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WO2013191507A1 - Film moulable en trois dimensions servant à protéger une surface d'un dispositif d'affichage et procédé pour le fabriquer - Google Patents

Film moulable en trois dimensions servant à protéger une surface d'un dispositif d'affichage et procédé pour le fabriquer Download PDF

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Publication number
WO2013191507A1
WO2013191507A1 PCT/KR2013/005506 KR2013005506W WO2013191507A1 WO 2013191507 A1 WO2013191507 A1 WO 2013191507A1 KR 2013005506 W KR2013005506 W KR 2013005506W WO 2013191507 A1 WO2013191507 A1 WO 2013191507A1
Authority
WO
WIPO (PCT)
Prior art keywords
display device
layer
film
curvature
release layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2013/005506
Other languages
English (en)
Korean (ko)
Inventor
임남일
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020130056544A external-priority patent/KR20140000145A/ko
Application filed by Individual filed Critical Individual
Publication of WO2013191507A1 publication Critical patent/WO2013191507A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/22—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using layers or sheathings having a shape adapted to the shape of the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/06—Interconnection of layers permitting easy separation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00—Layered products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3431—Telephones, Earphones
    • B29L2031/3437—Cellular phones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/748—Releasability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2571/00—Protective equipment

Definitions

  • the present invention relates to a three-dimensional molded film for protecting the surface of a display device and a method of manufacturing the same, and more particularly, after forming a synthetic resin film fabric three-dimensionally to correspond to the flat and curved shape of the surface of the display device, the release paper is removed to remove the display device.
  • the release paper is removed to remove the display device.
  • the curvature may be present on the surface of the liquid crystal disposed in front of the display device, and the conventional protective film is made flat so as to cover only the portion except the range in which the curvature exists. In general, exposure to shock is inevitable.
  • a protective device such as a protective case to protect not only the liquid crystal surface but also the front side of the side or the back.
  • a protective case to protect not only the liquid crystal surface but also the front side of the side or the back.
  • the film can be formed into a three-dimensional shape that can correspond to the curvature degree of the surface of the display device by replacing the existing protective film and the protective case, etc.
  • manufacturing time and costs can be reduced.
  • the present invention is a three-dimensional molding of the synthetic resin film fabric to correspond to the flat and curved shape of the surface of the display device, and then remove the release paper to stably detach the surface of the display device, thereby lifting or bubbles even in the area where the curvature exists on the surface of the display device Not only can be attached neatly, but also it does not increase the volume or weight, and it is easy to use, and it can reduce the manufacturing process and reduce the manufacturing cost, and can produce a variety of designs. And to provide a method for producing the same.
  • the present invention is a three-dimensional molded film for surface protection of the display device, wherein the three-dimensional molded film is formed by molding a film fabric formed in a multi-layer structure to be attached to correspond to the shape of the flat surface and curvature surface of the surface of the display device, A curvature portion formed to be curved along a surface and attached to the curvature surface of the display device; A flat portion extending flat on the curvature and attached to a flat surface of the display device, wherein the film fabric includes: a synthetic resin substrate layer; A hard coating layer formed on an upper surface of the synthetic resin substrate layer; A first release layer formed on an upper surface of the hard coating layer; A silicone pressure sensitive adhesive layer formed on the back side of the synthetic resin substrate layer; And a second release layer covering the silicon adhesive layer, wherein the curvature portion and the flat portion formed by molding the film fabric are removed from the second release layer, and the silicon adhesive layer is formed on the surface of the display device.
  • the first release layer is formed with a silicon adhesive surface on one side thereof, when the curvature and the flat portion is attached to the surface of the display device, the second release layer is removed.
  • a three-dimensional molded film for surface protection of a display device characterized in that formed of a fluorine-coated PET material.
  • the three-dimensionally formed film may be formed by cutting a plurality of holes or cutouts to expose portions corresponding to the shape and function buttons of the display device.
  • a print layer may be further formed between the synthetic resin substrate layer and the first release layer.
  • the silicone pressure-sensitive adhesive layer is formed of one or more kinds of silicone-based pressure sensitive adhesive (PSA), a crosslinker of a selected species, an adhesive and a platinum catalyst of the selected species, and toluene, methyl ethyl ketone (MEK), and xyl. It is formed by diluting in at least one solvent of ethylene (Xylene), and may have an adhesive force of 15gf / 25mm ⁇ 120gf / 25mm.
  • PSA silicone-based pressure sensitive adhesive
  • MEK methyl ethyl ketone
  • the present invention provides a method for producing a three-dimensional molded film for surface protection of the display device, comprising the steps of preparing a film fabric of a multi-layer structure; Molding the film fabric into a three-dimensional shape corresponding to the shape of the flat and curved surfaces of the surface of the display device between the upper mold and the lower mold; And cutting the molded film fabric to complete the three-dimensionally formed film, wherein the three-dimensionally formed film includes: a curvature portion formed to be curved along a circumferential surface and attached to the curvature surface of the display device; The flat portion is formed to be extended to the curvature portion is attached to the flat surface of the display device, the film fabric, the synthetic resin substrate layer; A hard coating layer formed on an upper surface of the synthetic resin substrate layer; A first release layer formed on an upper surface of the hard coating layer; A silicone pressure sensitive adhesive layer formed on the back side of the synthetic resin substrate layer; And a second release layer covering the silicon adhesive layer, wherein the curvature portion and the flat portion formed
  • the first release layer is formed with a silicon adhesive surface on one side thereof, when the curvature and the flat portion is attached to the surface of the display device, the second release layer is removed.
  • a method of manufacturing a three-dimensional molded film for surface protection of a display device characterized in that formed of a fluorine-coated PET material.
  • the release paper is removed and stably detached to the surface of the display device, thereby lifting the curvature on the display device surface. Not only can be attached neatly without the occurrence of bubbles or bubbles, but also it does not increase the volume or weight, which makes it easy to use, while reducing the manufacturing process and manufacturing costs while reducing the manufacturing cost.
  • a molded film and a method of manufacturing the same are provided.
  • FIG 1 and 2 are views illustrating a state in which a three-dimensional molded pen according to the present invention is disposed on the display apparatus 200.
  • 3 and 4 are views for explaining a process for producing a three-dimensional molded film according to an embodiment of the present invention.
  • FIG. 5 is a view showing a cross-sectional laminated structure of a three-dimensional molded film.
  • FIG. 6 is a view illustrating a three-dimensionally formed film in a state in which a printing layer is formed on an upper surface of a synthetic resin material layer by FIG. 5.
  • FIG. 1 and 2 are views illustrating a state in which the three-dimensional molded film 100 according to the present invention is disposed on the display apparatus 200.
  • the three-dimensional molding film 100 is mainly disposed to surround the surface of the display apparatus 200, as shown, for front protection (see FIG. 1) and back protection (FIG. 2) so as to protect the front and back of the display device, respectively (FIG. 2). May be formed separately.
  • a plurality of through holes or cutouts 110 are disposed in the three-dimensionally formed film 100 so that portions corresponding to the shape and function buttons of the display device can be exposed.
  • the three-dimensional molded film 100 is mainly disposed on the circumferential surface and is formed to have a curvature, and is formed to extend flatly with respect to the curvature portion 101 and the curvature portion 101 attached to the curvature surface of the display device to cover the flat surface of the display device. It is composed of a flat portion 102 formed to.
  • the curvature is present on the surface of the display device by using a three-dimensional molded film according to an embodiment of the present invention, not only can effectively protect the surface of the display device from scratches, the user is a protective film It is easy to attach by setting the attachment position of.
  • the three-dimensional molded film 100 according to the embodiment of the present invention may be provided on the back of the display device, thereby enabling the surface protection of the display device even without mounting a relatively large protective case to the display device. Therefore, it does not cause an increase in the volume or weight of the display device, thereby simplifying use.
  • FIG. 5 is an enlarged view of the laminated structure rather exaggerated.
  • the film fabric may include a synthetic resin substrate layer 30, a hard coating layer 40 formed on an upper surface of the synthetic resin substrate layer 30, and a first release layer 60 covering the hard coating layer 40. ), A silicone pressure sensitive adhesive layer 20 formed on the bottom surface of the synthetic resin substrate layer 30 and a second release layer 10 covering the silicone pressure sensitive adhesive layer.
  • FIG. 5B differs from FIG. 5A in that the printed layer 50 is further formed on the hard coat layer 40.
  • the print layer 50 may be formed by using silk printing or UV printing, or additionally applying UV printing after silk printing, and may be formed on the entire surface or a part of the hard coating layer 40.
  • the synthetic resin base material layer 30 of the film fabric shown in FIGS. 5A and 5B is made of a PET material.
  • a hard coating layer 40 is additionally formed on the upper surface of the synthetic resin base layer 30 to have high surface hardness, scratch resistance, or antifouling property, and to be scratched or stamped on the surface of the protective film by an external stimulus such as a finger, nail, or pen. It is possible to compensate for the problem that is generated and damaged.
  • the hard coating layer 40 is formed by applying a known hard coating solution, the well-known hard coating solution may be further mixed with known additives to express the desired function.
  • the silicone pressure-sensitive adhesive layer 20 formed on the bottom of the synthetic resin substrate layer 30 may be a kind or several kinds of silicone-based pressure sensitive adhesive (PSA), a crosslinker of a selected species, an adhesive and a platinum catalyst of a selected species (The catalyst is preferably formed by diluting it in a solvent such as toluene, MEK, and Xylene.
  • PSA silicone-based pressure sensitive adhesive
  • the catalyst is preferably formed by diluting it in a solvent such as toluene, MEK, and Xylene.
  • the silicone pressure-sensitive adhesive layer 20 is formed to have an adhesive force of 15 gf / 25 mm ⁇ 120 gf / 25 mm. If the adhesive force is 15gf / 25mm or less, the adhesion to the display device is not easy due to the repulsive force of the AFP (Anti-Finger printing) coating layer formed on the display device.If the adhesive force is 120gf / 25mm or more, it is not easy to detach and detach after adhesion. Because.
  • the silicone adhesive layer 20 is covered by the second release layer 10, and the second release layer 10 is preferably made of PET. Preferably the second release layer is fluorine coated. This is to prevent the phenomenon that the second release layer 10 made of PET is not attached to the silicone pressure sensitive adhesive layer 20 when the silicone pressure sensitive adhesive layer 20 is formed to have high adhesive strength.
  • the first release layer 60 is provided on the hard coating layer 40. Furthermore, as illustrated in (b) of FIG. 5, the printing layer 50 may be further provided between the first release layer 60 and the second release layer 60.
  • the three-dimensionally formed film 100 completed according to the present invention includes a pattern or a color printing layer, thereby forming the three-dimensionally formed film 100 having various designs. It becomes possible to provide.
  • the first release layer 60 is a silicon adhesive surface is formed on one side, the adhesive force is preferably formed smaller than the adhesive force of the silicone pressure-sensitive adhesive layer 20. This is because the first release layer 60 is used to protect the surface of the three-dimensional molded film 100 from the outermost surface to have the anti-fingerprint effect before the three-dimensional molded film 100 is attached to, and used in the display device Because it is removed. Therefore, it is preferable to form a silicon adhesive surface having a somewhat low adhesive force on one surface thereof, to facilitate separation and removal from the completed three-dimensionally formed film 100.
  • Film fabric having a laminated structure as shown in Figure 5 is to produce a three-dimensional molding mold shown in Figure 4 to be three-dimensional molding.
  • the film fabric formed as described above is three-dimensionally formed by manufacturing the upper mold 6 and the lower mold 7 for the three-dimensional molding corresponding to the surface shape of the display device as shown in FIG.
  • the three-dimensional molding may be performed by a process of preheating the film fabric prepared by applying heat and simultaneously cutting the preheated film fabric by means of a mold made to be cut between the upper mold and the lower mold.
  • the three-dimensional molding of the film fabric may be formed using a vacuum molding technique. That is, the film fabric may be formed to three-dimensionally form the film fabric by sucking the film fabric toward the mold inner surface formed to correspond to the shape of the display device by using a pneumatically coupled to a mold maintained in a vacuum under a predetermined temperature. .
  • the curvature of the mold that is, the curvature of the curvature of the mold formed to correspond to the curvature of the display device is preferably formed to be somewhat higher than the curvature of the curvature of the display device.
  • the finished three-dimensional film 100 is an elastic spring back phenomenon occurs due to the characteristics of the material, in consideration of this, the curvature of the curvature of the mold should be formed somewhat higher than the curvature of the curvature of the actual display device
  • the elastic spring back phenomenon of the completed three-dimensional molded film 100 is canceled and the three-dimensional molded film 100 can be stably attached to the curvature surface of the display device.
  • the curvature degree of the curvature face of the mold corresponding to the curvature face of the display device is 0.5 to 15 degrees greater than the curvature degree of the curvature face of the actual display device.
  • the curvature portion 101 of the completed three-dimensional molded film 100 is formed to have a curvature degree corresponding to the curvature surface of the display device to be stably attached to the curvature surface formed on the side of the display device as shown
  • the three-dimensionally formed film 100 is displayed by the silicone pressure-sensitive adhesive layer 20 uniformly formed on the bottom of the second release layer with a somewhat high adhesive force. It can be attached stably to, and also easy to detach.
  • the second release layer is removed from the completed three-dimensionally formed film 100 and the first release layer 60 is formed while the three-dimensionally formed film 100 is seated on the display device via the silicone pressure-sensitive adhesive layer 20.
  • the three-dimensionally formed film 100 formed according to the embodiment of the present invention is neatly seated on the display device, and the curvature portion 101 of the three-dimensionally formed film is stably attached to the curvature surface of the display device, thereby lifting or foaming. Is prevented from occurring, thereby contributing to surface protection of the display device and to increase in appearance.
  • FIG. 6 is a view illustrating a three-dimensional molded film 100 formed by using a film fabric in a state in which the printing layer 50 is formed on the top surface of the hard coating layer 40 as shown in FIG.
  • the three-dimensional molded film 100 is formed and attached to a shape corresponding to the degree of curvature of the surface of the display device, it is disposed to surround the front of the display device and has a surface protection function, thereby forming a color or a pattern.
  • the printed layer 40 is formed, the three-dimensional molding film 100 can be effectively used for decoration and advertisement.
  • the manufacturer's mark or promotional text and characters, such as the pattern is printed with a pattern or a pattern of various colors will be able to increase the effect of advertising promotion.
  • curvature portion 102 flat portion

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
PCT/KR2013/005506 2012-06-22 2013-06-21 Film moulable en trois dimensions servant à protéger une surface d'un dispositif d'affichage et procédé pour le fabriquer Ceased WO2013191507A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2012-0067440 2012-06-22
KR20120067440 2012-06-22
KR10-2013-0056544 2013-05-20
KR1020130056544A KR20140000145A (ko) 2012-06-22 2013-05-20 디스플레이 장치의 표면 보호용 입체 성형필름 및 그 제조방법

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WO2013191507A1 true WO2013191507A1 (fr) 2013-12-27

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PCT/KR2013/005506 Ceased WO2013191507A1 (fr) 2012-06-22 2013-06-21 Film moulable en trois dimensions servant à protéger une surface d'un dispositif d'affichage et procédé pour le fabriquer

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104589762A (zh) * 2015-01-08 2015-05-06 李昌海 一种多种材料复杂分布薄膜材料的制备方法
WO2015102864A1 (fr) * 2013-12-30 2015-07-09 3M Innovative Properties Company Film polymère coextrudé, postformé, successivement pelable
CN105306641A (zh) * 2015-11-11 2016-02-03 广东欧珀移动通信有限公司 一种立体保护膜、立体保护膜的制作方法以及移动终端
KR20180009224A (ko) 2016-07-18 2018-01-26 문정호 3d 포밍 고경도 다층필름, 이의 제조방법 및 이의 용도
EP3954537A1 (fr) * 2020-08-14 2022-02-16 Samsung Display Co., Ltd. Film pelable

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002370331A (ja) * 2001-06-15 2002-12-24 Toyo Kohan Co Ltd 化粧フィルムおよびそのフィルムを積層した化粧板
JP2003020453A (ja) * 2001-07-05 2003-01-24 Nitto Denko Corp シリコーン系基材レス両面テープ及びその使用方法
KR100881322B1 (ko) * 2006-02-01 2009-02-02 (주)디오텔레콤 전자제품 케이스의 제조방법
KR200456840Y1 (ko) * 2011-04-07 2011-11-21 임남일 디스플레이 장치용 표면 보호필름

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002370331A (ja) * 2001-06-15 2002-12-24 Toyo Kohan Co Ltd 化粧フィルムおよびそのフィルムを積層した化粧板
JP2003020453A (ja) * 2001-07-05 2003-01-24 Nitto Denko Corp シリコーン系基材レス両面テープ及びその使用方法
KR100881322B1 (ko) * 2006-02-01 2009-02-02 (주)디오텔레콤 전자제품 케이스의 제조방법
KR200456840Y1 (ko) * 2011-04-07 2011-11-21 임남일 디스플레이 장치용 표면 보호필름

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015102864A1 (fr) * 2013-12-30 2015-07-09 3M Innovative Properties Company Film polymère coextrudé, postformé, successivement pelable
CN105848873A (zh) * 2013-12-30 2016-08-10 3M创新有限公司 后成型的可连续剥离共挤出聚合物膜
US9415561B2 (en) 2013-12-30 2016-08-16 3M Innovative Properties Company Post-formed successively peelable coextruded polymer film
CN105848873B (zh) * 2013-12-30 2020-11-13 3M创新有限公司 后成型的可连续剥离共挤出聚合物膜
CN104589762A (zh) * 2015-01-08 2015-05-06 李昌海 一种多种材料复杂分布薄膜材料的制备方法
CN105306641A (zh) * 2015-11-11 2016-02-03 广东欧珀移动通信有限公司 一种立体保护膜、立体保护膜的制作方法以及移动终端
KR20180009224A (ko) 2016-07-18 2018-01-26 문정호 3d 포밍 고경도 다층필름, 이의 제조방법 및 이의 용도
EP3954537A1 (fr) * 2020-08-14 2022-02-16 Samsung Display Co., Ltd. Film pelable
CN114078373A (zh) * 2020-08-14 2022-02-22 三星显示有限公司 离型膜
US11964457B2 (en) 2020-08-14 2024-04-23 Samsung Display Co., Ltd. Release film

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