CN215243495U

CN215243495U - Formaldehyde-free bamboo-wood fiber composite board

Info

Publication number: CN215243495U
Application number: CN202121559020.4U
Authority: CN
Inventors: 洪佳琪
Original assignee: Zhejiang Qide New Materials Co ltd
Current assignee: Zhejiang Qide New Materials Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-21
Anticipated expiration: 2031-07-09

Abstract

The utility model belongs to the technical field of the composite sheet, especially, be formaldehyde-free bamboo wood fiber composite sheet, contain a large amount of formaldehyde to the bamboo wood fiber integrated board in prior art when using, have very big harm's problem to the health, the scheme as follows now proposes, and it includes the plate body, the internal substrate board that is equipped with of plate, the top of substrate board is connected with the flame retardant coating through the adhesive, and the bottom of substrate board is connected with down the flame retardant coating through the adhesive, and the bottom of lower flame retardant coating is connected with the insulating layer through the adhesive, and the top of going up the flame retardant coating is connected with the heat preservation through the adhesive, and a plurality of cavitys have been seted up to the inboard of heat preservation, and it has the heat preservation granule all to fill in the cavity, and the top of heat preservation is connected with formaldehyde-free panel through the adhesive. The utility model has the advantages of reasonable design, easy operation can play good fire prevention, the thermal-insulated effect that keeps warm to can not have the formaldehyde release when using, can not exert an influence to human health, excellent in use effect.

Description

Formaldehyde-free bamboo-wood fiber composite board

Technical Field

The utility model relates to a composite sheet technical field especially relates to formaldehyde-free bamboo wood fiber composite sheet.

Background

With the social development, wall reform policies begin to be implemented; in particular, it can be presented as: due to the large popularization of high-rise buildings, the buildings with masonry structures are fewer and fewer, namely the bricks are used as bearing walls, bamboo-wood fiber integrated plates are replaced by the bricks, the bamboo-wood fiber integrated plates are formed by adopting a foreign imported high-polymer nanotechnology, original ecological bamboo-wood fibers, high-polymer waterproof and fireproof materials and crystal powder through high-temperature pressing, and the surfaces of the bamboo-wood fiber integrated plates are made of high-grade fashion decorative films or roll coating processes, so that the building is very environment-friendly and fashionable.

However, the bamboo-wood fiber integrated board in the prior art contains a large amount of formaldehyde when in use, which is extremely harmful to human bodies, so we propose a formaldehyde-free bamboo-wood fiber composite board to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the bamboo-wood fiber integrated board in the prior art contains a large amount of formaldehyde when in use, has the defect of great harm to the body, and the formaldehyde-free bamboo-wood fiber composite board that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

non-formaldehyde bamboo wood fiber composite sheet, which comprises a plate body, the internal base material board that is equipped with of plate, the top of base material board is connected with the flame retardant coating through the adhesive, the bottom of base material board is connected with down the flame retardant coating through the adhesive, the bottom of lower flame retardant coating is connected with the insulating layer through the adhesive, the top of going up the flame retardant coating is connected with the heat preservation through the adhesive, a plurality of cavitys have been seted up to the inboard of heat preservation, it has the heat preservation granule all to fill in the cavity, the top of heat preservation is connected with non-formaldehyde panel through the adhesive, non-formaldehyde panel's top and bottom all are connected with anion melamine impregnated bond paper through the adhesive.

Preferably, the upper fireproof layer and the lower fireproof layer are both glass magnesium boards, and the thicknesses of the upper fireproof layer and the lower fireproof layer are both 2-3 mm, so that a good fireproof effect is achieved.

Preferably, the heat insulation layer is PE foam cotton, the thickness of the heat insulation layer is 3-4 mm, and the heat insulation effect is achieved.

Preferably, the heat-insulating layer is made of polystyrene, and the thickness of the heat-insulating layer is 3-4 mm, so that the heat-insulating effect is achieved.

Preferably, the binder is an isocyanate adhesive without formaldehyde addition, so that the binder does not release formaldehyde.

In the utility model, the formaldehyde-free bamboo-wood fiber composite board can play a good fireproof effect through the common matching of the upper fireproof layer and the lower fireproof layer, and can play a role in heat preservation and heat insulation through the common matching of the heat-insulating layer and the heat-insulating layer, and can play a role in heat preservation and heat insulation through the common matching of the formaldehyde-free board and the anion melamine impregnated bond paper, and the isocyanic acid adhesive added by formaldehyde can be released without formaldehyde when the board body is used, so that the human health can not be affected, and the use effect is good;

the utility model has the advantages of reasonable design, easy operation can play good fire prevention, the thermal-insulated effect that keeps warm to can not have the formaldehyde release when using, can not exert an influence to human health, excellent in use effect.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a formaldehyde-free bamboo-wood fiber composite board provided by the utility model;

fig. 2 is a schematic view of a main view cross-sectional structure of the formaldehyde-free bamboo-wood fiber composite board provided by the utility model;

fig. 3 is the structure schematic diagram of the part a of the formaldehyde-free bamboo-wood fiber composite board provided by the utility model.

In the figure: 1. a plate body; 2. a substrate board; 3. an upper fire-proof layer; 4. a lower fire barrier layer; 5. a thermal insulation layer; 6. a heat-insulating layer; 7. a cavity; 8. heat preservation particles; 9. a formaldehyde-free plate; 10. the negative ion melamine impregnated bond paper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

Referring to fig. 1-3, formaldehyde-free bamboo wood fiber composite sheet, which comprises a sheet body 1, be equipped with substrate board 2 in the plate body 1, the top of substrate board 2 is connected with flame retardant coating 3 through the adhesive, the bottom of substrate board 2 is connected with down flame retardant coating 4 through the adhesive, the bottom of lower flame retardant coating 4 is connected with insulating layer 5 through the adhesive, the top of going up flame retardant coating 3 is connected with heat preservation 6 through the adhesive, a plurality of cavities 7 have been seted up to heat preservation 6's inboard, it has heat preservation granule 8 all to fill in the cavity 7, the top of heat preservation 6 is connected with formaldehyde-free panel 9 through the adhesive, the top of formaldehyde-free panel 9 all is connected with anion melamine impregnated bond paper 10 through the adhesive with the bottom.

In this embodiment, the upper fire-proof layer 3 and the lower fire-proof layer 4 are both glass magnesium boards, and the thicknesses of the upper fire-proof layer 3 and the lower fire-proof layer 4 are both 2-3 mm, so that a good fire-proof effect is achieved.

In the embodiment, the heat insulation layer 5 is made of PE foam, and the thickness of the heat insulation layer 5 is 3-4 mm, so that the heat insulation effect is achieved.

In this embodiment, the heat insulating layer 6 is polystyrene, and the thickness of the heat insulating layer 6 is 3-4 mm, so that the heat insulating effect is achieved.

In this embodiment, the binder is an isocyanate adhesive without formaldehyde, so that the isocyanate adhesive does not release formaldehyde.

The utility model discloses in, when using, can play good fire prevention effect through the common cooperation of last flame retardant coating 3 with lower flame retardant coating 4 to can play the thermal-insulated effect of heat preservation through the common cooperation of insulating layer 5 with heat preservation 6, can pass through the common cooperation of no formaldehyde panel 9 with anion melamine impregnated bond paper 10 in addition, and the isocyanic acid adhesive that the formaldehyde added can be in the release of no formaldehyde when plate body 1 uses, can not exert an influence to the health, excellent in use effect.

Claims

1. The formaldehyde-free bamboo-wood fiber composite board comprises a board body (1) and is characterized in that a base material board (2) is arranged in the board body (1), the top of the substrate plate (2) is connected with an upper fireproof layer (3) through an adhesive, the bottom of the substrate plate (2) is connected with a lower fireproof layer (4) through an adhesive, the bottom of the lower fireproof layer (4) is connected with a heat insulation layer (5) through an adhesive, the top of the upper fireproof layer (3) is connected with a heat-insulating layer (6) through an adhesive, a plurality of cavities (7) are arranged on the inner side of the heat-insulating layer (6), heat-insulating particles (8) are filled in the cavities (7), the top of the heat-insulating layer (6) is connected with a formaldehyde-free plate (9) through an adhesive, the top and the bottom of the formaldehyde-free board (9) are both connected with negative ion melamine impregnated bond paper (10) through adhesives.

2. The formaldehyde-free bamboo-wood fiber composite board according to claim 1, wherein the upper fire-proof layer (3) and the lower fire-proof layer (4) are both glass magnesium boards, and the thickness of the upper fire-proof layer (3) and the thickness of the lower fire-proof layer (4) are both 2-3 mm.

3. The formaldehyde-free bamboo-wood fiber composite board according to claim 1, wherein the thermal insulation layer (5) is PE foam, and the thickness of the thermal insulation layer (5) is 3-4 mm.

4. The formaldehyde-free bamboo-wood fiber composite board according to claim 1, wherein the heat insulation layer (6) is polystyrene, and the thickness of the heat insulation layer (6) is 3-4 mm.

5. The formaldehyde-free bamboo-wood fiber composite board according to claim 1, wherein the adhesive is an isocyanate adhesive with no formaldehyde added.