JPH08270184A - Resin panel - Google Patents

Abstract

PURPOSE: To enhance the weather resistance, the machinability and the workability by using synthetic resin mingled with aggregate for an outer surface member and a core member of a resin panel having, at upper and lower ends, male and female coupling parts. CONSTITUTION: A resin panel A is composed of An outer surface member 1, a rear surface member 2, a core member 3, and male and female coupling parts 4, 5 provided at upper and lower ends of the panel A. The outer surface member 1 is formed of synthetic resin mixed therein with resole type phenol resin powder. The core member 3 is made of foamed synthetic resin 21 mixed therein with inorganic material. Further, a sidewise oblong hole is formed in a fixing surface 20 so as to absorb longitudinal expansion and contraction. Water flowing holes are formed in an engaging groove 16 so as to drain rain water. A sealing material is used in an engaging groove 13 so as to enhance the water-tightness.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention is suitable for interior and exterior materials of buildings and structures, especially for remodeling (renovation), has excellent weather resistance and corrosion resistance, does not rust at all, and has a flat or stepped structure.
The present invention relates to a resin panel that can be used in various types.

[0002]

2. Description of the Related Art Generally, a dry method using a ceramic siding material or a metal siding material as an interior material or an exterior material has become mainstream. In particular, expensive aluminum, stainless steel, titanium, etc. are used for special environments such as remodeling and near the coast. In addition, resin panels were also used depending on the construction site.

[0003]

However, the ceramic siding material is heavy and poor in workability, and waterproof,
There was a disadvantage in that the coating film lacked in durability. Furthermore, when a surface-treated steel plate is used as a metal-based siding material, especially as a surface material, there is a problem in corrosion resistance against rust, chemical resistance, etc. Therefore, it is necessary to coat with a special coating film with good corrosion resistance. There was a weakness that increased costs. Also,
The resin panel was not fireproof and the usable range was very narrow. Further, in the conventional panel, it is not possible to form two or more kinds of wall surfaces such as a flat-walled surface or a stepped wall with one kind of panel.

[0004]

In order to eliminate such drawbacks, the present invention provides a resin panel made of a synthetic resin material containing resol-type phenol resin powder having male and female connection structures at the upper and lower ends, in a substantially vertical plane. -Shaped decorative surface, a side surface in which the lower end of the decorative surface is bent inward, an upper surface in which the tip of the side surface is projected upward, and a fitting surface in which the tip of the upper surface is bent downward,
A male connecting portion formed of a fitting groove having an upper surface and a fitting surface and having a substantially inverted U-shaped cross section, an engaging surface made of an upper end surface of the decorative surface, and an innermost portion of the engaging surface protruding upward. The engaging surface, the engaging groove having a substantially U-shaped cross section formed of the engaging surface and the engaging surface, the fixing surface projecting upward from the innermost portion of the engaging surface, and the sectional outline including the engaging surface and the fixing surface. By using a resin panel formed of a U-shaped locking groove and a female type connecting portion formed of a U-shaped locking groove, good peeling prevention, deformation prevention with time, weather resistance, rust prevention, corrosion resistance, and no rust It proposes a resin panel that does not have a resin.

[0005]

EXAMPLE An example of the resin panel according to the present invention will be described in detail below with reference to the drawings. FIG. 1 is a sectional view showing a typical example of a resin panel according to the present invention.
Is a sandwich panel in which a core material 3 is formed between a front surface material 1 and a back surface material 2 and a male type connecting portion 4 and a female type connecting portion 5 are formed at upper and lower ends of a resin panel.

To further explain, the surface material 1 is made of a hard base material 6 made of an extrusion-molded product of a plastic material, and the hard base material 6 is made of synthetic resin 7 as shown in a partially enlarged view in FIG. Resole-type phenol resin powder 8 is added to (plastic) and mixed, and examples of the synthetic resin 7 include vinyl chloride resin and polyethylene (P
E), polypropylene (PP), polycarbonate (P
C), acrylic resin, polyester resin, polystyrene resin, styrene resin, methacrylic resin, polyurethane resin, phenol resin, alkyd resin, urea resin (urea resin), melamine resin, fluororesin, silicon resin, fiber reinforced plastic (FRP), It is a kind of etc. It should be noted that the extruded product of vinyl chloride is good in terms of productivity, price and performance (weather resistance). Of course, the hard base material 6 made of these materials has good weather resistance, rust resistance and corrosion resistance.

The resol type phenol resin powder 8 is, for example, spherical and has a size of about 0.02 to 10 mm and a bulk density of about 0.065 to 0.8 g / cm ³ , and (a) is a heat melting type, ( There are four types such as b) partial heat melting type, (c) heat non-melting type, and (d) firing type, and in the case of a true sphere, the fluidity is good. The purpose of using this resol type phenol resin powder 8 is to improve the heat resistance of the synthetic resin 7 lacking heat resistance, improve the mechanical strength of the synthetic resin 7 lacking compressive strength, improve the weather resistance, and maintain the flatness of the cosmetic appearance. This is for strengthening, improving the fluidity when molding the synthetic resin 7, and the like. The amount of addition varies depending on the purpose, but for example, it is 10
~ 200 parts by weight.

Further, in the sandwich structure, as the backing material 2, kraft paper, aluminum foil, aluminum kraft paper,
Non-woven fabric (inorganic fiber such as carbon, alumina, rock wool, graphite, glass, etc., made of polyester, nylon, aramid resin), asphalt felt, or metal sheet or a kind of metal foil is roll-formed, press-formed, extruded It is formed into various shapes by molding or the like.

The male connecting portion 4 has a side surface 10 in which the lower end of the decorative surface 9 is bent inward, an upper surface 11 in which the tip of the side surface 10 is bent upward, and a fitting surface in which the tip of the upper surface 11 is bent downward. 1
2 and a fitting groove 13 formed from the upper surface 11 and the fitting surface 12 in a substantially inverted U-shaped cross section.

The female connecting portion 5 has a cross section from the engaging surface 14 formed from the upper end of the decorative surface 9, the lower surface 15 projecting upward from the innermost part of the engaging surface 14, and the engaging surface 14 and the lower surface 15. Engaging groove 16 formed in a substantially U shape, locking surface 17 that further projects the tip of lower surface 15, lower surface 18 that projects the innermost part of locking surface 17 upward, locking surface 17 and lower surface 18 And a locking surface 19 having a substantially U-shaped cross section and a fixing surface 20 that further projects the lower surface 18.

The fitting groove 13 is formed on the engaging surface 1 of the female connecting portion 5.
4 or the engagement surface 17 to form a wall surface as shown in FIGS. 3 and 4, and when the engagement groove 13 is engaged with the engagement surface 17, as shown in FIG. When a flat wall surface is formed on the upper surface and the fitting groove 13 is fitted into the engagement surface 14, a stepped wall surface is formed as shown in FIG. In particular, the case of FIG. 3 corresponds to vertical stretching, and the case of FIG. 4 corresponds to horizontal stretching, but it is not particularly limited, and both FIG. 3 and FIG. It is something that can be dealt with.

The core material 3 has a synthetic resin foam 21 integrally provided on the back surface of a hard base material 6 as a backing material (backup material). As the synthetic resin foam 21, polyurethane foam, polyisocyanurate foam, It is made of phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, or the like, or a mixture of these with an inorganic material such as an inorganic lightweight aggregate or an inorganic fiber.

Next, in order to evaluate the heat resistance of the resin panel according to the present invention, 100 parts by weight of the molten vinyl chloride resin as the surface material 1 was added to the resol type phenol resin powder 8
80 parts by weight of (average particle diameter 0.05 mmφ) is added, and a hard substrate 6 having a thickness of 3 mm is extruded from an extruder (not shown) (flat shape (plate shape) or various final shapes. In this case, roll forming is performed after cooling), followed by cooling. Further, as the core material 3, resol-type phenol foam (density 40 kg / m ³ )
It is assumed that a resin panel A having a sandwich structure is manufactured by stacking the above and using aluminum kraft paper as the backing material 2.
The thickness was 25 mm and the working width was 250 mm.

Therefore, JIS-
When a quasi-nonflammability test according to A-1321 was conducted, the result was acceptable, and in the resin panel A formed of a vinyl chloride resin alone, the smoke emission coefficient and the calorific value exceeded the acceptable values immediately after the test was started, and were unacceptable.

The above description is merely one example of the resin panel according to the present invention, and the resin panel A can be formed as shown in FIGS.

5 to 7 show a fixing hole 22 formed in the fixing surface 20. By forming the fixing hole 22 in the lateral direction (loose hole), the fixing hole 22 causes deformation of the surface material 1 due to thermal expansion and contraction in the longitudinal direction. The fixing surface 20 is absorbed and the fixing surface 20 falls off from the fixing tool β due to the deformation of the surface material 1, and the resin panel A
Is to prevent peeling from the frame α (wooden base, steel frame base, asphalt felt, etc.).

Further, FIGS. 6 and 7 show a flow hole 23 penetrating the engagement groove 16 at the base of the engagement surface 14.
When the water flow hole 23 is formed as shown in FIG. 3 and is fixed to the frame α as a horizontal liner, it prevents rainwater or the like from entering from the joint γ and accumulating water in the engagement groove 16. It is for.

FIGS. 8A to 8E to FIGS. 9A to 9G.
Is a modification of the male connecting portion 4, the female connecting portion 5, and the core material 3.

10A and 10B, a resin panel A having a large fitting surface 12 is shown in FIG. 10A, and a packing material, caulking material, or the like in the fitting groove 13 is shown in FIG. 10B. It is the resin panel A in which the sealing material 24 is formed to improve the waterproof property.

FIG. 11 shows the surface material 1 formed by extrusion and then roll forming. In addition, FIG.
In (a) to (c), the (a) figure shows the resin panel A having only the surface material 1, and the (b) and (c) figures show the core material 3 formed on the back surface of the surface material 1. Particularly, FIG. 2B shows a resin panel A in which the core material 3 is thinly formed.

13 (a) and 13 (b), a projection 25 and a partition 26 are formed on the back surface of the surface material 1, and the synthetic resin foam 21 is deformed with time and the surface material 1 and the core material 3 are separated. And the resin panel A which is prevented from being deformed into an uneven shape as a whole.

14 (a) to (c) and FIG. 15 show a resin panel A in which the formation position of the engaging groove 16 is modified, and the resin panel A having a different working width when formed in a stepped shape is shown. Is. Of course, the resin panel A can be formed by combining each of FIGS.

In the figure, the resin panel A having various configurations is shown.
Which are not formed with the core material 3 (only the surface material 1), and those with the core material 3 and not the back surface material 2 (only the core material 3 is formed on the back surface of the surface material 1). It can be formed arbitrarily.

[0024]

As described above, according to the resin panel of the present invention, the weather resistance can be improved. The surface material is synthetic resin, so it does not rust or rot. Since the surface material is synthetic resin, it can be made lightweight and has good workability. Good workability such as cutting. Both flat and stepped wall surfaces can be formed from one type of resin panel. A synthetic resin extruded material lacking fire resistance and a roll molding material can be used as a building panel having a performance higher than that of a semi-incombustible material. The resol-type phenol resin powder, which is an aggregate and also has fire resistance, can be easily mixed with various synthetic resins and the compressive strength can be improved. There are characteristics and effects.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of a resin panel according to the present invention.

FIG. 2 is a partially enlarged sectional view showing a hard base material of a resin panel according to the present invention in an enlarged manner.

FIG. 3 is a cross-sectional view showing a construction state of a resin panel according to the present invention.

FIG. 4 is a cross-sectional view showing a construction state of a resin panel according to the present invention.

FIG. 5 is a perspective view showing another embodiment of the resin panel according to the present invention.

FIG. 6 is a perspective view showing another embodiment of the resin panel according to the present invention.

FIG. 7 is a perspective view showing another embodiment of the resin panel according to the present invention.

FIG. 8 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 9 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 10 is a sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 11 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 12 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 13 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 14 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

FIG. 15 is a cross-sectional view showing another embodiment of the resin panel according to the present invention.

[Explanation of symbols]

 A Resin panel α Frame β Fixture γ Joint part 1 Surface material 2 Back material 3 Core material 4 Male type connection part 5 Female type connection part 6 Hard base material 7 Synthetic resin 8 Resol type phenol resin powder 9 Decorative surface 10 Side surface 11 Top surface 12 fitting surface 13 fitting groove 14 engaging surface 15 lower surface 16 engaging groove 17 engaging surface 18 lower surface 19 engaging groove 20 fixing surface 21 synthetic resin foam 22 fixing hole 23 running water hole 24 sealing material 25 protrusion 26 partition

Claims (1)

[Claims] 1. A resin panel made of a synthetic resin material containing resol-type phenol resin powder having male and female connection structures at its upper and lower ends, and a substantially vertical flat decorative surface, and the lower end of the decorative surface is bent inward. Side surface, an upper surface with a tip of the side surface projecting upward, a fitting surface in which the tip of the upper surface is bent downward, and a fitting groove having a substantially inverted U-shaped cross section including the upper surface and the fitting surface. Male connecting portion, an engaging surface composed of the upper end surface of the decorative surface, a locking surface protruding upward from the innermost side of the engaging surface, and a substantially U-shaped cross section composed of the engaging surface and the locking surface. Of the engaging groove, a fixing surface projecting upward from the innermost part of the locking surface, and a locking groove having a substantially U-shaped cross section composed of the locking surface and the fixing surface. Resin panel characterized by.