WO2003101859A1 - Matiere pour sac d'emballage pour composition durcissable - Google Patents

Matiere pour sac d'emballage pour composition durcissable Download PDF

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Publication number
WO2003101859A1
WO2003101859A1 PCT/JP2003/007035 JP0307035W WO03101859A1 WO 2003101859 A1 WO2003101859 A1 WO 2003101859A1 JP 0307035 W JP0307035 W JP 0307035W WO 03101859 A1 WO03101859 A1 WO 03101859A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
packaging bag
bag material
synthetic resin
polyethylene
Prior art date
Application number
PCT/JP2003/007035
Other languages
English (en)
Japanese (ja)
Inventor
Masahisa Kakinuma
Shigeru Ushiki
Hideaki Kojima
Kuniaki Fusegawa
Akira Sasaki
Minoru Murata
Takafumi Someya
Original Assignee
Taiyo Ink Manufacturing Co., Ltd.
Fujimori Kogyo Co., Ltd.
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 Taiyo Ink Manufacturing Co., Ltd., Fujimori Kogyo Co., Ltd. filed Critical Taiyo Ink Manufacturing Co., Ltd.
Priority to JP2004509562A priority Critical patent/JP4423190B2/ja
Priority to AU2003241986A priority patent/AU2003241986A1/en
Priority to KR10-2004-7019663A priority patent/KR20050007582A/ko
Publication of WO2003101859A1 publication Critical patent/WO2003101859A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/40—Applications of laminates for particular packaging purposes
    • 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
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/02—Bags or like containers made of paper and having structural provision for thickness of contents with laminated walls

Definitions

  • the present invention relates to a packaging bag material for a curable composition such as various active energy ray-curable resist inks, adhesives, coatings, and printing inks, and in particular, to ensure the stability of the curable composition over time and to transport the curable composition during transportation.
  • a curable composition such as various active energy ray-curable resist inks, adhesives, coatings, and printing inks
  • Packaging materials that ensure the safety and quality of products and are environmentally friendly.
  • resist curable compositions such as heat, infrared, visible, ultraviolet, and electron beam curable resist ink materials and adhesives, paints, printing inks, etc. are used to prevent leakage of contents. It is used in a steel or plastic container that has airtightness, gas barrier properties against oxygen and water vapor, gases such as solvents and various volatile components, and light shielding properties to prevent deterioration of the contents. I have.
  • the steel container and the plastic container have an increased weight and capacity of empty containers, and therefore, the environmental burden has been reduced today because it is required to reduce the weight and capacity of empty containers after use in consideration of the environment. large.
  • a synthetic resin sheet with gas barrier properties and light shielding properties provided by selecting and coloring synthetic resin types is used as a packaging form that can significantly reduce the weight and capacity of empty containers.
  • foodstuffs are packed in a packaging bag made of a laminated sheet provided with a metal thin film layer having a gas barrier property and a light shielding property.
  • a packaging bag consisting only of a synthetic resin sheet has sufficient gas barrier properties and light shielding properties. Can not get.
  • a packaging bag made of a laminated sheet provided with a metal thin film layer to improve gas barrier properties and light-shielding properties is flexible, the bent metal thin film is used during transportation and work. Bending marks and cracks are formed in the layer, and fragments of the metal thin film layer are mixed into the contents from the cracks.
  • curable compositions related to electronic components such as resist ink materials, conductive The quality cannot be maintained due to slight contamination.
  • the present invention has been made to solve the above-mentioned problems of conventional packaging bags, and its main purpose is to package a curable composition such as a resist ink, an adhesive, a paint, a printing ink, and the like.
  • a curable composition such as a resist ink, an adhesive, a paint, a printing ink, and the like.
  • a bag material it has excellent gas barrier properties and excellent light-shielding properties.
  • the purpose is to provide packaging materials that ensure quality, can significantly reduce the volume of used packaging containers, and are environmentally friendly. Disclosure of the invention
  • a sealant layer made of a heat-sealable synthetic resin layer and a barrier layer including a metal thin film layer are laminated via an extruded polyethylene layer.
  • the present invention provides a curable composition packaging bag material provided with:
  • the metal thin film layer in the barrier layer is an aluminum foil or an aluminum vapor-deposited layer.
  • gas barrier properties ⁇ It has excellent curability and can secure the long-term stability of the curable composition during storage, and can confirm the contamination of the thin metal film layer with simple operations to ensure the quality of the curable composition and protect the environment. It is possible to provide a packaging bag that is also considered.
  • a packaging form in which a radical polymerizable composition and air are contained in a packaging bag produced using the above-described packaging bag material is preferable.
  • FIG. 1 is a partial schematic sectional view showing a sectional structure of a preferred embodiment of the packaging bag material of the present invention.
  • the packaging bag material of the present invention has a structure in which a sealant layer having a heat-sealable synthetic resin layer on its inner surface and a barrier layer including a metal thin film layer are laminated via an extruded polyethylene layer. Has the first characteristic.
  • the packaging bag material of the present invention has excellent light-shielding properties and gas barrier properties as a packaging bag, can secure stability over time, and is easy to handle because it is a flexible bag.
  • the packaging container after use can be significantly reduced in weight, making it ideal as an environmentally friendly packaging bag material.
  • the packaging bag material of the present invention has a synthetic resin layer which can be peeled off in relation to the polyethylene layer at an interface between at least one of the sealant layer and the barrier layer and the extruded polyethylene layer.
  • the point has a second feature.
  • the packaging bag material of the present invention can be easily peeled off at the interface, so that a bent mark and a crack are formed in the bent portion of the metal thin film layer during transportation or work. In this case, it is checked whether or not fragments of the metal thin film layer have mixed into the contents from the cracks before using the interface between the extruded polyethylene layer and at least one of the sealant layer and the barrier layer. It can be easily confirmed by peeling.
  • the packaging bag material of the present invention is suitable as a packaging bag material for curable compositions such as various active energy ray-curable resist inks, adhesives, paints, printing inks, etc. due to the above-mentioned characteristics, and in particular, resist inks and the like.
  • the packaging form in which air is contained together with the radically polymerizable composition in the packaging bag (for example, the state in which air enters without filling the package bag with vacuum when filling the composition)
  • the polymerization of the radically polymerizable composition is suppressed by oxygen inhibition, whereby the storage stability of the radically polymerizable composition can be ensured.
  • the radical reaction caused by heat, ultraviolet rays, etc. is suppressed by oxygen radicals contained in the air, thereby preventing the polymerization of the curable resin and monomer components in the composition and preventing the polymer from being polymerized.
  • the radically polymerizable composition such as a resist ink can be kept stable for a long time without gelling of the radically polymerizable composition in the storage.
  • the amount of air the effect can be seen at 1% or more with respect to the volume of the radically polymerizable composition to be filled, but if it exceeds 50%, the volume of the package itself increases, which is not preferable because it is not suitable for packing. .
  • the preferred amount of air is in the range of 5% to 30%.
  • the inner surface may be formed of a heat-sealable synthetic resin layer, and a single synthetic resin layer or a laminate formed of a plurality of different synthetic resin layers may be used. it can.
  • any heat-sealable synthetic resin can be used.
  • polyolefins such as polyethylene, polypropylene, polybutene, and polypentene
  • polyesters such as polyethylene terephthalate and polybutylene terephthalate
  • high molecular weight thermoplastic resins such as polyamides such as nylon are available.
  • these synthetic resins can be used in any combination.
  • these synthetic resins are made to have any density or crystallinity at the time of resin synthesis, such as low, medium, and high.
  • the barrier layer must include at least one thin metal layer.
  • a barrier layer including a metal thin film layer as described above, gas barrier properties and light shielding properties are imparted or improved, polymerization of the curable composition by ultraviolet rays or the like, volatilization of a solvent, and gelation, deterioration, and discoloration resulting from the volatilization. Can be prevented.
  • a foil-deposited layer of aluminum, stainless steel, iron, copper, nickel, lead, etc. can be used, but an aluminum foil or an aluminum-deposited layer is preferable because it is inexpensive and has excellent light shielding performance. .
  • a metal thin film layer such as an aluminum foil is not exposed to the outermost part. Therefore, it is preferable to provide a protective layer as an outer layer of the barrier layer.
  • a protective layer as an outer layer of the barrier layer.
  • Polyolefin, polyester, polyamide, and the like can be used as the protective layer. These are preferably formed into a film or a sheet and stretched to improve strength.
  • polyester is excellent in preventing the metal thin film layer such as aluminum foil from being damaged during transportation, and this effect is particularly great when a polyester layer is arranged on the contact surface side with aluminum LU.
  • the packaging bag material of the present invention has a structure in which the sealant layer and the barrier layer are laminated via an extruded polyethylene layer, and any one of the sealant layer and the barrier layer At least one of the interfaces with the extruded polyethylene layer is provided with a synthetic resin layer capable of being peeled off in relation to the polyethylene layer (hereinafter referred to as a PE-peelable synthetic resin layer).
  • a synthetic resin layer capable of being peeled off in relation to the polyethylene layer
  • polyolefins other than polyethylene polyamides such as nylon, polyesters such as polyethylene terephthalate and polybutylene terephthalate, and films thereof can be suitably used. It is preferable that such a film is stretched to easily form a laminate that can be easily peeled. In particular, biaxially stretched polyethylene terephthalate is more preferable because it can be easily formed into a laminate that can be easily peeled, has excellent strength, and is inexpensive. It is desirable that the PE-peelable synthetic resin layer is not subjected to an adhesion improving treatment such as a corona treatment on the interface side with the extruded polyethylene layer.
  • the extruded polyethylene layer can be releasably adhered and the strength can be improved.
  • Extrusion lamination of polyethylene is performed by using dry lamination or extrusion lamination alone or in combination as appropriate, and is provided on at least one of the sealant layer and the barrier layer manufactured by laminating by a known method. It can be easily carried out on the synthetic resin layer by a conventionally known extrusion laminating method ⁇ dry laminating method.
  • the total thickness of the packaging bag material of the present invention the larger the thickness, the better the gas barrier properties, light shielding properties, and abrasion resistance. However, if the total thickness is more than 300, the sheet becomes harder and difficult to handle. If the thickness is less than 30 m / m, the abrasion resistance and the like will decrease, and holes will be formed during transportation, making the composition unsuitable for packaging of curable compositions such as resist ink. Therefore, the total thickness of the packaging bag material is preferably 30 to 300 im.
  • the thickness of the sealant layer (when the sealant layer is composed of a plurality of layers, the total thickness thereof) is desirably in the range of 5 to 100 zm, and preferably 15 ⁇ 80 ⁇ m. If the thickness of the sealant layer is less than 5 m, the adhesive strength will be weak. On the other hand, if it is greater than 100 zm, it will be difficult to secure the total thickness, which is not practical.
  • the thickness of the paria layer (the total thickness thereof when it is composed of a plurality of layers) is desirably in the range of 10 to 200 m, preferably 15 to 80 / m.
  • the thickness of the metal thin film layer in the barrier layer is desirably in the range of 5 to 100 / m, preferably 5 to 40 m. The thicker the metal thin film layer is, the more excellent the gas barrier property, the light shielding property and the abrasion resistance are.
  • the thickness is more than 100 / m, the packaging bag material itself is not preferred, which is not preferable.
  • the upper limit is naturally limited by the total thickness of the packaging bag material.
  • the thickness of the metal thin film layer is smaller than 5 / m, holes (pinholes) are easily formed in the metal thin film layer itself during transportation, and the expected effect is reduced, so that the meaning of the use is reduced.
  • the thickness of the extruded polyethylene layer is desirably in the range of 1 to 60 ⁇ m, preferably 5 to 40 zm. If the thickness of the extruded polyethylene layer is less than 1 zm, the adhesive strength will be weak. On the other hand, if it is more than 60 zm, it will be difficult to secure the total thickness, which is not practical.
  • the thickness of the PE-peelable synthetic resin layer is desirably in the range of 5 to 100 m, preferably 10 to 40 m.
  • the thickness of the PE resin layer that is easily peelable from PE is thinner, the strength of the bag at the time of peeling is low, and the bag is easily broken.On the other hand, when the thickness is more than 100 m, the total thickness is reduced. It is not practical because it is difficult to secure.
  • each layer of the laminate can be appropriately set within the above range and the range of the total thickness.
  • the bag breaking strength at the time of transportation is improved. be able to.
  • the shape of the packaging bag made from the packaging bag material of the present invention described above may be any of a flat bag, a standing type, and a gazette type, but is preferably a flat bag that is easily squeezed.
  • a material such as a spout (projecting discharge port) may be bonded with a heat seal.
  • the packaging bag filled with the curable composition can be safely transported by using a steel container or a plastic container as the outer container and randomly packing a plurality of the packaging bag units. And the breaking strength is obtained.
  • FIG. 1 shows an example of a cross-sectional structure of a packaging bag material in which a sealant layer 1 and a barrier layer 3 are laminated via an extruded polyethylene layer 2.
  • the sealant layer 1 placed inside the packaging bag to be produced is directed from inside to outside.
  • the sealant layer 1 may be obtained by co-extrusion, but is preferably laminated by an adhesive layer 5 as shown.
  • an adhesive that is usually used for dry lamination such as a urethane-based adhesive, may be used.
  • the innermost layer (polyethylene layer 4) is preferably a low-elution type polyethylene film in order to prevent components contained in the resin from migrating to the curable composition and the like.
  • the barrier layer 3 is formed by bonding and laminating an aluminum foil 7 and a polyester layer 9 with an adhesive layer 8, and the adhesive used may be the same as described above.
  • a polyester film obtained by vapor-depositing aluminum on a polyester film may be used.
  • the packaging bag material having the above structure is heat-sealed with the heat-sealable polyethylene layer 4 inside, and the bag is made into a polyester layer 6 as a PE-peelable synthetic resin layer and a polyester layer 6 on it. Since the adhesive force is weak at the interface between the laminated extruded polyethylene layers 2, the laminated portion of the extruded polyethylene layer 2 and the barrier layer 3 can be manually peeled off at this interface. Therefore, if the aluminum foil 8 between the layers is damaged during transportation, it is easy to peel off the laminated part and see if there are holes or not, and if there is any fragment of aluminum foil 8 in the contents. Can be confirmed.
  • the polyester layer 6 as the PE easily peelable synthetic resin layer may be laminated on the surface of the aluminum foil 7, or may be arranged on both sides of the extruded polyethylene layer 2.
  • the barrier layer can be peeled between the polyester layer on the aluminum foil side and the extruded polyethylene layer, and in the latter case, the barrier layer and the extruded polyethylene layer can be peeled off. Even in this case, the laminated portion including the metal thin film layer (aluminum foil) can be peeled off.
  • Solvent B dipropylene glycol monomethyl ether, manufactured by Dow Chemical Company
  • ⁇ Solvent C methoxypropanol (propylene glycol monomethyl ether, manufactured by Daicel Chemical Industries, Ltd.),
  • Juicazole C A (diethylene glycol monoethyl acetate, manufactured by Osaka Organic Chemical Company)
  • composition of packaging bag material is Composition of packaging bag material
  • a packaging bag material having the following configuration was prepared, and a test of peeling by hand at an interface indicated by “/” was performed. Table 4 shows the results of the peelability.
  • a radical polymerizable resist ink (the main ingredient of the resist ink manufactured by Taiyo Ink Manufacturing Co., Ltd., PSR-400 Z26) is filled into a plurality of packaging bags made from the packaging bag material B, and the temperature is reduced to 50 ° C. After a predetermined number of days, the air in the bag was sucked out with a syringe, and the volume was recorded. Thereafter, it was opened, and the viscosity of the resist ink was measured with an EHD type viscometer to determine the viscosity increase rate. Table 5 shows the results. Table 5
  • the packaging bag filled with the radical-polymerizable resist ink having an air content of less than 1% has the same excess as that of the air content of 1% or more. In days, the rate of increase in viscosity becomes extremely high. Industrial applicability
  • the curable composition has excellent gas barrier properties and light-shielding properties, can maintain the storage stability of the curable composition over time during storage, and can have a metal thin film layer.
  • the quality of the curable composition can be ensured by being able to confirm the contamination of the debris by simple operations, and it is possible to provide environmentally friendly packaging bags, especially resist inks, adhesives, and paints. It is useful as a packaging bag material for curable compositions such as printing inks.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
  • Wrappers (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne une matière pour sac d'emballage dont la structure est obtenue par application d'une couche d'agent d'étanchéité (1), constituée d'une résine synthétique et présentant une surface intérieure pouvant arrêter la chaleur, et d'une couche barrière (3) comportant un film mince métallique (7), une couche de polyéthylène (2) extrudée étant placée entre ces deux couches. Une couche de résine synthétique (6) qui peut être retirée de la couche de polyéthylène est placée à l'interface entre la couche de polyéthylène extrudée et la couche d'agent d'étanchéité et/ou la couche barrière. De préférence, le film mince métallique est constitué d'une feuille d'aluminium ou d'une couche d'aluminium déposée en phase vapeur. La matière pour sac d'emballage présentant cette structure peut en particulier être utilisée pour l'emballage de compositions durcissables, telles que des encres du type resist, des adhésifs, des peintures, des encres pour impression et analogues.
PCT/JP2003/007035 2002-06-04 2003-06-03 Matiere pour sac d'emballage pour composition durcissable WO2003101859A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004509562A JP4423190B2 (ja) 2002-06-04 2003-06-03 硬化性組成物の包装袋材料
AU2003241986A AU2003241986A1 (en) 2002-06-04 2003-06-03 Packaging bag material for hardenable composition
KR10-2004-7019663A KR20050007582A (ko) 2002-06-04 2003-06-03 경화성 조성물의 포장 주머니 재료

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002163182 2002-06-04
JP2002-163182 2002-06-04

Publications (1)

Publication Number Publication Date
WO2003101859A1 true WO2003101859A1 (fr) 2003-12-11

Family

ID=29706628

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/007035 WO2003101859A1 (fr) 2002-06-04 2003-06-03 Matiere pour sac d'emballage pour composition durcissable

Country Status (6)

Country Link
JP (1) JP4423190B2 (fr)
KR (1) KR20050007582A (fr)
CN (1) CN100355564C (fr)
AU (1) AU2003241986A1 (fr)
TW (1) TW200400110A (fr)
WO (1) WO2003101859A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006168764A (ja) * 2004-12-14 2006-06-29 Sekisui Film Kk 剥離袋
JP2009280283A (ja) * 2008-04-24 2009-12-03 Toppan Printing Co Ltd バリア性を有する蓋
US8800612B2 (en) 2008-04-24 2014-08-12 Toppan Printing Co., Ltd. Container and package using the same
EP2488423B1 (fr) 2009-10-16 2016-03-30 PPG Europe B.V. Sachet contenant une composition de colorant
CN107010311A (zh) * 2016-09-30 2017-08-04 常州斯开龙包装机械有限公司 一种塑料高阻隔复合编织袋及制备方法
JP2020023349A (ja) * 2018-08-08 2020-02-13 大日本印刷株式会社 包装袋及び保存食用包装袋

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KR101289691B1 (ko) * 2012-11-22 2013-08-01 주식회사 에스에프씨 포토레지스트 포장용 파우치
CN103600911A (zh) * 2013-10-20 2014-02-26 安徽嘉木橡塑工业有限公司 一种多层复合包装材料
CN103507311A (zh) * 2013-10-20 2014-01-15 江苏申凯包装高新技术股份有限公司 高速枕式自动包装膜
CN105460358A (zh) * 2015-12-15 2016-04-06 常熟市海虞茶叶有限公司 一种高抗菌性茶叶包装袋
JP7024409B2 (ja) * 2015-12-15 2022-02-24 東洋製罐株式会社 包装体
CN106125409B (zh) * 2016-06-27 2019-04-30 武汉华星光电技术有限公司 框胶包装结构及框胶备料方法
KR102161333B1 (ko) * 2016-12-28 2020-09-29 주식회사 엘지화학 양이온성 중합성 조성물의 포장 용기 및 이를 사용한 포장 방법
JP6987288B1 (ja) * 2021-06-14 2021-12-22 共同印刷株式会社 複合フィルム、蓋材、及び内容物入り蓋付容器

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006168764A (ja) * 2004-12-14 2006-06-29 Sekisui Film Kk 剥離袋
JP4615982B2 (ja) * 2004-12-14 2011-01-19 積水フイルム株式会社 包装用袋及びその製造方法
JP2009280283A (ja) * 2008-04-24 2009-12-03 Toppan Printing Co Ltd バリア性を有する蓋
US8800612B2 (en) 2008-04-24 2014-08-12 Toppan Printing Co., Ltd. Container and package using the same
EP2488423B1 (fr) 2009-10-16 2016-03-30 PPG Europe B.V. Sachet contenant une composition de colorant
CN107010311A (zh) * 2016-09-30 2017-08-04 常州斯开龙包装机械有限公司 一种塑料高阻隔复合编织袋及制备方法
CN107010311B (zh) * 2016-09-30 2020-02-18 常州斯开龙包装机械有限公司 一种塑料高阻隔复合编织袋及制备方法
JP2020023349A (ja) * 2018-08-08 2020-02-13 大日本印刷株式会社 包装袋及び保存食用包装袋

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Publication number Publication date
CN100355564C (zh) 2007-12-19
AU2003241986A8 (en) 2003-12-19
CN1659086A (zh) 2005-08-24
JPWO2003101859A1 (ja) 2005-09-29
TWI292739B (fr) 2008-01-21
JP4423190B2 (ja) 2010-03-03
AU2003241986A1 (en) 2003-12-19
KR20050007582A (ko) 2005-01-19
TW200400110A (en) 2004-01-01

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