JP5918567B2 - Decorative panel manufacturing method - Google Patents

Description

The present invention relates to method of manufacturing the decorative panel partially printed layer on the surface of the transfer body is water pressure transfer.

  Patent Document 1 discloses a printing layer in which a transfer film having a printing layer containing a binder resin formed on a water-soluble film is coated with a solvent while the printing layer is floated on the water surface so that the printing layer faces upward. And the water-soluble film is dissolved, and then the surface of the object to be transferred is pressed against the printed layer floating on the water surface with a masking film affixed to a part of the surface. A method for obtaining a decorative panel in which a printing layer is transferred only to a portion where a masking film is not pasted on the surface of the transferred body by transferring the printed layer to the surface of the body and then removing the masking film from the transferred body. It is disclosed.

JP 2007-253617 A

  However, in the above-mentioned Patent Document 1, the cost increases as much as a masking film is necessary. In addition, if the masking film sticking position is shifted, pattern misalignment occurs. Therefore, the masking film needs to be precisely aligned and pasted, which takes time for manufacturing.

  The present invention has been made in view of the above points, and an object of the present invention is to provide a low-cost and misaligned pattern on a decorative panel in which a printing layer is partially transferred to the surface of a transfer target. There is no easy provision.

  In order to achieve the above object, the present invention is characterized in that a region having low adhesion to the binder resin is provided on a part of the surface of the transfer target.

Specifically, the present invention is partially printed layer on the surface of the transferred body to target method of manufacturing the decorative panel that is hydraulically transferred, it took solving means as follows.

That is, the invention described in claims 1 to 3 relates to a method for manufacturing a decorative panel, and the invention described in claim 1 includes a printing layer containing a binder resin formed on a water-soluble film. A transfer film and a non-adhesive portion made of a first resin having low adhesion to the binder resin, and a second resin having high adhesion to the binder resin were formed integrally with the non-adhesion portion. Prepare a transfer object that has a close contact part, both of which are exposed on the surface, and apply a solvent to the print layer while the transfer film is floated on the water surface so that the print layer faces upward. Adhering the layer, dissolving the water-soluble film, and then pressing the surface of the transferred body against the printed layer floating on the water surface, the exposed portion exposed on the surface of the transferred body The printed layer is adhered, and the printed layer is adhered to the non-adhered portion exposed portion on the surface of the transferred body in a non-adhered state, and then adhered to the non-adhered portion exposed portion on the surface of the transferred body. by removing the printed layer, and wherein the obtaining a decorative panel having an only transferred print layer close contact portion exposed portion of the surface of the material to be transferred and the transferred object.

  Invention of Claim 2 is a manufacturing method of the decorating panel of Claim 1, The said non-contact | adherence part contains a luster pigment or a jet pigment, It is characterized by the above-mentioned.

Invention of Claim 3 is a manufacturing method of the decorating panel of Claim 1 or Claim 2, The said contact part and non-contact part are integrally formed by two-color molding. to.

According to the invention described in claims 1 to 3 , without pressing a masking film, the surface of the transfer object is pressed against the print layer, and then the print layer attached to the non-adhered portion exposed portion is removed. The printed layer can be reliably transferred only to the exposed part of the surface of the transfer object, and an inexpensive decorative panel can be obtained. Further, it is not necessary to align and affix the masking film, and it is possible to easily manufacture a decorative panel in which the printed layer is partially transferred onto the surface of the transfer target body without pattern displacement.

  In particular, according to the second aspect of the present invention, a profound feeling can be imparted due to the glitter or jetness of the non-contact portion.

  Moreover, according to the invention of Claim 3, since it is not necessary to provide the process of assembling both separately from the formation process of a contact part and a non-contact part, manufacture of a decoration panel becomes still easier.

It is a front view which shows the substantially left half of the instrument panel of the motor vehicle with which the decorating panel which concerns on embodiment of this invention was attached. It is a top view of the decorating panel which concerns on embodiment of this invention. It is sectional drawing in the AA of FIG. It is a manufacturing-process figure of the decorating panel which concerns on embodiment of this invention, FIG.4 (a) is a solvent application | coating process figure, FIG.4 (b) is a printing layer transfer process figure, FIG.4 (c) is a washing | cleaning process. Each figure is shown. It is the figure which expanded each manufacturing process figure of Drawing 4 (a)-(c) partially, and Drawing 5 (a) is the figure which expanded the substrate in Drawing 4 (a), and Drawing 5 (b) Fig. 4 is an enlarged view of the base material with the transfer film attached in Fig. 4 (b), and Fig. 5 (c) is an enlarged view of the base material and the printed layer in Fig. 4 (c).

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 shows an instrument panel 1 for an automobile. On the passenger seat side of the instrument panel 1, a substantially rectangular panel mounting portion 3 extending in a strip shape in the vehicle width direction is formed, and the panel mounting portion 3 has a decorative panel 5 according to an embodiment of the present invention. Is attached to the instrument panel 1.

  As shown in FIGS. 2 and 3, the decorative panel 5 is formed in a horizontally long substantially rectangular belt shape in a plan view and extends with a substantially constant thickness. The decorative panel 5 is formed of a curved portion 5a that is curved in an arc shape toward the back side at the upper edge portion and the lower edge portion thereof, and a flat portion 5b that extends substantially flat inside the curved portion 5a. Resin base material 11 as a transfer target forming the main body of panel 5 and a water-insoluble water-grain pattern printed in a strip shape on the surface of base material 11 corresponding to flat portion 5b (region excluding both curved portions 5a) The printed layer 13 and the surface layer 14 formed by applying a clear paint on the entire surface of the decorative panel 5. The printing layer 13 contains a binder resin such as acrylic resin, polyester, urethane, vinyl chloride-vinyl acetate copolymer, cellulose resin, and a pigment. The surface layer 14 contains a non-chlorine modified polyolefin resin composition having high adhesion to the substrate 11 and the printing layer 13.

  The base material 11 includes a first base material portion 15 as a non-contact portion in which a recess 15a is formed on the entire portion (printed portion of the print layer 13) excluding both sides in the width direction of the surface. In the recess 15a of the portion 15, a second base material portion 17 as a close contact portion is integrally formed so as to cover the entire bottom surface of the recess 15a by two-color molding. The first base material portion 15 is, for example, a first resin having low adhesion to the binder resin, for example, a polyolefin resin that is a thermoplastic resin such as polypropylene (PP) or polyethylene terephthalate (PET), or A thermoplastic resin such as acrylic resin, polyester, polycarbonate, and acrylonitrile butadiene styrene (ABS) is made to contain a hydrophobic component such as silicon or fluorine. The first base member 15 contains a metallic luster pigment. On the other hand, the 2nd base material part 17 consists of thermoplastic resins, such as 2nd resin with high adhesiveness with the said binder resin, for example, an acrylic resin, polyester, a polycarbonate, acrylonitrile butadiene styrene (ABS). Both the first base material portion 15 and the second base material portion 17 are exposed on the surface of the base material 11, and the surface of the second base material portion 17 is slightly behind the surface of the first base material portion 15. Located on the side.

  The decorative panel 5 is manufactured in the following manner.

  First, as shown in FIG. 4A, the transfer film 19 wound in a roll shape (indicated by a two-dot chain line in FIGS. 4A and 4B) and the base shown in FIG. 5A. A material 11 is prepared. The transfer film 19 is composed of a water-soluble film 21 (shown in FIG. 5B) made of a water-soluble material such as polyvinyl alcohol (PVA), polyvinyl pyrrolidone, acetyl cellulose, polyacrylamide, and acetyl butyl cellulose. It is formed by gravure printing or the like. The first base material portion 15 and the second base material portion 17 of the base material 11 are integrally formed by two-color molding. Then, the transfer film 19 is sent out to the water tank 101 and floats on the water surface w1 of the water W stored in the water tank 101 so that the printing layer 13 faces upward. In this state, the solvent A is applied to the printing layer 13 from the spray nozzle 103. Apply by spraying. The solvent A is an organic solvent having a property of dissolving the printing layer 13 such as toluene, xylene, ethylbenzene, hexane, cyclohexane, methyl ethyl ketone, methyl isobutyl ketone, ethyl acetate, butyl acetate, propyl acetate, and isobutyl acetate. As a result, the print layer 13 becomes sticky and the water-soluble film 21 is dissolved in the water W.

  Thereafter, as shown in FIG. 4B, the base material 11 attached to the attachment jig 105 above the water tank 101 so that the surface is directed downward is lowered in a timely manner, and the surface of the base material 11 is moved to the water surface. The substrate 11 is immersed in water by pressing against the printed layer 13 floating in w1. As a result, the printing layer 13 is pressed against the exposed portion of the second base material portion 17 on the surface of the base material 11 by the water pressure received during immersion, and is hydraulically transferred to the first base material on the surface of the base material 11. The printed layer 13 is pressed against the exposed portion of the portion 15 and adheres in a non-contact state.

  Thereafter, the base material 11 is pulled up from the water, and as shown in FIG. 4C, the cleaning water R is sprayed from the cleaning nozzle 107 onto the surface of the printing layer 13 transferred to the base material 11 so as to cover the surface of the printing layer 13. The printed layer 13 that has been shower-washed and adhered to the exposed portion of the first base material portion 15 on the surface of the base material 11, and the water-soluble film 21 and dust remaining on the entire surface of the base material 11 without being completely dissolved. Etc. and then dried (for convenience, the printing layer 13 is not shown in FIG. 4C). Thereby, as shown in FIG.5 (c), the printing layer 13 is transcribe | transferred only to the 2nd base material part 17 exposure location in the surface of the base material 11. FIG.

  After that, the surface layer 14 is formed by uniformly applying a clear paint having high adhesion to the base material 11 and the print layer 13 over the entire surface of the base material 11 to which the print layer 13 has been transferred. Thereby, the decorative panel 5 as shown in FIG. 3 is obtained.

  Therefore, according to this embodiment, the surface of the base material 11 is pressed against the print layer 13 and then the print layer 13 attached to the exposed portion of the first base material portion 15 is removed without using a masking film. The printed layer 13 can be reliably transferred only to the exposed portion of the second base material portion 17 on the surface of the base material 11, and the inexpensive decorative panel 5 can be obtained. Therefore, it is not necessary to align and paste the masking film, and the decorative panel 5 in which the printing layer 13 is partially transferred onto the surface of the base material 11 without pattern displacement can be easily manufactured.

  Further, since the first base material portion 15 containing a metallic luster pigment is exposed on both outer sides in the width direction of the printing layer 13, the glittering property is exhibited. A design in which metal parts are attached is obtained, and a high quality and a heavy feeling are imparted.

  Moreover, since the 1st base material part 15 and the 2nd base material part 17 are integrally formed by two-color molding, apart from the formation process of the 1st base material part 15 and the 2nd base material part 17, both Since it is not necessary to provide the process of assembling, the production of the decorative panel 5 is further simplified.

  In the present embodiment, the first base material portion 15 contains a metallic luster pigment, but by adding a pearl luster pigment, pearl-like luster is expressed and high quality. Further, a profound feeling may be imparted. Moreover, jet black pigments, such as piano and lacquer coating, may be expressed by adding jet black pigments to impart a high quality and a heavy feeling.

  In the present embodiment, the first base material portion 15 and the second base material portion 17 are made of thermoplastic resin, and both are integrally formed by two-color molding, but at least one is made of thermosetting resin. Both may be bonded together with an adhesive or the like. The 1st base material part 15 can be comprised by what contained hydrophobic components, such as a silicon | silicone and a fluorine, respectively in polyurethane, unsaturated polyester, and a phenol resin, for example. Moreover, the 2nd base material part 17 can be comprised with a polyurethane, unsaturated polyester, and a phenol resin, for example.

The present invention is useful as a method of manufacturing the decorative panel partially printed layer on the surface of the transfer body is water pressure transfer.

5 decorative panels
11 Substrate (transfer object)
13 Print layer
15 1st base material part (non-adhesion part)
17 2nd base material part (adhesion part)
19 Transfer film
21 Water-soluble film
A Solvent w1 Water surface

Claims (3)

A non-adhesive portion (15) made of a first resin having low adhesion to the transfer film (19) having a printed layer (13) containing a binder resin formed on a water-soluble film (21); And a second resin having a high adhesiveness to the binder resin, having a close contact portion (17) formed integrally with the non-contact portion (15), both of which are exposed on the surface ( 11) and prepare
With the transfer film (19) floating on the water surface (w1) so that the printed layer (13) faces upward, a solvent (A) is applied to the printed layer (13) to adhere the printed layer (13). And dissolving the water-soluble film (21),
Next, the contact portion (17) exposed portion on the surface of the transferred body (11) by pressing the surface of the transferred body (11) against the printed layer (13) floating on the water surface (w1). In close contact with the printed layer (13), the non-adhered portion (15) on the surface of the transferred body (11) to the exposed portion of the printed layer (13) in a non-adherent state,
Thereafter, the non-contact portions on the surface of the transfer object (11) (15) by removing the printed layer adhered to the exposed portion (13), said transfer object (11) and said transfer object (11) A decorative panel (5) having a printed layer (13) transferred only to the exposed portion (17) exposed portion of the surface is obtained. In the manufacturing method of the decorating panel of Claim 1,
The non-contact part (15) contains a luster pigment or a jet black pigment, The manufacturing method of a decorative panel characterized by the above-mentioned. In the manufacturing method of the decorating panel of Claim 1 or Claim 2,
The method for manufacturing a decorative panel, wherein the contact portion (17) and the non-contact portion (15) are integrally formed by two-color molding.

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