TWI243091B - A method for manufacturing a plastic product in a mold with compound material and a label used for the plastic product - Google Patents

Abstract

A method for manufacturing a plastic product with a label attached thereon in a mold with compound material includes steps of placing the label with a heat-insulating layer in advance in a mold for molding a plastic product, of injecting compound material in the mold for molding a plastic product, of letting the injected compound material cool down to form a plastic product with the label attached on the plastic product in the mold, and of taking out the plastic product attached with the label from the mold to finish manufacturing, thus the plastic product can be held manually by a user, with the heat-insulating layer of the label functioning to let the user not feeling the hotness of the plastic product. A label used for the plastic product in the method described above includes a heat-insulating layer, a printed pattern or words additionally added or not added on the surface of the heat-insulating layer, an adhesive layer fixed or not fixed on an outer surface or an inner surface of the heat-insulating layer, and a protectively layer fixed or not fixed on the outer surface of the heat-insulating layer. Further, the protective layer is added or not added with a printed pattern or words.

Description

1243091 V. Description of the invention d) [Technical field to which the invention belongs] The present invention is a manufacturing method and label of a composite material in-mold molding, especially a process using plastic injection molding, vacuum molding, hollow molding, or extrusion molding, Integrate the label with the heat insulation effect and the product into an integrated molding A'M. Create a heat insulation function on the surface of the product to facilitate the user to hold the composite material = innovation in the manufacturing method of the molded product and the label. [Previous technology] According to the current in-mold forming label, as invented by the inventor of this case and has already been approved ^ ^ Profit Invention Patent Announcement No. 58 6 0 8 9: Method for the collection of anti-counterfeit in-mold labels and anti-counterfeit products The label mainly includes: the interior decoration layer, which is printed with a pattern or text on the surface, and the interior decoration layer has dense holes; in the protection, the body and the shape are placed, and the product has a three-dimensional front. The difference, however, is that the protective layer is made of the anti-counterfeit product made by injection of the product. At this time, the label can be shaped to prevent the previous core, which is when the protective layer is attached to such densely packed holes or extruded. Invented in-mold product manufacturing method The mold can use the male and female molds to 'tear the subject's decorative objects to forge fake products, so as to invent the specific labeling and molding of the case, that is, labeling one, shell 1J The mold with a closed mold is made, even if the product announcement can only be formed in the aforementioned body. The label can be formed by placing the label. The surface of the mold when the mold is placed on the male and female mold can be decorated. With Sense the 5 8 6 0 8 9 after the birth can not be faked '. There is no decorative layer in the finished product. The security of the product has the power of decoration after closing. It has a flat surface, a value number, and an original manufacturing method on the surface. The molds are combined as *. The labeling of the object keeps the product in the label and shape, so that it is placed in the most state of the invention. Product surface σ

1243091 V. Description of the invention (2) '~~ Generate heat insulation effect. Another example is the new patent publication No. 5 7 7 ^^ 6, which was invented by the inventor of this case and has already been approved: a plastic container in-mold forming label, the plastic container in-mold forming label includes an interior layer, and the interior The layer is made of paper and printed with a pattern or text on the surface of the interior layer and the inside of the interior layer; the outside or inside and outside are bonded with a bonding film and a protective film, respectively, to form the creation label. The biggest of the previously approved new patent publication No. 5 6 79 9 6 and the present invention is that the label in this case can only have a decorative effect on the surface of the product. However, when the label is integrated with the product, it cannot produce a thermal effect on the surface of the product. ^ Another example is the new patent publication No. 5 7 5223. The label used for in-mold labeling. The labeling label includes: a substrate having a back surface and a j-side \ an image-forming coating is formed on the front surface of the substrate; and a film is affixed to the substrate through a heat-resistant, solvent-free adhesive layer The front surface of the material covers the image-forming coating. The difference between the previously approved new patent publication No. 5752 2 3 and the present invention is that the label substrate and the protective film in this case are in a tightly bonded state. The beneficial method produces heat insulation function ...., its sister is another invention patent bulletin No. 56 7 1 44 ·· In-mold labeling and labeling method and method "This kind of in-mold labeling and labeling method contains raw plastic cloth made of Printed and decorated 2 The surface is printed with a pattern to form a composite layer with a decorative pattern or text on the surface = 'The decorative layer is coated with glue on a surface by a glue material through a coating wheel.' The raw material of the decorative layer and the glue layer Then press the wheel, this press wheel

1243091 V. Description of the invention (3) Combining the bonding layer with the aforementioned bonding layer can form a label for in-mold labeling. The biggest difference between the previously approved invention patent bulletin No. 5 6 7 1 4 4 and the present invention is that the label in this case can only produce a state that cannot be forged. However, when the label is integrated with the product, it cannot produce a thermal insulation effect on the surface of the product. Another example is Invention Patent Bulletin No. 5 9 0 8 7 6: In-mold forming label and resin molded product with the label. The in-mold forming label is characterized by a thermoplastic resin film base layer and heat For an in-mold forming label composed of a sealing resin layer, the average thickness of the centerline of the surface of the heat-sealable resin layer is 0.5 to 5 micrometers, and the air permeability of the label is 10 to 20,000 seconds. The biggest difference between this previously approved invention patent bulletin No. 5 9 0 86 and the present invention is that the label in this case can only produce a state that cannot be forged. However, when the label is integrated with the product, it cannot produce a thermal insulation effect on the surface of the product. For this reason, the inventor of this case has accumulated many years of experience in the design and R & D of various new products, and made in-depth research on the structural shortcomings of the previously known labels. [Summary of the Invention] The purpose of the present invention is to provide a method for forming various plastic products to make products with thermal insulation effects, which can not only enhance the value of plastic products, but also facilitate the holding. The features of the present invention are as follows: 1. The manufacturing method of the in-mold molded product of the present invention is to place a label with heat insulation effect in a plastic mold in advance.

1243091 V. Description of the invention (4) After the body is formed, it can produce heat insulation effect on the surface of the product. 2. The label of the present invention is provided with a heat insulation layer, and a pattern or text is printed on the surface of the heat insulation layer and / or. 3. In the label of the present invention, the heat-insulating layer may be made of a non-woven fabric, a foam material, a cork material, a paper material, or a wood material. 4. The label of the present invention is provided with an adhesive layer on the heat insulation layer and / or the adhesive layer may be provided on the inner surface of the aforementioned heat insulation layer. 5. The label of the present invention is provided with a protective layer on the aforementioned heat-insulating layer and / or a protective layer, and the protective layer is provided on the outer surface of the aforementioned heat-insulating layer; the protective layer and / or is printed with a pattern or text. [Embodiment] In this way, in order to allow your examiners to fully understand the present invention, it is explained as follows according to the accompanying drawings: FIG. 1 shows a method for manufacturing a plastic product molded in a composite material of the present invention, and FIG. In the manufacturing method, a forming mold 1 is provided, a mold groove 10 is set in the molding mold 1, and a label 2 with heat insulation effect is placed in the mold groove 10 of the foregoing molding mold 1. The male and female molds are closed and the product is closed. Injection molding, or vacuum molding, or hollow molding, or extrusion molding, can make the label 2 and the product 1 1 integrally molded, so that the surface of the product 1 1 has a heat insulation effect (as shown in Figure 2), and plastic products will be more Valuable and practical. Reusing the manufacturing method of the first figure, a label 2 (see Figures 6 to 8) with a heat insulation layer (or sealing layer) made of non-woven fabric, foam material, cork material, paper material, or wood can be used. The label shown in the figure) is placed in the mold slot 10 of the aforementioned forming mold 1 until the male and female molds are closed and the product is shot.

1243091 V. Description of the invention (5) By forming, or vacuum forming, or hollow forming, or extrusion forming, the label 2 and the product 1 1 can be integrally formed, so that the surface of the product 1 1 has the sealing effect of the heat insulation layer (such as (Shown in Figure 3), the use of the heat insulation layer (or sealing layer) of the product 11 as a sealing element for various bottle stoppers will make the product more valuable and practical. Therefore, the manufacturing method of the present invention and the structure of the subsequent label 2 can be fully applied to the manufacture of various plastic products to increase the value of the plastic products. The structure of the foregoing label 2 of the present invention may be as shown in the embodiment (a) of Figures 4 and 5. The label 2 includes: a heat-insulating layer 20, and the surface 200 of the heat-insulating layer 20 may be printed with a pattern or text. Of course, it is not necessary to print patterns or text. When the heat insulation layer 2 0 0 is the same material as the plastic product, for example, if the plastic product is PP material, the heat insulation layer is also made of PP non-woven fabric or PP material foam material, the label 2 can It only needs to be composed of the heat insulation layer 20. In this way, when the label 2 is placed in the molding mold of the product and the high temperature generated when the product is injection molded, or hollow molded, or vacuum formed, or extruded, the label 2 and the surface of the product 11 can be fully combined (such as (Shown in Figures 2 and 3), so that the surface of the product 11 has a thermal insulation effect (as shown in Figures 2 and 3), and plastic products will be more valuable and practical. As shown in FIG. 6, a label embodiment (2) of the present invention is shown. The label 2 includes a z-insulation layer 20. The surface 200 of the heat-insulation layer 20 may be printed with a pattern or text. Of course, it is not necessary to print patterns or text. When the heat insulation layer is the same material as the plastic product. For example, if the plastic product is PP

Page ίο 1243091 V. Description of the invention (6) The insulation layer can be made of PP non-woven fabric or PP foam material. The protective layer 21 may be provided with a protective layer 2 1 on the outer surface of the aforementioned thermal insulation layer 20 to protect the thermal insulation layer 20. And when there is no text or pattern printed on the heat-insulating layer 20, it can be printed or patterned on the aforementioned protective layer and / or printed as the decoration or protection effect of this label. In this way, when the label 2 is placed in the molding mold of the product, and the high temperature generated when the product is injection molded, or hollow molded, or vacuum formed, or extruded, the label 2 and the surface of the product 11 can be fully combined (may Refer to Figures 2 and 3), so that the surface of the product 11 has a heat insulation effect (as shown in Figures 2 and 3), and plastic products will be more valuable and practical. As shown in FIG. 7, an example (3) of the label of the present invention is shown. The label 2 includes a thermal insulation layer 2 0, and the surface 2 00 of the thermal insulation layer 20 can be printed with a pattern or text. Of course, it is not necessary to print patterns or text. When the heat-insulating layer and the plastic product are the same material or different materials, the heat-insulating layer may be made of non-woven fabric, foam material, cork material, paper material, wood, or the like. The bonding layer 22 can be provided on the inner surface of the heat-insulating layer 20 to protect the heat-insulating layer 20. In addition, the adhesive layer 2 2 is used so that the label 2 can be combined with a plastic product. In this way, when the label 2 is placed in the molding mold of the product, and the high temperature generated when the product is injection molded, or hollow molded, or vacuum formed, or extruded, the label 2 and the surface of the product 11 can be fully combined (may reference

Page 11 1243091__ 5. Description of the invention (7) (shown in Figures 2 and 3), so that the surface of the product 11 has a heat insulation effect (as shown in Figures 2 and 3), plastic products will be more valuable and practical. Another example of the label according to the present invention is shown in FIG. 8 (four). The label 2 includes a thermal insulation layer 20. The surface 200 of the thermal insulation layer 20 can be printed with a pattern or text. Of course, it is not necessary to print patterns or text. The heat insulation layer may be made of a non-woven fabric, a foam material, a cork material, a paper material, a wood material, or the like. A protective layer 2 1 may be provided on the outer surface of the heat-insulating layer 20 to protect the heat-insulating layer 20. And when there is no text or pattern printed on the heat-insulating layer 20, it can be printed or patterned on the aforementioned protective layer and / or printed as the decoration or protection effect of this label. The bonding layer 22 can be provided on the inner surface of the heat-insulating layer 20 to protect the heat-insulating layer 20. In addition, the adhesive layer 2 2 is used so that the label 2 can be combined with a plastic product. In this way, when the label 2 is placed in the molding mold of the product, and the high temperature generated when the product is injection molded, or hollow molded, or vacuum formed, or extruded, the label 2 and the surface of the product 11 can be fully combined (may Refer to Figures 2 and 3), so that the surface of the product 11 has a thermal insulation effect (as shown in Figures 2 and 3), and plastic products will be more valuable and practical. As shown in FIG. 9 again, a label embodiment (five) of the present invention is shown. The label 2 includes: a heat insulation layer 2 0, and the heat insulation layer 20 is further provided with a secondary heat insulation layer 20 A as needed, so that The heat layer 20 forms a plurality of layers, and is on the surface of the heat insulation layer 20

Page 12 1243091 V. Description of the invention (8) 2 0 0 can be printed with patterns or text, of course, it is not necessary to print patterns or text. The heat-insulating layer 20 or the auxiliary heat-insulating layer 20A may be made of a non-woven fabric, a foam material, a cork material, a paper material, a wood material, or the like. The protective layer 21 may be provided on the outer surface of the heat-insulating layer 20 with a protective layer 2 1 to protect the heat-insulating layer 20. And when there is no text or pattern printed on the heat-insulating layer 20, it can be printed or patterned on the aforementioned protective layer and / or printed as the decoration or protection effect of this label. The bonding layer 2 2 may be provided on the inner surface of the aforementioned heat-insulating layer 20 to protect the heat-insulating layer 20. In addition, the adhesive layer 2 2 is used, so that the label 2 can be combined with the plastic haze product. The bonding layer 22 is further provided with a secondary bonding layer 2 2 A as required, so that the bonding layer 22 may form a plurality of layers. In this way, when the label 2 is placed in the molding mold of the product, and the high temperature generated when the product is injection molded, or hollow molded, or vacuum formed, or extruded, the label 2 and the surface of the product 11 can be fully combined (may Refer to Figures 2 and 3), so that the surface of the product 11 has a heat insulation effect (as shown in Figures 2 and 3). Plastic products will be more valuable and practical, which is the composition of this case.

Page 13 1243091 Brief description of the drawings [Simplified description of the drawings] The first diagram: The embodiment of the manufacturing method of the present invention. Second figure: Exemplary example (1) of the method product of the present invention and a partially enlarged view. Third picture Exemplary example of the product of the present invention (2). The fourth figure is a front view of a tag embodiment of the present invention. Fifth Figure A side view of a tag embodiment (-^) of the present invention. FIG. 6 is a side view of the label embodiment (2) of the present invention. Fig. 7 is a side view of the label embodiment (3) of the present invention. FIG. 8 is a side view of the label embodiment (4) of the present invention. Fig. 9 is a side view of the label embodiment (5) of the present invention. [Description of main component symbols]

Forming mold 1 Mould slot 1 0 Product 1 1 Label 2 Thermal insulation layer 2 0 Surface 2 0 0 Protective layer 2 1 Adhesive layer 2 2 Sub-adhesive layer 2 2 A

Page 14

Claims (1)

1243091 VI. Scope of patent application1. A method for manufacturing a composite material in-mold molding product, including a molding mold, a mold slot is provided in the molding mold, and a label with a heat-insulating layer is placed in the mold slot of the foregoing molding mold. Integrate the label with the product to make the surface of the product heat-insulating. 2. According to the manufacturing method of the composite material in-mold product described in item 1 of the scope of the patent application, wherein the label's thermal insulation layer can be made of cork material. 3. According to the manufacturing method of the composite material in-mold product described in item 1 of the scope of the patent application, wherein the label's thermal insulation layer can be made of non-woven fabric. 4. According to the manufacturing method of the composite material in-mold product described in item 1 of the scope of patent application, wherein the label's thermal insulation layer can be made of foamed material. 5. According to the method for manufacturing a composite material in-mold product described in item 1 of the scope of the patent application, wherein the label's thermal insulation layer can be made of wood. 6. According to the manufacturing method of the composite material in-mold product described in item 1 of the scope of patent application, wherein the label's thermal insulation layer can be made of paper. 7 · A composite material in-mold molded product, including: plastic products, plastic products with integrated molding and a heat-insulating label, so that the surface of the product has a thermal insulation function. 8 · — A composite material in-mold label, including: a heat-insulating layer, a surface of the heat-insulating layer, and / or printed with a pattern or text; a protective layer, a protective layer provided on the outer surface of the foregoing heat-insulating layer; an adhesive layer, the foregoing A bonding layer is provided on the inner surface of the heat insulation layer. In this way, when the product is placed into the mold of the product with the aforementioned label, and the product is formed, the label and the surface of the product can be fully combined so that the surface of the product has a thermal insulation effect. Page 15 1243091 VI. Scope of patent application 9 · According to the composite material in-mold label described in item 8 of the scope of patent application, there is no bonding layer on the inner surface of the heat insulation layer of the label. 10 • The composite material in-mold label as described in item 8 of the scope of the patent application, wherein no protective layer is provided on the outer surface of the heat insulation layer of the label. 1 1 · According to the composite material in-mold label as described in item 8 of the scope of the patent application, the inner surface of the heat insulation layer of the label is not provided with a bonding layer and the outer surface of the heat insulation layer is not provided with a protective layer. 1 2 According to the composite material in-mold label described in item 8 of the scope of patent application, wherein the label is provided with a plurality of thermal insulation layers. 1 3 · The in-mold composite label as described in item 8 of the scope of patent application, wherein the label is provided with a plurality of bonding layers. 1 4 · The in-mold composite label as described in item 8 of the scope of the patent application, in which a pattern or text is printed on the protective layer of the label. Page 16