CN117734243A - A kind of water-based flame retardant green plywood and its production method - Google Patents

Abstract

The invention discloses a water-based flame-retardant green plywood, which comprises a plywood body, wherein the plywood body comprises a base material layer, a bottom reinforcing layer, a flame-retardant layer, a sound insulation layer, a waterproof layer, a grid reinforcing layer and a decoration panel, flame-retardant pipes are arranged in the flame-retardant layer, a plurality of groups of flame-retardant pipes are uniformly arranged, the flame-retardant pipes are connected with each other, a hard filling layer is arranged between the outer part of the flame-retardant pipes and the flame-retardant layer, and anti-corrosion flame retardant is filled in the flame-retardant pipes. The invention belongs to the technical field of artificial boards, and particularly provides a water-based flame-retardant green plywood which has the advantages of good flame retardant property, energy conservation, environmental protection, no formaldehyde, convenient installation, good sound insulation, water resistance, fire resistance and high strength, and good aesthetic degree, and a production method thereof.

Description

A kind of water-based flame retardant green plywood and its production method

Technical field

The invention belongs to the technical field of artificial boards, and specifically refers to a water-based flame-retardant green plywood and a production method thereof.

Background technique

As a type of artificial panel, plywood is widely used in furniture manufacturing, interior decoration, shipbuilding, light industrial products, packaging and other fields due to its characteristics of small deformation, large format, no warping, and excellent cross-grain tensile properties.

In the existing technology, the core board of plywood is generally made of multiple layers of veneer blanks with a thickness of 1.0 to 2.0 mm. Since the veneer used to make the core board is thin, the plywood made from this core board is The overall layering is poor and the aesthetics are insufficient. On the other hand, in order to ensure that the thickness of the plywood meets the standard, dozens of layers of veneers must be stacked and assembled when making the core board, and each layer needs to be coated with a large amount of adhesive to ensure the stability of the plywood structure, which consumes a lot of glue. The cost is high, and some plywood may contain excessive amounts of formaldehyde due to the large amount of glue used.

Contents of the invention

In view of the above situation, in order to overcome the shortcomings of the existing technology, the present invention provides a product that not only has good flame retardant properties, but is also energy-saving and environmentally friendly, formaldehyde-free, easy to install, and has the characteristics of good sound insulation, waterproof, fireproof, and high strength. Water-based flame-retardant green plywood with good aesthetics and production method thereof.

The technical solution adopted by the present invention is as follows: a water-based flame retardant green plywood of the present invention includes a plywood body, and the plywood body includes a base material layer, a bottom reinforcement layer, a flame retardant layer, a sound insulation layer, a waterproof layer, a grid reinforcement layer and The base material layer, bottom reinforcement layer, flame retardant layer, sound insulation layer, waterproof layer, grid reinforcement layer and decorative panel are connected in sequence from bottom to top. The two sides of the plywood are respectively provided with first The connecting piece and the second connecting piece, the first connecting piece is connected and arranged above one side of the plywood body, and the bottom of the first connecting piece is provided with a connecting protrusion, and the second connecting piece is connected and arranged on the plywood body Under the other side, a fixing groove is provided on the top of the second connecting piece, and the connecting protrusion matches the fixing groove.

As a preferred solution, flame retardant tubes are provided in the flame retardant layer. Several groups of the flame retardant tubes are evenly arranged. Several groups of the flame retardant tubes are connected to each other. The outside of the flame retardant tubes and the flame retardant layer are connected to each other. There is a hard filling layer between them, and the flame retardant tube is filled with anti-corrosion flame retardant.

Preferably, a first reinforcing rib and a second reinforcing rib are provided in the bottom reinforcing layer, and the first reinforcing rib and the second reinforcing rib are arranged in a cross distribution.

Preferably, the grid reinforcement layer is a glass fiber bidirectional grid layer, which not only strengthens the overall structure but also further improves the fireproof performance.

In a preferred solution, the waterproof layer is a PET waterproof board, and the sound insulation layer is a polyester fiber sound-absorbing board.

Further, the first reinforcing rib and the second reinforcing rib are made of aluminum alloy.

Preferably, the hard filling layer includes but is not limited to expanded perlite, concrete, asphalt, etc., and the flame retardant pipe is a PVC flame retardant pipe.

This plan also discloses a production method of water-based flame-retardant green plywood, which includes the following steps:

Step 1: Select qualified substrates for vacuum treatment;

Step 2: Dehydrate the base material so that the moisture content of the base material is less than 10%;

Step 3: Polish and sand the base material;

Step 4: Connect the flame-retardant pipes to each other, and set a hard filling layer between the outside of the flame-retardant pipe and the flame-retardant layer. Inhale the anti-corrosion flame retardant into the flame-retardant pipe through inhalation, forming a sealing layer on both sides. ;

Step 5: Bond the bottom reinforcement layer, flame retardant layer, sound insulation layer, waterproof layer, grid reinforcement layer and decorative panel from bottom to top through formaldehyde-free resin glue;

Step 6: Heat-press the water-based flame-retardant green plywood composed of the base material and bottom reinforcement layer, flame-retardant layer, sound insulation layer, waterproof layer, grid reinforcement layer and decorative panel.

In a preferred solution, the qualification standards for the base material include: no bubbling, no degumming, no corner defects, and no cracks on the surface of the base material.

The beneficial effects achieved by the present invention using the above structure are as follows: This solution is a water-based flame-retardant green plywood and its production method, which not only has good flame-retardant properties, but is also energy-saving and environmentally friendly, formaldehyde-free, easy to install, and has good sound insulation, waterproof, It has the characteristics of fire protection and high strength. During use, the setting of the top decorative panel enhances the overall aesthetics and facilitates promotion and use.

Description of drawings

Figure 1 is a schematic diagram of the overall interlayer structure of the water-based flame retardant green plywood provided by this solution;

Figure 2 is a partial enlarged view of part A in Figure 1.

Among them, 1. Base material layer, 2. Bottom reinforcement layer, 3. Flame retardant layer, 4. Sound insulation layer, 5. Waterproof layer, 6. Grid reinforcement layer, 7. Decorative panel, 8. First connector, 9 , The second connecting piece, 10. Connection protrusion, 11. Fixed groove, 12. Flame retardant pipe, 13. Hard filling layer, 14. Anti-corrosion flame retardant.

The drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them; based on The embodiments of the present invention and all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

As shown in Figures 1 and 2, a water-based flame retardant green plywood of the present invention includes a plywood body. The plywood body includes a base material layer, a bottom reinforcement layer, a flame retardant layer, a sound insulation layer, a waterproof layer, a grid reinforcement layer and decoration. The panel is composed of a base material layer, a bottom reinforcement layer, a flame retardant layer, a sound insulation layer, a waterproof layer, a grid reinforcement layer and a decorative panel that are connected in sequence from bottom to top. There are first connectors and second connectors on both sides of the plywood. Connector, the first connector is connected and arranged above one side of the plywood body, and the bottom of the first connector is provided with a connecting protrusion, the second connector is connected and arranged below the other side of the plywood body, and the second connector is connected and arranged below the other side of the plywood body. A fixing slot is provided on the top, and the connecting protrusion matches the fixing slot.

Among them, there are flame-retardant tubes in the flame-retardant layer. Several groups of flame-retardant tubes are evenly arranged. Several groups of flame-retardant tubes are connected to each other. A hard filling layer is arranged between the outside of the flame-retardant tubes and the flame-retardant layer. The pipe is filled with anti-corrosion flame retardant. The hard filling layer includes but is not limited to expanded perlite, concrete, asphalt, etc. The flame retardant pipe is a PVC flame retardant pipe.

Preferably, a first reinforcing rib and a second reinforcing rib are provided in the bottom reinforcing layer. The first reinforcing rib and the second reinforcing rib are arranged in a cross distribution. The first reinforcing rib and the second reinforcing rib are made of aluminum alloy.

Preferably, the grid reinforcement layer is a fiberglass two-way grid layer, which not only strengthens the overall structure but also further improves the fireproof performance, the waterproof layer uses PET waterproof board, and the sound insulation layer is a polyester fiber sound-absorbing board.

This plan also discloses a production method of water-based flame-retardant green plywood, which includes the following steps:

Step 1: Select qualified substrates with no bubbles, no degumming, no corner defects, and no cracks on the surface for vacuum treatment;

Step 2: Dehydrate the base material so that the moisture content of the base material is less than 10%;

Step 3: Polish and sand the base material;

Step 4: Connect the flame-retardant pipes to each other, and set a hard filling layer between the outside of the flame-retardant pipe and the flame-retardant layer. Inhale the anti-corrosion flame retardant into the flame-retardant pipe through inhalation, forming a sealing layer on both sides. ;

Step 5: Bond the bottom reinforcement layer, flame retardant layer, sound insulation layer, waterproof layer, grid reinforcement layer and decorative panel from bottom to top through formaldehyde-free resin glue;

Step 6: The water-based flame-retardant green plywood composed of the base material and bottom reinforcement layer, flame-retardant layer, sound insulation layer, waterproof layer, grid reinforcement layer and decorative panel is hot-pressed to form a water-based flame-retardant green plywood.

This water-based flame-retardant green plywood not only has good flame-retardant properties, but is also energy-saving and environmentally friendly, formaldehyde-free, easy to install, and has the characteristics of good sound insulation, waterproof, fireproof, and high strength.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

The present invention and its embodiments have been described above. This description is not limiting. What is shown in the drawings is only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person of ordinary skill in the art is inspired by the invention and without departing from the spirit of the invention, can design similar structural methods and embodiments to the technical solution without inventiveness, they shall all fall within the protection scope of the invention.

Claims (10)

1. The utility model provides a fire-retardant green plywood of waterborne which characterized in that: including the plywood body, the plywood body includes substrate layer, bottom enhancement layer, fire-retardant layer, puigging, waterproof layer, net enhancement layer and decoration panel constitution, substrate layer, bottom enhancement layer, fire-retardant layer, puigging, waterproof layer, net enhancement layer and decoration panel connect gradually from the bottom up and set up, the both sides of plywood are equipped with first connecting piece and second connecting piece respectively, one side top of plywood body is located in the connection of first connecting piece, just the bottom of first connecting piece is provided with the connection arch, the opposite side below of plywood body is located in the connection of second connecting piece, the fixed slot has been seted up at the top of second connecting piece, connection arch and fixed slot assorted.

2. The aqueous flame retardant green plywood of claim 1, wherein: the fire-retardant coating is characterized in that fire-retardant pipes are arranged in the fire-retardant layer, a plurality of groups of fire-retardant pipes are uniformly arranged, the fire-retardant pipes are mutually connected, a hard filling layer is arranged between the outer part of the fire-retardant pipes and the fire-retardant layer, and anti-corrosion fire retardant is filled in the fire-retardant pipes.

3. The aqueous flame retardant green plywood of claim 1, wherein: the bottom strengthening layer is provided with first strengthening rib and second strengthening rib in, first strengthening rib and second strengthening rib alternately distributed setting.

4. The aqueous flame retardant green plywood of claim 1, wherein: the grid reinforcing layer is a glass fiber bidirectional grid layer.

5. The aqueous flame retardant green plywood of claim 1, wherein: the waterproof layer adopts PET waterproof board, the puigging is polyester fiber abatvoix.

6. A waterborne flame retardant green adhesive sheet according to claim 3, wherein: the first reinforcing ribs and the second reinforcing ribs are made of aluminum alloy.

7. The aqueous flame retardant green plywood of claim 2, wherein: the hard filler layer includes, but is not limited to, expanded perlite, concrete, asphalt.

8. The aqueous flame retardant green plywood of claim 2, wherein: the flame-retardant pipe is a PVC flame-retardant pipe.

9. The aqueous flame retardant green plywood of claims 1-8, wherein the method for producing the aqueous flame retardant green plywood comprises the steps of:

step one: selecting qualified base materials for vacuum treatment;

step two: dehydrating the base material to make the water content of the base material less than 10%;

step three: polishing and sanding the base material;

step four: the fire-retardant pipes are connected with each other, a hard filling layer is arranged between the outer part of the fire-retardant pipe and the fire-retardant layer, the anti-corrosion fire retardant is sucked into the fire-retardant pipe in a suction mode, and sealing layers are formed on two sides of the fire-retardant pipe;

step five: sequentially bonding and attaching the bottom reinforcing layer, the flame-retardant layer, the sound insulation layer, the waterproof layer, the grid reinforcing layer and the decoration panel from bottom to top through aldehyde-free resin glue;

step six: and (3) combining the base material with the bottom reinforcing layer, the flame-retardant layer, the sound insulation layer, the waterproof layer, the grid reinforcing layer and the decoration panel to form the water-based flame-retardant green plywood for hot pressing.

10. The method for producing an aqueous flame retardant green plywood according to claim 9, wherein: the qualification criteria for the substrate include: the surface of the base material has no bubbling, no degumming, no side angle defect and no crack.