WO2021029225A1 - Feuille adhésive - Google Patents

Feuille adhésive Download PDF

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Publication number
WO2021029225A1
WO2021029225A1 PCT/JP2020/029177 JP2020029177W WO2021029225A1 WO 2021029225 A1 WO2021029225 A1 WO 2021029225A1 JP 2020029177 W JP2020029177 W JP 2020029177W WO 2021029225 A1 WO2021029225 A1 WO 2021029225A1
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WO
WIPO (PCT)
Prior art keywords
adhesive
adhesive layer
mass
adhesive sheet
pressure
Prior art date
Application number
PCT/JP2020/029177
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English (en)
Japanese (ja)
Inventor
三浦　学
大輔 吉村
Original Assignee
デンカ株式会社
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.)
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Publication date
Application filed by デンカ株式会社 filed Critical デンカ株式会社
Priority to JP2021539199A priority Critical patent/JPWO2021029225A1/ja
Publication of WO2021029225A1 publication Critical patent/WO2021029225A1/fr

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    • 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
    • C09J107/00—Adhesives based on natural rubber
    • 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
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • 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
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • 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 an adhesive sheet.
  • Japanese Unexamined Patent Publication No. 2011-104840 Japanese Unexamined Patent Publication No. 2001-348547 Japanese Unexamined Patent Publication No. 11-7856 Japanese Unexamined Patent Publication No. 2013-168322 Japanese Unexamined Patent Publication No. 2016-056270
  • R 1 and R 2 each independently represent a substituted or unsubstituted hydrocarbon group having 1 to 4 carbon atoms, and A is a hydrogen atom, a carbon atom, or a substituted or unsubstituted hydrocarbon group. Represents a hydrocarbon group having 1 to 18 carbon atoms, and n represents a number of 1 to 4).
  • Diisodecyl DIDP
  • DOIP di-2-ethylhexyl isophthalate
  • DDP di-2-ethylhexyl terephthalate
  • BBP benzylbutylphthalate
  • TOTM tri-2-ethylhexyl trimeritate
  • di-adipate 2-Ethylhexyl DOA
  • TCP tricresyl phosphate
  • BOA benzyloctyl adipate
  • adipate-propylene glycol-based polyester adipate-butylene glycol-based polyester
  • phthalate-propylene glycol-based polyester diphenyl cresil phosphate ( DPCP), diisodecyl adipate, epoxidized soybean oil, epoxidized flaxseed oil, chlorinated paraffin and the like.
  • the content of the plasticizer in the base material is preferably 20 to 100 parts by mass, more preferably 30 to 80 parts by mass, and even more preferably 40 to 60 parts by mass with respect to 100 parts by mass of the vinyl chloride resin.
  • the content of the plasticizer is 20 parts by mass or more, the extensibility of the adhesive sheet is likely to be improved, and the protected object is easily bent after covering the long protected object.
  • the content of the plasticizer is 100 parts by mass or less, the abrasion resistance of the adhesive sheet is unlikely to decrease, and it becomes easy to prevent the protected object from being damaged by abrasion.
  • an inorganic filler, a modifier, or other additives can be added to the base material as long as the effects of the present invention are not impaired.
  • additives include colorants, stabilizers, antioxidants, ultraviolet absorbers, lubricants and the like.
  • the toluene insoluble fraction in the adhesive layer is preferably 75% by mass or more with respect to the total mass of the adhesive layer.
  • the toluene insoluble fraction is preferably 75 to 100% by mass, more preferably 85 to 100% by mass, and even more preferably 90 to 100% by mass.
  • the toluene insoluble fraction in the adhesive layer can be measured by, for example, the following method.
  • the content of the sulfur element in the adhesive layer is preferably 1.0% by mass or less, more preferably 0.5% by mass or less, further preferably 0.3% by mass or less, and 0. It is particularly preferable that it is 1% by mass or less. Since the content of sulfur elements in the adhesive layer is low, devulcanization due to the presence of the crosslinked structure of sulfur atoms is unlikely to occur, and the storage stability in a high temperature and high humidity environment becomes better.
  • the content of sulfur elements in the adhesive layer can be calculated from the ratio of the spectral intensities of sulfur elements by elemental analysis using an energy dispersive wide-angle X-ray apparatus.
  • the pressure-sensitive adhesive may contain a cross-linking agent.
  • the cross-linking agent include sulfur-based compounds and organic peroxide-based compounds.
  • sulfur-based compounds include sulfur, sulfur chloride, sulfur dichloride, high molecular weight polysulfide, morpholini disulfide (4,4'-dithiodimorpholin), alkylphenol disulfide, tetramethylthium disulfide, and dipentamethylene.
  • sulfur-based compounds include sulfur, sulfur chloride, sulfur dichloride, high molecular weight polysulfide, morpholini disulfide (4,4'-dithiodimorpholin), alkylphenol disulfide, tetramethylthium disulfide, and dipentamethylene.
  • examples thereof include thiuram tetrasulfide and selenium dimethyldithiocarbamate.
  • the pressure-sensitive adhesive may contain an antioxidant.
  • examples of the antioxidant include phenolic compounds (4,5-thiobis (3-methyl-6-t-butylphenol), 2,5-di-t-butylhydroquinone, 2,6-di-t-butyl-.
  • antioxidants may be used alone or in combination of two or more.
  • the content of the antioxidant is preferably 0.3 to 5 parts by mass, more preferably 0.5 to 4 parts by mass, based on 100 parts by mass of the natural rubber in the pressure-sensitive adhesive.
  • the content of the antioxidant is within the above range, the storability is better.
  • the content of the antioxidant in the pressure-sensitive adhesive layer is preferably 0.3 to 5.0% by mass, preferably 0.5 to 4.0% by mass, based on the total mass of the pressure-sensitive adhesive layer. More preferred.
  • inorganic fine particles may be used alone or in combination of two or more.
  • the content thereof is preferably 5 to 100 parts by mass, more preferably 10 to 50 parts by mass with respect to 100 parts by mass of natural rubber.
  • the pressure-sensitive adhesive contains other synthetic rubber, the content thereof is preferably 40% by mass or less, more preferably 1 to 25% by mass, based on the total mass of the pressure-sensitive adhesive.
  • the pressure-sensitive adhesive may contain a surfactant, a viscosity modifier, an anti-aging agent, other additives, etc. as long as the pressure-sensitive adhesive performance is not impaired.
  • the content of these additives in the pressure-sensitive adhesive is not particularly limited as long as it has the effect of the present invention, and is preferably 20% by mass or less with respect to the total mass of the pressure-sensitive adhesive, for example.
  • the thickness of the adhesive layer is preferably 3 to 100 ⁇ m, more preferably 10 to 50 ⁇ m, from the viewpoint of developing adhesive strength and maintaining the structure of the adhesive layer.
  • the thickness of the adhesive layer is preferably 3 to 100 ⁇ m, more preferably 10 to 50 ⁇ m, from the viewpoint of developing adhesive strength and maintaining the structure of the adhesive layer.
  • ⁇ Middle layer> it is preferable to provide an intermediate layer between the base material and the adhesive layer for the purpose of further improving the adhesion between the base material and the adhesive layer.
  • the material constituting the intermediate layer include methyl methacrylate graft natural rubber and the like.
  • Methyl methacrylate graft natural rubber is a polymer obtained by graft-copolymerizing natural rubber and methacrylic acid. Since such a polymer has an affinity for both the polyvinyl chloride resin constituting the base material and the pressure-sensitive adhesive constituting the adhesive layer, the polyvinyl chloride is formed by forming an intermediate layer using the polymer.
  • the adhesiveness between the base material containing the based resin and the adhesive layer is more likely to be improved.
  • a material obtained by copolymerizing the methyl methacrylate graft natural rubber with other monomers may be used as the material constituting the intermediate layer.
  • other monomers include methyl acrylate, ethyl acrylate, n-butyl acrylate, i-butyl acrylate, t-butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, ethyl methacrylate, and methacrylic acid.
  • methacrylic acid esters such as n-butyl, i-butyl methacrylate, t-butyl methacrylate and 2-ethylhexyl methacrylate, styrene, acrylonitrile and methacrylic acid. These other monomers may be used alone or in combination of two or more.
  • styrene-butadiene-styrene block copolymer styrene-isoprene-styrene block copolymer
  • styrene-ethylene-styrene copolymer styrene-ethylene-butadiene-styrene copolymer
  • styrene-ethylene-propylene-styrene copolymer etc.
  • acrylic rubber examples include rubber. These may be used individually by 1 type, and may be used in combination of 2 or more type.
  • the thickness of the intermediate layer is preferably 0.1 to 3 ⁇ m, more preferably 0.2 to 2 ⁇ m, and particularly preferably 0.3 to 1 ⁇ m from the viewpoint of adhesion between the base material and the adhesive layer and maintenance of the structure of the intermediate layer. ..
  • the adhesive sheet of the present invention includes, for example, natural rubber, a pressure-imparting agent, a filler such as inorganic fine particles, a plasticizer, a surfactant, a viscosity modifier, an antiaging agent, and other additives, if necessary.
  • a solution, emulsion, or dispersion of a pressure-sensitive adhesive mixed with the above can be produced by applying it to one surface of a substrate, drying it in a drying furnace, and then winding it into a roll. Further, as one aspect of the method for producing an adhesive sheet of the present invention, a solution, emulsion, or dispersion of a material constituting an intermediate layer is applied to one surface of the base material and dried in a drying furnace.
  • the above-mentioned pressure-sensitive adhesive solution, emulsion or dispersion is applied onto the intermediate layer, dried, and then rolled into a roll to adhere.
  • Sheets may be manufactured.
  • a step of aging the adhesive sheet wound in a roll shape for a predetermined time, predetermined It may include a step of performing heat treatment at temperature.
  • Examples of the coating method for the adhesive and the materials constituting the intermediate layer include a forward rotation roll method, a reverse roll method, a gravure roll method, a spray method, a kiss roll method, a bar method, a knife method, a comma method, and a lip die.
  • the method and the like can be mentioned.
  • the form of the pressure-sensitive adhesive when applied it is preferable to use an emulsion with water or a dispersion from the viewpoint of safety and environmental load.
  • aging and heat treatment are preferably performed at a time and temperature at which the performance of the adhesive sheet is sufficiently stable, and particularly in the case of the adhesive sheet of the present invention, it is equal to or higher than the softening point or the glass transition point of the intermediate layer and the adhesive layer.
  • the heat treatment temperature of the adhesive sheet is preferably, for example, 100 ° C. or higher and 130 ° C. or lower.
  • the aging time is preferably 1 hour or more and 6 hours or less.
  • the thickness of the adhesive sheet of the present invention is preferably 50 to 1000 ⁇ m, more preferably 100 to 600 ⁇ m. If the thickness of the adhesive sheet is less than this upper limit, it will be easier to wrap it around the protected object, and if it is more than the lower limit, the protected object will be sufficiently mechanically damaged or worn after wrapping. Can be prevented.
  • the adhesive sheet of the present invention is use as an electrically insulating sheet.
  • the method of using the adhesive sheet is a step of winding the adhesive sheet around a protected object and then laminating and binding the adhesive layers of the adhesive sheet to each other. And the like.
  • wrapping the adhesive sheet it is desirable to wrap it so that the adhesive layer of the adhesive sheet and the protected object are in contact with each other.
  • the adhesive layers are bonded to each other, it is preferable to bond the adhesive layers to each other by crimping the adhesive layers with each other using a hand or an appropriate jig.
  • the width of the bonded portion is preferably 5 to 50 mm, and the area of the bonded portion is 50 to 50, from the viewpoint of resistance to peeling of the adhesive surface and resistance to interference with the outside. It is preferably 10000 mm 2 .
  • Another aspect of the present invention is an adhesive sheet having a base material containing polyvinyl chloride and DINP and an adhesive layer containing natural rubber provided on one surface of the base material, wherein the adhesive layer has an adhesive layer.
  • the 1 H intensity ratio of the relaxation time of 0.10 ms or less is 5 to 30%. It is a sheet.
  • the natural rubber preferably contains crosslinked natural rubber.
  • the adhesive layer preferably further contains a hindered phenolic antioxidant represented by the formula (I).
  • the thickness of the adhesive layer is preferably 10 to 50 ⁇ m.
  • Example 1 Preparation of base material
  • a vinyl chloride resin 100 parts by mass of polyvinyl chloride (manufactured by Taiyo PVC Co., Ltd., trade name "TH-1000"), and as a plasticizer, diisonyl phthalate Co., Ltd. (manufactured by J-Plus Co., Ltd.), trade name ""DINP”) 40 parts by mass, 1 part by mass of fatty acid zinc (manufactured by Tokyo Fine Chemicals Co., Ltd., trade name "EMBILIZER (registered trademark) A1341”) as a stabilizer, and stearic acid (Nichiyu Co., Ltd.) as a lubricant.
  • Examples 2 to 16, Comparative Examples 1 to 5 An adhesive sheet was obtained in the same manner as in Example 1 except that the composition of the crosslinked natural rubber emulsion, the natural rubber emulsion, the crosslinking agent, and the antioxidant in Example 1 was changed.
  • Tables 1 and 2 show the solid content of the emulsions used in Examples 2 to 16 and Comparative Examples 1 to 5.
  • the blending amount of the crosslinked natural rubber emulsion and the natural rubber emulsion used in each Example and Comparative Example means the solid content.
  • the details of the raw materials used shown in Tables 1 and 2 are as follows.
  • Cross-linked natural rubber 1 Cross-linked natural rubber emulsion (manufactured by Reditex Co., Ltd., trade name "SS58").
  • Crosslinked natural rubber 2 Crosslinked natural rubber emulsion (manufactured by Musashino Chemical Co., Ltd., trade name "S # 55”).
  • Crosslinked natural rubber 3 Crosslinked natural rubber emulsion (manufactured by Reditex Co., Ltd., trade name "PC-518R”).
  • Natural rubber 1 Natural rubber emulsion (manufactured by Reditex Co., Ltd., trade name "HA LATEX").
  • Natural rubber 2 Natural rubber emulsion (manufactured by Reditex Co., Ltd., trade name "DPL-30C”).
  • Crosslinking agent Tetramethylthiuram disulfide (manufactured by Reditex Co., Ltd., trade name "TT vulcanizing agent”).
  • Antioxidant 1 A hindered phenolic antioxidant represented by the above formula (I) (in the above formula (I), n is 4, R 1 and R 2 are t-butyl groups, and A is carbon atom oxidation. Preventive agent) (manufactured by BASF Japan Ltd., trade name "Irganox 1010").
  • Antioxidant 2 A hindered phenolic antioxidant represented by the above formula (I) (in the above formula (I), n is 1, R 1 and R 2 are t-butyl groups, and A is octadecyl group oxidation. Preventive agent) (manufactured by BASF Japan Ltd., trade name "Irganox 1076").
  • Antioxidant 3 Hindered phenolic antioxidant (manufactured by BASF Japan Ltd., trade name "Irganox 1520L”.
  • ⁇ Toluene insoluble fraction> The adhesive layer w1 [g] was separated from the adhesive sheets obtained in each Example and Comparative Example, 100 mL of toluene was added with a whole pipette, a rotor was inserted, and then the seal was sealed. Then, an Erlenmeyer flask with a stopper was set in a constant temperature water tank (50 ° C. ⁇ 2 ° C.), and the mixture was stirred with a stirrer at a rotation speed of 600 / min for 2 hours. After stirring, the Erlenmeyer flask with a stopper was cooled to 23 ° C. or lower with ice water.
  • the obtained sample was entirely filtered through a 270 mesh wire mesh that had been weighed in advance (the weight of the wire mesh before filtration was defined as w2 [g]).
  • the wire mesh after filtration was heated in an explosion-proof oven at 150 ° C. for 1 hour, and then the weight of the wire mesh was weighed (the weight of the wire mesh after filtration is w3 [g]).
  • Probe tack test According to ASTM D 2979, using a probe tack tester (manufactured by NS PROBE TACK TESTER Nichiban Co., Ltd.), a columnar probe having a diameter of 5 mm was brought into contact at a speed of 1 cm / sec in an environment of 23 ° C., and then 0.02. The load was measured when the cells were brought into contact for seconds and peeled off at a speed of 1 cm / sec. The obtained probe tack value was evaluated according to the following evaluation criteria. In addition, the A evaluation was passed. ⁇ Evaluation criteria> A: The probe tack value was 4 N / cm 2 or less in all the samples in the normal, high temperature environment, and high temperature and high humidity environment. B: The probe tack value exceeded 4 N / cm 2 in any of the samples in the normal, high temperature environment, and high temperature and high humidity environment.
  • ⁇ Adhesive strength between adhesive layers> Two test pieces having a width of 10 mm and a length of 120 mm were prepared from each sample of the adhesive sheet, and the adhesive layers of the test pieces were bonded to each other in an area of 10 mm ⁇ 100 mm in an environment of 23 ° C., and a crimping roller with a load of 2 kg was used. After making one round trip at a speed of 5 mm / sec, it was left for 20 minutes. Next, the load when the test piece was peeled off at a speed of 300 mm / min in an environment of 23 ° C. was measured. The peeling direction of the test pieces was such that the angle formed by the two test pieces after the peeling was 180 °.
  • the adhesive strength between the adhesive layers was evaluated according to the following evaluation criteria. In addition, the A evaluation was passed. ⁇ Evaluation criteria> A: The adhesive strength between the adhesive layers was 4N / 10 mm or more in all the samples in the normal state, the high temperature environment, and the high temperature and high humidity environment. B: In any of the samples in the normal state, the high temperature environment, and the high temperature and high humidity environment, the adhesive strength between the adhesive layers was less than 4N / 10 mm.
  • the adhesive sheets of Examples 1 to 16 satisfying the constitution of the present invention are less sticky, but have high adhesive strength between the adhesive layers, and are further deteriorated in a high temperature environment or a high humidity environment. It turned out to be unlikely.
  • the adhesive sheets of Comparative Examples 1 to 5 which do not satisfy the constitution of the present invention either the stickiness evaluation or the adhesive strength between the adhesive layers was inferior.
  • Base material 2 Adhesive layer 10: Adhesive sheet

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

L'invention fournit une feuille adhésive peu poisseuse mais présentant une force d'adhésion élevée entre deux couches adhésives, et peu susceptible de se dégrader dans un environnement à température élevée ou dans un environnement à humidité élevée. Plus précisément, l'invention concerne une feuille adhésive qui possède un substrat contenant une résine de chlorure de vinyle et un plastifiant, et une couche adhésive contenant un caoutchouc naturel. Selon une mesure RMN-１Ｈ à l'état solide par impulsion de ladite couche adhésive, un rapport d'intensité (１Ｈ) de temps de relaxation inférieur ou égal à 0,10 milliseconde lorsque la valeur intégrée d'une intensité (１Ｈ) pour l'ensemble du temps de relaxation correspond à 100%, est compris entre 5 et 30%. De préférence, la fraction insoluble de toluène dans ladite couche adhésive est supérieure ou égale à 75% en masse pour la masse totale de ladite couche adhésive.
PCT/JP2020/029177 2019-08-09 2020-07-30 Feuille adhésive WO2021029225A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021539199A JPWO2021029225A1 (fr) 2019-08-09 2020-07-30

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JP2019147105 2019-08-09
JP2019-147105 2019-08-09

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WO2021029225A1 true WO2021029225A1 (fr) 2021-02-18

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007240359A (ja) * 2006-03-09 2007-09-20 Mitsui Chemical Analysis & Consulting Service Inc 架橋ポリマーの架橋密度の測定方法
WO2008139742A1 (fr) * 2007-05-07 2008-11-20 Lintec Corporation Feuille adhésive sensible à la pression
WO2014185526A1 (fr) * 2013-05-16 2014-11-20 積水化学工業株式会社 Ruban adhésif de fixation d'un article
JP2017210564A (ja) * 2016-05-26 2017-11-30 ヘンケルジャパン株式会社 積層シート用接着剤
WO2018168990A1 (fr) * 2017-03-15 2018-09-20 デンカ株式会社 Feuille adhésive, matériau de protection et faisceau électrique
JP2019508545A (ja) * 2016-02-03 2019-03-28 河北永楽膠帯有限公司Ｈｅｂｅｉ Ｙｏｎｇｌｅ Ｔａｐｅ Ｃｏ．， Ｌｔｄ． ポリ塩化ビニル絶縁粘着テープに用いられるｕｖ架橋性ホットメルト感圧性接着剤
WO2019069577A1 (fr) * 2017-10-05 2019-04-11 デンカ株式会社 Feuille adhésive, matériau de protection, et faisceau électrique

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007240359A (ja) * 2006-03-09 2007-09-20 Mitsui Chemical Analysis & Consulting Service Inc 架橋ポリマーの架橋密度の測定方法
WO2008139742A1 (fr) * 2007-05-07 2008-11-20 Lintec Corporation Feuille adhésive sensible à la pression
WO2014185526A1 (fr) * 2013-05-16 2014-11-20 積水化学工業株式会社 Ruban adhésif de fixation d'un article
JP2019508545A (ja) * 2016-02-03 2019-03-28 河北永楽膠帯有限公司Ｈｅｂｅｉ Ｙｏｎｇｌｅ Ｔａｐｅ Ｃｏ．， Ｌｔｄ． ポリ塩化ビニル絶縁粘着テープに用いられるｕｖ架橋性ホットメルト感圧性接着剤
JP2017210564A (ja) * 2016-05-26 2017-11-30 ヘンケルジャパン株式会社 積層シート用接着剤
WO2018168990A1 (fr) * 2017-03-15 2018-09-20 デンカ株式会社 Feuille adhésive, matériau de protection et faisceau électrique
WO2019069577A1 (fr) * 2017-10-05 2019-04-11 デンカ株式会社 Feuille adhésive, matériau de protection, et faisceau électrique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NAKAMURA, YOSHINOBU, NODA, MASAYO, TAKAKURA, KAZUKI, FUJII, SYUJI, URAHAMA, YOSHIAKI: "Structural Analysis of Pressure-Sensitive Adhesive using Pulse NMR", JOURNAL OF THE ADHESION SOCIETY OF JAPAN, vol. 52, 2016, pages 236 - 241 *

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TW202113001A (zh) 2021-04-01

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