CN210940777U

CN210940777U - Fireproof composite board

Info

Publication number: CN210940777U
Application number: CN201920998196.6U
Authority: CN
Inventors: 谭家峻
Original assignee: Guangdong Gaoli Aluminium Industry Co ltd
Current assignee: Guangdong Gaoli Aluminium Industry Co ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-07-07
Anticipated expiration: 2029-06-29

Abstract

The utility model discloses a fire prevention composite sheet belongs to the architectural decoration field. This fire prevention composite sheet includes the core material layer, the upper and lower surface on core material layer all has set gradually adhesive linkage and metal level, the core material layer be the foaming glass board, the metal level be sheet metal, the adhesive linkage be the polymer film. The embodiment of the utility model provides a through set up the core material layer that the one deck is foaming glass board between the two-layer metal level that is sheet metal to bond foaming glass board and sheet metal through the polymer film, can improve the fire behavior of composite sheet greatly, make the fire rating of composite sheet reach A level. In addition, because the foamed glass plate has low heat conductivity and low water absorption and has certain sound absorption effect, the flame retardance of the composite plate can be improved by selecting the foamed glass plate as the core material layer, and the heat insulation property, the waterproof and moistureproof property and the sound absorption and noise reduction effects of the composite plate can be improved.

Description

Fireproof composite board

Technical Field

The utility model relates to an architectural decoration field specifically is a fire prevention composite sheet.

Background

The composite board is mainly composed of a core material, an adhesive and metal. Among them, most of the composite panels on the market are mainly aluminum-plastic composite panels, which are widely used for various architectural decorations and articles for daily use. However, the existing aluminum-plastic composite board has the problems of poor flame retardant and fireproof performance and the like because the core material is made of a plastic material. Although various flame-retardant polyethylene plastic products appear in the market after years of research and development, the fire-retardant grade of the aluminum-plastic composite board prepared by the flame-retardant polyethylene plastic composite board can only be improved to the grade B at most due to the limitation of the upper limit of the flame-retardant capacity of the polyethylene, so that the fire-retardant polyethylene plastic composite board cannot meet the requirement of the grade A of the fire resistance of buildings at home and abroad.

In addition, although there is a method of improving the fire resistance of the composite panel by using an inorganic material such as a palm environmental protection panel as a core material of the composite panel in the prior art, the composite panel has problems of poor heat insulation performance and noise reduction performance, and thus the prior composite panel needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention composite sheet to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the utility model provides a fire-proof composite board, includes the core material layer, the upper and lower surface on core material layer all has set gradually adhesive linkage and metal level, the core material layer be the foaming glass board, the metal level be sheet metal, the adhesive linkage be the polymer film.

The embodiment of the utility model provides an adopt an optimal solution, the closed porosity on core material layer is greater than 75%.

The embodiment of the utility model provides an adopt another preferred scheme, the percent opening of core material layer is greater than 50%.

The embodiment of the utility model provides an adopt another preferred scheme, the thickness of core material layer is 3-30 mm.

The embodiment of the utility model provides an another preferred scheme who adopts, the adhesive linkage be hot melt adhesive film.

The embodiment of the utility model provides a another preferred scheme who adopts, the thickness of adhesive linkage is 0.06-0.15 mm.

The embodiment of the utility model provides an another preferred scheme who adopts, the metal level be the aluminum alloy sheet metal.

The embodiment of the utility model provides a another preferred scheme who adopts, the thickness of metal level is 0.1-0.6 mm.

The embodiment of the utility model provides an another preferred scheme who adopts, at least one deck the metal level on still be equipped with the decorative layer, the decorative layer be the coating.

The embodiment of the utility model provides an above-mentioned technical scheme compares in prior art, has following technological effect:

(1) the embodiment of the utility model provides a through set up the core material layer that the one deck is foaming glass board between the two-layer metal level that is sheet metal to bond foaming glass board and sheet metal through the polymer film, thereby can improve the fire behavior of composite sheet greatly, make the fire rating of composite sheet reach A level.

(2) Because the foaming glass plate has low heat conductivity and low water absorption and has certain sound absorption effect, the foaming glass plate is selected as the core material layer, so that the flame retardance of the composite plate can be improved, and the heat insulation, the water and moisture resistance, the sound absorption and the noise reduction effects of the composite plate can be improved.

(3) The embodiment of the utility model provides a still through chooseing for use the polymer film as the adhesive linkage, alright make the fire prevention composite sheet through the preparation method of exerting pressure at the high temperature condition, this preparation method simple process, convenient operation to can realize continuity, large-scale production.

(4) The embodiment of the utility model provides a still regard as the metal level through chooseing for use the aluminum alloy sheet metal to in carry out the coating spraying on the metal level and form the decorative layer, make the decorative of composite sheet obtain improving, thereby can satisfy different customers to color and decorative demand.

Drawings

Fig. 1 is a schematic structural diagram of a fire-retardant composite board provided in example 1.

Fig. 2 is a schematic structural diagram of a fire-retardant composite board provided in embodiment 2.

In the figure: 1-core material layer, 2-metal layer, 3-adhesive layer and 4-decorative layer.

Detailed Description

The following specific embodiments are specifically and clearly described in the technical solutions of the present application with reference to the drawings provided in the present specification. The drawings in the specification are for clarity of presentation of the technical solutions of the present application, and do not represent shapes or sizes in actual production or use, and reference numerals of the drawings are not limited to the claims involved.

In addition, in the description of the present application, terms used should be construed broadly, and specific meanings of the terms may be understood by those skilled in the art according to actual situations. For example, the terms "disposed" and "disposed," as used in this application, may be defined as either a contact or a non-contact arrangement, etc.; all the terms of orientation used are used with reference to the drawings or are based on the direction defined by the actual situation and the common general knowledge.

Example 1

Referring to fig. 1, the embodiment provides a fireproof composite board, specifically, the fireproof composite board includes a core material layer 1, and an adhesive layer 3 and a metal layer 2 are sequentially disposed on both upper and lower surfaces of the core material layer 1.

Wherein, the core material layer 1 is a foaming glass plate, and the thickness of the foaming glass plate is 3 mm. The metal layer 2 is a metal thin plate, and the thickness of the metal thin plate is 0.1 mm; further, the metal sheet may be specifically an aluminum alloy sheet, but is not limited thereto. The adhesive layer 3 is a high polymer film, the high polymer film is a hot melt adhesive film in the prior art, and the thickness of the high polymer film is 0.06 mm.

By selecting the foaming glass plate as the inorganic core material, the fireproof performance of the composite plate can be greatly improved, the fireproof grade of the composite plate reaches A level, and the heat insulation, the waterproof and moistureproof performance and the noise reduction effect of the composite plate can be improved.

Furthermore, the foam glass plate is a heat insulation foam glass plate with the closed cell rate of more than 75% in the prior art, so that the heat insulation performance and the heat preservation performance of the composite plate can be further improved.

In addition, the preparation method of the fireproof composite board comprises the following steps:

s1, selecting a foamed glass plate with the thickness of 3mm as a core material layer 1;

s2, respectively coating a layer of polymer film with the thickness of 0.06mm on the upper surface and the lower surface of the core material layer 1 to form two adhesive layers 3;

s3, covering a metal sheet with the thickness of 0.1mm on the surfaces of the two bonding layers 3 far away from the core material layer 1 respectively to form two metal layers 2, and obtaining a semi-finished product;

and S4, applying a pressure of 0.5MPa to the obtained semi-finished product by a press machine at the temperature of 150 ℃, keeping for 1min to melt the polymer film, and bonding the metal sheet to the foamed glass plate, thereby obtaining the fireproof composite plate.

Example 2

Referring to fig. 2, the embodiment provides a fireproof composite board, specifically, the fireproof composite board includes a core material layer 1, an adhesive layer 3 and a metal layer 2 are sequentially disposed on the upper and lower surfaces of the core material layer 1, and a decorative layer 4 is further disposed on the metal layer 2 of one layer.

Wherein, the core material layer 1 is a foaming glass plate, and the thickness of the foaming glass plate is 30 mm. The metal layer 2 is a metal thin plate, and the thickness of the metal thin plate is 0.6 mm; further, the metal sheet may be specifically an aluminum alloy sheet, but is not limited thereto. The adhesive layer 3 is a high polymer film, the high polymer film is a hot melt adhesive film in the prior art, and the thickness of the high polymer film is 0.15 mm. The decorative layer 4 is a coating so as to improve the decoration of the composite board.

Furthermore, the foamed glass plate is a sound-absorbing foamed glass plate with a porosity of more than 50% in the prior art, so that the sound insulation and noise reduction effects of the composite plate can be further improved.

s1, selecting a foamed glass plate with the thickness of 30mm as a core material layer 1;

s2, respectively coating a layer of polymer film with the thickness of 0.15mm on the upper surface and the lower surface of the core material layer 1 to form two adhesive layers 3;

s3, covering a layer of metal sheet with the thickness of 0.6mm on the surfaces of the two adhesive layers 3 away from the core material layer 1 respectively to form two metal layers 2, and obtaining a semi-finished product;

and S4, applying a pressure of 0.8MPa to the obtained semi-finished product by a press machine at the temperature of 260 ℃, keeping for 10min, melting the polymer film, and bonding the metal sheet to the foamed glass plate, thereby obtaining the fireproof composite plate. In addition, the metal layer 2 of the fireproof composite board is sprayed with the colored paint, so that the decorative layer 4 can be formed on the metal layer 2, and the decorative and protective effects can be achieved.

To sum up, the embodiment of the utility model provides a through set up the core layer 1 that the one deck is the foaming glass board between two-layer metal level 2, can improve the fire behavior of composite sheet greatly, make the fire classification of composite sheet reach A level. In addition, because the foamed glass plate has low heat conductivity and low water absorption and has certain sound absorption effect, the flame retardance of the composite plate can be improved, and the heat insulation property, the waterproof and moistureproof property and the sound absorption and noise reduction effects of the composite plate can be improved by selecting the foamed glass plate as the core material layer 1.

The embodiment of the utility model provides a still through chooseing for use the polymer film as adhesive linkage 3, alright make the fire prevention composite sheet through the preparation method of exerting pressure at the high temperature condition, this preparation method simple process, convenient operation to can realize continuity, large-scale production. Additionally, the embodiment of the utility model provides a through chooseing for use the aluminum alloy sheet as metal level 2 to paint spraying formation decorative layer 4 carries out on metal level 2 in order to make the decorative of composite sheet obtain improving, thereby can satisfy different customers to color and decorative demand.

It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.

Of course, the technical solutions of the present application are not limited to the above-mentioned embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may also be appropriately combined, so that other embodiments that may be understood by those skilled in the art may be formed.

Claims

1. The utility model provides a fire-proof composite board, includes core material layer (1), the upper and lower surface on core material layer (1) all has set gradually adhesive linkage (3) and metal level (2), its characterized in that, core material layer (1) be the foaming glass board, metal level (2) be sheet metal, adhesive linkage (3) be the polymer film.

2. A fire protection composite panel according to claim 1, characterised in that the core layer (1) has a closed cell content of more than 75%.

3. A fire protection composite panel according to claim 1, characterised in that the core layer (1) has an open porosity of more than 50%.

4. A fire protection composite panel according to claim 2 or 3, characterised in that the thickness of the core layer (1) is 3-30 mm.

5. A fire-resistant composite board according to claim 1, characterised in that the adhesive layer (3) is a hot-melt adhesive film.

6. A fire protection composite panel according to claim 5, characterised in that the thickness of the adhesive layer (3) is 0.06-0.15 mm.

7. A fire protection composite panel according to claim 1, characterised in that said metal layer (2) is an aluminium alloy sheet.

8. A fire protection composite panel according to claim 7, characterised in that the thickness of the metal layer (2) is 0.1-0.6 mm.

9. A fire-resistant composite board according to claim 1 or 8, characterised in that at least one of said metal layers (2) is provided with a decorative layer (4), said decorative layer (4) being a paint coating.