[go: up one dir, main page]

WO2013012037A1 - Composition adhésive à haute teneur en matières solides - Google Patents

Composition adhésive à haute teneur en matières solides Download PDF

Info

Publication number
WO2013012037A1
WO2013012037A1 PCT/JP2012/068342 JP2012068342W WO2013012037A1 WO 2013012037 A1 WO2013012037 A1 WO 2013012037A1 JP 2012068342 W JP2012068342 W JP 2012068342W WO 2013012037 A1 WO2013012037 A1 WO 2013012037A1
Authority
WO
WIPO (PCT)
Prior art keywords
adhesive composition
catalyst
acid
polyester polyol
curing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2012/068342
Other languages
English (en)
Japanese (ja)
Inventor
竜二 木村
清志 長内
豊 濱砂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DIC Graphics Corp
Original Assignee
DIC Graphics Corp
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 DIC Graphics Corp filed Critical DIC Graphics Corp
Publication of WO2013012037A1 publication Critical patent/WO2013012037A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • C09J175/06—Polyurethanes from polyesters

Definitions

  • the present invention relates to a high solid type adhesive composition, and more specifically, a high solid type adhesive composition used for an adhesive for food packaging, an industrial adhesive, etc., for bonding a plastic film, a metal foil, paper or the like. About.
  • solventless adhesives and high solids are attracting attention as a resource-saving, energy-saving, and cost-saving measure for laminate adhesives.
  • a solvent-type two-component curable adhesive composition having a polyol component as a main component and a polyisocyanate component as a curing agent is known (for example, see Patent Document 1).
  • solventless adhesives are not widely used because they have a weaker initial cohesive force than solvent-based adhesives and easily cause poor appearance, and require a special machine.
  • high solid adhesives are known for the purpose of improving initial cohesion and physical properties after curing, and can be applied up to a solid content of 40% (for example, see Patent Document 2). It is an object of the present application to achieve high solid differentiation.
  • the curing speed (rise of adhesive strength) is slowed down.
  • metal catalysts and amine catalysts are conventionally used as the curing accelerator for polyols and isocyanates.
  • the pot life (potential time after compounding the curing agent) is shortened and the faster curing is achieved as the blended liquid becomes higher in solid content. It is difficult to balance sex. For this reason, the present condition is that the adhesive whose compounding solid content is 50% or more, the pot life is stable, and the curing speed is high has not yet been obtained.
  • an object of the present invention is to make a curing catalyst functional with a polyester acid resin acid value of 5 to 20 mg KOH / g without using a metal catalyst or an amine catalyst as a curing accelerator for polyester polyol and isocyanate.
  • the present invention provides an organic solvent-type two-component curable adhesive composition for laminating that has both pot life stability and fast curability even at a high solid content, and a laminating method using the same.
  • An object of the present invention is a two-high solid type two-component curable laminating adhesive comprising polyester polyol and polyisocyanate as essential components, and pot life stability and rapid curing without using a metal catalyst or an amine catalyst. It is an object of the present invention to provide a high solid adhesive composition capable of achieving compatibility of properties.
  • a polyester polyol synthesized without using a catalyst is used for a high solid type two-component curable laminate adhesive containing polyester polyol and polyisocyanate as essential components.
  • a catalyst is used without using the catalyst usually used for the reaction between the hydroxyl group of the polyester polyol and the isocyanate group of the polyisocyanate.
  • the pot life can be controlled.
  • the pot life can be controlled, and fast curability can be secured.
  • the present invention is based on such knowledge.
  • the present invention is an organic solvent-type two-component curable laminating adhesive composition having a polyester polyol component as a main component and a polyisocyanate component as a curing agent, and is a non-catalyzed synthesized polyester polyol resin.
  • a high solid adhesive composition having an acid value of 5 to 20 mgKOH / g.
  • the adhesive composition can be applied at a nonvolatile content of 50% by weight or more, and by limiting the resin acid value of the polyester resin of the adhesive to 5 to 20 mg KOH / g, Provided are a high solid adhesive composition having both stability and fast curing problems, and a laminating method using the same.
  • the high solid adhesive composition of the present invention is an organic solvent-type two-component curable adhesive composition having a polyol component as a main component and a polyisocyanate component as a curing agent, and is synthesized without a catalyst.
  • the two-component organic solvent-soluble type characterized by having both a pot life stability and a fast curing property even at high solids by making the resin acid value of polyester polyol of 5 to 20 mg KOH / g a curing catalyst. It is an adhesive composition for a curable laminate.
  • composition of the present invention is used in the technical field of dry lamination in which an adhesive is applied to one material surface, the solvent is evaporated to dryness, and the other material is laminated while being heated and pressed.
  • composition of the present invention can freely bond arbitrary films together and can obtain a composite film having performance according to the purpose, it is widely used in the production of food packaging materials that require high performance. Used.
  • the composition of the present invention comprises (1) initial adhesiveness for preventing floating immediately after lamination, (2) high normal adhesiveness to various plastic films, metal-deposited films, metal foils, etc., (3) boil, High performance is required for boiling, retort resistance, etc. that do not cause delamination during high-temperature sterilization treatment such as retort, etc.
  • an adhesive for dry lamination a two-component curing type consisting of a main agent and a curing agent A polyurethane adhesive is used as an adhesive for dry lamination.
  • polyester polyol which is the main component of the composition of the present invention
  • a polyester or polyester urethane composition component is used as the polyester polyol which is the main component of the composition of the present invention.
  • polyester or polyester urethane is synthesized without a catalyst.
  • the resin acid value of polyester or polyester urethane is preferably 5 to 20 mgKOH / g, more preferably 7 to 17 mgKOH / g. Even if an acid raw material such as a polybasic acid of polyester or polyester urethane raw material is put in the system, it contributes as a curing accelerator for isocyanate group (NCO), but it contributes to final film properties (adhesion, heat resistance, hot water resistance, etc.). In order to have an adverse effect, it is desirable to incorporate the acid into the polyester resin system.
  • the curing agent of the composition of the present invention may be a general one, an adduct obtained by adding 3 mol of organic diisocyanate to 1 mol of trimethylolpropane, and 1 mol of water to 3 mol of organic diisocyanate.
  • a polyfunctional organic polyisocyanate having a bonding form such as a islet obtained by reacting 3 mol of organic diisocyanate or isocyanurate obtained by polymerization of 3 mol of organic diisocyanate is used.
  • polyisocyanate and polyester polyol, polyether polyol or necessary A polyurethane polyisocyanate compound obtained by reacting these with a low molecular polyol is used.
  • the non-volatile content of the above-mentioned main agent and curing agent is 50% by weight or more and the Zahn cup viscosity is # 3 in the range of 13 to 30 seconds, preferably in the range of 13 to 20 seconds. Is more preferable.
  • the polyester resin used in the present invention is obtained by reacting a polybasic acid and a polyhydric alcohol, and various compounds can be used as the polybasic acid.
  • Any known polyhydric alcohol can be used as long as it is known.
  • Specific examples include ethylene glycol, propylene glycol, 1,3-propanediol, 1,4-butanediol, 1,5-pentanediol, 3-methyl-1,5-pentanediol, 1,6-hexanediol, Neopentyl glycol, methylpentanediol, dimethylbutanediol, butylethylpropanediol, diethylene glycol, triethylene glycol, tetraethylene glycol, dipropylene glycol, tripropylene glycol, bishydroxyethoxybenzene, 1,4-cyclohexanediol, 1, 4-cyclohexanedimethanol, triethylene glycol, polycaprolactone diol, dimer diol, bisphenol A, hydrogenated bisphenol A and other glycols, propiolac Polyesters obtained by ring-opening polymerization reaction of
  • an adhesion promoter can also be used in the adhesive composition of the present invention.
  • the adhesion promoter include silane coupling agents, titanate coupling agents, aluminum coupling agents, epoxy resins, and the like.
  • the silane coupling agent include ⁇ -aminopropyltriethoxysilane, ⁇ -aminopropyltrimethoxysilane, N- ⁇ (aminoethyl) - ⁇ -aminopropyltrimethoxysilane, and N- ⁇ (aminoethyl) - ⁇ .
  • Amino silanes such as aminopropyltrimethyldimethoxysilane, N-phenyl- ⁇ -aminopropyltrimethoxysilane; ⁇ - (3,4-epoxycyclohexyl) ethyltrimethoxysilane, ⁇ -glycidoxypropyltrimethoxysilane, ⁇ -glycine
  • Epoxy silanes such as Sidoxypropyltriethoxysilane; Vinylsilanes such as Vinyltris ( ⁇ -methoxyethoxy) silane, Vinyltriethoxysilane, Vinyltrimethoxysilane, ⁇ -Methacryloxypropyltrimethoxysilane; Hexamethyldisilazane, ⁇ -Mel Hept trimethoxysilane and the like.
  • titanate coupling agents include tetraisopropoxy titanium, tetra-n-butoxy titanium, butyl titanate dimer, tetrastearyl titanate, titanium acetylacetonate, titanium lactate, tetraoctylene glycol titanate, and tetrastearoxy titanium. I can list them.
  • epoxy resins commercially available bisphenol type epoxy resins, novolac type epoxy resins, cyclic oxirane type resins, glycidyl ether type resins, glycidyl ester type resins, polyglycol ether type epoxy resins, glycol ether type epoxy resins, Various epoxy resins such as an epoxidized fatty acid ester type resin, a polyvalent carboxylic acid ester type epoxy resin, a glycidylamine type resin, and a resorcinol type epoxy resin can be mentioned.
  • a known acid anhydride can be used in combination as a method for improving the acid resistance of the adhesive layer.
  • the acid anhydride include phthalic acid anhydride, succinic acid anhydride, het acid anhydride, hymic acid anhydride, maleic acid anhydride, tetrahydrophthalic acid anhydride, hexahydraphthalic acid anhydride, tetraprom phthalic acid Anhydride, tetrachlorophthalic anhydride, trimellitic anhydride, pyromellitic anhydride, benzophenotetracarboxylic anhydride, 2,3,6,7-naphthalenetetracarboxylic dianhydride, 5- (2 , 5-oxotetrahydrofuryl) -3-methyl-3-cyclohexene-1,2-dicarboxylic acid anhydride and the like.
  • Diluting solvents that can be used include, for example, esters such as ethyl acetate, butyl acetate and cellosolve acetate, ketones such as acetone, methyl ethyl ketone, isobutyl ketone and cyclohexanone, ethers such as tetrahydrofuran and dioxane, and aromatic hydrocarbons such as toluene and xylene. , Halogenated hydrocarbons such as methylene chloride and ethylene chloride, dimethyl sulfoxide, dimethyl sulfoamide and the like. Of these, it is usually preferable to use ethyl acetate.
  • esters such as ethyl acetate, butyl acetate and cellosolve acetate
  • ketones such as acetone, methyl ethyl ketone, isobutyl ketone and cyclohexanone
  • ethers such as tetrahydr
  • the adhesive of the present invention may be applied by any coating method as long as it is known, but is generally applied by a gravure roll coating method.
  • the application amount of this adhesive is 1.5 to 5 g / m 2 , preferably 2 to 4 g / m 2 in terms of nonvolatile content.
  • a polyester reaction vessel equipped with a stirrer, thermometer, nitrogen gas introduction tube, rectification tube, water separator, etc. 40.7 parts of phthalic anhydride, 21.9 parts of sebacic acid, 11.6 parts of ethylene glycol Part and 25.8 parts of neopentyl glycol were gradually heated so that the upper temperature of the rectifying tube did not exceed 100 ° C., and the internal temperature was maintained at 240 ° C.
  • polyester polyol is diluted with ethyl acetate to a non-volatile content of 80%, and this is designated as polyol A-1.
  • polyester polyol is diluted with ethyl acetate to a non-volatile content of 80%, and this is designated as polyol A-2.
  • polyester polyol is diluted with ethyl acetate to a non-volatile content of 80%, and this is designated as polyol A-3.
  • polyester polyol is diluted with ethyl acetate to a non-volatile content of 80%, and this is designated as polyol B.
  • polyester polyol is diluted with ethyl acetate to a non-volatile content of 80%.
  • the adhesive composition was applied to an ONy (biaxially stretched nylon) film using a test laminator (manufactured by Musashino Machine Co., Ltd.) so that the coating amount was 2.5 g (non-volatile content) / m 2, and the temperature
  • the ONY adhesive surface coated with the adhesive composition and the LLDPE film were laminated by evaporating the diluting solvent with a drier set at 70 ° C., and a composite film composed of two layers of ONy / LLDPE was prepared.
  • the composite film was aged at 40 ° C. for 3 days to cure the adhesive composition to obtain a two-layer composite film.
  • the following films were used.
  • LLDPE film TUX-HC 60 ⁇ m manufactured by Tosero Co., Ltd.
  • Blending viscosity The adhesive composition blended above was measured for seconds in Zaan Cup # 3 at 25 ° C. ⁇ : 13 seconds to less than 20 seconds ⁇ : 20 seconds or more
  • a pouch having a size of 120 mm ⁇ 120 mm is prepared, and the contents are mixed with vinegar, salad oil, and meat sauce in a weight ratio of 1: 1: 1. 70 g was charged. About the produced pouch, the external appearance of the pouch after performing the boil sterilization process for 60 minutes at 98 degreeC was evaluated visually. ⁇ : No change in appearance ⁇ : Delamination
  • the high solid type adhesive composition of the present invention is suitable for a wide range of fields, such as food packaging materials and electronic materials industrial products that apply composite films and composite materials formed by bonding plastic films, metal foils, paper, etc. Can be used.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

Le problème décrit par la présente invention est d'obtenir : une composition adhésive polymérisable bi-composant en phase solvant organique appliquée à des stratifiés, présentant à la fois une stabilité de tenue dans le temps et des propriétés de polymérisation rapide même avec une haute teneur en matières solides du fait qu'elle possède une aptitude de catalyseur de polymérisation par une synthèse sans catalyseur qui n'utilise pas de catalyseur métallique, ni de catalyseur amine ou analogue, en tant qu'accélérateur de polymérisation d'un polyester-polyol et d'un isocyanate; et un procédé de stratification par utilisation de la composition adhésive. L'invention concerne une composition adhésive à haute teneur en matières solides qui est une composition adhésive polymérisable bi-composant appliquée à des stratifiés, ladite composition adhésive contenant un composant de polyester-polyol en tant que matière de base, tout en contenant un composant de polyisocyanate en tant qu'agent de polymérisation. La composition adhésive à haute teneur en matières solides se caractérise en ce que le polyester-polyol servant de matière de base, qui est synthétisé sans utilisation de catalyseur, possède une aptitude de catalyseur de polymérisation à une valeur d'acide résinique de 5 à 20 mgKOH/g.
PCT/JP2012/068342 2011-07-19 2012-07-19 Composition adhésive à haute teneur en matières solides Ceased WO2013012037A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-157747 2011-07-19
JP2011157747 2011-07-19

Publications (1)

Publication Number Publication Date
WO2013012037A1 true WO2013012037A1 (fr) 2013-01-24

Family

ID=47558212

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/068342 Ceased WO2013012037A1 (fr) 2011-07-19 2012-07-19 Composition adhésive à haute teneur en matières solides

Country Status (2)

Country Link
JP (1) JPWO2013012037A1 (fr)
WO (1) WO2013012037A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015029877A1 (fr) * 2013-08-30 2015-03-05 Dic株式会社 Stratifié de barrière et boîtier l'utilisant
WO2015037409A1 (fr) * 2013-09-10 2015-03-19 Dic株式会社 Stratifié de protection et matériau d'emballage employant celui-ci
WO2015151551A1 (fr) * 2014-04-03 2015-10-08 日東電工株式会社 Composition adhésive à base de polyester et feuille adhésive
WO2015178360A1 (fr) * 2014-05-20 2015-11-26 Dic株式会社 Composition adhésive stratifiée de polyuréthane durcissable à 2 constituants, film stratifié et matériau d'emballage alimentaire

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0551574A (ja) * 1991-08-23 1993-03-02 Toyo Ink Mfg Co Ltd 接着剤組成物
JPH0797557A (ja) * 1993-09-28 1995-04-11 Dainippon Ink & Chem Inc 無溶剤型複合ラミネート用接着剤組成物およびそれを用いた貼合方法
JPH08183829A (ja) * 1994-12-28 1996-07-16 Takeda Chem Ind Ltd ポリウレタン接着剤組成物
JPH1150036A (ja) * 1997-07-30 1999-02-23 Sanyo Chem Ind Ltd 二液型ドライラミネート用接着剤組成物
JP2000007748A (ja) * 1998-04-24 2000-01-11 Dainippon Ink & Chem Inc 多官能ポリウレタン尿素ポリオール樹脂組成物およびそれを用いたラミネート用接着剤組成物
JP2003064342A (ja) * 2001-08-29 2003-03-05 Dainippon Ink & Chem Inc 接着剤組成物
JP2003096428A (ja) * 2001-09-26 2003-04-03 Dainippon Ink & Chem Inc 無溶剤型ラミネート用接着剤組成物
JP2003129024A (ja) * 2001-10-25 2003-05-08 Dainippon Ink & Chem Inc ラミネート用接着剤組成物およびそのラミネート方法
JP2005290285A (ja) * 2004-04-02 2005-10-20 Toyo Ink Mfg Co Ltd 金属フィルム用ドライラミネート用接着剤
JP2005298588A (ja) * 2004-04-08 2005-10-27 Toyo Mooton Kk ハイソリッド型接着剤組成物
JP2007039535A (ja) * 2005-08-02 2007-02-15 Unitika Ltd 樹脂被覆金属用水性接着剤およびこれを用いてなる樹脂被覆金属
JP2008156502A (ja) * 2006-12-25 2008-07-10 Hitachi Kasei Polymer Co Ltd 二液硬化型接着剤
JP2010031105A (ja) * 2008-07-28 2010-02-12 Mitsui Chemicals Polyurethanes Inc 二液硬化型無溶剤系接着剤

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0551574A (ja) * 1991-08-23 1993-03-02 Toyo Ink Mfg Co Ltd 接着剤組成物
JPH0797557A (ja) * 1993-09-28 1995-04-11 Dainippon Ink & Chem Inc 無溶剤型複合ラミネート用接着剤組成物およびそれを用いた貼合方法
JPH08183829A (ja) * 1994-12-28 1996-07-16 Takeda Chem Ind Ltd ポリウレタン接着剤組成物
JPH1150036A (ja) * 1997-07-30 1999-02-23 Sanyo Chem Ind Ltd 二液型ドライラミネート用接着剤組成物
JP2000007748A (ja) * 1998-04-24 2000-01-11 Dainippon Ink & Chem Inc 多官能ポリウレタン尿素ポリオール樹脂組成物およびそれを用いたラミネート用接着剤組成物
JP2003064342A (ja) * 2001-08-29 2003-03-05 Dainippon Ink & Chem Inc 接着剤組成物
JP2003096428A (ja) * 2001-09-26 2003-04-03 Dainippon Ink & Chem Inc 無溶剤型ラミネート用接着剤組成物
JP2003129024A (ja) * 2001-10-25 2003-05-08 Dainippon Ink & Chem Inc ラミネート用接着剤組成物およびそのラミネート方法
JP2005290285A (ja) * 2004-04-02 2005-10-20 Toyo Ink Mfg Co Ltd 金属フィルム用ドライラミネート用接着剤
JP2005298588A (ja) * 2004-04-08 2005-10-27 Toyo Mooton Kk ハイソリッド型接着剤組成物
JP2007039535A (ja) * 2005-08-02 2007-02-15 Unitika Ltd 樹脂被覆金属用水性接着剤およびこれを用いてなる樹脂被覆金属
JP2008156502A (ja) * 2006-12-25 2008-07-10 Hitachi Kasei Polymer Co Ltd 二液硬化型接着剤
JP2010031105A (ja) * 2008-07-28 2010-02-12 Mitsui Chemicals Polyurethanes Inc 二液硬化型無溶剤系接着剤

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015029877A1 (fr) * 2013-08-30 2015-03-05 Dic株式会社 Stratifié de barrière et boîtier l'utilisant
JPWO2015029877A1 (ja) * 2013-08-30 2017-03-02 Dic株式会社 バリア性積層体及びこれを用いた包装材
WO2015037409A1 (fr) * 2013-09-10 2015-03-19 Dic株式会社 Stratifié de protection et matériau d'emballage employant celui-ci
JPWO2015037409A1 (ja) * 2013-09-10 2017-03-02 Dic株式会社 バリア性積層体及びこれを用いた包装材
WO2015151551A1 (fr) * 2014-04-03 2015-10-08 日東電工株式会社 Composition adhésive à base de polyester et feuille adhésive
JP2015196822A (ja) * 2014-04-03 2015-11-09 日東電工株式会社 ポリエステル系粘着剤組成物、及び、粘着シート
CN106170526A (zh) * 2014-04-03 2016-11-30 日东电工株式会社 聚酯系粘合剂组合物及粘合片
US10696880B2 (en) 2014-04-03 2020-06-30 Nitto Denko Corporation Polyester adhesive composition and adhesive sheet
CN106170526B (zh) * 2014-04-03 2020-08-11 日东电工株式会社 聚酯系粘合剂组合物及粘合片
WO2015178360A1 (fr) * 2014-05-20 2015-11-26 Dic株式会社 Composition adhésive stratifiée de polyuréthane durcissable à 2 constituants, film stratifié et matériau d'emballage alimentaire

Also Published As

Publication number Publication date
JPWO2013012037A1 (ja) 2015-02-23

Similar Documents

Publication Publication Date Title
JP4962666B2 (ja) 酸素バリア性フィルム、及び接着剤
JP5167438B2 (ja) ハイソリッド接着剤組成物
JP6002966B2 (ja) リン酸変性化合物含有接着剤用樹脂組成物、及び接着剤
JP6892036B1 (ja) ２液型接着剤、積層体、成型体、包装材
WO2015088037A1 (fr) Adhésif pour films d'emballage alimentaires
JP6650134B1 (ja) 反応性接着剤、積層フィルム、及び包装体
JP2003013032A (ja) レトルト耐性に優れるラミネート用接着剤組成物
JP2004115681A (ja) 無溶剤型接着剤組成物及びその利用
JP6337679B2 (ja) ２液硬化型ドライラミネート用接着剤組成物及びそれを用いた積層フィルム並びにレトルトパウチ用包装袋
JP2003129024A (ja) ラミネート用接着剤組成物およびそのラミネート方法
JPH0797557A (ja) 無溶剤型複合ラミネート用接着剤組成物およびそれを用いた貼合方法
JPH0551574A (ja) 接着剤組成物
JPH06116542A (ja) 接着剤組成物
JP3915371B2 (ja) 耐熱水性に優れるラミネート用接着剤組成物
WO2013012037A1 (fr) Composition adhésive à haute teneur en matières solides
WO2019116903A1 (fr) Adhésif de stratification sans solvant, produit durci obtenu à partir de celui-ci, stratifié et corps d'emballage
JP2000290631A (ja) ラミネート用接着剤組成物
JP6988427B2 (ja) ポリイソシアネート組成物、接着剤組成物、積層フィルム及び包装体
JP2012201731A (ja) 接着剤及びそれを使用した酸素バリア性フィルム
JP2006213801A (ja) ２液硬化型無溶剤系接着剤
JP2002003813A (ja) 接着剤組成物
WO2015178360A1 (fr) Composition adhésive stratifiée de polyuréthane durcissable à 2 constituants, film stratifié et matériau d'emballage alimentaire
JP2004035596A (ja) 無溶剤型接着剤組成物及びその利用
JP4420375B2 (ja) ラミネートフィルム積層体
JP5252803B2 (ja) 二液硬化型接着剤

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2012542720

Country of ref document: JP

Kind code of ref document: A

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

Ref document number: 12814520

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12814520

Country of ref document: EP

Kind code of ref document: A1