JP2018047799A - Wheel protection film, wheel protection film laminate, method of manufacturing wheel protection film, and method of manufacturing wheel protection film laminate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wheel protection film capable of being suitably separated from a wheel protection film laminate by increasing strength of an extended part.SOLUTION: A wheel protection film 2 for being stuck on a wheel of an automobile includes: a body part 10 that comprises a base material 1A and an adhesive layer 1B, the outer surface of which has adhesiveness, and which can be stuck on the wheel; and an extended part 20 that comprises the base material 1A, the adhesive layer 1B and a base material part 1E, the outer surface of which has non-adhesiveness, and which is extended radially outward from a part of a peripheral edge of the body part.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a wheel protective film, a wheel protective film laminate, a method for producing a wheel protective film, and a method for producing a wheel protective film laminate.

  Conventionally, in automobiles before delivery to customers, to prevent scratching of the wheel and to prevent the brake disc from rusting due to the intrusion of rainwater etc. from the opening formed in the wheel Moreover, the wheel is covered with a protective film.

  A plurality of such wheel protective films are generally laminated to form a wheel protective film laminate, and the wheel protective films are peeled from the wheel protective film laminate one by one when being attached to the wheel. Therefore, it is required to easily peel the wheel protective film from the wheel protective film laminate.

  In relation to this, for example, Patent Document 1 below discloses a protective sheet (corresponding to a wheel protective film) including a knob portion (corresponding to an extending portion). According to the protective sheet configured as described above, the protective sheet can be peeled off from the laminated body in which a plurality of protective sheets are stacked while pinching the knob portion.

JP 2013-35574 A

  However, in the protective sheet disclosed in Patent Document 1, since the knob portion is composed of only the base material, there is a possibility that the strength of the knob portion is insufficient and the protective sheet cannot be suitably peeled from the laminate. There is.

  The present invention has been made in view of the above circumstances, and improves the strength of the extended portion, and can suitably peel the wheel protective film from the wheel protective film laminate, and the wheel protective film laminate. It aims at providing the manufacturing method of a body, a wheel protective film, and the manufacturing method of a wheel protective film laminated body.

  The wheel protective film according to the present invention that achieves the above object is a wheel protective film that is affixed to a wheel of an automobile, and includes a base material and an adhesive layer, and an outer surface that is adhesive and is affixed to the wheel. A possible body part, and a base material part provided on a surface opposite to the surface on which the base material, the adhesive layer and the base material of the adhesive layer are provided, and an outer surface provided with non-adhesion, And an extending portion extending radially outward from a part of the peripheral edge of the main body portion.

  A method for producing a wheel protective film according to the present invention that achieves the above object is a method for producing a wheel protective film to be affixed to a wheel of an automobile, and is based on a surface opposite to the surface on which the base material of the adhesive layer is provided. A step of attaching a material part; a main body part that includes the base material and the adhesive layer and has an outer surface that is adhesive and can be attached to the wheel; and the base material, the adhesive layer, and the base material part. And a step of forming an extending portion extending radially outward from a part of the peripheral edge of the main body portion with an outer surface having non-stickiness.

  According to the present invention, since the extending portion extending radially outward from a part of the peripheral edge of the main body portion is provided, the operator holds the extending portion and removes the wheel protective film from the wheel protective film laminate or the like. Can be easily peeled one by one. Moreover, since the extension part has a base material, an adhesive layer, and a base material part, compared with the structure which an extension part consists only of a base material, the intensity | strength of an extension part can be improved.

It is a top view which shows the wheel protective film laminated body which concerns on embodiment. It is sectional drawing which follows the II-II line | wire of FIG. It is a figure which shows the process of forming a releasing agent layer in the lower surface of a base material, and forming an adhesion layer in the upper surface of a base material. It is a figure which shows the process of affixing a tape member on the surface of an adhesion layer. It is a figure which shows a mode that the 2nd formation body wound by roll shape is cut | disconnected toward the inner side of radial direction. It is the figure which expand | deployed the 2nd formation body cut | disconnected in FIG. It is sectional drawing which follows the 7-7 line | wire of FIG. It is a figure which shows the process of forming a main-body part and an extension part. It is a perspective view which shows a wheel protective film laminated body.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the description of the drawings, the same elements are denoted by the same reference numerals, and redundant description is omitted. In addition, the dimensional ratios in the drawings are exaggerated for convenience of explanation, and may be different from the actual ratios.

  The wheel protective film laminate 1 is configured by laminating a plurality of wheel protective films 2. Although the number of sheets on which the wheel protective film 2 is laminated is not particularly limited, it is, for example, 20 to 30 sheets.

  The wheel protection film 2 is affixed to the wheel of an automobile. As shown in FIGS. 1 and 2, the wheel protection film 2 includes a main body portion 10 and an extending portion 20.

  As for the main-body part 10, 10 A of outer surfaces of the upper side of FIG. 2 are provided with adhesiveness. As for the main-body part 10, 10A of outer surfaces provided with adhesiveness are affixed on the wheel of a motor vehicle. In the present embodiment, the main body 10 is configured in a circular shape.

  As shown in FIG. 2, the main body 10 includes a base material 1 </ b> A, an adhesive layer 1 </ b> B, and a release agent layer 1 </ b> C.

  As for the extension part 20, outer surface 20A, 20B is provided with non-wearing property. For this reason, in a state where a plurality of wheel protection films 2 are laminated to form the wheel protection film laminate 1, the extending portions 20 adjacent to each other in the lamination direction are not attached to each other. The operator can easily peel the wheel protection film 2 one by one from the wheel protection film laminate 1 by holding the extending portion 20.

  The extension part 20 is in a non-wearing state with respect to the wheel in a state where the main body part 10 is attached to the wheel.

  As shown in FIG. 1, the extending portion 20 is configured such that the circumferential width decreases toward the outer side in the radial direction. In other words, the extending portion 20 is configured so that the width decreases as the distance from the main body portion 10 increases. Further, the extending portion 20 continues in a curved shape so as to protrude radially inward with respect to the peripheral edge of the main body portion 10 (see reference numeral A in FIG. 1). Since the extending portion 20 has the above-described configuration, the test is performed in comparison with a configuration in which the width increases as the extending portion is separated from the main body portion 10 or a configuration in which the extending portion 20 does not continue in a curved shape with respect to the peripheral edge of the main body portion 10. During traveling, it is possible to further suppress the occurrence of a break on the main body 10 side starting from the boundary between the extended portion 20 and the main body 10.

  As shown in FIG. 2, the extending portion 20 includes a base material 1A, an adhesive layer 1B, a release agent layer 1C, an adhesive layer 1D, and a base material portion 1E.

  The base material 1 </ b> A constituting the main body 10 and the base material 1 </ b> A constituting the extending part 20 are integrally configured. Further, the adhesive layer 1B constituting the main body 10 and the adhesive layer 1B constituting the extending portion 20 are integrally formed. Moreover, 1 C of release agent layers which comprise the main-body part 10 and 1 C of release agent layers which comprise the extension part 20 are comprised integrally.

  The base material 1A is formed of a flexible film. The material for forming the base 1A is, for example, polyethylene, polypropylene, polyvinyl chloride, polyurethane, polyethylene terephthalate, but is not limited thereto. The thickness of 1 A of base materials is 20 micrometers-200 micrometers, for example, Preferably, it is 30-100 micrometers, However, It is not limited to these.

  The adhesive layer 1B is provided on one surface of the substrate 1A. The adhesive layer 1B is formed of, for example, an adhesive. Here, the adhesive is, for example, a natural rubber adhesive, a synthetic rubber adhesive, an acrylic adhesive, a urethane adhesive, a silicone adhesive, or the like, but is not limited thereto. The thickness of the adhesive layer 1B is, for example, 1 to 300 μm, preferably 2 to 150 μm, and particularly preferably 5 to 100 μm, but is not limited thereto.

  The release agent layer 1C is provided on the surface of the base 1A opposite to the surface on which the adhesive layer 1B is provided. Specific examples of the release agent include silicone release agents, long-chain alkyl release agents, fluorine release agents, rubber release agents, and the like. Especially, it is preferable that it is a long-chain alkyl type release agent from a viewpoint which can apply | coat to a flexible base material. The thickness of the release agent layer is preferably 50 to 500 nm in order to exhibit the function as a release agent.

  The adhesive layer 1D can use the same material as the adhesive layer 1B. The thickness of the adhesive layer 1D is, for example, 5 to 30 μm, and preferably 5 to 20 μm, but is not limited thereto.

  A colored film can be used for the base material portion 1E. The base material part 1E can use the same material as the base material 1A. The thickness of the base material portion 1E is, for example, 5 to 100 μm, and preferably 10 to 50 μm, but is not limited thereto. The color of the base portion 1E is, for example, blue, but is not limited thereto. Thus, since the base material part 1E is colored, the visibility of the extension part 20 improves and it is easy to confirm the position of the extension part 20. FIG. The base material portion 1E may be colorless and transparent.

  Next, with reference to FIGS. 3-9, the manufacturing method of the wheel protective film laminated body 1 which concerns on this embodiment is demonstrated.

  First, as shown in FIG. 3, a release agent is applied to the lower surface of the base 1 </ b> A while being wound around the first roll body 110 and pulling out the roll-shaped base 1 </ b> A. The release agent is applied by the release agent applying means 120. As the release agent applying means 120, a known gravure, Meyer bar or the like can be used.

  Next, the release agent applied by the release agent application means 120 is dried. The release agent is dried by the drying means 130. As the drying means 130, known hot air, infrared rays, or the like can be used. A release agent layer 1C is formed on the lower surface of the substrate 1A by drying the release agent applied to the lower surface of the substrate 1A.

  Next, an adhesive is applied to the upper surface of the substrate 1A. The adhesive is applied by the adhesive application means 140. As the adhesive application means 140, a known die, roll, blade, or the like can be used. The pressure-sensitive adhesive is applied to the entire upper surface of the substrate 1A. As described above, when the adhesive is applied to the entire upper surface of the substrate 1A, it is not necessary to accurately position the position where the adhesive is applied, so that the production efficiency is improved. In addition, an adhesive may be apply | coated so that an exposed part may be left at the both ends of the direction (width direction) orthogonal to the direction which 1 A of base materials convey.

  Next, the adhesive applied by the adhesive application unit 140 is dried. The pressure-sensitive adhesive is dried by the drying means 150. As the drying means 150, similar to the drying means 130, known hot air, infrared rays and the like can be used. By drying the pressure-sensitive adhesive applied to the upper surface of the substrate 1A, the pressure-sensitive adhesive layer 1B is formed on the upper surface of the substrate 1A.

  Next, the first formed body F1 in which the release agent layer 1C is formed on the lower surface of the substrate 1A and the adhesive layer 1B is formed on the upper surface is wound around the second roll body 160.

  Next, as shown in FIG. 4, the first formed body F <b> 1 wound around the second roll body 160 is wound around the third roll body 170. The outer diameter of the third roll body 170 is configured to be larger than the outer diameter of the second roll body 160.

  Further, as the first formed body F1 is wound around the third roll body 170, the tape member T wound around the fourth roll body 180 is attached to the adhesive layer 1B side of the first formed body F1. . The tape member T is formed by the adhesive layer 1D and the base material portion 1E. The second formed body F2 is formed by sticking the tape member T to the first formed body F1 with the adhesive layer 1D as the sticking surface. The second formed body F2 is wound around the third roll body 170 by a predetermined number. The number of the second formed body F2 wound around the third roll body 170 corresponds to the number of the wheel protective films 2 constituting the wheel protective film laminate 1 described above.

  Next, as shown in FIG. 5, the cutting member 190 cuts the second formed body F <b> 2 wound around the third roll body 170 by a predetermined number toward the inside in the radial direction. As shown in FIG. 5, the cutting member 190 includes a sharp blade 190A at the tip. Accordingly, a part of the second forming body F2 wound around the third roll body 170 in a predetermined number is cut in the circumferential direction.

  Next, as shown in FIGS. 6 and 7, the second formed body F <b> 2 partially cut in the circumferential direction and wound by a predetermined number is developed so that the wound state is released. At this time, the second formed body F2 has a configuration in which a predetermined number is stacked in the vertical direction of FIG. Further, as shown in FIG. 7, the second formed body F2 has a tape member T (adhesive layer 1D and base) on the upper surface of the first formed body F1 (base material 1A, release agent layer 1C, and adhesive layer 1B). The material part 1E) is affixed.

  Next, as shown in FIG. 8, the second forming body F <b> 2 stacked by a predetermined number is pressed by the first press machine 200 so as to form the main body portion 10 and the extension portion 20. Do. The first press machine 200 is formed with six blades 201 configured to correspond to the shapes of the main body 10 and the extension 20. As shown in FIG. 8, the main body portion 10 is cut out from a place where the base material 1A, the release agent layer 1C, and the adhesive layer 1B are laminated, and the extending portion 20 is formed of the base material 1A and the release agent layer 1C. The adhesive layer 1B, the adhesive layer 1D, and the base material portion 1E are cut out from the laminated portion. As a result, as shown in FIG. 9, the wheel protective film laminate 1 is manufactured.

  Next, the usage method of the wheel protective film laminated body 1 and the wheel protective film 2 which concern on this embodiment is demonstrated.

  First, the operator holds the extending portion 20 and peels the wheel protective film 2 from the wheel protective film laminate 1 one by one. At this time, since the release agent layer 1C is formed, the wheel protective film 2 can be easily peeled off. Moreover, since the extension part 20 has 1 A of base materials, the adhesion layer 1B, and the base material part 1E, compared with the structure which an extension part consists only of 1 A of base materials, the intensity | strength of the extension part 20 is improved. be able to. Therefore, the wheel protective film 2 can be suitably peeled from the wheel protective film laminate 1.

  Then, the worker attaches the wheel protection film 2 to the wheel. At this time, the adhesive layer 1B side of the wheel protective film 2 is attached to the wheel. In addition, you may stick a part on a tire so that the wheel whole surface may be covered.

  As described above, the wheel protection film 2 according to this embodiment is attached to a wheel of an automobile. The wheel protective film 2 includes a base 1A, an adhesive layer 1B, an outer surface having adhesiveness, a main body 10 that can be attached to a wheel, a base 1A, an adhesive layer 1B, and a base 1E. In addition, the outer surface has non-adhesiveness, and has an extending portion 20 that extends radially outward from a part of the periphery of the main body portion 10.

  According to the wheel protective film 2 configured as described above, since the extending portion 20 that extends radially outward from a part of the periphery of the main body portion 10 is provided, the operator holds the extending portion 20. The wheel protective film 2 can be easily peeled from the wheel protective film laminate 1 one by one. Moreover, since the extended part 20 has 1 A of base materials, the adhesion layer 1B, and the base material part 1E, compared with the structure from which an extended part consists only of a base material, improving the intensity | strength of the extended part 20 Can do.

  Moreover, the base material part 1E is colored. For this reason, the visibility of the extension part 20 improves and it is easy to confirm the position of the extension part 20.

  Further, the extending portion 20 is configured so that the circumferential width decreases toward the outer side in the radial direction. For this reason, as compared with the configuration in which the extending portion has a circumferential width that increases radially outward, the main body portion 10 starts from the boundary between the extending portion 20 and the main body portion 10 during the test running. It is possible to suppress the occurrence of cuts on the side.

  Further, the extending portion 20 continues in a curved shape so as to protrude radially inward with respect to the peripheral edge of the main body portion 10. For this reason, compared with the structure in which the extending portion is not continuous in a curved shape with respect to the peripheral edge of the main body portion 10, during the test running, the boundary between the extending portion 20 and the main body portion 10 is the starting point toward the main body portion 10 side. It is possible to suppress the occurrence of a break.

  Moreover, the wheel protective film 2 further has a release agent layer 1C provided on the surface opposite to the surface on which the adhesive layer 1B of the substrate 1A is provided. For this reason, when peeling the wheel protection film 2 from the wheel protection film laminated body 1 piece by piece, it can peel easily.

  Moreover, as explained above, the manufacturing method of the wheel protective film 2 according to the present embodiment is a manufacturing method of the wheel protective film 2 attached to the wheel of the automobile. The manufacturing method of the wheel protective film 2 includes a step of attaching the base material portion 1E to the surface opposite to the surface on which the base material 1A of the adhesive layer 1B is provided, the base material 1A and the adhesive layer 1B, and the outer surface is adhesive. The main body part 10 that can be attached to the wheel and the base material 1A, the adhesive layer 1B, and the base material part 1E are provided, and the outer surface is non-sticky and radially outward from a part of the periphery of the main body part 10. Forming an extending portion 20 extending in the direction.

  According to the wheel protective film 2 manufactured by this manufacturing method, the strength of the extending part 20 can be improved and the wheel protective film 2 can be suitably peeled from the wheel protective film laminate 1.

  As mentioned above, although the wheel protective film which concerns on this invention was demonstrated through embodiment, this invention is not limited only to the structure demonstrated in embodiment and a modification, It changes suitably based on description of a claim. It is possible.

  For example, in the above-described embodiment, the extending portion 20 is configured so that the circumferential width decreases toward the outer side in the radial direction. Further, the extending portion 20 continued in a curved shape so as to protrude radially inward with respect to the peripheral edge of the main body portion 10. However, the configuration of the extending portion is not limited as long as the outer surface has non-stickiness and extends radially outward from a part of the peripheral edge of the main body portion.

  In the above-described embodiment, the release agent layer 1C is formed on one surface of the substrate 1A. However, the release agent layer 1C may not be formed.

  In the above-described embodiment, the extending portion 20 of the wheel protection film 2 has the adhesive layer 1D, but may not have the adhesive layer 1D.

  Moreover, in embodiment mentioned above, the wheel protective film laminated body 1 was manufactured by performing roll conveyance. However, the wheel protection film may be manufactured one by one, and a plurality of the manufactured wheel protection films may be stacked to manufacture a wheel protection film laminate.

  In the embodiment described above, the main body 10 is formed in a circular shape. However, the shape of the main body 10 is not particularly limited as long as it can cover the wheel and close the opening of the wheel.

  In the above-described embodiment, as illustrated in FIG. 3, when the first formed body F1 is wound around the second roll body 160, the release agent layer 1C is wound so as to be positioned on the inner surface. The adhesive layer 1B may be wound so as to be positioned on the inner surface. Further, in the step shown in FIG. 4, the first formed body F <b> 1 is unwound from the second roll body 160 so that the adhesive layer 1 </ b> B is positioned on the upper surface, and the second formed body F <b> 2 is moved relative to the third roll body 170. Then, the adhesive layer 1B may be wound so as to be positioned on the inner surface. As described above, when the adhesive layer 1B is wound around the second roll body 160 and the third roll body 170 so as to be positioned on the inner surface, dust or the like is collected on the first formed body F1 or the second formed body F2. This is preferable because it is difficult to contact the surface. Further, when the operator holds the second roll body 160 and the third roll body 170, the workability is improved because the operator does not adhere to the operator's hand. Moreover, according to the 2nd formation body F2 wound up with respect to the 3rd roll body 170 as mentioned above, when expand | deploying 2nd formation body F2 as shown in FIG. Formed on the surface. For this reason, when performing the press work by the first press machine 200 shown in FIG. 8, since the blade 201 is brought into contact with the release agent layer 1C side, compared with the case where the blade 201 is brought into contact with the adhesive layer 1B side, It can be easily pressed.

1 Wheel protective film laminate,
2 Wheel protection film,
1A substrate,
1B adhesive layer,
1C release agent layer,
1D adhesive layer,
1E base material part,
10 Main body,
10A outer surface of the main body,
20 Extension,
20A, 20B The outer surface of the extension part.

Claims (11)

A wheel protective film that is affixed to the wheel of an automobile,
A main body portion including a base material and an adhesive layer, and an outer surface having adhesiveness, which can be attached to the wheel;
The base material, the pressure-sensitive adhesive layer, and a base material portion provided on the surface of the pressure-sensitive adhesive layer opposite to the surface on which the base material is provided, the outer surface has non-stickiness, and the periphery of the main body portion A wheel protective film having an extending part extending radially outward from a part.   The wheel protective film according to claim 1, wherein the base material portion is colored.   The wheel protection film according to claim 1, wherein the extending portion is configured so that a circumferential width decreases toward an outer side in a radial direction.   The wheel extension film according to any one of claims 1 to 3, wherein the extending portion is continuous in a curved shape so as to protrude radially inward with respect to a peripheral edge of the main body portion.   The wheel protective film laminated body by which the wheel protective film of any one of Claims 1-4 is laminated | stacked two or more.   The wheel protection film laminate according to claim 5, wherein the wheel protection film further includes a release agent layer provided on a surface opposite to a surface on which the adhesive layer of the base material is provided. A method for producing a wheel protective film to be attached to a wheel of an automobile,
A step of attaching a base material portion to a surface opposite to the surface on which the base material of the adhesive layer is provided;
A main body portion including the base material and the adhesive layer and having an outer surface that is adhesive and can be attached to the wheel, and the base material, the adhesive layer, and the base material portion, and the outer surface is non-sticking And a step of forming an extending portion extending radially outward from a part of the peripheral edge of the main body portion.   The method for producing a wheel protection film according to claim 7, wherein the base material portion is colored.   The method for producing a wheel protection film according to claim 7 or 8, wherein when the extension portion is formed, the extension portion is formed so that a width in a circumferential direction becomes smaller outward in a radial direction.   When forming the said extension part, the said extension part which continues in curvilinear form is formed so that it may protrude inward in the radial direction with respect to the periphery of the said main-body part. The manufacturing method of the wheel protective film of description.   The manufacturing method of the wheel protective film laminated body by which two or more said wheel protective films manufactured by the manufacturing method of the wheel protective film of any one of Claims 7-10 are laminated | stacked.