WO2020153226A1 - Corps de rouleau de ruban autoadhésif - Google Patents

Corps de rouleau de ruban autoadhésif Download PDF

Info

Publication number
WO2020153226A1
WO2020153226A1 PCT/JP2020/001287 JP2020001287W WO2020153226A1 WO 2020153226 A1 WO2020153226 A1 WO 2020153226A1 JP 2020001287 W JP2020001287 W JP 2020001287W WO 2020153226 A1 WO2020153226 A1 WO 2020153226A1
Authority
WO
WIPO (PCT)
Prior art keywords
self
pressure
adhesive tape
sensitive adhesive
adhesive
Prior art date
Application number
PCT/JP2020/001287
Other languages
English (en)
Japanese (ja)
Inventor
真輝 小出
Original Assignee
ニチバン株式会社
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 ニチバン株式会社 filed Critical ニチバン株式会社
Priority to JP2020568104A priority Critical patent/JP7441185B2/ja
Publication of WO2020153226A1 publication Critical patent/WO2020153226A1/fr

Links

Images

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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J125/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Adhesives based on derivatives of such polymers
    • C09J125/02—Homopolymers or copolymers of hydrocarbons
    • C09J125/04—Homopolymers or copolymers of styrene
    • C09J125/08—Copolymers of styrene
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/38—Pressure-sensitive adhesives [PSA]

Definitions

  • the present invention relates to a self-adhesive pressure-sensitive adhesive tape roll body.
  • the self-adhesive pressure-sensitive adhesive tape is a pressure-sensitive adhesive tape having a pressure-sensitive adhesive layer and a base material layer like a normal pressure-sensitive adhesive tape, and binds various articles such as fresh vegetables, fresh flowers, documents, newspapers and magazines. It is an adhesive tape specialized for that purpose (for example, Patent Document 1).
  • the method of using the self-adhesive adhesive tape is usually as follows. Cover the outer periphery of the self-adhesive tape with the self-adhesive adhesive tape so that the self-adhesive surface (adhesive layer surface) of the self-adhesive tape faces the object to be bound (object to be bound), and then attach the self-adhesive surfaces of the adhesive tape to each other.
  • the objects to be bound are bound by sticking them together.
  • the self-adhesive pressure-sensitive adhesive tape has a high adhesive force (self-adhesive force) between the adhesive surfaces and a high tackiness in order to reduce the influence of adhesive residue on the material to be bound and to achieve sufficient binding property. It is required to have low adhesion properties.
  • the self-adhesive pressure-sensitive adhesive tape is usually sold as a self-adhesive pressure-sensitive adhesive tape roll formed by winding a long self-adhesive pressure-sensitive adhesive tape. Furthermore, a dedicated device for assisting the use of such a self-adhesive pressure-sensitive adhesive tape roll body has also been studied (for example, Patent Document 2).
  • the self-adhesive pressure-sensitive adhesive tape has a lower self-adhesive binding property (self-adhesive force and self-adhesive force) depending on the type of the object to be bound. Both tackiness and higher self-adhesion must be achieved.
  • an object of the present invention is to provide a self-adhesive pressure-sensitive adhesive tape roll body having all of high self-adhesion binding property, low tack, and low rewinding property.
  • the present inventors have conducted diligent research based on the above problems, and found that the above problems can be solved by combining a specific tape-shaped substrate and a specific adhesive tape member, and completed the present invention. It was That is, the present invention is as follows.
  • the present invention is A self-adhesive pressure-sensitive adhesive tape roll body obtained by winding a pressure-sensitive adhesive tape member having a tape-shaped base material and an adhesive layer provided on one surface of the tape-shaped base material directly or via another layer, in a roll shape.
  • the pressure-sensitive adhesive layer contains a styrene-based elastomer and a tackifying resin
  • the tackifying resin contains an alicyclic saturated hydrocarbon resin
  • the tape-shaped base material has a surface roughness based on JIS B 0601-2013 of 0.5 to 5.0 ⁇ m in terms of arithmetic average roughness (Ra) on the surface opposite to the surface provided with the adhesive layer.
  • the self-adhesive pressure-sensitive adhesive tape roll body is characterized by having a fine concavo-convex structure having a ten-point average roughness (Rz) of 10 to 50 ⁇ m.
  • the fine concavo-convex structure has a surface roughness based on JIS B 0601-2013 of 1.0 to 4.0 ⁇ m in terms of arithmetic average roughness (Ra) and 20 in terms of ten-point average roughness (Rz). It may be up to 40 ⁇ m.
  • the pressure-sensitive adhesive layer may contain a high styrene content elastomer having a styrene content of more than 20 mass% and a low styrene content elastomer having a styrene content of 20 mass% or less.
  • the ratio (El/Eh) may be 2.0 or less.
  • the ratio of the alicyclic saturated hydrocarbon resin to the entire tackifying resin in the pressure-sensitive adhesive layer may be 50 to 95% by mass.
  • the pressure-sensitive adhesive tape member may be a laminate in which the tape-shaped substrate, the ink layer, the primer layer, and the pressure-sensitive adhesive layer are laminated in this order.
  • the self-adhesive pressure-sensitive adhesive tape roll body may be a plant invitation.
  • a self-adhesive pressure-sensitive adhesive tape roll body having all of high self-adhesion binding property, low tack, and low rewinding property.
  • FIG. 1 shows a conceptual side view of a self-adhesive pressure-sensitive adhesive tape roll body 100 according to this embodiment.
  • FIG. 2 is a conceptual side view of the adhesive tape member 110 according to this embodiment.
  • FIG. 3 is a conceptual diagram of the self-adhesion holding force testing method according to the present embodiment.
  • the roll diameter, the number of windings of the pressure-sensitive adhesive tape member 110, and the like can be changed as appropriate.
  • the material and shape of the shaft core 120 are not particularly limited, and can be appropriately changed depending on the application of the self-adhesive pressure-sensitive adhesive tape roll body 100.
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 may be a roll body having no axis 120 (so-called coreless type).
  • the adhesive tape member 110 will be described in detail below.
  • the adhesive tape member 110 is a laminated body including a tape-shaped base material 111 and an adhesive layer 114 provided on one surface of the tape-shaped base material 111.
  • another layer may be interposed between the tape-shaped substrate 111 and the adhesive layer 114.
  • the other layer is preferably the ink layer 112 and the primer layer 113.
  • the adhesive tape member 110 is, as shown in FIG. 2, a laminated body in which a tape-shaped substrate 111, an ink layer 112, a primer layer 113, and an adhesive layer 114 are laminated in this order. Is preferred.
  • Tape-shaped substrate 111 A fine concavo-convex structure is provided on the surface of the tape-shaped substrate 111 opposite to the surface on which the adhesive layer 114 is provided (tape-shaped substrate surface 111a in FIG. 2).
  • the tape-shaped substrate surface 111a and the surface of the pressure-sensitive adhesive layer 114 are wound so as to be in contact with each other.
  • the fine concavo-convex structure provided on the tape-shaped substrate surface 111a is transferred to the pressure-sensitive adhesive layer surface 114a.
  • the pressure-sensitive adhesive tape member 110 pulled out from the self-adhesive pressure-sensitive adhesive tape roll body 100 also has the same fine uneven structure.
  • the contact area of the pressure-sensitive adhesive layer 114 having a predetermined component with the adherend is reduced, and low tackiness is realized, and at the same time, the pressure-sensitive adhesive layer. Since the concavo-convex structure is crushed when the 114 are pressure-bonded to each other, a strong adhesive force (self-adhesiveness) derived from the adhesive forming the adhesive layer 114 is exhibited.
  • the tape-shaped substrate surface 111a has a surface roughness according to JIS B 0601-2013 of 0.5 to 5.0 ⁇ m (or more than 0.5 and 5.0 ⁇ m) in terms of arithmetic average roughness (Ra). (Less than) fine uneven structure is provided.
  • the surface roughness based on JIS B 0601-2013 is 1.0 to 4.0 ⁇ m (or more than 1.0 and less than 4.0 ⁇ m) in terms of arithmetic average roughness (Ra). It is preferable to have.
  • the surface roughness based on JIS B 0601-2013 is preferably 10 to 50 ⁇ m in ten-point average roughness (Rz), and more preferably 20 to 40 ⁇ m in ten-point average roughness (Rz). preferable. More specifically, this surface roughness can be measured by the following method. Using Surfcoder ET4000A manufactured by Kosaka Laboratory, one surface is measured under the following conditions. Measuring force: 30 ⁇ N X pitch: 4.00 ⁇ m Y pitch: 4 ⁇ m Z measurement magnification: 10000 X feed rate: 0.5 mm/sec Low frequency cut: 0.8mm High cut: R+W Leveling: least squares
  • the fine concavo-convex structure can be formed by a known processing method, for example, satin finish processing, sandblasting, hairline processing, etc.
  • the fine concavo-convex structure is formed by the satin finish processing in that a fine concavo-convex structure can be formed.
  • a fine concavo-convex structure can be formed.
  • the material of the tape-shaped substrate 111 is not particularly limited, and examples thereof include a plastic film formed of a polyolefin resin, a polyester resin, a vinyl chloride resin, a polyimide resin, a crepe paper, a Japanese paper, and a non-woven fabric. .. These may be used alone or in combination of two or more. Further, the tape-shaped substrate 111 may be a laminated body including a plurality of layers. Furthermore, when the tape-shaped substrate 111 is a laminated body composed of a plurality of layers, a layer composed of a pressure-sensitive adhesive or an adhesive may be interposed.
  • the material for the tape-shaped substrate 111 is preferably a plastic film.
  • the thickness of the tape-shaped substrate 111 is not particularly limited, but may be, for example, 50 to 100 ⁇ m, preferably 60 to 80 ⁇ m.
  • the tape-shaped base material 111 may have a back surface treatment agent applied to the back surface (tape-shaped base material surface 111a) side of the tape-shaped base material 111.
  • a back surface treating agent a publicly known conventional one can be used, and examples thereof include a long-chain alkyl-based back surface treating agent.
  • the ink layer 112 is usually a layer formed by directly coloring (including printing) on the surface of the tape-shaped substrate 111 (the surface of the tape-shaped substrate 111 on the side of the adhesive layer 114), It may be formed of a film or the like colored with a predetermined colorant.
  • primer layer 113 >> The primer layer 113 can be described, for example, in International Publication No. 2014/126158.
  • the pressure-sensitive adhesive layer 114 is formed of a pressure-sensitive adhesive composition containing a styrene-based elastomer and a tackifying resin.
  • the pressure-sensitive adhesive layer 114 may include other components as needed.
  • the styrene elastomer is not particularly limited and includes, for example, styrene-isoprene-styrene block copolymer (SIS), styrene-butadiene-styrene block copolymer (SBS), styrene-ethylenebutylene-styrene block copolymer ( SEBS), styrene-ethylene propylene-styrene block copolymer (SEPS), styrene-ethylene ethylene propylene-styrene block copolymer (SEEPS), styrene-butadiene-butene-styrene block copolymer (SBBS) and the like. .. In addition, these may be partially modified. These may be used alone or in combination of two or more.
  • SIS styrene-isoprene-styrene block copolymer
  • SBS styrene-buta
  • styrene-based elastomer a form containing only a high styrene content elastomer having a styrene content of more than 20% by mass, a form containing only a low styrene content elastomer having a styrene content of 20% by mass or less, a high styrene content elastomer and a low styrene content It may be in any form including a styrene-containing elastomer, but a form including a high styrene-containing elastomer and a low styrene-containing elastomer is preferable.
  • the styrene content of the high styrene-containing elastomer is preferably more than 20% by mass and 40% by mass or less, and more preferably 25% by mass to 35% by mass.
  • the styrene content of the low styrene-containing elastomer is preferably 14% by mass to 20% by mass, more preferably 16% by mass to 18% by mass.
  • the ratio (El/Eh) of the low styrene content elastomer content (El) and the high styrene content elastomer content (Eh) in the pressure-sensitive adhesive layer is preferably 2.0 or less, and 1.5 It is more preferably the following or less, and particularly preferably 1.0 or less.
  • the content of the styrene elastomer in the pressure-sensitive adhesive layer 114 is preferably 55.5 to 62.5% by mass, more preferably 60.0 to 62.5% by mass.
  • the tackifying resin is not particularly limited, for example, rosin resin, terpene resin, aliphatic petroleum resin, alicyclic saturated hydrocarbon resin, aromatic petroleum resin, coumarone indene resin, styrene resin, Examples thereof include phenolic resins and xylene resins. These may be used alone or in combination of two or more. In order to enhance the effect of the present invention, it is preferable to use an alicyclic saturated hydrocarbon resin as the tackifying resin.
  • the tackifying resin preferably contains an alicyclic saturated hydrocarbon resin and at least one of a terpene resin and a styrene resin, and preferably all of them.
  • the alicyclic saturated hydrocarbon resin preferably has a softening point of 90 to 140°C, more preferably 120 to 140°C.
  • the softening point of the terpene resin is preferably 80 to 130°C, more preferably 110 to 120°C.
  • the styrene resin preferably has a softening point of 100 to 140°C, more preferably 110 to 130°C.
  • the content of the alicyclic saturated hydrocarbon resin with respect to the entire tackifying resin is preferably 50% by mass or more, and is 50 to 95% by mass (specifically, 50 to 93.9% by mass). Is more preferable, and 60 to 80% by mass is particularly preferable.
  • the content of the terpene resin with respect to the entire tackifying resin is preferably 15 to 50% by mass, more preferably 25 to 40% by mass.
  • the content of the styrene resin with respect to the entire tackifying resin is preferably 1.0 to 12.0% by mass, and more preferably 5.0 to 8.0% by mass.
  • the content of the tackifying resin in the pressure-sensitive adhesive layer 114 is preferably 37.5 to 44.5 mass%, more preferably 37.5 to 40.0 mass%.
  • ⁇ Other ingredients include known additives such as fillers, antioxidants, colorants, softeners, plasticizers, ultraviolet absorbers, and antioxidants. Further, as other components, an adhesive component other than the styrene elastomer (for example, a rubber adhesive other than the styrene elastomer, an acrylic adhesive, a silicone adhesive, etc.) may be included.
  • an adhesive component other than the styrene elastomer for example, a rubber adhesive other than the styrene elastomer, an acrylic adhesive, a silicone adhesive, etc.
  • filler for example, calcium carbonate, zinc white (zinc oxide), aluminum silicate, silica, talc, diatomaceous earth, silica sand, pumice powder, slate powder, mica powder, aluminum sol, alumina white, aluminum sulfate, Barium sulfate, lithopone, calcium sulfate, molybdenum disulfide, graphite, glass fiber, glass sphere, single crystal potassium titanate, carbon fiber, activated zinc white, zinc carbonate, magnesium oxide, basic magnesium carbonate, litharge, red lead, lead Examples include white, calcium hydroxide, activated calcium hydroxide, titanium oxide and the like. These may be used alone or in combination of two or more.
  • the content of the filler in the pressure-sensitive adhesive layer 114 is 20 mass% or less, 10 mass% or less, 5 mass% or less, 1 mass% or less, 0.1 mass% or less, 0 mass% or the like. can do. Further, it is possible to improve the performance of the self-adhesive pressure-sensitive adhesive tape by blending a filler. In that case, the blending amount of the filler in the pressure-sensitive adhesive layer 114 is 0.1% by mass or more and 1% by mass or more. The amount may be 5% by mass or more and 5% by mass or more.
  • antioxidant examples include dibutylhydroxytoluene (BHT), butylhydroxyanisole (BHA), vitamin C (ascorbic acid), vitamin E (tocopherol), sodium erythorbate, propyl gallate, sodium sulfite, and sulfur dioxide. Can be mentioned. These may be used alone or in combination of two or more.
  • the colorant may be either an inorganic type or an organic type, and these may be added so as to achieve a desired color. These may be used alone or in combination of two or more.
  • Softener examples include petroleum-based softening agents, plant-based softening agents, liquid rubber, liquid tackifying resins, synthetic plasticizers and the like. These may be used alone or in combination of two or more.
  • UV absorber examples include salicylic acid derivatives, benzophenone compounds, benzotriazole compounds, and cyanoacrylate compounds. These may be used alone or in combination of two or more.
  • Antiaging agents include naphthylamine compounds, diphenylamine compounds, p-phenylenediamine compounds, other amine compounds, amine compound mixtures, quinoline compounds, hydroquinone derivatives, monophenol compounds, bisphenol compounds, trisphenol compounds. Examples thereof include compounds, polyphenol compounds, thiobisphenol compounds and the like. These may be used alone or in combination of two or more.
  • the thickness of the adhesive layer 114 is not particularly limited, but may be, for example, 10 to 40 ⁇ m, preferably 20 to 30 ⁇ m.
  • the method for producing the self-adhesive pressure-sensitive adhesive tape roll body 100 is not particularly limited and can be produced by a known method. An example of a method for manufacturing the self-adhesive pressure-sensitive adhesive tape roll body 100 will be described below.
  • an adhesive solution prepared by adding an organic solvent or the like to the raw materials forming the adhesive layer 114, and a tape-shaped substrate 111 having a fine concavo-convex structure provided on at least one surface are prepared.
  • the ink layer 112 and the primer layer 113 are formed by sequentially performing a printing process and a primer process on the surface of the tape-shaped substrate 111 opposite to the surface on which the fine concavo-convex structure is provided.
  • the adhesive liquid is applied onto the primer layer 113 using an applicator or the like. After that, for example, drying is performed at 100° C. for 3 minutes to obtain the adhesive tape member 110 in which the adhesive layer 114 is provided on the primer layer 113.
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 can be manufactured by winding the pressure-sensitive adhesive tape member 110 along the outer circumference of the shaft core 120.
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 has low tackiness, high self-adhesion binding property, and low rewinding property, it can be used for various purposes.
  • it can be used as an adhesive tape for binding various articles such as fresh vegetables, fresh flowers, documents, newspapers and magazines.
  • the adhesive is impregnated with a cloth or the like as a base material, or spray-coated on both sides to be dried, wound, cut into a tape roll, an adhesive bandage, a sports fixing tape, a sports non-slip tape, etc. Can also be used as
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 Since the self-adhesive pressure-sensitive adhesive tape roll body 100 has low tackiness and does not hinder the growth of vegetables, it can be preferably used as a reference for vegetables. Furthermore, since the self-adhesive pressure-sensitive adhesive tape roll body 100 has a high self-adhesive binding property, it can be preferably used for binding which requires a high load. For example, among the vegetable citations, it is preferable to use the tomato citations. When attracting cucumbers or grapes, it is sufficient to assume a maximum load of about 500 g for the self-adhesive pressure-sensitive adhesive tape, and the conventional self-adhesive pressure-sensitive adhesive tape can be used.
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 according to the present invention has low tackiness and high self-adhesion bundling property, it can sufficiently handle such a heavy vegetable attraction.
  • the self-adhesive pressure-sensitive adhesive tape roll body 100 has low tackiness and low rewinding property
  • Examples 1 to 14 Tables 1 to 3] 20 parts by weight of "low styrene SIS (styrene content: 16% by mass, Quintac 3433N manufactured by Nippon Zeon Co., Ltd.)" as an elastomer ratio, "high styrene SIS (styrene content: 25% by mass, Asaprene ATN521 manufactured by Asahi Kasei Co., Ltd.)” 80 A tackifying resin "Terpene resin (YS Hara Chemical Co., Ltd.: YS resin PX1150N)", “Alicyclic saturated hydrocarbon resin (Arakawa Chemical Industry Co., Ltd.: Alcon P140)", and "styrene resin ( Several types of rubber-based pressure-sensitive adhesives were prepared by changing the compounding number of each of "Mitsui Chemicals: FTR2120)” and “styrene resin (Mitsui Chemicals: FTR2140)".
  • a CPP film having a thickness of 70 ⁇ m having a fine concavo-convex structure (arithmetic mean roughness (Ra) 2.9 ⁇ m, ten-point mean roughness (Rz) 29.7 ⁇ m, satin processed surface) on one surface was prepared.
  • An ink layer (coloring layer) and a primer layer were sequentially formed on the side opposite to the side having the fine concavo-convex structure of the CPP film.
  • the pressure-sensitive adhesive layer was applied onto the primer layer so as to have a thickness of 30 ⁇ m to prepare a pressure-sensitive adhesive tape having a width of 11 mm.
  • the adhesive layer was wound so that the satin-finished surface of the film was in contact with the adhesive layer to prepare an adhesive tape roll having a width of 11 mm.
  • Examples 15-18, Comparative Examples 1-2: Table 4 The effect of the fine concavo-convex structure on the adhesive property was confirmed by the following adhesive tape roll body.
  • An ink layer (coloring layer) and a primer layer were sequentially formed on the pressure-sensitive adhesive coated surface in the same manner as in Examples 1 to 14.
  • the pressure-sensitive adhesive of Example 6 was applied onto the primer layer so that the thickness of the pressure-sensitive adhesive layer was 30 ⁇ m to prepare a pressure-sensitive adhesive tape having a width of 11 mm.
  • the adhesive layer was wound so that the satin-finished surface of the film was in contact with the adhesive layer to prepare an adhesive tape roll having a width of 11 mm.
  • Test tack test A probe tack test was conducted under the conditions of 23° C. and 50% RH, using the tapes (width: 11 mm) of Examples and Comparative Examples as test pieces according to ASTM D2979. Specifically, the test piece was attached to the weight ring without slack, and a cylindrical probe having a diameter of 5 mm was applied to the adhesive surface of the test piece with a load of 0.98 ⁇ 0.001 N/cm 2 at a contact speed of 10 ⁇ 0. After contacting at 1.0 mm/sec for 1.0 ⁇ 0.01 seconds, the force (N/5 mm ⁇ ) required to peel the probe vertically from the adhesive surface at the same speed as the contact speed was measured.
  • Example 16 had the characteristics closest to the target.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Laminated Bodies (AREA)

Abstract

Le problème décrit par la présente invention est de fournir un corps de rouleau de ruban autoadhésif présentant une aptitude à la liaison auto-collante élevée, une texture peu collante, ainsi qu'une faible tendance au réenroulement. La solution selon l'invention porte sur un corps de rouleau de ruban autoadhésif qui est obtenu par enroulement d'un élément ruban adhésif en forme de rouleau, l'élément ruban adhésif ayant un matériau de base de type ruban et une couche adhésive disposée directement, ou par l'intermédiaire d'une autre couche, sur un côté du matériau de base de type ruban. Le corps de rouleau de ruban autoadhésif est caractérisé en ce que la couche adhésive comprend un élastomère à base de styrène et une résine donnant du collant, la résine donnant du collant comprend une résine hydrocarbonée aliphatique saturée alicyclique, et le matériau de base de type ruban a, sur la surface du côté opposé à la surface où la couche adhésive est disposée, une structure à microrelief présentant une rugosité de surface selon JIS B0601-2013 qui est une rugosité moyenne arithmétique (Ra) de 0,5 à 5,0 µm et une rugosité moyenne en dix points (Rz) de 10 à 50 µm.
PCT/JP2020/001287 2019-01-24 2020-01-16 Corps de rouleau de ruban autoadhésif WO2020153226A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2020568104A JP7441185B2 (ja) 2019-01-24 2020-01-16 自着性粘着テープロール体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-010676 2019-01-24
JP2019010676 2019-01-24

Publications (1)

Publication Number Publication Date
WO2020153226A1 true WO2020153226A1 (fr) 2020-07-30

Family

ID=71735471

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/001287 WO2020153226A1 (fr) 2019-01-24 2020-01-16 Corps de rouleau de ruban autoadhésif

Country Status (3)

Country Link
JP (1) JP7441185B2 (fr)
TW (1) TW202039720A (fr)
WO (1) WO2020153226A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002020366A1 (fr) * 2000-09-04 2002-03-14 Asahi Kasei Kabushiki Kaisha Film d'emballage adhesif
JP2010076287A (ja) * 2008-09-26 2010-04-08 Hitachi Chem Co Ltd 光学シート保護用粘着フィルム及びその製造法
JP2011116809A (ja) * 2009-12-01 2011-06-16 Nitto Denko Corp 表面保護シート
WO2011122287A1 (fr) * 2010-03-31 2011-10-06 東レフィルム加工株式会社 Film de protection de surfaces
JP2013227434A (ja) * 2012-04-26 2013-11-07 Nitto Denko Corp 粘着テープ
WO2015076332A1 (fr) * 2013-11-21 2015-05-28 出光ユニテック株式会社 Film de protection de surface
JP2017179228A (ja) * 2016-03-31 2017-10-05 積水化学工業株式会社 粘着テープ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014126158A1 (fr) 2013-02-14 2014-08-21 ニチバン株式会社 Bande de liaison auto-adhésive

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002020366A1 (fr) * 2000-09-04 2002-03-14 Asahi Kasei Kabushiki Kaisha Film d'emballage adhesif
JP2010076287A (ja) * 2008-09-26 2010-04-08 Hitachi Chem Co Ltd 光学シート保護用粘着フィルム及びその製造法
JP2011116809A (ja) * 2009-12-01 2011-06-16 Nitto Denko Corp 表面保護シート
WO2011122287A1 (fr) * 2010-03-31 2011-10-06 東レフィルム加工株式会社 Film de protection de surfaces
JP2013227434A (ja) * 2012-04-26 2013-11-07 Nitto Denko Corp 粘着テープ
WO2015076332A1 (fr) * 2013-11-21 2015-05-28 出光ユニテック株式会社 Film de protection de surface
JP2017179228A (ja) * 2016-03-31 2017-10-05 積水化学工業株式会社 粘着テープ

Also Published As

Publication number Publication date
JPWO2020153226A1 (ja) 2021-11-25
JP7441185B2 (ja) 2024-02-29
TW202039720A (zh) 2020-11-01

Similar Documents

Publication Publication Date Title
US5286781A (en) Pressure sensitive adhesive composition and pressure sensitive adhesive tape or sheet making use of the same
JP5295533B2 (ja) 表面保護フィルムおよび表面保護フィルム付き光学フィルム
JP2713519B2 (ja) 表面保護フィルム
US20220288889A1 (en) Laminated adhesive tape and composition therefor
ES2818536T3 (es) Lámina adhesiva sensible a la presión para neumático
ES2818535T3 (es) Lámina adhesiva sensible a la presión para neumáticos y método para producirla
EP0401509A1 (fr) Bande adhésive repositionnable d'un seul côté
WO2020153226A1 (fr) Corps de rouleau de ruban autoadhésif
JP2011013496A (ja) 光学フィルム用表面保護フィルム、及び、表面保護フィルム付き光学フィルム
WO2013021830A1 (fr) Ruban adhésif
JP4276818B2 (ja) 結束用粘着テープ
JP2023050801A (ja) 自着性粘着テープロール体
WO2012128293A1 (fr) Composition d'adhésif autocollant, et feuille d'adhésif autocollant
JP7359692B2 (ja) 植物誘引用テープロール体
JP2007182534A (ja) 感圧転写粘着テープおよび塗膜転写具
JP3205388U (ja) 粘着テープ積層体
JP7481832B2 (ja) 粘着シート
JPS62271451A (ja) ウエハ加工用フイルムの貼付け方法
JP2010261227A (ja) 床面貼着用シート
JP2000313860A (ja) 養生シート
JP2008127486A (ja) ラビング布貼付け用両面粘着テープ及びそれを貼着してなるローラ
JP2000313857A (ja) 粘着テープ、及び粘着テープの製造方法
JP2003119438A (ja) 電子部材用粘着テープ
US20240149573A1 (en) Multilayer polyolefin films and methods for their production
JPH0453885A (ja) 包装用粘着テープ

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20744517

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2020568104

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20744517

Country of ref document: EP

Kind code of ref document: A1