WO2010113626A1 - 突板インサート用フィルム及びその製造方法、突板インサート成形品の製造方法 - Google Patents
突板インサート用フィルム及びその製造方法、突板インサート成形品の製造方法 Download PDFInfo
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- WO2010113626A1 WO2010113626A1 PCT/JP2010/054335 JP2010054335W WO2010113626A1 WO 2010113626 A1 WO2010113626 A1 WO 2010113626A1 JP 2010054335 W JP2010054335 W JP 2010054335W WO 2010113626 A1 WO2010113626 A1 WO 2010113626A1
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- WIPO (PCT)
- Prior art keywords
- film
- veneer
- insert
- adhesive layer
- sensitive adhesive
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14778—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the article consisting of a material with particular properties, e.g. porous, brittle
- B29C45/14811—Multilayered articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
- B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
- B29C37/0032—In-mould coating, e.g. by introducing the coating material into the mould after forming the article the coating being applied upon the mould surface before introducing the moulding compound, e.g. applying a gelcoat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C3/00—Processes, not specifically provided for elsewhere, for producing ornamental structures
- B44C3/04—Modelling plastic materials, e.g. clay
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
- B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
- B29C2037/0042—In-mould coating, e.g. by introducing the coating material into the mould after forming the article the coating being applied in solid sheet form, e.g. as meltable sheet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
- B29K2711/14—Wood, e.g. woodboard or fibreboard
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2715/00—Condition, form or state of preformed parts, e.g. inserts
- B29K2715/006—Glues or adhesives, e.g. hot melts or thermofusible adhesives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0026—Transparent
Definitions
- the present invention is used for decoration on the surface of molded products such as automobile interior parts, home appliance decoration parts, display panels, operation panels, amusement machine operation parts and cases, communication equipment operation parts and cases,
- the present invention relates to a film for a veneer insert in which a veneer is not displaced or buried during insert molding, and a suction mark does not remain on the surface of the veneer, a method for producing the film, and a method for producing a veneer insert molded product.
- a veneer insert molded product that is insert-molded using a veneer (also referred to as a veneer) is used for interior decoration of automobiles and the like.
- a veneer insert molded product is disclosed in Patent Document 1, for example.
- a main wood veneer 92 having a thickness of about 200 to 500 ⁇ m is prepared.
- the nonwoven fabric is impregnated with a vinyl acetate adhesive 93, and then this is hot-pressed against the protruding plate 92.
- a reinforcing sheet 94 made of polycarbonate or a veneer is bonded to the back surface of the protruding plate 92 via the adhesive 93 to obtain a decorative sheet 90.
- the decorative sheet 90 is inserted into an injection mold, and a molding resin 99 is insert-molded on the back side thereof to obtain a veneer insert molded product 97 in which the decorative sheet 90 is incorporated on the surface of the resin base 99 ( (Refer FIG.10 (b)).
- the decorative sheet is injected into a predetermined portion of the cavity forming surface of the injection mold.
- the mold resin is filled in the cavity while being held by vacuum suction from the mold.
- the end surface of the decorative sheet that is, the end surface of the protruding plate and the reinforcing plate laminated with the same dimensions
- the impact Thus, the entire decorative sheet may move and cause a positional shift.
- the more complicated the outer shape pattern of the protruding plate the more chances of hitting the end face of the decorative sheet increase, and the easier it is to cause positional deviation.
- the flow of the molding resin may enter between the cavity forming surface and the protruding plate, and the resulting protruding plate insert molded product is partially embedded in the molding resin, and the surface of the protruding plate is incomplete. There was also the problem that it was only exposed and visible. In particular, the more complicated the outer shape pattern of the protruding plate, the more complicated the flow of the molding resin and the easier it is to enter between the cavity forming surface and the protruding plate.
- the mark of the vacuum suction hole remains on the surface of the protruding plate that is in close contact with the vacuum suction hole. was there.
- the more complicated the outer shape pattern of the protruding plate the more difficult it is to select the location for forming the vacuum suction hole, and the vacuum suction force for holding must be increased accordingly, and the traces are likely to remain. .
- the technical problem to be solved by the present invention is to solve the above-mentioned problem, and the veneer insert film, in which the veneer is not displaced or buried at the time of insert molding, and the suction mark does not remain on the veneer surface, and The manufacturing method and the manufacturing method of a veneer insert product are provided.
- the present invention provides a film for a veneer insert having the following configuration, a method for manufacturing the film, and a method for manufacturing a veneer insert molded product.
- a veneer region constituted by a pattern in which a veneer cut into a predetermined outer shape pattern is attached to one surface of a base film with a pressure-sensitive adhesive layer and appears on the surface of the veneer And a veneer insert film, characterized by having a non-grain region.
- a film for a veneer insert according to the first aspect wherein the base film is decorated.
- the base film and the protruding plate are continuously covered with a transparent resin film so as to sandwich the protruding plate therebetween.
- a veneer insert film according to the second aspect is provided.
- the step of temporarily fixing the protruding plate to one side of the base film Using a double-sided adhesive film in which separators are provided on both sides of the pressure-sensitive adhesive layer, one separator is peeled off, and then this is pasted on the surface of the pedestal film on which the protruding plate is temporarily fixed with the pressure-sensitive adhesive layer.
- the process of wearing After the laminated body is positioned and arranged in a half-cut mold, a half-cut process is performed in which only the protruding plate, the pressure-sensitive adhesive layer, and the separator in the laminated body are cut into a predetermined external pattern by the half-cut mold.
- the process of performing, Unnecessary portions of the projecting plate, the pressure-sensitive adhesive layer, and the separator are removed from the half-cut laminate, and the separator covering the pressure-sensitive adhesive layer is further peeled off.
- a step of attaching the pressure-sensitive adhesive layer on one side; Peeling the pedestal film from the veneer stuck to the base film, A method for producing a veneer insert film is provided.
- the step of continuously covering the base film and the protruding plate with a transparent resin film so as to sandwich the protruding plate therebetween After peeling the pedestal film, the step of continuously covering the base film and the protruding plate with a transparent resin film so as to sandwich the protruding plate therebetween, The method for producing a film for a veneer insert according to the fourth aspect is provided.
- the step of temporarily fixing the protruding plate to one side of the base film Using a double-sided adhesive film provided with a pressure-sensitive adhesive layer on one side of the separator, and sticking the pressure-sensitive adhesive layer to the surface on which the protruding plate of the base film is temporarily fixed; After the laminated body is positioned and arranged in a half-cut mold, a half-cut process is performed in which only the protruding plate, the pressure-sensitive adhesive layer, and the separator in the laminated body are cut into a predetermined external pattern by the half-cut mold.
- the process of performing Cover the pressure-sensitive adhesive layer on the portion that needs to be transferred while leaving the protruding plate, the pressure-sensitive adhesive layer, and the separator in the half-cut laminated body without removing them.
- the step of sticking it with the pressure-sensitive adhesive layer exposed on one side of the base film The pedestal film is provided with a step of peeling from the protruding plate attached to the base film together with the protruding plate, the pressure-sensitive adhesive layer, and the separator that do not require transfer, A method for producing a veneer insert film is provided.
- a step of temporarily fixing a protruding plate on one side of the pedestal film, and a double-sided adhesive film comprising a pressure-sensitive adhesive layer on one side of the separator are used, and this is used for the pedestal film.
- the manufacturing method of the film for a veneer board insert of the 6th aspect which replaced the order of the process about the process of sticking to the surface which temporarily fixed the veneer board with the said pressure sensitive adhesive layer is provided.
- the base film and the protruding plate are continuously covered with a transparent resin film so as to sandwich the protruding plate therebetween.
- the process of The method for producing a film for a veneer insert according to any of the sixth aspect and the seventh aspect is provided.
- a ninth aspect of the present invention there is provided the method for producing a veneer insert film according to any one of the fourth to eighth aspects, wherein the base film is decorated.
- the projecting plate insert film according to any one of the first to third aspects is used so that the surface opposite to the base film is along the cavity forming surface in the injection mold.
- the step of placing in A step of obtaining a veneer insert molded product in which the veneer insert film and the molded resin are integrated by filling the cavity with a molded resin after the mold is closed; A method for manufacturing a veneer insert molded product is provided.
- a method for manufacturing a veneer insert molded product according to the tenth aspect is provided.
- a veneer region constituted by a pattern in which a veneer cut into a predetermined outer shape pattern is attached to one surface of a base film with a pressure-sensitive adhesive layer and appears on the surface of the veneer And other non-grain areas, and if this is placed in an injection mold so that the surface opposite to the base film is along the cavity forming surface, the molding resin is placed in the cavity. Even if it is filled, the position of the protruding plate does not move. This is because the flow of the molding resin does not collide with the end face of the protruding plate but flows along the substrate film by covering the protruding plate and the periphery thereof with the substrate film in the cavity. is there.
- the flow of the molding resin is obtained without entering between the cavity forming surface of the injection mold and the protruding plate.
- the surface of the veneer appears to be completely exposed from the molding resin (see FIG. 3).
- it can decorate also in the said non-grain area
- the base film and the protruding plate may be continuously covered with a transparent resin film so as to sandwich the protruding plate therebetween.
- the protruding plate can be prevented from being pushed forward by molding shrinkage after insert molding.
- the protrusion plate and the pressure-sensitive adhesive layer are half-cut into a predetermined outer shape pattern on the base film, and the protrusion plate cut into the outer shape pattern is directly touched. Since a film for a veneer insert is obtained by transferring it to a base film without any problem, even a veneer cut into a complicated outer shape pattern can be easily attached to the base film. Regardless of the manufacturing method, when the veneer is stuck to the base film as it is, after forming the pressure-sensitive adhesive layer on one side of the veneer, the base material is held while holding the end face so as not to touch the adhesive surface. It will move to the top of the film.
- the protruding plate, the pressure-sensitive adhesive layer 3 and the separator 19 in the portion where the transfer is unnecessary from the laminate Is left unremoved, so even if there is a small piece in the veneer design, something will come into contact with the side of the small piece during the work, etc. Will not slip off.
- the transfer roller pressure is not evenly applied, and the base film is wrinkled. A beautiful finish.
- the base film and the protruding plate may be continuously covered with a transparent resin film so that the protruding plate is sandwiched therebetween.
- the protrusion plate can be prevented from being pushed forward by molding shrinkage after insert molding.
- the projecting plate insert film is fixed outside the cavity, the projecting plate in the cavity can also be easily fixed, so a vacuum is applied to the portion of the cavity forming surface that contacts the projecting plate. It is also possible to leave no suction hole. That is, it is possible to prevent the vacuum suction holes from being left not only in the wood grain region but also in the non-wood grain region.
- FIG. 1 and FIG. 12 are cross-sectional views showing an embodiment of a film for a veneer insert according to the present invention.
- a protruding plate 4 cut into a predetermined outer shape pattern is attached to one surface of a base film 2 with a pressure-sensitive adhesive layer 3 and appears on the surface of the protruding plate 4. It has a wood grain area 1a constituted by a pattern and another non-wood grain area 1b.
- the protruding plate 4 is a single plate obtained by thinly cutting wood, and is generally used as a surface decorative material because it is an interior material or furniture. In the present invention, the thickness of the protruding plate 4 is 150 ⁇ m to 500 ⁇ m.
- the thickness is less than 150 ⁇ m, it is transparent, and if the thickness exceeds 500 ⁇ m, it is difficult to provide along the curved surface. More preferably, it is 150 ⁇ m to 300 ⁇ m.
- the veneer 4 includes walnut, cherry, maple, camellia, cocoon, paulownia, cedar, cedar, zelkova, satan, sapphire, china, spruce, karin, zebra, sen, tamo, teak, oak and elm. Trees such as white oak and mahogany may be used.
- the patterns appearing on the surface of the protruding plate 4 include a grid, a plate, and a grid.
- a protective layer may be provided in advance on the side of the protruding plate 4 that is the surface of the protruding plate insert molded product.
- the protective layer can be formed, for example, by applying a hard coat ink or by bonding a resin film such as PMMA.
- the protruding plate 4 is cut into a predetermined outer shape pattern and partially exists on one side of the base film 2.
- the outer shape pattern can be a complicated shape as shown in FIG. 2, for example, and a veneer insert molded product excellent in decorativeness can be obtained.
- Examples of the material of the base film 2 include acrylic resin, polyester resin, polypropylene resin, vinyl chloride resin, polyethylene resin, polyethylene terephthalate resin, polycarbonate resin, nylon resin, vinylon resin, acetate resin, polyethylene resin. Resins such as polyamide-based resins, polyacrylic resins, and polyvinyl chloride-based resins can be used. Particularly preferred is an acrylic resin.
- the film thickness of the substrate film 2 can be 75 ⁇ m to 200 ⁇ m. If the resin used for injection molding and the base film are in close contact with each other by melting by heat, the process of applying the adhesive ink to the back surface becomes unnecessary.
- the non-wood grain region 1b can be decorated.
- monochromatic printing may be provided on the entire surface of the base film 2 or a coloring material may be included in the base film 2.
- an acrylic pressure-sensitive adhesive (PSA) or the like can be used as the pressure-sensitive adhesive layer 3.
- PSA acrylic pressure-sensitive adhesive
- “Highly transparent adhesive transfer tape: 8142” both side separators are PET) manufactured by 3M, etc. are used.
- the pressure-sensitive adhesive layer 3 is disposed under the protruding plate 4, there is no problem even if the transmittance is low.
- a double-sided adhesive film in which the protruding plate 4 is temporarily fixed on one side of the pedestal film 17 and separators 18 and 19 are provided on both sides of the pressure-sensitive adhesive layer 3 is used. After peeling, this is stuck on the surface of the pedestal film 17 on which the protruding plate 4 is temporarily fixed with the pressure-sensitive adhesive layer 3 (FIGS. 5A, 5B, and 5C).
- FIG. 5A, 5B, and 5C Next, after positioning and arranging the laminated body on the half-cut mold 20, only the protrusion plate 4, the pressure-sensitive adhesive layer 3, and the separator 19 in the laminated body with the half-cut mold 20 have a predetermined outer shape pattern. A half-cut process is performed to cut into [Fig. 5 (D)].
- the pressure-sensitive adhesive layer 3, and the unnecessary portion 21 of the separator 19 from the laminate that has been half-cut, and further peeling the separator 19 that covers the pressure-sensitive adhesive layer 3, This is adhered to one side of the base film 2 with the pressure-sensitive adhesive layer 3 [FIGS. 5 (E), (F), (G)].
- the base film 17 is attached to the base film 2. It peels from the said veneer 4 stuck on the said, and the said film 1 for veneer inserts is obtained.
- the pedestal film 17 may be a dicing tape or the like that is used when a workpiece is fixed in a dicing process in manufacturing a semiconductor, an optical component, or an electronic component.
- a dicing tape or the like that is used when a workpiece is fixed in a dicing process in manufacturing a semiconductor, an optical component, or an electronic component.
- S216F manufactured by Sanei Kaken Co., Ltd., made of polyethylene, adhesive material is acrylic, film thickness 0.016 mm
- “R410” manufactured by Nitto Denko etc.
- the half-cut mold 20 a Thomson mold, a pinnacle mold, or the like can be used as the half-cut mold 20, a Thomson mold, a pinnacle mold, or the like can be used as the half-cut mold 20, a Thomson mold, a pinnacle mold, or the like can be used.
- the double-sided adhesive film in which the protruding plate 4 is temporarily fixed on one side of the pedestal film 17 and the separators 18 and 19 are provided on both sides of the pressure-sensitive adhesive layer 3 is used.
- the separator 18 is peeled off, the pressure sensitive adhesive layer 3 is attached to the surface of the pedestal film 17 on which the protruding plate 4 is temporarily fixed [FIGS. 14 (A), (B), (C)]. .
- the laminated body on the half-cut mold 20 only the protrusion plate 4, the pressure-sensitive adhesive layer 3, and the separator 19 in the laminated body with the half-cut mold 20 have a predetermined outer shape pattern.
- Half-cut processing is performed to cut into [FIG.
- FIG. 5 a double-sided adhesive film in which separators 18 and 19 are provided on both sides of the pressure-sensitive adhesive layer 3 is used, and one separator 18 is peeled off and pasted.
- the separator 19 covering the layer 3 was peeled off, it was stuck on the pressure sensitive adhesive layer 3 exposed on one side of the base film 2 [FIGS. 14 (E), (F), (G)].
- the pedestal film 17 is peeled off from the projecting plate 4 adhered to the base film 2 together with the projecting plate 4, the pressure-sensitive adhesive layer, and the separator 19 where transfer is unnecessary.
- a veneer insert film 1 is obtained. If the separator 19 is not transparent PET but paper (one side is a release treatment), it is easy to check whether the separator 19 in a portion that does not require transfer can be peeled off together with the base film 17 without leakage.
- FIGS. 14A and 14B are performed in a different order, using a double-sided adhesive film in which separators are provided on both sides of the pressure-sensitive adhesive layer.
- the pressure sensitive adhesive layer is adhered to one surface [see FIG. 18 (A)], and then a base film is temporarily fixed to the other surface of the protruding plate [see FIG. 18 (B)]. Good.
- the base film 2 and the veneer 4 are transparent resin film 5 so that the veneer 4 is sandwiched therebetween. You may make it coat
- the transparent resin film 5 include acrylic resins, polyester resins, polypropylene resins, vinyl chloride resins, polyethylene resins, polyethylene terephthalate resins, polycarbonate resins, nylon resins, vinylon resins, acetate resins, polyethylene resins, polyamides. Resins such as resin, polyacrylic resin, and polyvinyl chloride resin can be used.
- the method for coating the transparent resin film 5 include a laminating method using an adhesive such as dry laminating and hot melt laminating, and an extrusion laminating method.
- the method includes a step of opening a positioning hole 22 that penetrates a laminate including the base film 17, the protruding plate 4, the pressure-sensitive adhesive layer 3, and the separator 19, and the positioning hole 22 is used.
- the positioning to the half-cut mold 20 can also be performed. Further, before the pedestal film 17 is peeled off, it is aligned with the positioning holes 22 (see FIGS. 7 and 17) or after the pedestal film 17 is peeled off, the injection molds 7 and 8 are formed on the base film 2. Alternatively, a positioning hole 23 for positioning to the punching dies 13 and 14 may be provided.
- the veneer insert film 1 obtained as described above is heated to an appropriate temperature, and the base film 2 of the veneer insert film 1 is turned inside. Then, it is pressed against the preforming mold 12 and preformed into a shape corresponding to the outer shape and dimensions of the veneer insert molded product 11 [FIGS. 8A and 8B]. Next, after the molded film 1 for the veneer insert is removed from the mold, it is set on the punching molds 13 and 14 and is not necessary due to the cut irregularities 13a and 14a provided on the molds 13 and 14. The part 15 is excised [FIGS. 8C, 8D, 8E].
- a convex preforming mold 12 is used, but a concave preforming mold 12 with the base film 2 of the protruding plate insert film 1 facing outside. It may be pressed against. In this case, since the state where the protruding plate 4 is pushed into the base film 2 can be made in advance, the finish of the boundary portion of the protruding plate 4 becomes clean.
- the protruding plate insert film 1 with the unnecessary portions cut off is then inserted into an injection mold having a split mold structure consisting of a cavity mold 7 and a core mold 8, and the substrate is formed on the cavity forming surface of the cavity mold 7.
- a split mold structure consisting of a cavity mold 7 and a core mold 8
- the substrate is formed on the cavity forming surface of the cavity mold 7.
- Set so that the surface opposite to the film 2 is along hold the film 1 for the veneer insert by vacuum suction in a vacuum suction hole 7a provided on the cavity forming surface so as to face the base film 2
- injection molding is performed by injecting molding resin 9 into the cavity 16 from the gate 8a provided in the core mold 8 [FIGS. 8 (F), (G)].
- the molded resin 9 is cooled and solidified, and then removed from the mold to obtain an insert molded product 11 in which the protruding plate insert film 1 is bonded and integrated to the surface of the resin molded product 10 [FIG. 8 (H)].
- the above-mentioned film 1 for the veneer insert is heated to an appropriate temperature so that the base film 2 of the film 1 for the veneer insert is inside, and the preforming mold 12 is formed. And molded into a shape corresponding to the outer shape and dimensions of the protruding plate insert molded product 11 [FIGS. 9A and 9B]. Then, after cooling and solidifying, the projecting plate insert film 1 formed is removed from the mold [FIG. 9C], and this is formed on the cavity forming surface of the cavity mold 7 on the surface opposite to the base film 2.
- the molding resin 9 examples include general-purpose resins such as polystyrene resin, polyolefin resin, ABS resin, AS resin, and AN resin.
- general engineering resins such as polyphenylene oxide / polystyrene resins, polycarbonate resins, polyacetal resins, acrylic resins, polycarbonate-modified polyphenylene ether resins, polybutylene terephthalate resins, polybutylene terephthalate resins, ultrahigh molecular weight polyethylene resins, and polysulfone Super engineering resins such as resins, polyphenylene sulfide resins, polyphenylene oxide resins, polyarylate resins, polyetherimide resins, polyimide resins, liquid crystal polyester resins, and polyallyl heat-resistant resins can also be used.
- composite resins to which reinforcing materials such as glass fibers and inorganic fillers are added can also be used.
- the molding resin 9 may be colored.
- a method for cutting off the flange-like unnecessary portion 15 of the film 1 for the veneer insert in addition to a punching method using a Thomson die or a pinnacle die, a pressing method using a die, a sand blasting method, or the like can be employed.
- the unnecessary portion 15 is more fragile than a PET film or the like, and therefore can be easily excised by a sandblast method or the like.
- the protruding plate insert film 1 is preformed outside the injection molding dies 7, 8 in advance, but the preforming is performed in the injection molding dies 7, 8. May be.
- the projecting plate insert film 1 is molded in the injection molding dies 7 and 8 before being inserted or in another preforming mold 12. If the moisture in the protruding plate 4 is reduced by drying before the mold is contaminated. It is presumed that the moisture contained in the veneer plate 4 caused mold contamination. Drying methods include room temperature drying and heat drying. Moreover, when the obtained veneer insert molded product 11 is exposing the said veneer without being covered with the said transparent resin film, you may coat for the surface protection of the insert molded product 11 after insert molding.
- a commercially available dicing tape was used as the pedestal film, and a walnut-thin projecting plate having a length of 300 mm, a width of 400 mm, and a thickness of 0.3 mm was temporarily fixed to the temporary fixing surface.
- a commercially available dicing tape was used as the pedestal film, and a walnut-thin projecting plate having a length of 300 mm, a width of 400 mm, and a thickness of 0.3 mm was temporarily fixed to the temporary fixing surface.
- PET separators
- the pressure-sensitive adhesive layer and the separator are removed from the half-cut laminate, and the separator covering the pressure-sensitive adhesive layer is peeled off.
- the pressure-sensitive adhesive layer was attached to one side of a base film made of PMMA having a thickness of 450 mm and a thickness of 0.125 mm. Finally, the pedestal film was peeled off from the veneer stuck to the base film to obtain the veneer insert film.
- the veneer insert film was heated to an appropriate temperature, pressed against the preforming mold with the base film of the veneer insert film inside, and formed into a shape corresponding to the outer shape and dimensions of the veneer insert molded product.
- the molded film for the veneer insert is removed from the mold, and then fixed to the cavity forming surface of the cavity mold so that the surface opposite to the base film is along the outside of the cavity.
- the resin was set in an injection mold, and injection molding was performed by injecting PC / ABS resin into the cavity as a molding resin from a gate provided in the core mold.
- the molded resin was cooled and solidified, and then removed from the mold to obtain a veneer insert molded product in which the film for the veneer insert was joined and integrated on the surface of the top-plate shaped resin molded product of the notebook PC.
- unnecessary portions were cut out by sandblasting.
- a commercially available dicing tape was used as the pedestal film, and a walnut-thin projecting plate having a length of 300 mm, a width of 400 mm, and a thickness of 0.3 mm was temporarily fixed to the temporary fixing surface.
- a commercially available dicing tape was used as the pedestal film, and a walnut-thin projecting plate having a length of 300 mm, a width of 400 mm, and a thickness of 0.3 mm was temporarily fixed to the temporary fixing surface.
- PET separators
- the veneer insert film was heated to an appropriate temperature, pressed against the preforming mold with the base film of the veneer insert film inside, and formed into a shape corresponding to the outer shape and dimensions of the veneer insert molded product.
- the molded film for the veneer insert is removed from the mold, and then fixed to the cavity forming surface of the cavity mold so that the surface opposite to the base film is along the outside of the cavity.
- the resin was set in an injection mold, and injection molding was performed by injecting PC / ABS resin into the cavity as a molding resin from a gate provided in the core mold.
- the molded resin was cooled and solidified, and then removed from the mold to obtain a veneer insert molded product in which the film for the veneer insert was joined and integrated on the surface of the top-plate shaped resin molded product of the notebook PC.
- unnecessary portions were cut out by sandblasting.
- the present invention is used for decoration on the surface of molded products such as automobile interior parts, home appliance decoration parts, display panels, operation panels, amusement device operation parts and cases, communication equipment operation parts and cases, etc. Can be industrially useful.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Laminated Bodies (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Description
感圧接着剤層の両面にセパレータを設けてなる両面接着フィルムを用い、一方のセパレータを剥離した後、これを前記台座フィルムの前記突板を仮固定した面に前記感圧接着剤層にて貼着する工程、
前記積層体をハーフカット型に位置決めして配置した後、当該ハーフカット型にて前記積層体中の前記突板、前記感圧接着剤層、前記セパレータだけ所定の外形パターンに切断するハーフカット加工を行なう工程、
ハーフカット加工された前記積層体から前記突板、前記感圧接着剤層、前記セパレータの不要部分を除去し、さらに前記感圧接着剤層を覆う前記セパレータを剥離した後、これを基材フィルムの片面に前記感圧接着剤層にて貼着する工程、
前記台座フィルムを、前記基材フィルムに貼着された前記突板から剥離する工程、
を備えたことを特徴とする、突板インサート用フィルムの製造方法を提供する。
を備えたことを特徴とする、第4態様に記載の突板インサート用フィルムの製造方法を提供する。
セパレータの片面に感圧接着剤層を設けてなる両面接着フィルムを用い、これを前記台座フィルムの前記突板を仮固定した面に前記感圧接着剤層にて貼着する工程、
前記積層体をハーフカット型に位置決めして配置した後、当該ハーフカット型にて前記積層体中の前記突板、前記感圧接着剤層、前記セパレータだけ所定の外形パターンに切断するハーフカット加工を行なう工程、
ハーフカット加工された前記積層体から転写が不要な部分の前記突板、前記感圧接着剤層、前記セパレータは除去せずに残したまま、転写が必要な部分について前記感圧接着剤層を覆う前記セパレータを剥離した後、これを基材フィルムの片面に露出した前記感圧接着剤層にて貼着する工程、
前記台座フィルムを、転写が不要な部分の前記突板、前記感圧接着剤層、前記セパレータとともに、前記基材フィルムに貼着された前記突板から剥離する工程、を備えたことを特徴とする、突板インサート用フィルムの製造方法を提供する。
を備えたことを特徴とする、第6態様又は第7態様のいずれかの突板インサート用フィルムの製造方法を提供する。
型閉め後、キャビティ内に成形樹脂を充填することにより前記突板インサート用フィルムと成形樹脂とが一体化した突板インサート成形品を得る工程、
を備えたことを特徴とする、突板インサート成形品の製造方法を提供する。
前記突板インサート成形品を前記射出成形金型内から取り出したのち、前記突板インサート用フィルムの不要部分を除去する工程、
を備えたことを特徴とする、第10態様に記載の突板インサート成形品の製造方法を提供する。
1a 木目領域
1b 非木目領域
2 基材フィルム
3 感圧接着剤層
4 突板
5 透明樹脂フィルム
7 キャビティ型
7a 真空吸引孔
8 コア型
8a ゲート部
9 成形樹脂
10 樹脂成形品
11 突板インサート成形品
12 予備成形用金型
13 打抜用金型
14 打抜用金型
15 不要部分
16 キャビティ
17 台座フィルム
18 セパレータ
19 セパレータ
20 ハーフカット型
21 不要部分
22 位置決め穴
23 位置決め穴
90 化粧シート
92 突板
93 酢酸ビニル系接着剤
94 補強板
97 突板インサート成形品
99 成形樹脂
Claims (14)
- 基材フィルムの片面に所定の外形パターンに切断された突板が感圧接着剤層にて貼着され、前記突板の表面に現れる模様によって構成される木目領域とその他の非木目領域とを有することを特徴とする、突板インサート用フィルム。
- 前記基材フィルムが、加飾されたものであることを特徴とする、請求項1記載の突板インサート用フィルム。
- 前記基材フィルム及び前記突板が、当該突板を間に挟むように、透明樹脂フィルムで連続して被覆されていることを特徴とする、請求項1又は請求項2に記載の突板インサート用フィルム。
- 台座フィルムの片面に突板を仮固定する工程、
感圧接着剤層の両面にセパレータを設けてなる両面接着フィルムを用い、一方のセパレータを剥離した後、これを前記台座フィルムの前記突板を仮固定した面に前記感圧接着剤層にて貼着する工程、
前記積層体をハーフカット型に位置決めして配置した後、当該ハーフカット型にて前記積層体中の前記突板、前記感圧接着剤層、前記セパレータだけ所定の外形パターンに切断するハーフカット加工を行なう工程、
ハーフカット加工された前記積層体から前記突板、前記感圧接着剤層、前記セパレータの不要部分を除去し、さらに前記感圧接着剤層を覆う前記セパレータを剥離した後、これを基材フィルムの片面に前記感圧接着剤層にて貼着する工程、
前記台座フィルムを、前記基材フィルムに貼着された前記突板から剥離する工程、
を備えたことを特徴とする、突板インサート用フィルムの製造方法。 - さらに、前記台座フィルムを剥離した後に、前記基材フィルム及び前記突板を、当該突板を間に挟むように、透明樹脂フィルムで連続して被覆する工程、を備えたことを特徴とする、請求項4記載の突板インサート用フィルムの製造方法。
- 基材フィルムの片面に所定の外形パターンに切断された突板が感圧接着剤層にて貼着され、前記突板の表面に現れる模様によって構成される木目領域とその他の非木目領域とを有する突板インサート用フィルムを得る方法であって、
台座フィルムの片面に突板を仮固定する工程、
セパレータの片面に感圧接着剤層を設けてなる両面接着フィルムを用い、これを前記台座フィルムの前記突板を仮固定した面に前記感圧接着剤層にて貼着する工程、
前記積層体をハーフカット型に位置決めして配置した後、当該ハーフカット型にて前記積層体中の前記突板、前記感圧接着剤層、前記セパレータだけ所定の外形パターンに切断するハーフカット加工を行なう工程、
ハーフカット加工された前記積層体から転写が不要な部分の前記突板、前記感圧接着剤層、前記セパレータは除去せずに残したまま、転写が必要な部分について前記感圧接着剤層を覆う前記セパレータを剥離した後、これを基材フィルムの片面に露出した前記感圧接着剤層にて貼着する工程、
前記台座フィルムを、転写が不要な部分の前記突板、前記感圧接着剤層、前記セパレータとともに、前記基材フィルムに貼着された前記突板から剥離する工程、
を備えたことを特徴とする、突板インサート用フィルムの製造方法。 - 台座フィルムの片面に突板を仮固定する工程と、
セパレータの片面に感圧接着剤層設けてなる両面接着フィルムを用い、これを前記台座フィルムの前記突板を仮固定した面に前記感圧接着剤層にて貼着する工程について、工程の順番を入れ替えた、請求項6記載の突板インサート用フィルムの製造方法。 - さらに、前記台座フィルム及び不要な部分を剥離した後に、前記基材フィルム及び前記突板を、当該突板を間に挟むように、透明樹脂フィルムで連続して被覆する工程、を備えたことを特徴とする、請求項6又は請求項7に記載の突板インサート用フィルムの製造方法。
- 前記基材フィルムが、加飾されたものであることを特徴とする、請求項4~7のいずれかに記載の突板インサート用フィルムの製造方法。
- 前記基材フィルムが、加飾されたものであることを特徴とする、請求項8記載の突板インサート用フィルムの製造方法。
- 請求項1又は請求項2の突板インサート用フィルムを用い、これを射出成形金型内に前記基材フィルムとは反対面がキャビティ形成面に沿うように配置する工程、
型閉め後、キャビティ内に成形樹脂を充填することにより前記突板インサート用フィルムと成形樹脂とが一体化した突板インサート成形品を得る工程、
を備えたことを特徴とする、突板インサート成形品の製造方法。 - さらに、前記突板11インサート用フィルムを前記キャビティ外にて固定する工程、
前記突板インサート成形品を前記射出成形金型内から取り出したのち、前記突板インサート用フィルムの不要部分を除去する工程、
を備えたことを特徴とする、請求項11に記載の突板インサート成形品の製造方法。 - 請求項3の突板インサート用フィルムを用い、これを射出成形金型内に前記基材フィルムとは反対面がキャビティ形成面に沿うように配置する工程、
型閉め後、キャビティ内に成形樹脂を充填することにより前記突板インサート用フィルムと成形樹脂とが一体化した突板インサート成形品を得る工程、
を備えたことを特徴とする、突板インサート成形品の製造方法。 - さらに、前記突板11インサート用フィルムを前記キャビティ外にて固定する工程、
前記突板インサート成形品を前記射出成形金型内から取り出したのち、前記突板インサート用フィルムの不要部分を除去する工程、
を備えたことを特徴とする、請求項13に記載の突板インサート成形品の製造方法。
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KR1020117018535A KR101174650B1 (ko) | 2009-03-31 | 2010-03-15 | 돌판 인서트용 필름 및 그 제조방법, 돌판 인서트 성형품의 제조방법 |
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JP2009152301A JP4815511B2 (ja) | 2009-06-26 | 2009-06-26 | 突板インサート用フィルムの製造方法 |
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EP2749390A1 (fr) * | 2012-12-27 | 2014-07-02 | Faurecia Interieur Industrie | Elément de garnissage comprenant un élément de décor entouré au moins en partie par un film en matériau plastique et son procédé de réalisation |
WO2016110469A1 (de) * | 2015-01-09 | 2016-07-14 | Leonhard Kurz Stiftung & Co. Kg | Verfahren zur herstellung eines verbundartikels sowie ein verbundartikel |
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CN103241023B (zh) * | 2013-05-30 | 2015-07-01 | 震宇(芜湖)实业有限公司 | 注塑件烫金方法以及烫金图案制备装置 |
KR101736620B1 (ko) * | 2015-12-15 | 2017-05-17 | 주식회사 포스코 | 화성처리성 및 구멍확장성이 우수한 초고강도 강판 및 이의 제조방법 |
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EP2749390A1 (fr) * | 2012-12-27 | 2014-07-02 | Faurecia Interieur Industrie | Elément de garnissage comprenant un élément de décor entouré au moins en partie par un film en matériau plastique et son procédé de réalisation |
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WO2016110469A1 (de) * | 2015-01-09 | 2016-07-14 | Leonhard Kurz Stiftung & Co. Kg | Verfahren zur herstellung eines verbundartikels sowie ein verbundartikel |
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TWI388430B (zh) | 2013-03-11 |
KR101174650B1 (ko) | 2012-08-17 |
TW201043466A (en) | 2010-12-16 |
CN102369093B (zh) | 2013-07-03 |
CN102369093A (zh) | 2012-03-07 |
KR20120004962A (ko) | 2012-01-13 |
MY154273A (en) | 2015-05-29 |
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