JP2002004558A - Decorative material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a decorative material which can be easily manufactured, is excellent in workability and low in costs, and arranged at a location between decorative panels. SOLUTION: The decorative material is a band-shaped extruded product formed of a synthetic resin, and arranged at a location between the decorative panels. The decorative material consists of a central support body and side support-cum-engaging bodies. The central support body is formed at an almost central portion of the band-shaped body, in a manner extending in a longitudinal direction of the band-shaped body, and abuts on a wall surface and/or a ceiling surface. The side support-cum-engaging bodies are arranged on both sides of the central support body in parallel with the same, and abut on the wall surface or the ceiling surface. Each edge of the band-shaped body and each side support- cum-engaging body cooperatively form a groove portion, whereby the groove portion engages with an edge of the decorative panel.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a decorative material to be installed between wall panels, between ceiling panels, or between a wall panel and a ceiling panel, and more particularly, to a lightweight, elastic and moderately decorative material. The present invention relates to an inexpensive decorative material having rigidity and excellent workability.

[0002]

2. Description of the Related Art Decorative panels are frequently used as decorations on interior walls and ceilings of buildings. Among them, interior panels are particularly decorated for the purpose of giving a sense of quality and scratch resistance to the lower part (waist portion) of the interior walls. A waist wall is provided in which a decorated waist wall panel is provided at the lower part of a wall surface for the purpose of improving the property and stain resistance. The waist wall is a board that covers the area from the floor surface to the height of the adult's waist, or a decorative panel material according to the board is attached to improve the decorativeness. Usually, the decorative panel and the decorative panel are used. A vertical cut-off material used for abutting portions of the decorative panel, a lower edge material (usually called a baseboard) used for a boundary between the decorative panel, a lower end of the vertical cut-off material, and a floor surface, A panel and an upper edge material (usually referred to as a "kasagi", a waist-looking edge, etc.) used for an upper end portion of the vertical cutting material, and a portion corresponding to a corner portion (corner portion) of a wall surface as necessary. And the corner material and the like.

[0003] The decorative panel, the upper edge material, the lower edge material, the vertical cutout material, the corner material, the corner material, and the like constituting the waist wall are usually made of solid wood or MDF. What has been used, or a veneer or an MDF or the like with a veneer or a decorative sheet adhered to the surface thereof is appropriately used, and these are appropriately combined to form a waist wall. The decorative material, such as the vertical cutout material, the corner material, and the corner material, has a groove that engages with an end of the decorative panel, and adjusts the engagement depth of the decorative panel with the groove. Then, meandering or bending of the cut surface of the decorative panel or slight deviation of the dimensional accuracy of the decorative panel is absorbed, and the end of the decorative panel is covered so as not to impair the appearance.

[0004] In the current detached houses and condominiums, the indoor opening frames such as door frames, closet frames, blind frames and the like are generally formed so as to protrude by about 10 mm from the wall surface. This 10 considering the appearance of the room
It is stretched to fit within the thickness of mm. Therefore, the thickness of each member constituting the waist wall is usually (thickness) 7 mm =
Upper edge material, lower edge material> vertical cutout material, out corner material, in corner material> decorative panel> (thin). For this purpose, the above-mentioned vertical cut-out material, which is formed by cutting the above-mentioned solid material or MDF thinner than 7 mm thick, or by sticking a veneer or a decorative sheet to the surface of plywood or MDF, etc. The process of forming the groove by forming a groove on a decorative material such as a corner material or a corner material is quite a difficult operation, and a builder at a construction site may use the decorative material (usually 4-6
mm thickness) to the specified dimensions with high precision and without any breakage, or the work of attaching and fixing to the wall surface using fixing means such as nails or tuckers without cracking etc. requires skill in construction In addition, the work was poor in workability.

[0005] Also, solid wood or MDF cut out,
Alternatively, the decorative material such as the vertical cut-off material, the corner material, the corner material, etc., which is made by attaching a veneer or a decorative sheet to the surface of plywood, MDF, or the like, covers the gap between the decorative panels. It was rather expensive for the purpose of not damaging the appearance of the waist wall. Therefore, there has been a demand for an inexpensive decorative material that is easy to manufacture, does not require much skill at the time of on-site construction, and is excellent in workability.

[0006]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above-mentioned needs, is easy to manufacture,
An object of the present invention is to provide an inexpensive decorative material to be installed between inexpensive decorative panels having excellent workability.

[0007]

Means for Solving the Problems In order to achieve the above object, the present invention is directed to a decorative material constructed between decorative panels, which is an extruded product made of synthetic resin. A central support protruding in a longitudinal direction of a substantially central portion of a belt-shaped body comprising: and a side support / engagement body protruding at the same height in parallel with the central support on both sides of the central support; A groove is formed in cooperation with both side ends of the body and the side supporting and engaging body, and the groove is configured to engage with an end of the decorative panel. . With such a configuration, for example, it is provided as a longitudinal cutout material used for the butted portion of the decorative panel described in the section of the related art, and various shapes can be easily formed at low cost. In addition, since it is lightweight and has elasticity and moderate rigidity, it is easy to cut and engage with a decorative panel, etc., and it is possible to absorb a slight deviation in the dimensional accuracy of the decorative panel. It can be constructed on site without much need. In addition, since the center member and the side support / engaging members provided on both sides of the center member are attached and fixed to a wall or the like, the attached and fixed decorative material is firmly fixed in a stable state, and the decorative panel is provided. Can be reliably held.

[0008] The invention described in claim 2 is the first invention.
Wherein the central support is a central concave portion having a substantially U-shaped cross section.
With this configuration, the design can be improved, and particularly, the central concave portion can be used as a place where fixing means such as nails and tuckers are provided, and the fixing means such as nails and tuckers can be made inconspicuous. Can be.

According to a third aspect of the present invention, in the decorative material according to any one of the first and second aspects, a cross section is provided in which the side supporting and engaging member is provided symmetrically with respect to the central supporting member. It is a substantially L-shaped projection. With such a configuration, it is possible to attach and fix the device more stably to the wall surface, and it is possible to easily form the groove that engages with the decorative panel.

[0010] The invention described in claim 4 is the first invention.
Wherein the belt-like body is a substantially L-shaped belt-like cross-section that is bent at a substantially central portion at right angles along the longitudinal direction. With such a configuration, for example, it is used as the corner material and the corner material described in the section of the related art, and various shapes can be easily formed at low cost. In addition, since it is lightweight and has elasticity and moderate rigidity, it is easy to cut and engage with a decorative panel, etc., and it is possible to absorb a slight deviation in the dimensional accuracy of the decorative panel. It can be constructed on site without much need. In addition, since the center member and the side support / engaging members provided on both sides of the center member are attached and fixed to a wall or the like, the attached and fixed decorative material is firmly fixed in a stable state, and the decorative panel is provided. Can be reliably held.

[0011] The invention described in claim 5 is the same as in claim 4.
In the decorative material described in (1), the central support is a substantially arrow-shaped cross-section projecting toward the wide-angle side in cross section of the substantially L-shaped band-shaped cross section.

[0012] The invention described in claim 6 is the invention according to claim 4.
Wherein the central support is a substantially Y-shaped cross-section protruding to the narrow-angle side of the cross-section of the substantially L-shaped band-shaped body.

According to the above-mentioned structure, the center support and the side support provided on both sides of the center indicator at the corners (corners) of the wall surface or the like. It is firmly attached and fixed to a wall or the like in a stable state when united, and the decorative panel can be securely held.

[0014] Further, the invention according to claim 7 is based on claim 4.
7. The decorative material as set forth in any one of items 6 to 6, wherein the side support and engagement member is a substantially U-shaped cross-sectional side end recess provided symmetrically with respect to the central support. It is. With this configuration, the design can be improved, and the side end recess can be used as a location where fixing means such as nails and tuckers are provided.
Fixing means such as nails and tuckers can be made inconspicuous.

The invention described in claim 8 is the first invention.
The decorative material described in any one of Items 1 to 7, wherein at least the exposed surface is decoratively finished. With such a configuration, a decorative material having a good appearance can be obtained.

The invention according to claim 9 is the invention according to claim 8.
Wherein the decorative finish is obtained by attaching a decorative sheet.
With this configuration, it is possible to provide a decorative material having excellent productivity and design.

The invention described in claim 10 is the same as the ninth invention.
Wherein the decorative sheet is made of a synthetic resin sheet having a surface protective layer made of an ionizing radiation-curable resin on the outermost surface on the exposed surface side. With such a configuration, it is possible to provide a decorative material having excellent abrasion, abrasion, and contamination.
In particular, it is suitable for a decorative material such as a vertical cutout material, a corner material, a corner material, or a cutout material used for an end portion of the waist wall.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The above-mentioned present invention will be described below with reference to drawings and the like, taking a waist wall as an example. FIG. 1 is a perspective view of a main part showing an example of a waist wall using a decorative material according to the present invention, FIG. 2 is a perspective view showing a first embodiment of a longitudinal cutout material according to the present invention, and FIG. FIG. 4 is a sectional view taken along line XX of FIG.
(A) and (b) are the second vertical cutting members according to the present invention.
FIG. 5 is a perspective view showing a fourth embodiment of a longitudinal cutout material according to the present invention, and FIG. 6 is a perspective view showing an example of a corner material according to the present invention. FIG. 7 is a sectional view taken along the line YY of FIG. 1 when the corner material according to the embodiment of the present invention shown in FIG. 6 is used. FIG. 8 shows an embodiment of the corner material according to the present invention. FIG. 9 is a cross-sectional view taken along the line Z-Z of FIG. 1 when the corner material according to the embodiment of the present invention shown in FIG. 8 is used.
FIG. 10 is a cross-sectional view showing a schematic layer configuration of a decorative sheet used for a decorative material according to the present invention, and FIG. 11 is a cross-sectional view showing a specific example of a decorative sheet used for a decorative material according to the present invention.
FIG. 12 is a cross-sectional view showing another specific example of a decorative sheet used for a decorative material according to the present invention.
10 '', 10 '''are longitudinal cut-out members, 11, 11', 21, 31 are central supports, 12, 15, 16, 17, 22, 32 are side support and engagement members, 13
Is a side end of the band, 14, 14 ', 14'',14''', 24, 34 are grooves, 20 is a corner material, 23, 33 are side ends of a substantially L-shaped cross-section, 30 is a corner material, 40 is a lower rim (baseboard), 50 is a decorative panel, 60 is an upper rim (cutout edge), 70, 70 ', 70''are decorative sheets, 71, 71', 71 '' Is a synthetic resin sheet, 72, 7
2 ', 72''is a primer layer, 73 is a surface protective layer, 74 is a concavo-convex pattern, 75 is a wiping ink, 76 is a picture printing layer, 77 is a solid printing layer, 78 is an adhesive layer, 80 is an indoor wall surface, 90 Is the floor, 10
0 is a waist wall, 111 and 111 'are central recesses, 112 is a bottom wall of a central support, 113, 213 and 313 are plate-like projections, 211 and 311 are side end recesses, and 212 and 312 are bottoms of side end recesses. Show the walls respectively.

FIG. 1 is a perspective view of an essential part showing an embodiment of a waist wall using a decorative material according to the present invention. Usually, the waist wall 100 is connected to an opening frame (not shown) such as a door frame. It is stretched from the floor surface 90 under the indoor wall surface 80. And this waist wall 10
0 is the lower edge material (baseboard) 40 on the floor 90 below the interior wall 80
Is mounted horizontally, and a required number of decorative panels 50 are attached to the upper side of the lower edge material (baseboard) 40 so as to be perpendicular to the lower edge material (baseboard) 40 via the vertical cutout material 10, the inner corner material 20, the outer corner material 30, and the like. On the upper side, an upper edge material (cut edge) 60 is attached in parallel with the lower edge material (baseboard) 40. In FIG. 1, as the decorative material of the present invention, the vertical cut-out material 10, the entering corner material 20, and the projecting corner material 30 correspond to this.

First, a vertical cutout material 10 which is one of the decorative materials according to the present invention will be described. FIG. 2 is a perspective view showing a first embodiment of a longitudinal cutting material according to the present invention, in which a longitudinal cutting material 10 has a cross section substantially in the longitudinal direction at a substantially central portion of a strip formed of a synthetic resin extruded product. A central support 11 comprising a U-shaped central recess 111 and plate-like projections 113, 113 connected to the bottom wall 112 and projecting in parallel with the bottom wall 112 on both sides of the bottom wall 112 of the central recess 111; Side support / engagement members 12, 12 each having a substantially I-shaped cross-section protrudingly provided on both sides of the center support 11 symmetrically and in parallel to the center support 11
Forming grooves 14, 14 in cooperation with both side ends 13, 13 of the strip and the side support and engagement bodies 12, 12.
14 and 14 are configured to engage with the ends of the decorative panel 50, and the bottom surface and the plate-shaped projections 113 and 113 of the bottom wall 112 of the central support 11 and the side support and engagement members 12 and 12 are formed. The bottom surface is formed flush with the bottom surface, so that the bottom surface is in contact with the wall surface 80 and is supported. A decorative sheet 70 as one of decorative finishes is provided on a surface of the vertical cutout material 10 (a surface that is exposed when the vertical cutout material 10 is mounted and fixed as shown in FIG. 1). Are provided by lapping.

FIG. 3 is a sectional view taken along line XX of FIG.
It is sectional drawing at the time of using the longitudinal cut material of 1st Embodiment of this invention shown in FIG. Decorative panels 50, 50 are indoor wall surfaces 80
Is stretched on the front side through a vertical cut-off member 10. As shown in the figure, the decorative panels 50, 50 have their ends engaged with the grooves 14, 14 provided in the longitudinal cut material 10, and the decorative panels 50, 50 have the ends thereof engaged with the longitudinal cut material 10. While being covered, the longitudinal cutting material 10 is stably abutted against the front surface of the indoor wall surface 80 by the central support 11 and the side support / engaging members 12, 12 provided on the longitudinal cutting material 10. It is surely supported. Although not shown, the longitudinal cutting material 10 is attached and fixed to the indoor wall surface 80 by fixing means such as nails, tuckers, adhesives, and the like.
50 is also fixed to the indoor wall surface 80 by fixing means such as an adhesive. The central concave portion 111 having a substantially U-shaped cross section provided on the vertical parting member 10 functions as a place for improving design and providing fixing means such as nails and tuckers.

The longitudinal cutting material 10 is a decorative sheet which is one embodiment of a decorative finish on a synthetic resin extruded product.
70 is provided by lapping process, it is lightweight, has elasticity and moderate rigidity, so it is easy to handle, and cutting at site construction can be easily broken with a cutter knife without using a jigsaw or electric saw. In addition to being able to cut without the need to pay attention to the case of solid wood, MDF, plywood, etc. when fixing it to the indoor wall surface 80 with nails or tuckers, it can be fixed without paying attention Sex is greatly improved. In addition, the vertical cutting material 10
Is an extruded product made of a synthetic resin, and can be formed in any shape at low cost.

FIGS. 4 (a) and 4 (b) are perspective views showing second and third embodiments of the longitudinal cut material according to the present invention. The longitudinal cut materials 10 'and 10''are made of synthetic resin. A central support 11 'having a central concave portion 111' having a substantially U-shaped cross section in a substantially central portion longitudinal direction of a strip formed of an extruded product, and the central support 11 'on both sides of the central support 11'. Symmetrical, and side supporting and engaging members 15, 15 and 16, 16 each having a substantially L-shaped cross section provided so as to protrude in parallel, and with both side ends 13, 13 of the band-shaped body. Said side support and engagement body 15,
In cooperation with 15 and 16, 16 the grooves 14 ', 14' and 14 '',
14 '', wherein the grooves 14 ', 14' and 14 '', 14 '' are configured to engage the ends of the decorative panel 50;
The bottom surface of the central support 11 ′ and the side support and engagement body 15,
The bottom surfaces of 15, 16, and 16 are formed flush with each other, and are configured to abut against and support the wall surface 80. A decorative sheet 70 as one of decorative finishes is provided by lapping on the exposed surfaces of the longitudinal cutouts 10 'and 10''. FIG. 4A shows a side support / engagement body 15, 15 having a substantially L-shaped cross section so that they face each other. FIG. 4B shows a side having a substantially L-shaped cross section. The section support / engagement bodies 16, 16 are configured to face outward.

FIG. 5 is a perspective view showing a fourth embodiment of the longitudinal cutting material according to the present invention. The longitudinal cutting material 10 ″ ′ is a substantially central portion longitudinal portion of a strip formed of an extruded product made of a synthetic resin. Support having a central concave portion 111 'having a substantially U-shaped cross section in the direction
11 'and the central support 1 on both sides of the central support 11'.
Symmetrical to 1 ′, and includes side support / engagement members 17, 17 each having a substantially T-shaped cross-section protrudingly provided so as to protrude in parallel with each other. In cooperation with the side supporting and engaging members 17, 17, grooves 14 ''',14''' are formed, and the grooves 14 ''',14''' engage with the end of the decorative panel 50. With such a configuration, the bottom surface of the central support 11 ′ and the bottom surfaces of the side support / engagement members 17, 17 are formed flush with each other,
Thereby, it is configured to contact the wall surface 80 and to support the wall surface 80. And, the vertical parting material 10 '''
Is provided with a wrapping process on a surface exposed as a decorative finish 70 as one of the decorative finishes.

Next, the corner material which is one of the decorative materials according to the present invention will be described. FIG. 6 is a perspective view showing one embodiment of the corner material according to the present invention, and FIG. 7 is a sectional view taken along line YY of FIG. 1 when the corner material of one embodiment of the present invention shown in FIG. 6 is used. FIG. 3 is a cross-sectional view, in which a corner material 20 has a cross section made of a synthetic resin extruded product and a cross section of a substantially L-shaped band having a cross section at a substantially central portion of the cross section, and a cross section substantially protruding from the cross section on a wide angle side. A central support 21 comprising a protrusion, on both sides of the central support 21, and
The side end recesses 211, 211 having a substantially U-shaped cross section provided symmetrically with respect to the central support body 21 and the bottom walls 212, 212 of the side end recesses 211, 211 are connected to and parallel to the bottom wall 212. Side support / engagement members 22, 22 comprising plate-shaped projections 213, 213 protruding toward the center support 21 side, and both side ends 23, 23 of the substantially L-shaped cross-section body and the The grooves 24, 24 are formed in cooperation with the side supporting and engaging members 22, 22, and the grooves 24, 24
And the bottoms of the bottom walls 212, 212 of the side support / engagement bodies 22, 22, and the bottoms of the plate-shaped projections 213, 213, and the side support / engagement. The bottom surfaces of the bottom walls 212, 212 and the plate-like projections 213, 213 of the united bodies 22, 22, and the corresponding bottom surfaces of the central support 21 having a substantially arrow-shaped cross section are formed flush with each other. It is configured to be in contact with the wall surface 80 forming the part and to support the wall surface 80 forming the corner. A decorative sheet 70, which is an embodiment of a decorative finish, is provided on the exposed surface of the corner material 20 (the surface exposed when the corner material 20 is mounted and fixed as shown in FIG. 1). Are provided by lapping. As shown in FIG. 7, decorative panels 50, 50 are stretched on the front surface of the interior wall surface 80 forming the corners with the corner material 20 interposed therebetween. The ends of the decorative panels 50, 50 are engaged with the grooves 24, 24 provided in the corner material 20, and the ends of the decorative panels 50, 50 are covered with the corner material 20, The corner material 20 is stably abutted against the front surface of the interior wall surface 80 forming a corner by the central support 21 and the side support / engagement members 22 provided on the corner material 20. It is surely supported. Although not shown, the corner material 20 is attached and fixed to the indoor wall surface 80 by fixing means such as nails, tuckers, adhesives, etc., and if necessary, the decorative panel 50 is also fixed to the room by fixing means such as adhesives. It is attached and fixed to the wall surface 80. In addition, the side end recesses 211, 211 having a substantially U-shaped cross section provided in the corner material 20 function as places for improving design and providing fixing means such as nails and tuckers.

Next, a corner material which is one of the decorative materials according to the present invention will be described. FIG. 8 is a perspective view showing one embodiment of the corner material according to the present invention, and FIG. 9 is a sectional view taken along the line Z-Z in FIG. 1 when the corner material of one embodiment of the present invention shown in FIG. 8 is used. FIG. 4 is a cross-sectional view, in which a protruding corner material 30 has a substantially L-shaped cross-section having a corner at a substantially central portion of a cross-section formed of an extruded product made of a synthetic resin. A central support 31 comprising a character-shaped protrusion, on both sides of the central support 31, and
The side recesses 311, 311 having a substantially U-shaped cross section provided symmetrically with respect to the central support 31 and the bottom walls 312, 312 of the side recesses 311, 311 are connected to and parallel to the bottom wall 312. Side support / engagement members 32, 32 comprising plate-like projections 313, 313 protruding toward the central support 31 side, and both side end portions 33, 33 of the substantially L-shaped cross-section body, and The grooves 34, 34 are formed in cooperation with the side support / engagement members 32, 32, and the grooves 34, 34
And the bottoms of the bottom walls 312, 312 of the side support / engagement members 32, 32 and the bottoms of the plate-shaped projections 313, 313 and the side support / engagement members. The bottom surfaces of the bottom walls 312, 312 of the unions 32, 32 and the bottom surfaces of the plate-shaped protruding pieces 313, 313 and the corresponding bottom surfaces of the central support 31 having a substantially Y-shaped cross section are formed flush with each other. It is configured to contact the wall surface 80 forming the corner and to support the wall surface 80 forming the corner. Then, a decorative sheet 70 as one of the decorative finishes is provided on a surface of the exposed corner material 30 (a surface exposed when the exposed corner material 30 is attached and fixed as shown in FIG. 1). Are provided by lapping. As shown in FIG. 9, decorative panels 50, 50 are stretched on the front surface of the interior wall surface 80 forming the corners via the corner material 30. The ends of the decorative panels 50, 50 are engaged with grooves 34, 34 provided in the corner material 30, so that the corners 30 cover the ends of the decorative panels 50, 50, The corner material 30 abuts in a stable state on the front surface of the interior wall surface 80 forming a corner by the central support 31 and the side support / engaging members 32, 32 provided on the corner material 30. It is surely supported. Although not shown, the protruding corner material 30 is attached and fixed to the indoor wall surface 80 by fixing means such as nails, tuckers, adhesives, etc., and if necessary, the decorative panel 50 is also indoors by fixing means such as adhesives. It is attached and fixed to the wall surface 80. The side end recesses 311 and 311 provided in the corner material 30 and having a substantially U-shaped cross section function as places for improving design and providing fixing means such as nails and tuckers.

As described for the longitudinal cut-out material 10, a decorative sheet 70, which is one embodiment of decorative finish, is provided on the extruded product made of synthetic resin by lapping the inset corner material 20 and the out-edge material 30 as described above. It is easy to handle because it is lightweight, has elasticity and moderate rigidity, and can be easily cut without any loss with a cutter knife without using a jigsaw or electric saw, etc. When it is fixed to the indoor wall surface 80 with a tool or a tucker, the workability can be greatly improved because it can be fixed without paying attention to cracks, etc., which had to be careful in the case of solid wood, MDF, plywood etc. . The corner material 20 and the corner material 30 are extruded products made of a synthetic resin.

Further, the material for the longitudinal cutting material 10, the corner material 20, the corner material 30 and the like made of an extruded product made of a synthetic resin is a thermoplastic resin which can be extruded by a hot melt extruder. It is not particularly limited as long as it has elasticity and moderate rigidity, and is a vinyl chloride resin, an ABS resin,
Alternatively, a propylene resin can be mentioned, but in consideration of recent environmental issues, an ABS resin or a propylene resin is suitable.

Next, a decorative sheet 70 provided by lapping, which is one mode of decorative finishing, will be described. The required physical properties of the decorative sheet 70 differ depending on where the decorative material of the present invention is used. For example, an external force is often applied daily between the decorative panels provided on the ceiling or between the decorative panel provided on the ceiling and the decorative panel provided on the wall surface (edge around the ceiling). If it is provided in a place where it does not exist, a well-known makeup such as forming an appropriate pattern on a vinyl chloride film or an olefin-based film such as polyethylene or polypropylene by printing or the like, and applying embossing or wiping as necessary Although a sheet can be used as appropriate, it is desirable to avoid a vinyl chloride film in view of recent environmental problems. In addition, the applications for the waist wall 100, such as the above-described longitudinal cut-off material 10, the above-mentioned corner material 20, and the above-mentioned corner material 30 described above, may be caused by collision wounds when carrying or moving furniture, wheelchairs, or the like. Collision scratches, or scratches by dogs and cats are likely to occur, and as shown in FIG. 10, a surface protection layer 73 made of ionizing radiation-curable resin is provided on one surface of a synthetic resin sheet 71 via a primer layer 72. The provided one is preferable because it has excellent surface properties such as scratch resistance, abrasion resistance, and stain resistance.

Examples of the synthetic resin sheet 71 include low-density polyethylene (including linear low-density polyethylene), medium-density polyethylene, high-density polyethylene, ethylene α-olefin copolymer, homopolypropylene, polymethylpentene, polybutene, and ethylene. Olefinic thermoplastic resin such as propylene copolymer, propylene-butene copolymer, ethylene-vinyl acetate copolymer, saponified ethylene-vinyl acetate copolymer, or a mixture thereof, polyethylene terephthalate, polybutylene terephthalate , Polyethylene naphthalate, polyethylene naphthalate-isophthalate copolymer, thermoplastic ester resin such as polycarbonate, polyarylate, polymethyl methacrylate, polyethyl methacrylate, polyethyl acrylate, poly Recently, acrylic thermoplastic resins such as butyl acrylate, polyamide thermoplastic resins such as nylon-6, nylon-66, and non-halogen thermoplastic resins such as polyimide, polyurethane, polystyrene, and acrylonitrile-butadiene-styrene resins have been used. It is appropriate considering the environmental issues. Further, the synthetic resin sheet 71 may be a single-layer sheet of these thermoplastic resins, or may be a multilayer sheet in which these thermoplastic resins are laminated. However, since the synthetic resin sheet 71 used for the decorative sheet 70 of the present invention is usually subjected to processing such as printing or embossing for providing a printed pattern or a concavo-convex pattern, these suitability are required and inexpensive. In view of these, an olefin-based thermoplastic resin is preferable.

The synthetic resin sheet 71 made of the olefin-based thermoplastic resin is in a non-stretched state or
The sheet may be in any state of being stretched in a uniaxial or biaxial direction, or may be a colored sheet to which a pigment or the like is added. Is preferably about 60 to 300 μm. If necessary, one or both surfaces of the synthetic resin sheet 71 may be subjected to an easy adhesion treatment such as a corona discharge treatment, a plasma treatment, and an ozone treatment. In addition, the olefin-based thermoplastic resin constituting the synthetic resin sheet 71 may have a well-known antioxidant, light stabilizer, ultraviolet ray inhibitor,
Alternatively, various additives such as an inorganic filler for imparting flame retardancy or a foaming agent for imparting design properties can be added. By the way, as the pigment used for the colored sheet, a known inorganic pigment is suitable in consideration of heat resistance and weather resistance.

The surface protective layer 73 is provided to improve surface properties such as scratch resistance, abrasion resistance, and stain resistance. Are, for example, epoxy resin, acrylic resin, urethane resin, polyamide resin, polyester resin, polyethylene, polypropylene,
Copolymers of one or more polyolefins such as polybutene, polybutadiene, polyisoprene or two or more olefins such as ethylene, propylene, butene, butadiene, isoprene, or copolymers of α-olefins having 4 or more carbon atoms (linear Low-density polyethylene), an ethylene-vinyl acetate copolymer, a saponified ethylene-vinyl acetate copolymer, or a mixed resin of one or more of these. Further, as a method of forming the surface protective layer, for example, a solution of the resin, or a heated and melted resin, a known gravure printing method, a roll coating method, or a coating method such as an extrusion coating method as appropriate. It can be formed by applying, or by laminating the above resin into a film by a well-known dry lamination method or the like, but it is particularly preferable to form the film by using an ionizing radiation curable resin. .

The ionizing radiation-curable resin is a resin which undergoes a cross-linking polymerization reaction upon irradiation with ionizing radiation and changes into a three-dimensional polymer structure. Ionizing radiation refers to electromagnetic waves or charged particle beams having energy quanta that can polymerize and crosslink molecules, and include visible light, ultraviolet light (near ultraviolet light, vacuum ultraviolet light, etc.), X-rays, electron beams, ion beams, and the like. is there. Usually, ultraviolet rays or electron beams are used. Ultraviolet light sources, high pressure mercury lamps, low pressure mercury lamps, carbon arc lamps, black light fluorescent lamps, and metal halide lamp lamps can be used as the ultraviolet light source. As the wavelength of the ultraviolet light, a wavelength range of 1900 to 3800 通常 is mainly used, and as the electron beam source, a Cockloft-Walton type, a bande-graft type, a resonance transformer type, an insulating core transformer type, or a linear type is used. 100 to 1000 KeV, preferably 100 to 300 K, using various electron beam accelerators of dynamitron type and high frequency type lamps.
A device that irradiates electrons having energy of eV can be used.

The ionizing radiation-curable resin forming the surface protective layer 73 includes a radical polymerizable unsaturated group such as a (meth) acryloyl group or a (meth) acryloyloxy group, or a cationic group such as an epoxy group in a molecule. It is composed of a monomer, a prepolymer or a polymer having a polymerizable functional group (hereinafter, these are collectively referred to as a compound). These monomers, prepolymers, and polymers may be used alone or
Alternatively, a mixture of plural kinds is used. In this specification, (meta)
Acrylate means acrylate or methacrylate.

Examples of the prepolymer having a radical polymerizable unsaturated group include polyester (meth) acrylate, urethane (meth) acrylate, epoxy (meth) acrylate, melamine (meth) acrylate, triazine (meth) acrylate, and polyvinylpyrrolidone. No. This prepolymer usually has a molecular weight of about 10,000 or less. If the molecular weight exceeds 10,000, the cured resin layer has insufficient surface properties such as scratch resistance, abrasion resistance, chemical resistance and heat resistance. Although the above acrylate and methacrylate can be shared, acrylate is faster in terms of the rate of crosslinking and curing by ionizing radiation.
Acrylates are more advantageous for the purpose of curing efficiently in a short time.

Examples of the prepolymer having a cationically polymerizable functional group include epoxy resins such as bisphenol type epoxy resin, novolak type epoxy resin and alicyclic type epoxy resin, aliphatic vinyl ether, aromatic vinyl ether, urethane vinyl ether, and the like. Vinyl ether resins such as ester vinyl ethers, cyclic ether compounds,
Prepolymers such as spiro compounds are exemplified.

Examples of the monomer having a radical polymerizable unsaturated group include monofunctional monomers of a (meth) acrylate compound such as methyl (meth) acrylate, ethyl (meth) acrylate, butyl (meth) acrylate, Methoxyethyl (meth) acrylate, methoxybutyl (meth) acrylate, butoxyethyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, N, N-
Dimethylaminomethyl (meth) acrylate, N, N-
Dimethylaminoethyl (meth) acrylate, N, N-
Diethylaminoethyl (meth) acrylate, N, N-
Diethylaminopropyl (meth) acrylate, N, N
-Dibenzylaminoethyl (meth) acrylate, lauryl (meth) acrylate, isobonyl (meth) acrylate, ethyl carbitol (meth) acrylate, phenoxyethyl (meth) acrylate, phenoxypolyethylene glycol (meth) acrylate, tetrahydrofurfuryl (meth) ) Acrylate, methoxypropylene glycol (meth) acrylate, 2- (meth) acryloyloxyethyl-2-hydroxypropyl phthalate, 2- (meth) acryloyloxypropyl hydrogen terephthalate and the like.

Further, as a polyfunctional monomer having a radical polymerizable unsaturated group, ethylene glycol di (meth) acrylate, diethylene glycol di (meth) acrylate, triethylene glycol di (meth) acrylate,
Propylene glycol di (meth) acrylate, dipropylene glycol (meth) acrylate, neopentyl glycol di (meth) acrylate, 1,6 hexanediol di (meth) acrylate, 1,9-nonanediol di (meth) acrylate, tetraethylene Glycol di (meth) acrylate, tripropylene glycol di (meth) acrylate, bisphenol-A-di (meth) acrylate, trimethylolpropane tri (meth) acrylate, trimethylolpropane ethylene oxide tri (meth) acrylate, pentaerythritol tri ( (Meth) acrylate, pentaerythritol tetra (meth) acrylate, dipentaerythritol penta (meth) acrylate, dipentaerythritol hexa (meth) acryl Over DOO, glycerin polyethylene oxide tri (meth) acrylate, tris (meth)
Acryloyloxyethyl phosphate and the like.

The monomer having a cationically polymerizable functional group is
Prepolymer monomers having a cationically polymerizable functional group can be used.

The above-mentioned ionizing radiation-curable resin cures sufficiently when irradiated with an electron beam, but when it is cured by irradiating ultraviolet rays, a photopolymerization initiator is added as a sensitizer. Photopolymerization initiator in the case of a resin system having a radical polymerizable unsaturated group, acetophenones, benzophenones, thioxanthones, benzoin, benzoin methyl ether,
Michler benzoyl benzoate, Michler ketone, diphenyl sulfide, dibenzyl disulfide, diethyl oxide, triphenyl biimidazole, isopropyl-N, N-dimethylamino benzoate and the like can be used alone or in combination. In the case of a resin having a cationically polymerizable functional group, an aromatic diazonium salt, an aromatic sulfonium salt, a metallocene compound, a benzoinsulfonic acid ester, a freeloxysulfoxonium diallyliodosyl salt, or the like is used alone or as a mixture. be able to. Incidentally, the amount of the photopolymerization initiator added is generally 0.1 to 100 parts by weight of the ionizing radiation-curable resin.
It is about 1 to 10 parts by weight. As a method for forming a protective layer with the ionizing radiation-curable resin, for example, a solution of the ionizing radiation-curable resin, a gravure coating method,
It can be formed by coating by a known coating method such as a roll coating method. In this case, the coating amount is suitably about 5 to 30 g / m ² as a solid content, and more preferably 15 to 25 g / m ² .

When the surface protective layer 73 made of an ionizing radiation-curable resin is to be further provided with scratch resistance and abrasion resistance, powdery aluminum oxide, silicon carbide,
Silicon dioxide, calcium titanate, barium titanate,
It can be achieved by adding an abrasive such as magnesium pyroborate, zinc oxide, silicon nitride, zirconium oxide, chromium oxide, iron oxide, boron nitride, diamond, gold sand and glass fiber. An appropriate ratio of the abrasive to 100 parts by weight of the ionizing radiation-curable resin is 1 to 80 parts by weight.

The primer layer 72 is formed of a resin comprising a copolymer of an acrylic resin and a urethane resin, and isocyanate. That is, the copolymer of acrylic resin and urethane resin is
An acrylic polymer component having a hydroxyl group at a terminal (component A),
A polyester polyol component (Component B) having hydroxyl groups at both ends and a diisocyanate component (Component C) are blended and reacted to form a prepolymer, and a chain extender such as diamine (Component D) is further added to the prepolymer. It is obtained by chain extension. By this reaction, a polyester urethane is formed and an acrylic polymer component is introduced into the molecule to form an acrylic-polyester urethane copolymer having a hydroxyl group at a terminal. The primer layer 72 is obtained by reacting the terminal hydroxyl groups of the acrylic-polyester urethane copolymer with the isocyanate and curing the same.

As the component A, a linear acrylate polymer having a hydroxyl group at a terminal is used. Specifically, linear polymethyl methacrylate (PMMA) having a hydroxyl group at a terminal is preferable because it has excellent weather resistance (particularly properties against light degradation) and is easily copolymerized with urethane and made compatible. . The component A is an acrylic resin component in the copolymer, and has a molecular weight of 5,000 to 70.
Those having a weight average molecular weight of 00 are preferably used because they have particularly good weather resistance and adhesiveness. The component A
May be only those having a hydroxyl group at both ends,
Those having a conjugated double bond remaining at one end may be used in combination with those having a hydroxyl group at both ends. A layer in contact with the primer layer 72 by mixing the acrylic polymer having a conjugated double bond remaining, for example, a surface protective layer
When an ionizing radiation-curable resin is used as the resin of 73, the adhesion between the ionizing radiation-curable resin and the ionizing radiation-curable resin is particularly improved because the conjugated double bond of the acrylic polymer reacts with the ionizing radiation-curable resin. be able to.

The component B reacts with diisocyanate to form a polyester urethane, and constitutes a urethane resin component in the copolymer. As the component B, a polyester diol having a hydroxyl group at both terminals is used. The polyester diol is derived from an addition reaction product of a diol compound having an aromatic or spiro ring skeleton and a lactone compound or a derivative thereof, or an epoxy compound, a condensation product of a dibasic acid and a diol, and a cyclic ester compound. And the like. As the diol, ethylene glycol,
Examples thereof include short-chain diols such as propylene glycol, diethylene glycol, butanediol, hexanediol, and methylpentanediol, and alicyclic short-chain diols such as 1,4 cyclohexanedimethanol. Examples of the dibasic acid include adipic acid, phthalic acid, isophthalic acid, terephthalic acid, and the like. Preferred as the polyester polyol are adipic acid or a mixture of adipic acid and terephthalic acid, particularly adipic acid as the acid component, and 3% as the diol component.
-Adipate-based polyester using methylpentanediol and 1,4-cyclohexanedimethanol.

In the primer layer 72, the urethane resin component formed by the reaction of the components B and C gives the primer layer 72 flexibility and contributes to the adhesion to the synthetic resin sheet 71. An acrylic resin component made of an acrylic polymer contributes to the weather resistance and the blocking resistance in the primer layer 72. In the urethane resin, the molecular weight of the component B may be within a range where a urethane resin capable of sufficiently exhibiting flexibility in the primer layer 72 can be obtained, and adipic acid or a mixture of adipic acid and terephthalic acid and 3-methylpentanediol In the case of polyester diols comprising 1,4-cyclohexanedimethanol and 1,4-cyclohexanedimethanol, the molecular weight is preferably from 500 to 5,000 (weight average molecular weight).

As the component C, an aliphatic or alicyclic diisocyanate compound having two isocyanate groups in one molecule is used. As the diisocyanate, for example, tetramethylene diisocyanate, 2,2,4 (2,4,
4) -1,6 Hexamethylene diisocyanate, isophorone diisocyanate, 4,4'dicyclohexylmethane diisocyanate, 1,4'cyclohexyl diisocyanate, and the like. As the diisocyanate component, isophorone diisocyanate is preferred because of its excellent physical properties and cost. The total hydroxyl groups (including amino groups) of the acrylic polymer, polyester polyol, and chain extender described below when reacting the above components A to C.
And the equivalent ratio of the isocyanate groups is such that the isocyanate groups become excessive.

The above three components A, B and C are mixed at 60-120 ° C.
When reacted for about 10 hours, the isocyanate group of the diisocyanate reacts with the hydroxyl group at the end of the polyester polyol to form a polyetherester urethane resin component, and the compound in which the diisocyanate has been added to the hydroxyl group at the acrylic polymer end is also mixed, and Is formed in a state where the isocyanate groups and hydroxyl groups remain.
As a chain extender to this prepolymer, for example, a diamine such as isophorone diamine or hexamethylene diamine is added, and an isocyanate group is reacted with the chain extender. By extending the chain, the acrylic polymer component is introduced into the polyester urethane molecule. An acrylic-polyester urethane copolymer having an introduced hydroxyl group at the end can be obtained.

To this acrylic-polyester urethane copolymer is added a isocyanate, and a coating liquid adjusted to a necessary viscosity in consideration of a coating method and a coating amount (after drying). The primer layer 72 can be formed by applying a known coating method such as a coating method or a roll coating method. The primer layer
The coating amount after drying of 72, from 1 to 20 g / m ² are suitable, preferably from 1 to 5 g / m ^2. In addition, the primer layer 72 may be a layer to which additives such as a filler such as silica fine powder, a light stabilizer, and a coloring agent are added as required in addition to the resin. In addition, any isocyanate may be used as long as it can react with hydroxyl groups of the acrylic-polyester urethane copolymer to be cross-linked and cured,
For example, divalent or higher aliphatic or aromatic isocyanates can be used, and aliphatic isocyanates are particularly desirable from the viewpoint of preventing thermal discoloration and weather resistance. Specifically, tolylene diisocyanate, xylylene diisocyanate, 4,4′-dicyclohexylmethane diisocyanate, hexamethylene diisocyanate, a monomer of lysine diisocyanate, or a multimer such as a dimer or trimer thereof, or And polyisocyanates such as derivatives (adducts) obtained by adding these isocyanates to polyols.

The adhesive (not shown) for bonding the decorative sheet 70 and the extruded product made of synthetic resin is, for example, an adhesive made of an acrylic, vinyl acetate, urethane, epoxy resin or the like. By using the agent, both can be easily bonded.

Next, specific examples of the decorative sheet 70 used for the decorative material of the present invention, particularly, the decorative material such as the longitudinal cutout material 10, the corner material 20, and the corner material 30 constituting the waist wall will be described. I do.
FIG. 11 is a cross-sectional view showing a specific example of a decorative sheet used for a decorative material according to the present invention. A decorative sheet 70 'shows one specific embodiment of the decorative sheet 70. After embossing is performed on one surface of the synthetic resin transparent sheet 71 ′ to form an uneven pattern 74, a wiping process is performed thereon, and a wiping ink 75 is filled in the concave portion of the uneven pattern 74. A primer layer 72 is provided on the entire exit surface, and a surface protective layer 73 made of an ionizing radiation curable resin is formed on the primer layer 72, and the other surface of the synthetic resin transparent sheet 71 'is interposed via the primer layer 72'. The pattern printing layer 76 and the solid printing layer 77 are formed. The decorative sheet 70 'is bonded to the exposed surface (the surface exposed in FIG. 1) of the synthetic resin extruded product constituting the decorative material so that the surface protective layer 73 of the decorative sheet 70' is exposed. By wrapping through an agent (not shown), for example, the decorative material of the present invention as shown in FIG. 2 can be obtained.

FIG. 12 is a cross-sectional view showing another specific example of the decorative sheet used for the decorative material according to the present invention. The decorative sheet 70 ″ is another specific example of the decorative sheet 70. After subjecting at least one surface of the synthetic resin sheet 71 '' to an easy-adhesion treatment such as a corona discharge treatment, a plasma treatment, and an ozone treatment, the surface (not shown) is subjected to the treatment. A primer layer 72 '' is provided and the primer layer 7
On the 2 '', a solid printing layer 77 and a pattern printing layer 76 are sequentially formed by printing, and further, on the pattern printing layer 76, an adhesive layer 78 formed of a well-known dry lamination adhesive such as a two-component curable urethane resin is formed. A transparent sheet 71 ′ made of synthetic resin is adhered by a well-known dry lamination method, and an embossing process is performed on the surface of the transparent sheet 71 ′ made of synthetic resin to form an uneven pattern 74. Thereafter, the decorative sheet shown in FIG. As in the case of the sheet 70 ', the wiping process is performed on
After the wiping ink 75 has been filled in the concave portions of 74, a primer layer 72 is provided on the surface, and a surface protective layer 73 made of an ionizing radiation-curable resin is formed on the primer layer 72. This decorative sheet 70 ″ is the exposed surface of a synthetic resin extruded product constituting the decorative material so that the surface protective layer 73 of the decorative sheet 70 ″ is exposed (the surface exposed in FIG. 1). 2 is wrapped with an adhesive (not shown) to obtain, for example, the decorative material of the present invention as shown in FIG. By the way, the synthetic resin sheet 7
For 1 ″, a colored sheet is generally used, but an uncolored sheet may be used.

Next, the primer layer 72 'provided on the other surface of the synthetic resin transparent sheet 71' shown in FIG. 11 is a synthetic resin transparent sheet 7 made of an olefin-based thermoplastic resin.
It is provided to improve the adhesiveness between 1 'and the print layer such as the pattern print layer 76 or the solid print layer 77, and it is preferable to use the same resin as the primer layer 72 described above, and the formation method is also preferred. It is the same as the method for forming the primer layer 72. Further, the primer layer 72 '' provided on the synthetic resin sheet 71 '' shown in FIG. 12 is provided to improve the adhesiveness between the synthetic resin sheet 71 '' and a printing layer such as the solid printing layer 77. When the synthetic resin sheet 71 '' is made of an olefin-based thermoplastic resin, it is preferable to use the same resin as the primer layer 72 described above,
The forming method is the same as the forming method of the primer layer 72.

The concavo-convex pattern 74 can be formed by hot pressing, hairline processing, or the like. Examples of the concavo-convex pattern 74 include a conduit groove, a stone plate surface irregularity, a cloth surface texture, a satin finish, a grain, a hairline, and a linear groove.

The pattern printing layer 76 and the solid printing layer 77 generally include gravure printing, offset printing,
It can be formed using ink by a known printing method such as silk screen printing. As the picture printing layer 76,
For example, wood, stone, cloth, leather,
These are geometric patterns, characters, symbols, line drawings, and various abstract patterns. The solid print layer 77 is formed by solid printing with a colored ink having concealing properties. In FIGS. 11 and 12,
Although the configuration in which both the picture print layer 76 and the solid print layer 77 are provided has been shown, any one of the configurations may be used.

As the ink used for the pattern printing layer 76 and the solid printing layer 77, chlorinated polyolefins such as chlorinated polyethylene and chlorinated polypropylene, polyesters, polyurethanes comprising isocyanate and polyol, vehicles such as polyacryl, One or more kinds of polyvinyl acetate, polyvinyl chloride, vinyl chloride-vinyl acetate copolymer, cellulose resin, polyamide resin, etc. are mixed and used, and pigments, solvents, various auxiliaries and the like are added thereto. Ink can be used, but in consideration of environmental issues, one or more of polyester, polyurethane composed of isocyanate and polyol, polyacryl, polyvinyl acetate, cellulose resin, polyamide resin and the like are mixed. Non-chlorine vehicles are suitable and more preferred Is a mixture of one or more of polyester, polyurethane composed of isocyanate and polyol, polyacryl, polyamide resin and the like.

By the way, with regard to the decorative material of the present invention, the vertical cutting material, the corner material, and the corner material used for the waist wall have been mainly described, but the decorative material of the present invention is not limited thereto. It is provided between decorative panels, such as between wall panels, between ceiling panels, or between wall panels and ceiling panels. In addition, the examples used in the description exemplify typical examples of the decorative material of the present invention, and the present invention is not limited to these examples. Further, in the description so far, a decorative sheet has been described as an example of the decorative finish of the surface of the decorative material of the present invention. However, the decorative finish is not limited to this. The finish may be a transfer layer to which a pattern print layer or a surface protective layer for improving design properties or surface properties is transferred, or may be a coated layer.

[0057]

As has been described so far, the decorative material of the present invention is lightweight, has elasticity and moderate rigidity and is easy to handle, and can be used for cutting or the like during construction on site such as a jigsaw or an electric saw. This provides an excellent effect that the cutter can be easily cut without any loss without using a cutter knife. Also, when fixing to the indoor wall surface 80 with nails or tuckers, anyone can easily fix it without having to pay attention to cracks etc. which had to be careful in case of solid wood, MDF, plywood etc. This provides an excellent effect that the workability is significantly improved. Further, the decorative material of the present invention,
It is an extruded product made of a synthetic resin, and has an excellent effect that a flexible shape can be produced at low cost and with high productivity.

[Brief description of the drawings]

FIG. 1 is a perspective view of an essential part showing one embodiment of a waist wall using a decorative material according to the present invention.

FIG. 2 is a perspective view showing a first embodiment of a longitudinal cutting material according to the present invention.

FIG. 3 is a sectional view taken along line XX of FIG. 1;

FIGS. 4A and 4B are perspective views showing second and third embodiments of the longitudinal cutting material according to the present invention.

FIG. 5 is a perspective view showing a fourth embodiment of a longitudinal cutting material according to the present invention.

FIG. 6 is a perspective view showing one embodiment of a corner material according to the present invention.

7 is a cross-sectional view taken along the line YY of FIG. 1 when the corner material according to the embodiment of the present invention shown in FIG. 6 is used.

FIG. 8 is a perspective view showing one embodiment of a corner material according to the present invention.

9 is a cross-sectional view taken along the line ZZ of FIG. 1 when the corner material according to the embodiment of the present invention shown in FIG. 8 is used.

FIG. 10 is a cross-sectional view illustrating a schematic layer configuration of a decorative sheet used for a decorative material according to the present invention.

FIG. 11 is a cross-sectional view showing one specific example of a decorative sheet used for a decorative material according to the present invention.

FIG. 12 is a cross-sectional view showing another specific example of a decorative sheet used for a decorative material according to the present invention.

[Explanation of symbols]

10, 10 ', 10'',10''' Vertical cut-out material 11, 11 ', 21, 31 Central support 12, 15, 16, 17, 22, 32 Side support / engagement body 13 Side end of band Parts 14, 14 ', 14 ", 14'", 24, 34 Grooves 20 Corners 23, 33 Side edges of L-shaped cross-section 30 Outer corners 40 Lower edge (baseboard) 50 Decorative panel 60 Upper edge material (cutout edge) 70, 70 ', 70''Decorative sheet 71, 71', 71 '' Synthetic resin sheet 72, 72 ', 72''Primer layer 73 Surface protective layer 74 Rough pattern 75 Wiping ink 76 Pattern printing layer 77 Solid printing layer 78 Adhesive layer 80 Interior wall surface 90 Floor surface 100 Waist wall 111, 111 'Central recess 112 Central support bottom wall 113, 213, 313 Plate-shaped protrusions 211, 311 side End recess 212, 312 Bottom wall of end recess

Claims (10)

[Claims] 1. A decorative material to be installed between decorative panels, comprising: a central support projecting in a longitudinal direction of a substantially central portion of a belt-shaped body made of a synthetic resin extruded product; A side support / engagement body projecting at the same height in parallel with the central support, forming a groove in cooperation with both side ends of the band-shaped body and the side support / engagement body; A decorative material, wherein the decorative material is configured to engage with an end of the decorative panel. 2. The decorative material according to claim 1, wherein said central support is a central concave portion having a substantially U-shaped cross section. 3. The side support / engagement body is a protrusion having a substantially L-shaped cross section and provided symmetrically with respect to the center support. Decoration materials. 4. The decorative material according to claim 1, wherein the band is a substantially L-shaped band having a substantially central portion and bent at right angles along a longitudinal direction. 5. The decorative material according to claim 4, wherein the central support is a substantially arrow-shaped cross-section projecting toward the wide-angle side of the cross-section of the substantially L-shaped band-shaped body. 6. The decorative material according to claim 4, wherein the central support is a substantially Y-shaped cross-section protruding toward the narrow angle side of the cross-section of the substantially L-shaped band-shaped body. 7. The side support / engagement body is a side end recess having a substantially U-shaped cross section provided symmetrically with respect to the center support. The decorative material described in 1. 8. The decorative material according to claim 1, wherein at least the exposed surface is decoratively finished. 9. The decorative material according to claim 8, wherein said decorative finish is obtained by attaching a decorative sheet. 10. The decorative material according to claim 9, wherein the decorative sheet is a synthetic resin sheet having a surface protective layer made of an ionizing radiation-curable resin on the outermost surface on the exposed side.