right angle chamber between corrugated sheet left end, right-hand member and the sandwich panel one, the sandwich panel two respectively, be equipped with a plurality of equilateral triangle chambeies between the middle and equilateral triangle board one of corrugated sheet, the sandwich panel two, edge right angle chamber and the inside all packing of equilateral triangle chamber have fire-retardant filler.
As a preferred embodiment, edge right angle chamber upper end is equipped with thirty degrees contained angles, edge right angle chamber lower extreme is equipped with ninety degrees contained angles, edge right angle chamber lower extreme inboard is equipped with sixty degree contained angle one, be equipped with three sixty degree contained angle two in the equilateral triangle intracavity.
As a preferred embodiment, the flame-retardant filler is a polystyrene foam particle, the first flame-retardant board and the second flame-retardant board have the same specification, and the first flame-retardant board and the second flame-retardant board (by mass) mainly comprise the following components: forty-two percent of waterborne polyurethane, thirty-seven percent of polyester aluminized film, seven percent of polyether polyol, hexaisocyanate (diphenylmethane diisocyanate), pentaflame retardant (a mixture of phosphate and magnesium hydroxide), and trisilicate; the first sandwich plate and the second sandwich plate have the same specification.
The invention also relates to a preparation process of the high-strength high-performance fireproof aluminum composite plate, which comprises the following steps:
(1) Preparing a first flame-retardant plate and a second flame-retardant plate: preparing materials and manufacturing according to the component composition of the first flame-retardant plate and the second flame-retardant plate in claim 4, taking a corresponding amount of waterborne polyurethane under the indoor normal temperature condition, uniformly coating the waterborne polyurethane on a polyester aluminized film, then placing the polyester aluminized film coated with the waterborne polyurethane into an electric heating constant-temperature blowing drying oven at 100 ℃ to keep the polyester aluminized film in a constant-temperature environment at 100 ℃ for eight minutes to form a substrate of a flame-retardant core plate, then placing the substrate of the flame-retardant core plate into a mold, then taking a corresponding amount of flame retardant, polyether polyol and zeolite, placing the corresponding amount of flame retardant, polyether polyol and zeolite into a stirrer, then stirring at a high speed for 20 minutes by using the stirrer, then taking a corresponding amount of isocyanate into the stirrer, stirring at the same rotating speed for 2 minutes again, taking out the uniformly mixed mixture, rapidly injecting the uniformly mixed mixture into the mold with the substrate of the flame-retardant core plate, and curing for eighty minutes to obtain the first flame-retardant plate and the second flame-retardant plate.
(2) And preparing the core board: taking two aluminum alloy sheets with the same specification, taking the two aluminum alloy sheets as a first sandwich plate and a second sandwich plate, then taking an aluminum alloy sheet as a corrugated plate, wherein the length of the aluminum alloy sheet is the same as that of the two aluminum alloy sheets, the width of the aluminum alloy sheet is larger than that of the two aluminum alloy sheets, then bending the aluminum alloy sheet by using a bending machine, firstly bending the edges of the left end and the right end of the aluminum alloy sheet by ninety degrees, then selecting the bending width according to the length which is 1.25 times of the length of the edge bending edge, and ensuring that the bending angle is sixty degrees, cleaning the two aluminum alloy sheets and the bent aluminum alloy sheet together, cleaning according to the sequence of acid washing, alkali washing and cleaning, drying the cleaned aluminum alloy sheets, uniformly spraying glue on the upper surface of one aluminum alloy sheet after drying and the aluminum alloy sheet after bending (the glue is two-component glue used as the polyurethane), then aligning and placing the bent aluminum alloy sheet on the upper surface of the aluminum alloy sheet after spraying glue, pressing after aligning, after gluing, overturning the aluminum alloy sheet to eighty degrees, so that the one surface of the bent aluminum alloy sheet faces downwards, then aligning another aluminum alloy sheet to another aluminum alloy sheet after gluing, and then uniformly spraying glue on the core plate, and finally laminating the aluminum alloy sheet again to obtain a composite body.
After the technical scheme is adopted, the invention has the beneficial effects that: through setting up fire-retardant board one, fire-retardant board two, make the front side of whole composite sheet, it has fire-retardant structure to equally divide cloth to the rear side, promote flame retardant efficiency, the design of core, corrugated sheet in the core has promoted the bulk strength of core, make the shock resistance and the compressive capacity reinforcing of core, its service strength is also promoted, the core is located the center of whole composite sheet, make the shock resistance and the compressive capacity of whole composite sheet promote, fire-retardant filler adopts the polystyrene foam grain, make whole core quality light, thermal insulation performance is good and have syllable-dividing effect, also can play fire retardant efficiency simultaneously, promote the fire behavior of whole composite sheet once more.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a high-strength high-performance fireproof composite board and a preparation process thereof.
Fig. 2 is a schematic view of a high-strength high-performance fireproof composite board and a corrugated board of a preparation process thereof.
Fig. 3 is a three-dimensional schematic diagram of a core plate of the high-strength high-performance fireproof composite plate and the preparation process thereof.
Fig. 4 is an enlarged schematic view of a high-strength high-performance fireproof composite board and a preparation process thereof at a point a.
In the figure, a 1-aluminum alloy substrate, a 2-flame-retardant plate I, a 3-core plate, a 31-sandwich plate I, a 32-sandwich plate II, a 33-corrugated plate, a 34-edge right-angle cavity, an 341-thirty degree included angle, an 342-ninety degree included angle, a 343-sixty degree included angle I, a 35-equilateral triangle cavity, a 351-sixty degree included angle II, a 36-reinforced supporting edge, a 37-flame-retardant filler, a 4-flame-retardant plate II and a 5-aluminum alloy panel.
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 obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a high strength high performance fire prevention composite sheet, includes, 1 of aluminum alloy base plate, fire-retardant board 2, fire-retardant two 4, core 3 and aluminum alloy panel 5, and 1 upper surface glue of aluminum alloy base plate connects the complex to have fire-retardant board 2, and the complex of gluing of 2 upside glue of fire-retardant board has core 3, and the complex of gluing of two 4 glue of fire-retardant board is at 3 upper surfaces of core, and the complex of gluing of two 4 upper surfaces of fire-retardant board has aluminum alloy panel 5.
Core 3 includes sandwich panel 31, sandwich panel two 32, corrugated sheet 33, strengthen support edge 36 and fire-retardant filler 37, it has corrugated sheet 33 to splice the complex between sandwich panel 31 and the sandwich panel two 32, fire-retardant board 2 upper surface splices the complex with the sandwich panel 31 lower surface, two 32 upper surfaces of sandwich panel splice the complex with two 4 lower surfaces of fire-retardant board, corrugated sheet 33 left end edge, the right-hand member edge is equipped with the enhancement backup pad respectively, strengthen support edge 36 upside, the downside respectively with sandwich panel one 31 left end lower surface, right-hand member lower surface and two 32 left end upper surfaces of sandwich panel, right-hand member upper surface welded fastening, corrugated sheet 33 left end, right-hand member and sandwich panel one 31, be equipped with a right angle chamber 34 between the sandwich panel two 32 respectively, the middle and the equilateral board one 31 of corrugated sheet 33, be equipped with a plurality of triangular cavities 35 between the sandwich panel two 32, edge right angle chamber 34 and the inside of triangular cavity 35 all filled fire-retardant filler 37.
Thirty-degree included angles 341 are arranged at the upper end of the edge right-angle cavity 34, ninety-degree included angles 342 are arranged at the lower end of the edge right-angle cavity 34, sixty-degree included angles 343 are arranged on the inner side of the lower end of the edge right-angle cavity 34, and three sixty-degree included angles two 351 are arranged in the equilateral triangle cavity 35.
The flame-retardant filler 37 is polystyrene foam particles, the specifications of the first flame-retardant plate 2 and the second flame-retardant plate 4 are the same, and the first flame-retardant plate 2 and the second flame-retardant plate 4 (by mass) mainly comprise the following components: forty-two percent of waterborne polyurethane, thirty-seven percent of polyester aluminized film, seven percent of polyether polyol, hexaisocyanate (diphenylmethane diisocyanate), pentaflame retardant (a mixture of phosphate and magnesium hydroxide), and trisilicate; the first sandwich plate 31 has the same specification as the second sandwich plate 32.
As an embodiment of the present invention: preparing a first flame-retardant plate 2 and a second flame-retardant plate 4: according to the mass (in each kilogram), forty-two percent of waterborne polyurethane, thirty-seven percent of polyester aluminized film, seven percent of polyether polyol, hexamethylene diisocyanate, five percent of flame retardant (a mixture of phosphate and magnesium hydroxide) and trisilicon are taken, under the condition of indoor normal temperature, the corresponding amount of waterborne polyurethane is taken, the waterborne polyurethane is uniformly coated on the polyester aluminized film, then the polyester aluminized film coated with the waterborne polyurethane is placed in an electric heating constant-temperature blowing drying box at 100 ℃ to be kept for eight minutes in the constant-temperature environment at 100 ℃ to form a substrate of a flame-retardant core plate 3, then the substrate of the flame-retardant core plate 3 is placed in a mold, then the corresponding amount of flame retardant, polyether polyol and zeolite are taken, the corresponding amount of flame retardant, polyether polyol and zeolite are placed in a stirrer, then the stirrer is used for high-speed stirring for 20 minutes, then the corresponding amount of isocyanate is taken in the stirrer, the mixture is taken out for 2 minutes again at the same rotating speed, the mixture after the uniform mixing is immediately injected into the flame-retardant core plate 3, and the substrate is cured for 4 minutes to obtain the flame-retardant core plate.
As an embodiment of the present invention: preparation of the core plate 3: taking two aluminum alloy sheets with the same specification, taking the two aluminum alloy sheets as a first sandwich plate 31 and a second sandwich plate 32, then taking another aluminum alloy sheet as a corrugated plate 33, wherein the length of the aluminum alloy sheet is the same as that of the two aluminum alloy sheets, the width of the aluminum alloy sheet is larger than that of the two aluminum alloy sheets, then bending the aluminum alloy sheets by using a bending machine, bending the edges of the left end and the right end of the aluminum alloy sheets by ninety degrees, then selecting the bending width according to the length which is 1.25 times of the length of the edge bending edge, ensuring that the bending angle is sixty degrees, cleaning the two aluminum alloy sheets and the bent aluminum alloy sheet together, cleaning according to the sequence of acid washing, alkali washing and cleaning, drying the aluminum alloy sheets after cleaning, uniformly spraying glue on the upper surface of one aluminum alloy sheet after drying and the aluminum alloy sheet after bending, aligning and placing the bent aluminum alloy sheet on the upper surface of the aluminum alloy sheet after spraying glue, pressing the aluminum alloy sheet after aligning, and placing the aluminum alloy sheet after gluing and compounding the compound body by one hundred and eighty degrees, so that the bent aluminum alloy sheet faces downwards at present, and then uniformly spraying glue on the upper surface of another aluminum alloy sheet after laminating, and laminating the other aluminum alloy sheet, and laminating the compound body to obtain another compound body, and laminating the core plate after laminating the core plate.
After the core plate 3, the flame-retardant plate I2 and the flame-retardant plate II 4 are completely prepared, the aluminum alloy substrate 1 and the aluminum alloy panel 5 are cut, the aluminum alloy substrate 1 and the aluminum alloy panel 5 are cleaned according to the sequence of acid washing, alkali washing and cleaning, after cleaning, drying the aluminum alloy panel, spraying a fireproof coating and a decorative coating on the outer side surface of the aluminum alloy panel 5 after drying, then uniformly spraying two-component polyurethane glue on the aluminum alloy substrate 1, placing the flame-retardant plate I2 on the aluminum alloy substrate 1 for pressing, then repeating the steps to compound the core plate 3, the flame-retardant plate II 4 and the aluminum alloy panel 5 on the aluminum alloy substrate 1 in sequence, finally filling flame-retardant fillers 37 into the edge right-angle cavity 34 and the equilateral triangle cavity 35, when the edge right-angle cavity 34 and the equilateral triangle cavity 35 are filled with the polystyrene foam particles, glue is injected into the two ends of the edge right-angle cavity 34 and the equilateral triangle cavity 35, the flame-retardant fillers 37 (polystyrene foam particles) at the two ends of the edge right-angle cavity 34 and the equilateral triangle cavity 35 are fixed and reinforced, the use strength of the end part of the whole composite board is improved, the flame-retardant structures are uniformly distributed at the front side and the rear side of the whole composite board through the flame-retardant plate I2 and the flame-retardant plate II 4, the flame-retardant effect is improved, the integral strength of the core board 3 is improved through the corrugated plate 33 in the core board 3, the impact resistance and the pressure resistance of the core board 3 are enhanced, the use strength is also improved, the core plate 3 is positioned at the center of the whole composite plate, so that the impact resistance and the compression resistance of the whole composite plate are improved, the flame-retardant filler 37 adopts polystyrene foam particles, the whole core plate 3 is light in weight, good in heat preservation performance and good in sound insulation effect, and meanwhile, the flame retardant effect can be achieved, and the fireproof performance of the whole composite plate is improved again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (5)

1. A high strength, high performance fire resistant composite panel comprising: aluminium alloy base plate (1), fire-retardant board (2), fire-retardant board two (4), core (3) and aluminum alloy panel (5), its characterized in that, aluminium alloy base plate (1) upper surface glue connects the complex has fire-retardant board (2), the complex of fire-retardant board (2) upside glue joint has core (3), core (3) upper surface glue connects the complex has fire-retardant board two (4), the complex of fire-retardant board two (4) upper surface glue joint has aluminum alloy panel (5).
2. A high strength, high performance fire resistant composite panel according to claim 1, wherein: core (3) include sandwich panel (31), two (32) sandwich panels, corrugated sheet (33), strengthen support limit (36) and fire-retardant filler (37), it has corrugated sheet (33) to splice the complex between sandwich panel (31) and two (32) sandwich panels, sandwich panel (31) lower surface and fire-retardant board (2) upper surface glue joint complex, sandwich panel two (32) upper surface and two (4) lower surface glue joints complex, corrugated sheet (33) left end edge, right-hand member edge are equipped with the enhancement backup pad respectively, it is equipped with a right angle chamber (34) respectively to strengthen support limit (36) upside, downside and sandwich panel (31) left end lower surface, right-hand member lower surface and two (32) left end upper surface, right-hand member upper surface welded fastening of equilateral board, between corrugated sheet (33) left end, right-hand member and sandwich panel (31), the two (32) sandwich panel, it has a right angle chamber (34) respectively to fill between the middle and one (31) sandwich panel (32) of corrugated sheet, be equipped with fire-retardant triangle chamber (35) between the triangle chamber (35), the equal packing of triangle chamber (35) and triangle chamber (37).
3. A high strength, high performance fire resistant composite panel according to claim 2, wherein: edge right angle chamber (34) upper end is equipped with thirty degrees contained angles (341), edge right angle chamber (34) lower extreme is equipped with ninety degree contained angle (342), edge right angle chamber (34) lower extreme inboard is equipped with sixty degree contained angle one (343), be equipped with two (351) of three sixty degree contained angle in the equilateral triangle chamber (35).
4. A high strength, high performance fire resistant composite panel according to claim 2, wherein: the flame-retardant filler (37) is polystyrene foam particles, the specifications of the first flame-retardant plate (2) and the second flame-retardant plate (4) are the same, and the first flame-retardant plate (2) and the second flame-retardant plate (4) (by mass) mainly comprise the following components: forty-two percent of waterborne polyurethane, thirty-seven percent of polyester aluminized film, seven percent of polyether polyol, hexaisocyanate (diphenylmethane diisocyanate), pentaflame retardant (a mixture of phosphate and magnesium hydroxide), and trisilicate; the first sandwich plate (31) and the second sandwich plate (32) have the same specification.
5. A process for preparing a high strength high performance fire resistant composite panel as claimed in any one of claims 1 to 4, wherein: the method comprises the following steps:
a. preparing a first flame-retardant plate (2) and a second flame-retardant plate (4): preparing materials and manufacturing components of a first flame-retardant plate (2) and a second flame-retardant plate (4), taking a corresponding amount of waterborne polyurethane under the indoor normal temperature condition, uniformly coating the waterborne polyurethane on a polyester aluminized film, putting the polyester aluminized film coated with the waterborne polyurethane into an electric heating constant-temperature air-blowing drying box, keeping the polyester aluminized film in a constant-temperature environment at 100 ℃ for eight minutes, forming a substrate of a flame-retardant core plate (3), putting the substrate of the flame-retardant core plate (3) into a mold, then taking a corresponding amount of flame retardant, polyether polyol and zeolite, putting the corresponding amount of flame retardant, polyether polyol and zeolite into a stainless steel stirrer, then stirring at a high speed for 20 minutes by using the stainless steel stirrer, then putting a corresponding amount of isocyanate (selected diphenylmethane diisocyanate) into the stainless steel stirrer, stirring again for 2 minutes at the same rotating speed, immediately taking out the uniformly mixed mixture, and quickly injecting the uniformly mixed mixture into a glass mold of the substrate of the flame-retardant core plate (3), and curing the mixture for eighty minutes to obtain the first flame-retardant plate (2) and the second flame-retardant plate (4).
b. Preparation of the core plate (3): taking two aluminum alloy sheets with the same specification, taking the two aluminum alloy sheets as a first sandwich plate (31) and a second sandwich plate (32), then taking a second aluminum alloy sheet as a corrugated plate (33), wherein the length of the two aluminum alloy sheets is the same as that of the two aluminum alloy sheets, and the width of the two aluminum alloy sheets is larger than that of the two aluminum alloy sheets, then bending the aluminum alloy sheets by using a bending machine, bending the left end and the right end of the aluminum alloy sheet for ninety degrees, then selecting the bending width according to the length of 1.25 times of the bending edge length of the edge, and ensuring that the bending angle is sixty degrees, cleaning the two aluminum alloy sheets and the bent aluminum alloy sheet together, cleaning according to the sequence of acid washing, alkali washing and cleaning, drying the two aluminum alloy sheets and the bent aluminum alloy sheet after cleaning, firstly uniformly spraying glue on the upper surface of one aluminum alloy sheet (selecting polyurethane glue for glue), then aligning the bent aluminum alloy sheet on the upper surface of the glued aluminum alloy sheet, pressing the two aluminum alloy sheets after aligning, after gluing and compounding the two aluminum alloy sheets, turning over one hundred eighty degrees, so that the bent aluminum alloy sheet faces upwards, and then uniformly spraying glue on the other aluminum alloy sheet, and then placing another aluminum alloy sheet on the glued composite body (3) to obtain another composite body.
CN202211101140.9A 2022-09-09 2022-09-09 High-strength high-performance fireproof composite board and preparation process thereof Pending CN115464946A (en)

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