WO2021070335A1 - Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive - Google Patents

Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive Download PDF

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Publication number
WO2021070335A1
WO2021070335A1 PCT/JP2019/040060 JP2019040060W WO2021070335A1 WO 2021070335 A1 WO2021070335 A1 WO 2021070335A1 JP 2019040060 W JP2019040060 W JP 2019040060W WO 2021070335 A1 WO2021070335 A1 WO 2021070335A1
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WO
WIPO (PCT)
Prior art keywords
layer
base material
release liner
cast
adhesive sheet
Prior art date
Application number
PCT/JP2019/040060
Other languages
English (en)
Japanese (ja)
Inventor
晃司 土渕
貴宏 露▲崎▼
Original Assignee
リンテック株式会社
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
Application filed by リンテック株式会社 filed Critical リンテック株式会社
Priority to PCT/JP2019/040060 priority Critical patent/WO2021070335A1/fr
Priority to JP2021551048A priority patent/JPWO2021070335A1/ja
Publication of WO2021070335A1 publication Critical patent/WO2021070335A1/fr

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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
    • B32B27/00—Layered products comprising a layer 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
    • 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
    • B32B27/10—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 paper or cardboard
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply

Definitions

  • the present invention relates to a release liner, an adhesive sheet, and a method for producing an adhesive sheet.
  • Patent Document 1 a high-gloss base material layer, an adhesive layer, and a release liner are laminated. The sheet is disclosed. Such an adhesive sheet is peeled off from the release liner and attached to the adherend via the adhesive layer.
  • air may enter between the adhesive sheet and the adherend to cause so-called "blister", but a continuous convex portion is provided on the surface of the release liner, whereby the corresponding concave portion is formed into the adhesive layer. If it is formed in, air is discharged through the recess, so that blistering can be suppressed.
  • the release liner of the paper is provided with a convex portion, although blistering is suppressed, a mark may be left on the base material layer of the adhesive sheet depending on the texture of the paper forming the release liner, which is particularly high gloss. Adhesive sheets are not preferable because such marks are easily noticeable if they remain.
  • an object of the present invention is to provide a release liner, an adhesive sheet, and a method for producing an adhesive sheet that do not easily leave traces of formation.
  • the release liner of the present invention for achieving the above object has a polyolefin layer provided with continuous convex portions on the surface, and a cast coated paper on which the polyolefin layer is laminated.
  • the paper base material on which the cast coat layer forming the surface layer is laminated is formed of wood pulp, and the ratio of N material to L material is 0 or more in terms of mass ratio of N material / L material. It is less than / 3rd.
  • the pressure-sensitive adhesive sheet of the present invention for achieving the above object is a base material layer having a mirror glossiness Gs (60 °) of 60% or more according to JIS Z8741-1997 (ISO 2813: 1994), and a pressure-sensitive adhesive layer. And the release liner are provided in this order in the stacking direction.
  • the method for producing the pressure-sensitive adhesive sheet of the present invention for achieving the above object is among the base material layer having a mirror glossiness Gs (60 °) of 60% or more according to JIS Z8741-1997 and the release liner.
  • a pressure-sensitive adhesive layer is formed on at least one of the layers, and the base material layer and the release liner are bonded to each other via the pressure-sensitive adhesive layer.
  • the cast coated paper used for the release liner has excellent smoothness of the cast coat layer on the surface, and further, the paper base material itself formed of wood pulp is an L material. By including a large amount, it is difficult to form a formation. As a result, the formation of the release liner is effectively suppressed, and it is difficult for traces of formation to remain on the adhesive sheet.
  • the pressure-sensitive adhesive sheet 10 of the embodiment has a base material layer 11, a pressure-sensitive adhesive layer 12, and a release liner 100 in this order in the stacking direction.
  • the adhesive sheet 10 is, for example, a high-gloss decorative sheet that decorates the surface of an adherend such as an automobile, a home appliance, or furniture, and can be used as a substitute for painting, for example.
  • the adhesive sheet 10 is used by peeling off the release liner 100, and is attached to the adherend via the adhesive layer 12.
  • a release agent layer may be formed on the surface of the release liner 100 in contact with the pressure-sensitive adhesive layer 12.
  • the release liner 100 has a convex portion 111, and a concave portion 13 is formed in the pressure-sensitive adhesive layer 12 corresponding to the convex portion 111.
  • the convex portion 111 is continuous and extends in a straight line, but the present invention is not limited to this, and the convex portion 111 may be bent. Further, the number of convex portions 111 is not particularly limited. Further, in the illustrated example, the plurality of convex portions 111 extend in parallel with each other, but the present invention is not limited to this, and a form in which the plurality of convex portions 111 intersect each other in a grid pattern, for example, is also present invention. Is included in the range of.
  • the convex portion 111 has a triangular cross-sectional shape in the cross-sectional shape of the release liner 100 in the thickness direction, but the present invention is not limited to this.
  • the convex portion 111 may have another cross-sectional shape such as a rectangular shape (square, rectangular), a trapezoidal shape, or a semi-elliptical shape.
  • the concave portion 13 has a shape in which the shape of the convex portion 111 is inverted.
  • the pressure-sensitive adhesive sheet 10 has a groove-shaped recess 13 formed in the pressure-sensitive adhesive layer 12, even if air enters between the adherend and the adherend when the pressure-sensitive adhesive sheet 10 is attached to the adherend, the air can pass through the recess 13. It is discharged and can suppress blisters.
  • the adhesive sheet 10 decorates the adherend with the color and luster imparted to the base material layer 11. Further, the base material layer 11 may be provided with a handle.
  • the mirror glossiness Gs (60 °) according to JIS Z8741-1997 is 60% or more.
  • the upper limit of the mirror glossiness Gs (60 °) is not particularly limited, but is, for example, 120%.
  • the mirror glossiness Gs (60 °) can be measured by, for example, a gloss meter “VG7000” manufactured by Nippon Denshoku Kogyo Co., Ltd.
  • the base material layer 11 preferably contains a colorant and a resin.
  • the thickness of the base material layer 11 is not particularly limited, but is, for example, 50 ⁇ m or more and 200 ⁇ m or less.
  • Examples of the resin forming the base material layer 11 include polyurethane, polyolefin, polyvinyl chloride, ethylene-vinyl acetate copolymer and the like.
  • Examples of the colorant contained in the base material layer 11 include carbon black (furness black, channel black, acetylene black, thermal black, lamp black, pine smoke, etc.), graphite (graphite), copper oxide, manganese dioxide, and aniline black. , Perylene black, titanium black, cyanine black, activated carbon, ferrite (non-magnetic ferrite, magnetic ferrite, etc.), magnetite, chromium oxide, iron oxide, molybdenum disulfide, chromium complex, composite oxide black dye, anthraquinone organic black dye And so on.
  • the base material layer 11 may have a clear layer whose gloss can be adjusted on the surface opposite to the pressure-sensitive adhesive layer 12.
  • a clear layer whose gloss can be adjusted on the surface opposite to the pressure-sensitive adhesive layer 12.
  • the resin forming the clear layer for example, fluororesin; polyurethane; acrylic polymer; polyvinyl chloride; polyolefin such as polyethylene and polypropylene; thermoplastic elastomer such as olefin and polyester; and resin such as ionomer can be used.
  • the base material layer 11 may be a stabilizer (for example, Ba—Zn type, etc.), a lubricant, a filler, a processing aid, a plasticizer, a softener, a metal powder, an antifogging agent, an ultraviolet scattering agent, or the like, if necessary.
  • An ultraviolet shielding agent such as an ultraviolet absorber, an antioxidant, an antistatic agent, a hard-twisting agent and the like may be appropriately contained.
  • the pressure-sensitive adhesive layer 12 is not particularly limited as long as it can exhibit a desired adhesive force with respect to the adherend.
  • Examples of the pressure-sensitive adhesive forming the pressure-sensitive adhesive layer 12 include acrylic pressure-sensitive adhesive, rubber-based pressure-sensitive adhesive, silicone-based pressure-sensitive adhesive, urethane-based pressure-sensitive adhesive, polyester-based pressure-sensitive adhesive, styrene-diene block copolymer pressure-sensitive adhesive, and vinyl. Examples thereof include, but are not limited to, alkyl ether-based pressure-sensitive adhesives, polyamide-based pressure-sensitive adhesives, and fluorine-based pressure-sensitive adhesives. In addition, these pressure-sensitive adhesives may be used alone or in combination of two or more.
  • the thickness of the pressure-sensitive adhesive layer 12 is, for example, 10 ⁇ m or more and 100 ⁇ m or less, but is not limited thereto.
  • the release liner 100 has a structure in which the polyolefin layer 110 and the polyolefin layer 120 are laminated on the cast coated paper 130 from both sides in the thickness direction.
  • the release liner 100 on the side of the polyolefin layer 110 for example, rubber-based elastomers such as silicone, olefin-based resin, isoprene-based resin, and butadiene-based resin, long-chain alkyl-based resin, and long-chain alkyl acrylate.
  • the release agent layer may be formed by a release agent such as a based resin, an alkyd resin, or a fluororesin, but the present invention is not limited to this. If the polyolefin layer 110 is formed by a copolymer of a release agent and a polyolefin resin as exemplified here, the polyolefin layer 110 itself can exhibit good peelability even without the release agent layer.
  • the polyolefin layers 110 and 120 are layers in which the polyolefin resin is the main component of the resin contained in the layer.
  • the main component refers to a resin contained in an amount of 60% by mass or more (upper limit 100% by mass), preferably 75% by mass or more (upper limit 100% by mass), and 85% by mass or more (upper limit 100% by mass). It is more preferably contained (100% by mass), and most preferably 95% by mass or more (upper limit 100% by mass).
  • polyolefin resin forming the polyolefin layers 110 and 120 examples include polyethylene, polypropylene, and polymethylpentene. Since the polyolefin layer 110 is provided with the convex portion 111, it is preferably formed of polyethylene from the viewpoint of processability.
  • the thickness (maximum thickness) of the polyolefin layers 110 and 120 is not particularly limited, but is, for example, 5 ⁇ m or more and 50 ⁇ m or less.
  • the cast coated paper 130 has a structure in which the paper base material 131, the clay coat layer 132 (sealing layer), and the cast coat layer 133 are laminated in this order.
  • the paper base material 131 is formed of wood pulp.
  • Wood pulp includes N material and L material.
  • N material is wood pulp made from softwood, and its fibers are thick and long.
  • L material is wood pulp made from hardwood, and its fibers are thin and short.
  • the paper base material 131 contains the N material and the L material so that the ratio of the latter is larger than that of the former, or the paper base material 131 is made of the L material without containing the N material.
  • the ratio of N material to L material in the paper base material 131 N material / L material is 0 or more and 2/3 or less in terms of mass ratio.
  • the paper base material 131 is composed of the L material without including the N material.
  • the thickness of the paper base material 131 is not particularly limited, but is, for example, 80 ⁇ m or more and 150 ⁇ m or less.
  • the clay coat layer 132 contains clay and a binder resin. Further, the clay coat layer 132 may contain other additives in addition to the clay and the binder resin.
  • Examples of the clay contained in the clay coat layer 132 include, but are not limited to, kaolin, talc, bentonite, smectite, vermiculite, mica, chlorite, kibushi clay, gairome clay, and halloysite. These clays may be used alone or in combination of two or more.
  • the binder resin contained in the clay coat layer 132 is not particularly limited, and for example, a styrene-butadiene copolymer, an ethylene-vinyl chloride copolymer, a methyl methacrylate-butadiene copolymer, an ethylene-vinyl acetate copolymer, ( Meta) Emulsion of a copolymer such as an acrylic acid ester copolymer; examples thereof include water-soluble resins such as casein, dextrin, starch, oxidized starch, carboxymethyl cellulose, methyl cellulose, ethyl cellulose, hydroxyethyl cellulose and polyvinyl alcohol. These binder resins may be used alone or in combination of two or more.
  • Additives contained in the clay coat layer 132 other than the clay and the binder resin are not particularly limited, and are, for example, pigments, pigment dispersants, defoamers, foam inhibitors, viscosity modifiers, lubricants, water resistant agents, and water retention agents. Examples include agents and coloring materials.
  • the clay coat layer 132 is given as an example of the sealing layer, but the sealing layer of the present invention is not limited to the clay coat layer 132, and does not contain clay and is a binder as described in the previous step. It may be a resin layer formed of a resin. Further, such a resin layer may contain additives as mentioned in the previous stage.
  • the cast coat layer 133 contains a pigment and a binder resin. Further, the cast coat layer 133 may contain other additives in addition to the pigment and the binder resin.
  • Examples of the pigment contained in the cast coat layer 133 include kaolin, calcined kaolin, calcium carbonate, talc, aluminum hydroxide, titanium dioxide, barium sulfate, zinc oxide, satin white, aluminum silicate, magnesium silicate, and synthetic amorphous silica. However, it is not limited to these. These pigments may be used alone or in combination of two or more.
  • the binder resin contained in the cast coat layer 133 is not particularly limited, and for example, the resins listed above can be used as the binder resin contained in the clay coat layer 132, or one kind of resin can be used alone. Also, two or more kinds of resins may be used in combination.
  • the additives contained in the cast coat layer 133 other than the pigment and the binder resin are not particularly limited, and examples thereof include pigment dispersants, mold release agents, defoamers, viscosity modifiers, water resistant agents, and preservatives. ..
  • the cast coated paper 130 is produced by forming the clay coat layer 132 on the paper base material 131 and then forming the cast coat layer 133.
  • the clay coat layer 132 is formed by applying a coating liquid prepared by diluting clay and a binder resin with an arbitrary suitable solvent to a paper base material 131 and drying the coating liquid. Calendar processing is applied.
  • the coating method is not particularly limited, and examples thereof include a roll coating method, a gravure coating method, a reverse coating method, a roll brushing method, a spray coating method, an air knife coating method, an impregnation method, and a curtain coating method. Can be mentioned.
  • the cast coat layer 133 is formed by applying a coating liquid prepared by diluting a pigment and a binder resin with an appropriate solvent to the clay coat layer 132 by a coating method as described above to form a coating film. It is formed by drying while pressing the coating film with a heated metal mirror surface drum (cast drum).
  • the coating film may be dried by a mirror surface drum in a wet state, may be dried by a mirror surface drum after being passed through a coagulating liquid to be in a gelled state, or may be dried once and then rewetted. It may be returned to a wet state with a liquid and then dried with a mirror-finished drum. Since the cast coat layer 133 is formed while being pressed by the mirror surface drum (cast drum), it has excellent smoothness and exhibits a strong luster.
  • the polyolefin layers 110 and 120 are formed.
  • the polyolefin layer 110 is formed on the surface of the cast-coated paper 130 on the side of the cast-coated layer 133, and the polyolefin layer 120 is formed on the surface of the opposite side of the cast-coated paper 130.
  • the polyolefin layer 120 is formed, but the order of formation is not limited.
  • the polyolefin layers 110 and 120 are formed, for example, by a melt extrusion method.
  • the convex portion 111 is formed by, for example, embossing the layer of the polyolefin resin formed by the melt extrusion method, preferably before the polyolefin resin is solidified.
  • the embossed roll having the concave portion formed on the outer peripheral surface is pressed against the layer of the polyolefin resin, and the concave portion on the outer peripheral surface of the embossed roll is inverted and transferred to the polyolefin resin, and as a result, the convex portion 111 is formed. Is done.
  • the pressure-sensitive adhesive layer 12 is formed on the surface provided with the convex portion 111, and the base material layer 11 and the release liner 100 are bonded to each other via the pressure-sensitive adhesive layer 12. As a result, the adhesive sheet 10 is produced.
  • the pressure-sensitive adhesive layer 12 is formed, for example, by applying the pressure-sensitive adhesive composition to the surface of the release liner 100 provided with the convex portion 111 and drying the pressure-sensitive adhesive composition.
  • How the pressure-sensitive adhesive composition is applied is not particularly limited, and is known, for example, a roll coater, a knife coater, an air knife coater, a bar coater, a blade coater, a slot die coater, a lip coater, a gravure coater, or the like. It can be applied using an apparatus.
  • cast coated paper 130 is used for the release liner 100.
  • the cast coat layer 133 on the surface is formed while being pressed by a mirror surface drum (cast drum). Therefore, the cast coat layer 133 is particularly excellent in smoothness as compared with a general coat layer. Has sex.
  • the paper base material 131 formed of wood pulp contains a large amount of L material, which makes it difficult for the paper base material 131 itself to form a formation. ..
  • Wood pulp includes N material in addition to L material, but in N material, the directions of the fibers are relatively aligned, and when the water content increases or decreases as the coating liquid is applied and dried in the process of forming the coat layer. , Dense and sparse fibers are likely to be formed, and such uneven fiber density tends to cause "waviness" that causes formation.
  • each microscopic fiber can also be a factor in causing formation, but N material is ground because the fibers are thick and long. It is easy to cause a match.
  • the directions of the fibers are different and the fiber density is less uneven, so that it is difficult to generate "waviness". Thin and short. Therefore, the paper base material 131 itself is unlikely to cause formation.
  • the formation of the release liner 100 is effectively suppressed by the characteristics of the cast coat layer 133 having excellent smoothness and the paper base material 131 itself containing a large amount of L material, so that the release liner 100 is peeled off. Even if the liner 100 and the base material layer 11 are bonded to each other, the formation of the release liner 100 is unlikely to be transferred to the base material layer 11, and traces of the formation are unlikely to remain on the adhesive sheet 10.
  • the release liner 100 has a clay coat layer 132 (sealing layer) between the paper base material 131 and the cast coat layer 133, and is applied when the cast coat layer 133 is formed. It is suppressed that the coating liquid permeates into the paper base material 131.
  • the coating liquid soaks into the paper base material 131, the texture of the paper base material 131 may emerge on the surface of the coating film and the cast coat layer 133.
  • the clay coat layer 132 (eyes) The stop layer) closes the gaps between the fibers on the surface of the paper base material 131 and suppresses the penetration of such a coating liquid, so that the smoothness of the cast coat layer 133 can be further improved.
  • the release liner 100 is difficult to curl.
  • the base material layer 11 and the release liner 100 are bonded to each other by forming an adhesive layer 12 on the release liner 100 side. Also includes a form in which the pressure-sensitive adhesive layer 12 is formed on the base material layer 11 side, and the base material layer 11 and the release liner 100 are bonded to each other.
  • the cast coated paper preferably has a sealing layer between the cast coat layer and the paper base material, but the present invention is not limited to this.
  • the scope of the present invention also includes a form in which there is no sealing layer between the cast coat layer and the paper base material and the cast coat layer is directly laminated on the paper base material.
  • the shape of the adhesive sheet is not particularly limited, and may be, for example, a rectangular shape such as a square or a rectangle, a long shape, or a shape corresponding to the shape of the adherend. There may be.
  • Adhesive sheet 11 base material layer, 12 Adhesive layer, 13 recess, 100 peeling liner, 110 Polyolefin layer, 111 convex part, 120 polyolefin layer, 130 cast coated paper, 131 Paper substrate, 132 Clay coat layer (sealing layer), 133 Cast coat layer.

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Abstract

Le problème décrit par la présente invention est de fournir un film protecteur qui n'est pas susceptible de laisser des marques de texture, une feuille adhésive et un procédé de fabrication de la feuille adhésive. La solution selon l'invention porte sur un film protecteur 100 qui comprend une couche de polyoléfine 110, dont la surface est pourvue de protubérances consécutives 111, et un papier couché à haut brillant 130 sur lequel la couche de polyoléfine est stratifiée. Le matériau de base de papier 131, sur laquelle est stratifiée la couche à haut brillant 133 qui forme la couche de surface du papier couché à haut brillant, est formé de pâte de bois et est telle que le rapport matériau N/matériau L du matériau N sur le matériau L est de 0-2/3 exprimé en rapport de masse.
PCT/JP2019/040060 2019-10-10 2019-10-10 Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive WO2021070335A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2019/040060 WO2021070335A1 (fr) 2019-10-10 2019-10-10 Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive
JP2021551048A JPWO2021070335A1 (fr) 2019-10-10 2019-10-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/040060 WO2021070335A1 (fr) 2019-10-10 2019-10-10 Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive

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Publication Number Publication Date
WO2021070335A1 true WO2021070335A1 (fr) 2021-04-15

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PCT/JP2019/040060 WO2021070335A1 (fr) 2019-10-10 2019-10-10 Film protecteur, feuille adhésive et procédé de fabrication de feuille adhésive

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003127258A (ja) * 2001-10-19 2003-05-08 Dainippon Printing Co Ltd 離型シート及びそれを用いて製造された合成皮革
WO2005116156A1 (fr) * 2004-05-31 2005-12-08 Lintec Corporation Feuille adhésive sensible à la pression et procédé de fabrication de celle-ci
JP2018104844A (ja) * 2016-12-27 2018-07-05 大日本印刷株式会社 離型紙、合成皮革、および離型紙の製造方法
JP2019137716A (ja) * 2018-02-06 2019-08-22 リンテック株式会社 ウィンドウフィルムおよびその製造方法
WO2019177057A1 (fr) * 2018-03-15 2019-09-19 リンテック株式会社 Substrat pour feuilles de protection, et feuille de protection
WO2019188003A1 (fr) * 2018-03-30 2019-10-03 日本製紙株式会社 Papier couché pour matériau de base de papier de procédé
JP2019171707A (ja) * 2018-03-29 2019-10-10 大日本印刷株式会社 離型紙、離型紙の製造方法、被賦形体および合成皮革

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5558913A (en) * 1994-09-16 1996-09-24 Avery Dennison Corporation Primerless pressure-sensitive adhesive constructions
JP2010228413A (ja) * 2009-03-30 2010-10-14 Dainippon Printing Co Ltd 工程剥離紙およびその製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003127258A (ja) * 2001-10-19 2003-05-08 Dainippon Printing Co Ltd 離型シート及びそれを用いて製造された合成皮革
WO2005116156A1 (fr) * 2004-05-31 2005-12-08 Lintec Corporation Feuille adhésive sensible à la pression et procédé de fabrication de celle-ci
JP2018104844A (ja) * 2016-12-27 2018-07-05 大日本印刷株式会社 離型紙、合成皮革、および離型紙の製造方法
JP2019137716A (ja) * 2018-02-06 2019-08-22 リンテック株式会社 ウィンドウフィルムおよびその製造方法
WO2019177057A1 (fr) * 2018-03-15 2019-09-19 リンテック株式会社 Substrat pour feuilles de protection, et feuille de protection
JP2019171707A (ja) * 2018-03-29 2019-10-10 大日本印刷株式会社 離型紙、離型紙の製造方法、被賦形体および合成皮革
WO2019188003A1 (fr) * 2018-03-30 2019-10-03 日本製紙株式会社 Papier couché pour matériau de base de papier de procédé

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