KR100921615B1 - Nonflammable glass textile and nonflammable board - Google Patents

Abstract

The present invention relates to non-combustible glass fabrics and non-combustible building materials, weaving glass fibers into various types of glass fabrics, and then base coating, drying and calcining a water-based dispersion containing a composite flame retardant and an inorganic pigment. It is characterized in that the coating is formed at least once to form excellent appearance and non-combustibility, the colored glass fabric produced according to the present invention has a non-flammable performance, as well as chemical and electrical and mechanical properties that are harmless to the human body.

Non-combustible Glass Fabric, Non-combustible Construction Materials

Description

Nonflammable glass textile and nonflammable board}

The present invention relates to a glass fabric of incombustible performance suitable for use as an interior wall or ceiling of a public building and an incombustible building material such as an inner wall plate or a ceiling plate using the same.

Many public buildings used by an unspecified number of people, such as theatres, cinemas, hotels, public halls, assembly halls, exhibition halls, galleries, office buildings, etc., especially the highest priority to be provided as building materials for walls and ceilings of interior spaces and There is no doubt that the requirement is in fire protection performance.

Conventionally well known gypsum board to magnesium board is excellent in non-combustible performance, but heavy weight is difficult to handle, there is a disadvantage that is easily broken in impact due to the hard material of the inorganic material.

Wood wool board manufactured by mixing and pressing wood wool, stone powder, water, etc. has excellent sound absorption due to pores, but likewise has no drawbacks due to lack of cushioning properties.

In addition, the non-flammable board made by flame-retardant polyester fabric is slightly sound absorption due to the pores, but it is difficult to apply to a multi-use facility at the flame retardant level.

Therefore, an environmentally friendly material that is excellent in nonflammable performance and excellent in appearance with sound absorption and impact absorption functions is optimal as an inner wall plate and a ceiling plate.

Korean Patent Publication No. 1986-8332 discloses an encapsulation that has an acceptable level of porosity value that suppresses the spread of fire, minimizes or eliminates fiber-to-fiber self-wear, and effectively adheres to glass fabric even when placed on heat and flame. A breathable fire retardant fabric is disclosed that is composed of a fiberglass fabric coated with a coating.

U.S. Pat. Disclosed are glass yarn fabrics for wall finishes, acoustic panels and ceiling tiles comprising a back coat layer.

Accordingly, an object of the present invention is to solve the above problem of incombustibility, by coating a base resin having excellent flame retardancy and design on glass fabrics woven in various forms, and then coating the fluorine resin at least once, the appearance effect To provide a non-combustible glass fabric having excellent and non-combustible performance and non-combustible building materials such as building inner wall, ceiling panels using the same.

The present invention provides a non-flammable glass fabric comprising a glass fabric, a flame retardant resin coating layer and a fluororesin coating layer made of glass fibers to achieve the above object.

In the present invention, the flame retardant resin coating layer includes 10 to 30 parts by weight of the composite flame retardant and 5 to 10 parts by weight of the inorganic pigment based on 100 parts by weight of the base resin.

In the present invention, the glass fiber is preferably a glass long fiber having an average diameter of 6 to 24 ㎛.

In the present invention, by controlling the thickness of the glass fiber in the range of 5.6 to 281 Tex, or by selecting the woven form of the glass fabric from plain weave, twill weave, runner weave can give a variety of patterns and embossing effect, and also to the glass fabric Various patterns can be given through gravure printing or transfer printing.

In addition, the present invention provides a non-combustible glass fabric comprising a glass fabric made of glass fibers, a flame retardant resin coating layer and a fluororesin coating layer, and a non-combustible building material including a non-combustible board.

In the present invention, the non-combustible board is at least one selected from magnesium board, gypsum board, and polyester board, and the building material is an inner wall board, a ceiling board, or the like.

Non-flammable glass fabric and building materials of the present invention is excellent in non-combustible performance by the double coating of flame retardant resin and fluorine resin.

In addition, it is possible to create various patterns and embossing effects according to the thickness and woven form of glass fiber, and to print various patterns and material textures by coloring on glass fiber or printing on white glass fabric to express various design effects. Can be.

In particular, it is excellent in heat resistance / fire resistance (heat resistance: 300 to 550 ° C., softening temperature: 840 ° C.) by using pure glass fabric which is a non-combustible material, and is harmless to human body by using glass long fibers having an average diameter of 6 to 24 μm. Building materials such as non-combustible inner wall and ceiling panels can be provided.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a cross-sectional view of a non-flammable glass fabric according to the present invention, wherein the non-flammable glass fabric of the present invention is composed of a glass fiber (1), a flame retardant resin coating layer (2), and a fluororesin coating layer (3) from the inside.

Glass fiber 1 is composed of 52 to 56% by weight of SiO ₂ , 12 to 16% by weight of Al ₂ O ₃ , 21 to 22% by weight of CaO, 1 to 2% by weight of MgO and other additives, which are melted in a 1600 ° C. melting furnace. After pulling out at high speed and winding, low-alkaline glass filaments having an average diameter of 6 to 24 µm are used.

The thickness of the glass fiber is mainly 5.6 to 281 Tex (1 Tex = 1g / 1,000m), it is possible to weave a variety of patterns (embo effect) by changing the thickness and weaving form of the glass fiber.

Glass fabrics are manufactured in various forms through spinning, twisting, sizing, weaving, and heat treatment processes, and also based on plain, twill, and runners, depending on the customer's requirements. Weaving of various shapes and patterns is possible.

The flame retardant resin coating layer 2 is composed of 10 to 30 parts by weight of the composite flame retardant and 5 to 10 parts by weight of the inorganic pigment with respect to 100 parts by weight of the base resin.

Urethane resin etc. can be used as a base resin.

As the composite flame retardant, aluminum hydroxide, magnesium hydroxide and the like can be used.

After coating the flame-retardant resin on a glass fabric, it is dried for 20 minutes in a 180 ℃ drying oven to form a flame-retardant resin coating layer (2).

Then, after coating the fluororesin at least once or more, and then dried for 40 minutes in a 160 ℃ drying oven to form a fluororesin coating layer (3) it can be produced a non-combustible glass fabric (4) to achieve the present invention.

As the fluororesin, polyvinylidene difluoride (PVDF), polytetrafluoroethylene (PTFE), polyvinyl fluoride (PVF), or the like can be used.

As described above, the non-combustible glass fabric 4 of the present invention can impart various patterns of patterns and embossing effects by controlling the thickness of the glass fiber or weaving the glass fabric in various forms. Various patterns can be given through gravure printing or transfer printing.

2 is a cross-sectional view of a non-combustible building material according to the present invention, wherein the non-combustible building material of the present invention is composed of a non-combustible glass fabric 4, an adhesive layer 5, and a non-combustible board 6 from above.

An epoxy adhesive etc. can be used for the adhesive bond layer 5.

As the non-combustible board 6, inorganic boards such as magnesium board, gypsum board, and polyester board can be used.

After applying the adhesive to the non-combustible board (6) by wrapping the glass fabric (wrapping) to complete the non-combustible building materials.

The non-combustible building material of the present invention can be used for applications such as inner wall boards and ceiling boards.

Example 1-2

First, the glass fiber composition composed of 54% by weight of SiO ₂ , 14% by weight of Al ₂ O ₃ , 22% by weight of CaO, 2% by weight of MgO and other additives was melted in a melting furnace at 1,600 ° C, and then drawn and wound at a high speed to average diameter. A low alkaline glassy long fiber of 20 μm was prepared. The glass fiber 1 produced had a thickness of 100 Tex.

Next, a glass fabric was manufactured by spinning, twisting, sizing, weaving, and heat treatment. Plain weave was used as plain weave.

Next, a water-soluble urethane-based resin composed of 100 parts by weight of a urethane resin, 15 or 25 parts by weight of a composite flame retardant (aluminum hydroxide and magnesium hydroxide), and 5 parts by weight of an inorganic pigment was coated on a glass fabric, and then dried in a 180 ° C. drying oven for 20 minutes. To form a flame-retardant resin coating layer (2).

Next, after coating PVDF as a fluorine resin two or more times on the flame retardant resin coating layer (2), it was dried for 40 minutes in a 160 ℃ drying oven to form a fluorine resin coating layer (3) to prepare a non-flammable glass fabric (4).

Next, as the non-combustible board 6, an epoxy-based adhesive was applied to a magnesium board to form an adhesive layer 5, and the non-combustible glass fabric 4 was wrapped to prepare a non-combustible building material for an inner wall board having a structure as shown in FIG.

Comparative Example 1

General board with 30 parts by weight of composite flame retardant

[Test Example]

Nonflammability of the inner wall plate and the general floor plate of the embodiment was measured using a flame retardant tester, the measurement results of the flame retardant performance are shown in Table 1 below.

division Example 1 Example 2 Comparative Example 1 Compound Flame Retardant Content 25 15 30 Incombustible performance Nonflammable Semi-non-flammable Flameproof

As can be seen in Table 1, the building material of the present invention showed the performance of non-combustible or semi-combustible, but in the case of a general floorboard prescribed a flame retardant was only flame retardant level.

1 is a cross-sectional view of a non-combustible glass fabric according to the present invention.

2 is a cross-sectional view of a non-combustible building material according to the present invention.

<Description of the symbols for the main parts of the drawings>

1: glass fiber

2: flame retardant resin coating layer

3: fluororesin coating layer

4: non-flammable glass fabric

5: adhesive layer

6: non-combustible board

Claims (8)

It comprises a glass fabric made of glass fibers, a flame retardant resin coating layer and a fluororesin coating layer, Non-combustible glass fabric, characterized in that to give a variety of patterns and embossing effect by adjusting the thickness of the glass fiber in the range of 5.6 to 281 Tex. The non-flammable glass fabric according to claim 1, wherein the flame retardant resin coating layer comprises 10 to 30 parts by weight of the composite flame retardant and 5 to 10 parts by weight of the inorganic pigment based on 100 parts by weight of the base resin. The non-combustible glass fabric according to claim 1, wherein the glass fibers are glass long fibers having an average diameter of 6 to 24 µm. delete The non-combustible glass fabric according to claim 1, wherein the woven form of the glass fabric is selected from plain weave, twill weave, and runner weave to provide various types of patterns and embossing effects. The non-combustible glass fabric according to claim 1, wherein the glass fabric is provided with various patterns through gravure printing or transfer printing. Non-flammable glass fabric comprising a glass fabric made of glass fibers, a flame retardant resin coating layer and a fluororesin coating layer, and a non-flammable board, Non-combustible building materials, characterized in that to give a variety of patterns and embossing effect by adjusting the thickness of the glass fiber in the range of 5.6 to 281 Tex. The non-combustible building material according to claim 7, wherein the non-combustible board is at least one selected from magnesium board, gypsum board, and polyester board, and the building material is an inner wall board or a ceiling board.

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