JP3142073B2 - Partially matte transfer sheet and partly matte cosmetic material - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a partially matte transfer sheet and a partially matte decorative material produced by using the transfer sheet.

[0002]

2. Description of the Related Art In various fields such as furniture, building materials, and weak electricity, it is one of designs to make matte surfaces of products in these fields. Means for making the product surface matte include, for example, a method of directly applying a matte paint to the product, a method of transferring the transfer sheet to the product using a transfer sheet having a matte resin layer formed in advance, and a matte resin. There are various methods such as a transfer method of transferring a layer, a method of using a partially matte decorative material which has been matted on the surface of a base material using various means, and attaching the partially matte decorative material to the product surface.

[0003] By the way, there is a case where it is required that a matte surface is not provided on the entire surface, but only a desired portion is made matte. Conventionally, when the surface is partially matted as described above, for example, 1) in the case of a transfer sheet, the internal cohesive force of the base film / ink and ink /
Forming a transfer sheet in which an ink layer smaller than the adhesive force between the peeled portions is partially provided on the base film, performing transfer using the transfer sheet, and delaminating the ink layer,
2) Transfer using a transfer sheet having normal gloss, apply masking to the portion not desired to be matted, and transfer with a matte layer on the entire surface A so-called two-step transfer method in which a sheet is used, and then masking is removed and only a desired portion is matted. 3) A matte portion is partially matted with an ink containing a mat material on the surface of the base film. A method using a transfer sheet in which a release layer, a pattern layer, an adhesive layer, and the like are sequentially laminated after printing and curing and adhesion, 4) Matting in a mold for a molded article such as an injection molded article. A method in which a grain is provided on a portion to be formed and a molding is performed by matting only the grained portion. 5) A paint containing a matte pigment such as a bead pigment is partially silk-screen-printed directly on the product surface in a pattern. Brushing, brushing through a patterned mask Method and the like be formed by laser coating, and the like are known.

[0004]

The characteristics required as a matte surface are to obtain a soft touch like suede and to obtain a super-matte state with a high matte degree. It is demanded that the matte state described above can be easily provided without a complicated process. However, when the transfer sheet of the above 1 is used, the matte state is small in any case,
Tactile sensation was not soft suede. Also, when the transfer sheet of 3) is used, it is possible to make the matted state considerably as compared with 1),
Again, there is a drawback that a soft suede-like one with a soft touch can not be obtained, and the method 2) has a problem that the steps are complicated and workability is poor. No transfer sheet is used 4)
In the case of, the matte state is excellent, but there is a problem that a soft touch of suede tone cannot be obtained.
In the case of 5), paints containing matting pigments are usually diluted with a slow drying solvent, so it takes time to paint and dry after printing, and the product has poor solvent resistance and heat resistance. Causes deterioration, deformation and the like of the product due to the solvent and heat during drying.

The present invention has been made in view of the above-mentioned drawbacks of the prior art, and when forming a matte state partially,
The matte part has an excellent design that is in a soft and super-matte state like a suede, and is easy to manufacture a transfer sheet, and the work of applying a matte using the transfer sheet is also easy. Providing a partially matte transfer sheet; and
It is an object of the present invention to provide a partially matte decorative material which is provided with a partially matte state and is easy to manufacture.

[0006]

Means for Solving the Problems The partially matte transfer sheet of the present invention is provided on a base film surface with a release binder resin.
Using a shaped film in which a fine uneven coating layer formed by adding a matting agent is provided over the entire surface, and a matte formed by adding at least a matting agent to a resin on the surface of the shaped film. The resin layer is partially provided.

In the above partially matte transfer sheet, a matting resin layer is partially provided on the surface of the shaping film by a silk method, or water is added to a portion of the shaping film surface other than the portion where the matting resin layer is to be formed. After the formation of the matting resin layer, the matting resin layer is coated on the entire surface and subjected to a water washing treatment to remove the water-soluble resin layer, so that the matting resin layer can be formed only on a desired portion.

In the present invention, the fine uneven coating layer of the shaped film is formed of a releasable binder resin to which a matting agent having a spherical or spherical shape is added, and the center of gravity of the matting agent is a binder component coating film. And has a surface gloss value (60 ° incidence) of 0.1 to 10% and a surface roughness of 0.5 to 40 μm. Are preferred. The matting resin layer preferably contains beads pigment.

[0009] The present invention partial matting decorative material performs transfer onto the substrate using the above-described partial matting transfer sheet, at least matte resin layer I partially provided on the substrate surface
And a table including the matte resin layer portion and other portions.
It is characterized in that fine irregularities are formed over the entire surface .

[0010]

Embodiments of the present invention will be described below in detail with reference to the drawings. The drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal sectional view showing an example of the partially matte transfer sheet of the present invention.
As shown in FIG. 1, the partially matte transfer sheet 1 of the present invention uses a shaping film 4 in which a fine uneven coating layer 3 is provided on the surface of a base film 2. The eraser resin layer 5 is partially provided. The partial matte transfer sheet 1 of the present invention only needs to have at least the matte resin layer 5 described above. As another layer, the adhesive layer 7 on the surface of the resin layer 5 and the resin layer A release layer 9 may be provided on a portion other than the layer 5, or a picture layer or the like (not shown) may be provided. It is preferable that the release layer 9 and the picture layer are provided in synchronism with a portion where the matte resin layer 5 is not provided.

FIG. 2 is an enlarged view showing an example of the fine uneven coating layer. The center of gravity X of the matting agent 6 having a spherical or similar spherical shape protrudes from the average level surface H of the binder component coating film 8 as shown in FIG. It is preferable to form by coating so that the surface state is adjusted, the surface of the fine uneven coating layer 2 is,
It is preferable that the surface gloss value (60 ° incidence) is 0.1 to 10% and the surface roughness is 0.5 to 40 μm. In addition, the surface gloss value (60 ° incidence) is based on JISZ
The surface roughness is measured by a specular gloss measurement method according to 8741, and the surface roughness is a distance from the position H where the matting agent does not exist to the maximum protrusion Y of the portion where the matting agent exists in the coating film. It is represented by.

FIG. 3 is an enlarged view of the matting resin layer 5 after the shaping film is peeled off. When the fine uneven coating layer having the above specific shape as shown in FIG. 2 is used, the surface of the matte resin layer after transfer (after peeling off the shaping film) has an inner surface as shown in FIG. It is formed so as to be an inflated concave portion 18 and is in a super-matte state and exhibits an excellent suede-like surface state.

As the matting agent 6, for example, fine particles and bead pigments are used (described later). In particular, the surface gloss value and the surface roughness are 0.1 to 10 in the case of fine particles.
%, The surface roughness is preferably in the range of 0.5 to 30 μm.
In the case of a bead pigment, the surface gloss value is 0.01 to 6
%, And the surface roughness is preferably 1 to 40 μm.

The base film 2 used for the shaping film 4 is not particularly limited as long as it is used as a usual base material for a shaping film. As its material, for example, polyethylene terephthalate, polyester such as polybutylene terephthalate, polyolefin such as polyethylene, polypropylene, polyamide, acryl, polycarbonate, polyacrylate, polyvinyl chloride, polyethylene terephthalate, polystyrene, polyvinyl fluoride, polytetrachloroethylene, Teflon, polyfluorinated Fluororesins such as vinylidene, polyvinyl alcohol, polyetheretherketone, polyimide, cellophane, etc. alone, or by appropriately bonding these films together, or by directly applying the resin to form a laminated film, or Examples thereof include those combined with aluminum foil, paper, and the like, and among them, a polyester film is most preferable. Preferred thickness of the base film is 12 to 100
It is about μm.

A matting agent 6 added to the fine uneven coating layer 3
Is added to give a matte state, the shape of which is generally spherical, and other than that, an ellipse, eggplant type, cardioite similar to a spherical shape with a smooth surface And the shape of a rotating body or the like rotated about the target axis is used. As the material of the matting agent, for example, fine particles are used.
Examples of the material of the fine particles include silica, alumina, calcium carbonate, precipitated barium sulfate, clay, shirasu balloon, benzoquanamine, and talc. The particle size of the fine particles is about 0.8 to 30 μm, preferably about 1.0 to 30 μm. Further, the amount of the fine particles added to the binder resin can be appropriately determined according to the surface gloss value of the fine uneven coating layer 3 and the like.

[0016] It is also possible to use a bead pigments instead of fine particles as a matting agent 6 of fine uneven coating layer 3, and Ma
As the cutting agent 6, fine particles and bead pigments may be used in combination. As a bead pigment, for example, Fe ₂ O ₃ , TiO ₂ , CaCO ₃ , a fine powder surface of a normal pigment such as quinacridone, polyurethane,
Those coated with an elastic resin such as acryl, epoxy, polyester, nylon, fluororesin, vinyl chloride-vinyl acetate copolymer and the like are used. The bead pigment having a particle size of 2 to 30 μm is more preferable because it can exhibit a suede-like texture and improves the coating property of the adhesive layer 7 and the adhesion to the substrate.

The releasable binder resin forming the fine uneven coating layer 3 has good adhesion to the base film 2 and the matte resin layer 5 when the shaped film 4 is peeled off after the transfer. What is necessary is just a thing with favorable mold release property. As the material of the release binder resin, for example, a thermoplastic resin or an ionizing radiation curable resin can be used. As the ionizing radiation curable resin, polyester acrylate, urethane acrylate, 2-hydroxylethyl acrylate, neopentyl glycol di- Acrylates and the like are preferred. Further, in order to form the fine uneven coating layer 3, it can be provided on the base film 2 by a known printing method such as gravure or silk screen. It is preferable that the thickness of the fine uneven coating layer is usually about 8 to 12 μm.

Matting resin layer 5 (adhesive layer 7 and release layer 9)
In the case where there is an adhesive layer 6 and a release layer 6), the transfer to the transfer-receiving body side after the transfer is performed, and the interface of the matting resin layer 5 with the fine uneven coating layer 3 is changed after the transfer. It is formed as the surface side of the transfer object.

The matting resin layer 5 may be formed of a resin having desired physical properties. However, if a thermosetting resin is used for the matting resin layer 5, the substrate tends to be distorted due to high heat during curing. Resins other than thermosetting resins are preferred, and thermoplastic resins and ionizing radiation-curable resins are used. Specifically, for example, acrylic, chelate-curable acrylic, polyester urethane, two-part curable epoxy-curable acrylic, acrylic urethane, urethane elastomer,
Examples of the ionizing radiation-curable resin include polyester acrylate, urethane acrylate, 2-hydroxyethyl acrylate, neopentyl glycol diacrylate, and the like. Among them, acrylic urethane and urethane elastomer are preferable because a resin layer having excellent scratch resistance can be obtained.

A matting agent is added to the matting resin layer 5.
In addition, any color may be applied to enhance the matting effect.
You can also. As the matting agent , fine particles, bead pigments, and the like added to the above-mentioned fine uneven coating layer may be used. In particular, when a suede ink obtained by adding a bead pigment to a vehicle is used, a more excellent suede-like texture can be exhibited, and the coating property of the adhesive layer and the adhesion to the substrate are improved. The thickness of the mat resin layer 5 is preferably 30 to 40 μm. In order to form the matte resin layer 5, a paint or a suede ink in which a pigment or a matting agent is dispersed in the above-mentioned resin is applied to the fine uneven coating layer 3 of the shaping film 4.
On the surface of the substrate by a coating method such as gravure coating or roll coating, or a printing method such as screen printing, and drying or curing the resin by heating or irradiation with ionizing radiation.

FIG. 4 is an explanatory view showing one example of a method for forming a mat resin layer. As means for forming the matting resin layer 5, as shown in FIG. 4A, first, a water-soluble resin layer 10 is provided on a portion of the shaping film 4 other than the portion where the matting resin layer is to be formed. Layer 5 is a water-soluble resin layer 10
After coating the entire surface from above, a water-washing treatment is performed to remove the water-soluble resin layer 10, leaving only the matte resin layer 5, and the matte resin layer 5 is formed at a desired portion [FIG. (B)].
The material of the water-soluble resin layer 10 is preferably, for example, polyvinyl pyrrolidone, polyvinyl ether, or the like.
Methyl cellulose, polyvinyl alcohol, water-soluble polyester, soluble starch and the like can also be used.

The adhesive layer 7 is for ensuring good adhesion between the matting resin layer 5 and the object to be transferred, and may be appropriately selected from known adhesives depending on the material of the object to be transferred. Generally acrylic resin, vinyl chloride-vinyl acetate copolymer,
A simple substance such as a rubber-based resin, a thermoplastic urethane resin, or an ionomer, or a mixture of the above resins is used.
Examples of the form of the adhesive include a heat-sensitive type, a pressure-sensitive type (such as an adhesive),
Any of a solvent activated type, an ultraviolet ray or an electron beam curable type may be used. When a urethane resin is used for the matting resin layer and the resin layer is in direct contact with the adhesive layer, the adhesive resin contains 10 to 20% by weight of a vinyl chloride-vinyl acetate resin copolymer. This is preferable because the matte resin layer 5 and the adhesive resin have better adhesion. The thickness of the adhesive layer 6 is preferably 30 to 40 μm.

FIG. 5 is a longitudinal sectional view showing an example of the partially matte decorative material of the present invention. The partially matte decorative material 11 of the present invention is arranged such that the adhesive layer 6 of the partially matte transfer sheet 1 (the matte resin layer 5 when no adhesive layer is formed) is in contact with the base material 12 as the transfer object. After the partial matte transfer sheet is superimposed on the sheet, and after applying pressure or heating as required, the shaping film 3 is peeled off and transferred, and the matte resin layer 5 of the transfer sheet is transferred to the base material 12. The matte resin layer having a concave / convex pattern corresponding to the concave / convex of the fine concave / convex coating layer of the shaped film is partially provided on the surface after the transfer.

The base material 12 used for the partially matte decorative material of the present invention may be any material which is usually used as a base material for a decorative material, for example, a wooden base material such as MDF, particle board, iron plate, vinyl chloride coated steel plate, Flat or three-dimensional molded body such as metal plate such as aluminum plate, paper, woven or nonwoven fabric, resin sheet, sheet such as metal foil, ceramic plate, thermoplastic resin plate, thermosetting resin plate, etc. Compounds of the above materials may be used.

The release layer 9 is provided for facilitating the exfoliation of the shaping film 4, and remains on the transfer-receiving body side when the shaping film 4 is peeled off, and has an effect of facilitating the exfoliation of both. Things. It also has the effect of protecting the base material 12 and adjusting the gloss of portions other than the matte resin layer. The material of the release layer 9 can be a material usually used for a transfer sheet, and specifically, an acrylic resin such as polymethyl methacrylate, polybutyl methacrylate, or polyethyl methacrylate, a vinyl chloride-vinyl acetate copolymer, urethane, Resins such as epoxy resin and cellulose alone, or mixed resins thereof may be mentioned. A wax, a mat material, or the like may be added to the resin forming the release layer 9 as necessary. These resins are formed by applying a coating method such as gravure coating or roll coating, or a printing method such as screen printing or gravure printing.

The pattern layer is provided to improve the decorativeness of the transfer sheet, and is formed by using a normal printing ink, for example, an ink using a resin similar to the resin forming the release layer as a vehicle. To form a print. Printing methods include gravure, silk screen, and offset. In addition, the pattern layer, pattern, picture,
A pattern layer with a pattern, etc., or a solid printing layer with ink,
Alternatively, each layer such as a metal thin film layer (entire or partial) formed by vapor deposition or plating of a metal such as aluminum, chromium, or the like can be formed alone, or two or more of these layers.

Hereinafter, the present invention will be described in more detail with reference to specific examples. Example 1 A suede resin containing bead pigment (Showa Ink Kogyo Co., Ltd .: Suede Ink No.) was formed on a shaped film (Kimoto: Type 8) having a fine uneven coating layer based on a 25 μm-thick polyethylene terephthalate film. .2)
Was applied partially using a die coat so as to have an application amount of 15 g / m ² (dry), a matte resin layer was partially formed, and then tuned to a portion where the matte resin layer was not formed. A peeling layer (manufactured by Showa Ink Kogyosho Co., Ltd .: Hakuri 46-7) and a pattern layer are sequentially provided, and finally an adhesive layer (manufactured by Showa Ink Kogyo Co., Ltd .:
HS32 gray) to obtain a transfer sheet. When the obtained transfer sheet was transferred to a molded article by roll transfer, a molded article having a suede-like super-matte and soft design was obtained.

Example 2 A water-soluble resin (Showa Ink Co., Ltd.) was formed on a surface of a shaped film (Kimoto: 1017-6) having a 38 μm-thick polyethylene terephthalate film as a base and having a fine uneven coating layer formed on the surface. Manufactured by Kogyosho: After the water-washing primer A2) layer was partially provided, the entire surface was coated with the suede resin used in Example 1 and then water-washed. Next, Example 1
In the same manner as in the above, a release layer, a pattern layer, and an adhesive layer were formed to obtain a transfer sheet. Using the obtained transfer sheet, painting was performed simultaneously with injection molding. As in Example 1, a molded product having excellent design properties was obtained.

[0029]

As described above, the partial matte transfer sheet of the present invention adopts the above-mentioned structure, and the matte portion has a suede-like super-matte and softness compared to the conventional partial matte transfer sheet. Design can be imparted to the object to be transferred, and since the work can be performed with only one transfer, the glossy portion and the glossy portion can be imparted to the surface.
It can be easily performed without any trouble. Further, since the partially matte decorative material of the present invention is manufactured using the above-mentioned transfer sheet, a material having an excellent matte design can be obtained. Is also easy. In addition, a matte pattern can be formed without restrictions on the heat resistance, solvent resistance, and the like of the transferred product (even if the adhesive transfer method is appropriately selected).

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing an example of a partially matte transfer sheet of the present invention.

FIG. 2 is an enlarged view of an example of a fine uneven coating layer.

FIG. 3 is an enlarged view of a mat resin layer.

FIG. 4 is an explanatory view showing one method of partially forming a mat resin layer.

FIG. 5 is a longitudinal sectional view showing one example of the partially matte decorative material of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Partially matte transfer sheet 2 Base film 3 Fine unevenness coating layer 4 Shaped film 5 Matting resin layer 6 Matting agent 8 Binder component coating film 10 Water-soluble resin layer 11 Partial matting cosmetic material 12 Base material

──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-3-13398 (JP, A) JP-A-2-41242 (JP, A) JP-A-63-272597 (JP, A) JP-A-2- 26800 (JP, A) JP-A-3-2100 (JP, A) JP-A-63-280699 (JP, A) JP-A-60-15098 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B44C 1/165-1/17 B32B 33/00

Claims (6)

(57) [Claims] 1. A releasable binder resin on a substrate film surface.
A fine uneven coating layer with a matting agent added over the entire surface
With shaping a film made provided I, partial matting transfer, wherein at least formed by adding a matting agent in the resin matte resin layer is partially provided on irritating type film surface Sheet. 2. The partially matte transfer sheet according to claim 1, wherein the matte resin layer is partially provided on the surface of the shaping film by a silk system. 3. A water-soluble resin layer is provided on a surface of a shaped film other than a portion where a matte resin layer is to be formed, and then the matte resin layer is applied over the entire surface and subjected to a water-washing treatment. 2. The partial matte transfer sheet according to claim 1, wherein the matte resin layer is formed only on desired portions. 4. A finely uneven coating layer of a shaped film uses a releasable binder resin to which a matting agent having a spherical or spherical shape is added, and the center of gravity of the matting agent is an average level of a binder component coating film. And formed so as to have a surface state protruding from the surface.
The partially matte transfer sheet according to claim 1, 2 or 3, having a surface roughness of 0.5 to 40 µm and a surface roughness of 1 to 10%. 5. The partially matte transfer sheet according to claim 1, wherein the matte resin layer contains a bead pigment. 6. Transfer is carried out on a base material using the partial matte transfer sheet according to claim 1, and at least a matte resin layer is partially provided on the upper surface of the base material. is it in
And a table including the matte resin layer portion and other portions.
A partially matte decorative material having fine irregularities formed over the entire surface .