WO2010126123A1 - 硬化性樹脂組成物、接着剤組成物、硬化体あるいは複合体 - Google Patents
硬化性樹脂組成物、接着剤組成物、硬化体あるいは複合体 Download PDFInfo
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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
- C09J133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/08—Homopolymers or copolymers of acrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/10—Esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F287/00—Macromolecular compounds obtained by polymerising monomers on to block polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F293/00—Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
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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
- C09J133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
-
- 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
- C09J133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/10—Homopolymers or copolymers of methacrylic acid esters
-
- 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
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G2261/10—Definition of the polymer structure
- C08G2261/12—Copolymers
- C08G2261/126—Copolymers block
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2852—Adhesive compositions
- Y10T428/2878—Adhesive compositions including addition polymer from unsaturated monomer
- Y10T428/2891—Adhesive compositions including addition polymer from unsaturated monomer including addition polymer from alpha-beta unsaturated carboxylic acid [e.g., acrylic acid, methacrylic acid, etc.] Or derivative thereof
Definitions
- the present invention relates to a curable resin composition, an adhesive composition using the curable resin composition, a cured product of the adhesive composition, or a composite in which an adherend is coated or adhered with a cured product. .
- SGA second-generation acrylic adhesive
- SGA is a two-part type, it does not require accurate metering of the two agents, and incomplete metering and mixing, and sometimes even the contact of the two agents, cures at room temperature for several minutes or tens of minutes, so workability Excellent.
- SGA is widely used because it has high peel adhesive strength and impact adhesive strength, and the cured portion is well cured.
- Patent Document 1 discloses an adhesive that adheres to a transparent resin and does not lose transparency. JP 2008-115255 A
- Patent Document 1 Since the adhesive disclosed in Patent Document 1 is a moisture-curing type, it does not cure for adhesion between adherends that do not allow moisture to enter, or has an improvement in that it takes a very long time to cure. Was. Therefore, there is a strong demand for SGA that cures in a short time at room temperature and exhibits high adhesive strength.
- the acrylic rubber and the curing agent used in the conventional SGA are colored, and it is difficult to create a transparent cured product.
- the present invention has been made to meet such market demands.
- the present inventor has found that the above problems can be solved by blending a specific component (acrylic block copolymer) with the composition component of the two-component acrylic adhesive, and has completed the present invention. .
- a curable resin composition comprising (1) a polymerizable vinyl monomer, (2) a curing agent, (3) a reducing agent, and (4) an acrylic block copolymer.
- the acrylic block copolymer is preferably the following formula (1): Formula (1) [A 1 ]-[b]-[a 2 ] [In the above formula, [A 1 ] and [a 2 ] each independently represent a polymer block mainly composed of structural units derived from an acrylic acid alkyl ester and / or a methacrylic acid alkyl ester; [B] mainly consists of structural units derived from alkyl acrylate and / or alkyl methacrylate.] It has the structure shown by.
- the [a 1] and [a 2] preferably has a glass transition temperature of a block polymer at 90 ° C. or higher.
- [B] is preferably a block polymer having a glass transition temperature of ⁇ 10 ° C. or lower.
- the curable resin has high strength and / or adhesiveness after curing and high transparency.
- the curable resin composition is provided in which the acrylic block copolymer has a weight average molecular weight of 50,000 to 4,000,000. This curable resin composition can exhibit even higher effects.
- the reducing agent is acetyl-2-thiourea, benzoylthiourea, N, N-diphenylthiourea, N, N-diethylthiourea, N, N-dibutylthiourea, and tetra
- the curable resin composition is provided as one or more thiourea derivatives selected from the group consisting of methylthiourea. This curable resin composition can exhibit even higher effects.
- the curable resin composition is provided in which the polymerizable vinyl monomer is a polymerizable (meth) acrylic acid derivative.
- This curable resin composition can exhibit even higher effects.
- the polymerizable vinyl monomer is a polymerizable (meth) acrylic acid derivative (i), (ii) and (iii): (I) The following formula (A): (A) Z 1 —O—R 1 [In the above formula, Z 1 represents a CH 2 ⁇ CHCO— group or a CH 2 ⁇ C (CH 3 ) CO— group, and R 1 represents an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group, a benzyl group, a phenyl group.
- the above curable resin composition containing paraffins there is further provided the above curable resin composition containing paraffins.
- this curable resin composition the portion in contact with the air is quickly cured, so that the adhesiveness can be increased.
- the above curable resin composition containing (meth) acrylic acid.
- the adhesiveness can be increased.
- the first agent contains at least (2) a curing agent
- the second agent contains at least (3) a reducing agent.
- the above curable resin composition is provided. Since this curable resin composition can cause a curing reaction at the time of use, it has higher utility for various applications.
- an adhesive composition comprising the above curable resin composition.
- This adhesive composition exhibits excellent adhesiveness.
- an adhesive composition for transparent resin comprising the above curable resin composition.
- This adhesive composition for transparent resin exhibits excellent adhesiveness to the transparent resin and / or has high transparency, and therefore can be suitably used for the transparent resin.
- a cured product of the above adhesive composition is provided. Since this curable resin composition has high strength, it can be suitably used for adhesion, coating, and the like.
- a composite in which an adherend is coated or adhered with the above cured body. Due to the high strength of the cured body, the composite can exist in a state where the adherends are strongly bonded.
- a composite in which the adherend of the composite is a transparent resin. Since the above cured body has high transparency, this composite can have high transparency as a whole.
- glass transition temperature means a temperature at which glass transition occurs in an amorphous solid material generally used in this technical field.
- the amorphous state at a temperature lower than the glass transition point is referred to as a glass state, and the substance is in a liquid or rubber state at a temperature higher than the glass transition point.
- any commonly used method known in the art can be used.
- the glass transition point can be determined by measuring any of the physical properties that change rapidly at the glass transition point, such as rigidity and viscosity, and capturing changes due to temperature.
- Specific examples of the method for measuring the glass transition temperature include, but are not limited to, the following methods.
- mechanical spectroscopy dynamic viscoelasticity measurement
- Method of measuring changes in mechanical properties while gradually increasing or decreasing the temperature of the sample TMA, etc.
- Method of measuring endotherm and exotherm while slowly raising or lowering the temperature of the sample Method of measuring the response while changing the frequency of the periodic force applied to the sample such as DSC and DTA: Mechanical spectroscopy (dynamic viscoelasticity measurement) )Such
- (meth) acryl means “acryl” or “methacryl”.
- derived structure” and “derivative” mean any derivative that does not impair the effects of the present invention (substituent by alkyl or the like), and includes various derivatives used in this technical field.
- the “weight average molecular weight” in the present specification can be measured by an ordinary method used in this technical field, such as various size exclusion chromatographs.
- An example of the size exclusion chromatograph is not limited to this, and examples thereof include the following apparatuses and conditions.
- “molecular weight distribution” in the present specification means a value of (weight average molecular weight / number average molecular weight). Specifically, for example, with respect to the chain length distribution obtained by the size exclusion chromatographic measurement, the weight average molecular weight (Mw) and the number average molecular weight (Mn) in terms of polystyrene are calculated, and Mw is divided by Mn. It can be calculated by obtaining the value (Mw / Mn).
- the “two-part curable resin composition” or the “two-part adhesive composition” in the present specification is a combination of a two-part composition that is suitable for the present invention when combined with a substantial curable resin component.
- the curable resin composition or adhesive composition which has as an adhesive component is meant.
- a curable resin composition or an adhesive composition further containing another third agent, or each component of the first agent or the second agent is added to the adhesive surface or the coated surface.
- An embodiment in which the first agent or the second agent is substantially constituted on the coated surface by applying each continuously is also referred to as “two-component curable resin composition” or “two-component adhesive composition” in this specification. It is included in "thing".
- Adhesion in this specification means fixing a structure and another structure in a combined state. As a matter of course, the case where different parts in the same structure are bonded to each other is also included in the “bonding” in this specification.
- the “coating” in the present specification means that at least a part of the surface of a certain structure is covered with a certain substance (for example, the cured body of the present invention).
- the structure to be bonded or covered is “adhered”, the bonded or covered structure is “(bonded or covered) complex”, and the bonding surface in the complex is “ It is referred to as an “adhesion surface”, and an adhesion surface or a portion where the composites are bonded together is referred to as an “adhesion portion”, and a surface to be coated in the composite is referred to as a “coating surface”.
- the “adhesive composition” in the present specification is an application for fixing a structure and another structure in a combined state via the composition, that is, the “adhesion” application described above, or It means a composition used for covering at least a part of the surface of a certain structure, that is, the above-mentioned “coating”. Moreover, what hardened
- the “transparent resin” in the present invention refers to a resin that transmits a certain amount of visible light, and particularly refers to a resin that is used while utilizing its transparency.
- the transparent resin is not limited to this.
- a resin having a transmittance of 80% or more, more preferably a resin having a transmittance of 90% or more, and even more preferably a transmittance of 95% or more, 98% or more, 99% or more, or A resin that is 100% may be mentioned.
- the target component mentioned is 70% by mass or more of the total mass, preferably 80% by mass or more, more preferably 90% by mass or more, more preferably It is included in an amount of 95% by mass or more, more preferably 98% by mass or more, or 99% by mass or more or 100%.
- each numerical range in this specification includes the upper limit value and the lower limit value indicated by “to”.
- the description “A to B” means greater than A and less than B.
- a curable resin composition comprising an acrylic block copolymer having a structure represented by This curable resin has high strength and / or adhesiveness after curing and high transparency.
- the (1) polymerizable vinyl monomer used in the present invention is not particularly limited as long as it is various vinyl monomers having a vinyl group capable of radical polymerization within a range not impairing the effects of the present invention.
- the polymerizable vinyl monomer is preferably a (meth) acrylic acid derivative.
- the (meth) acrylic acid derivative is not limited to this, and examples thereof include the following monomers (mono) (i) to (vi).
- the monomer contained in the above (i) is not limited to this.
- methyl (meth) acrylate, cyclohexyl (meth) acrylate, benzyl (meth) acrylate, (meth) acrylic examples include tetrahydrofurfuryl acid, dicyclopentyl (meth) acrylate, dicyclopentenyl (meth) acrylate, glycerol (meth) acrylate, glycerol di (meth) acrylate, isobornyl (meth) acrylate, and (meth) acrylic acid. .
- the monomer contained in (ii) is not limited to this, but examples include ethoxyethyl (meth) acrylate, polyethylene glycol (meth) acrylate, phenoxyethyl (meth) acrylate, and dicyclopentenyloxy. Examples include ethyl (meth) acrylate, phenoxydiethylene glycol (meth) acrylate, tripropylene glycol di (meth) acrylate, and 1,6-hexanediol di (meth) acrylate.
- the monomer contained in the above (iii) is not limited to this.
- the monomer contained in (iv) is not limited to this, but, for example, trimethylolpropane tri (meth) acrylate, neopentylglycol di (meth) acrylate, pentaerythritol tetra (meth) acrylate And dipentaerythritol hexa (meth) acrylate and tris (2-acryloyloxyethyl) isocyanate.
- the monomer described in (iv) is not limited thereto, but can be obtained, for example, by reacting a (meth) acrylic acid ester having a hydroxyl group, an organic polyisocyanate, and a polyhydric alcohol. .
- the (meth) acrylic acid ester having a hydroxyl group is not limited thereto, but examples thereof include hydroxyethyl (meth) acrylate, hydroxypropyl (meth) acrylate and hydroxybutyl (meth) acrylate. Etc.
- the organic polyisocyanate is not limited to this, and examples thereof include toluene diisocyanate, 4,4-diphenylmethane diisocyanate, hexamethylene diisocyanate, and isophorone diisocyanate.
- the organic polyisocyanate is not limited to this, but examples of the polyhydric alcohol include polyethylene glycol, polypropylene glycol, polytetramethylene glycol, and polyester polyol.
- the acidic phosphoric acid compound contained in the above (vi) is not limited to this.
- the monomers described in (i) to (vi) above can be used alone or in combination of two or more.
- one or two or more members of the group consisting of (i), (ii) and (iii) are preferable in that adhesion is large and adhesion distortion of the adherend after bonding is small.
- (Ii) and (iii) are more preferably used in combination.
- the (2) curing agent used in the present embodiment is not particularly limited as long as it is used for promoting hardness or promoting or controlling the curing reaction within a range that does not impair the effects of the present invention.
- Peroxides are preferred.
- Preferred organic peroxides include, but are not limited to, cumene hydroperoxide, paramentane hydroperoxide, tertiary butyl hydroperoxide, diisopropylbenzene dihydroperoxide, methyl ethyl ketone peroxide, benzoyl Examples thereof include peroxide and tertiary butyl peroxybenzoate.
- cumene hydroperoxide is preferable from the viewpoint of stability.
- the amount of the curing agent used is preferably 0.1 to 20 parts by mass, more preferably 1 to 10 parts by mass with respect to 100 parts by mass of the polymerizable vinyl monomer. If it is 0.1 parts by mass or more, a satisfactory curing rate is obtained, and if it is 20 parts by mass or less, high storage stability is obtained.
- the reducing agent used in this embodiment is not particularly limited as long as it is a reducing agent that reacts with the polymerization initiator of the present invention and generates radicals within a range not impairing the effects of the present invention.
- the reducing agent is not limited to this, but a thiourea derivative is preferable.
- Preferred thiourea derivatives include, but are not limited to, for example, acetyl-2-thiourea, benzoylthiourea, N, N-diphenylthiourea, N, N-diethylthiourea, N, N-dibutylthio Examples include urea and tetramethylthiourea. Among these, the group consisting of acetyl-2-thiourea, benzoylthiourea, N, N-diphenylthiourea, N, N-diethylthiourea, N, N-dibutylthiourea, and tetramethylthiourea is effective.
- One or two or more thiourea derivatives are preferable, and acetyl-2-thiourea is more preferable.
- the amount of the reducing agent such as thiourea derivative used is preferably 0.05 to 15 parts by mass, more preferably 0.5 to 5 parts by mass with respect to 100 parts by mass of the polymerizable vinyl monomer.
- the addition of 0.05 part by mass or more can suitably increase the curing rate, and if it is 15 parts by mass or less, high storage stability can be obtained.
- the (4) acrylic block copolymer used in this embodiment is preferably a block copolymer having a structure represented by the following formula (1).
- the type of the structure derived from the acrylic acid alkyl ester and / or methacrylic acid alkyl ester of [a 1 ] and [a 2 ] in the formula (1) is not particularly limited as long as the effects of the present invention are not impaired. Any (meth) acrylic acid ester composed of an acrylic acid component and an alcohol component may be used, but a (meth) acrylic acid ester having an alcohol component having 1 to 15 carbon atoms is preferred.
- Preferred (meth) acrylic acid esters include, but are not limited to, for example, methyl (meth) acrylate, ethyl (meth) acrylate, n-propyl (meth) acrylate, (meth) acrylic acid n-butyl, isobutyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, (meth) acrylic acid primary alkyl esters such as lauryl (meth) acrylate, glycidyl (meth) acrylate, (meth) Allyl acrylate, 2-methoxyethyl (meth) acrylate, 3-methoxybutyl (meth) acrylate, trimethoxysilylpropyl (meth) acrylate, trifluoroethyl (meth) acrylate, isopropyl (meth) acrylate, T-butyl (meth) acrylate, sec-butyl (meth) acrylate
- (meth) acrylic acid ester [a 1] and [a 2] may be used more than or two using one.
- the effects such as blocking efficiency are particularly remarkably exhibited in the polymerization in which (meth) acrylic acid esters [a 1 ] and [a 2 ] are (meth) acrylic acid primary alkyl esters. Therefore, it is preferable that the (meth) acrylic acid esters [a 1 ] and [a 2 ] to be used are mainly (meth) acrylic acid primary alkyl esters.
- it is more preferably a polymer block having a glass transition temperature of 90 ° C. or higher, more preferably a polymer block having a glass transition temperature of 90 to 150 ° C., and a glass transition temperature of 100 to 120 ° C. Most preferred is a polymer block.
- the type of the structure derived from the acrylic acid alkyl ester and / or methacrylic acid alkyl ester of [b] in the formula (1) is within the range not impairing the effects of the present invention, and [a 1 ] and [a 2 ] There is no particular limitation as long as they have different chemical structures.
- Representative examples include the (meth) acrylic acid esters exemplified above. Further, it is preferably a polymer block having a glass transition temperature of ⁇ 10 ° C. or lower, more preferably a polymer block having a glass transition temperature of ⁇ 30 to ⁇ 70 ° C., and a glass transition temperature of ⁇ 45 to Most preferred is a polymer block at -50 ° C.
- acrylic block copolymer a triblock copolymer of polymethyl methacrylate-poly n-butyl acrylate-polymethyl methacrylate is preferable in terms of solubility, adhesiveness and transparency.
- the weight average molecular weight of the acrylic block copolymer is preferably from 50,000 to 4,000,000, preferably from 10,000 to 100,000, most preferably from 30,000 to 80,000, in view of great effects. More preferably, 70,000.
- the molecular weight distribution (weight average molecular weight / number average molecular weight) of the acrylic block copolymer is preferably 0.5 to 1.5, and preferably 0.7 to 1.3 in terms of solubility, adhesiveness and transparency. More preferred is 1.0 to 1.2.
- the amount of the acrylic block copolymer used is preferably 2 to 80 parts by mass, more preferably 40 to 70 parts by mass with respect to 100 parts by mass of the polymerizable vinyl monomer. If it is 2 parts by mass or more, the adhesive strength and transparency are high, and if it is 80 parts by mass or less, high workability can be maintained because the viscosity is low.
- the curable resin composition of the present embodiment can use various paraffins in order to quickly cure the portion in contact with air.
- paraffins include, but are not limited to, paraffin wax, microcrystalline wax, carnauba wax, beeswax, lanolin, whale wax, ceresin and candelilla wax.
- the amount of paraffin used is preferably 0.01 to 2.5 parts by mass and more preferably 0.05 to 0.5 parts by mass with respect to 100 parts by mass of the polymerizable vinyl monomer.
- the amount is 0.01 parts by mass or more, the portion in contact with air is well cured, and when the amount is 2.5 parts by mass or less, satisfactory adhesive strength can be obtained.
- the curable resin composition of this embodiment can use (meth) acrylic acid in order to improve adhesiveness.
- the amount of (meth) acrylic acid used is preferably 0.1 to 20 parts by weight, more preferably 1 to 10 parts by weight, based on 100 parts by weight of the polymerizable vinyl monomer.
- the curable resin composition of this embodiment can be used as an adhesive composition as it is, but as a more preferred embodiment, it can be used as a two-part adhesive composition.
- Can do. (Meth) acrylic acid is preferably used in the second agent.
- This two-component curable resin composition can be used as an adhesive by bringing both agents into contact with each other and curing them immediately before use.
- an adherend with the adhesive composition of the present invention to produce an adhesive body.
- an adhesive body about various materials of a to-be-adhered body, the adhesiveness and transparency which were especially excellent with respect to transparent resin (For example, an acrylic resin, polycarbonate resin, etc. are shown) are shown.
- the above-mentioned curable resin composition or the like may be blended with an additive used for producing a normal resin composition in an amount within a range not impairing the effects of the present invention.
- additives include inorganic materials such as calcium carbonate, aluminum hydroxide, silica, clay, talc, and titanium oxide, inorganic hollow bodies such as crow balloon, shirasu balloon, and ceramic balloon, nylon beads, acrylic beads, and silicon beads.
- a method of adhering an adherend (in particular, a transparent resin) or a coating method using the above is also included in the embodiment of the present invention.
- a method for producing a composite which includes a step of applying the curable resin composition described above to the surface of an adherend (particularly a transparent resin) and bonding or covering the adherend, is also an aspect of the present invention. included.
- Tensile shear bond strength Conforms to JISK-6850.
- An adhesive mixed with two agents is applied to one side of one test piece (100 ⁇ 25 ⁇ 5 mm polycarbonate resin or 100 ⁇ 25 ⁇ 3 mm acrylic resin), and the other test piece (100 ⁇ 25 ⁇ (5 mm polycarbonate resin or 100 ⁇ 25 ⁇ 3 mm acrylic resin) was immediately superimposed and bonded, and then cured at room temperature for 24 hours, which was used as a sample for measuring tensile shear bond strength.
- a small amount of glass beads having a particle size of 125 ⁇ m was added to the adhesive.
- the tensile shear bond strength (unit: MPa) was measured at a tensile rate of 10 mm / min in an environment of a temperature of 23 ° C. and a humidity of 50%.
- the curable resin composition was cured by being sandwiched between PET films using a 1 mm thick silicon sheet as a mold, and cured at room temperature for 24 hours to produce a cured product having a thickness of 1 mm.
- the produced cured product was cut into a length of 50 mm and a width of 5 mm with a cutter to obtain a cured product for measuring a glass transition temperature.
- the obtained cured product was measured with a dynamic viscoelasticity measuring device DMS210 manufactured by Seiko Denshi Kogyo Co., Ltd. in a nitrogen atmosphere at a temperature rising rate of 2 ° C. per minute, and the peak temperature of the obtained tan ⁇ was determined as the glass transition temperature. I read as.
- each substance was mixed in the blending amounts shown in Tables 1 and 2 to prepare an adhesive composition composed of a first agent and a second agent. About this, the tensile shear adhesive strength with the adherend of each transparent resin, the haze value of the cured product, and the haze value of the composite with the adherend were measured. The results are shown in Tables 1 and 2.
- the acrylic block copolymer the following triblock copolymer was used.
- the triblock copolymer is a polymethyl methacrylate-poly n-butyl acrylate-polymethyl methacrylate triblock copolymer.
- Product name “LA4285” (manufactured by Kuraray Co., Ltd.), poly n-butyl acrylate content of 50 mass%, weight average molecular weight of 65,000, molecular weight distribution of 1.1
- Product name “LA2250” (manufactured by Kuraray Co., Ltd.), poly n-butyl acrylate content of 30 mass%, weight average molecular weight of 80,000, molecular weight distribution of 1.1
- Product name “LA2140e” (manufactured by Kuraray Co., Ltd.), poly n-butyl acrylate content 25% by mass, weight average molecular weight 80,000, molecular weight distribution 1.1
- the acrylic block copolymer satisfies the following formula (2).
- [a 1 ] is polymethyl methacrylate and a polymer block having a glass transition temperature of 100 to 120 ° C.
- [A 2 ] is polymethyl methacrylate, and is a polymer block having a glass transition temperature of 100 to 120 ° C.
- [B] is a poly n-butyl acrylate and a polymer block having a glass transition temperature of ⁇ 50 to ⁇ 45 ° C.
- the sum of the masses of [a 1 ] and [a 2 ] / mass of [b] 1/1.
- the product name is “DN612P” (manufactured by Zeon Corporation) and is a random copolymer.
- the unit of each component is parts by mass.
- EO of EO-modified bisphenol A dimethacrylate is ethylene oxide.
- the EO-modified bisphenol A dimethacrylate in the general formula (C), Z 3 and Z 4 represent CH 2 ⁇ C (CH 3 ) CO— groups, R 4 and R 5 represent —C 2 H 4 —, R 6 and R 7 represent a methyl group, and q + r 2. ]
- the tensile shear bond strength is as large as 2 MPa or more
- the haze value of the polycarbonate resin composite is 18% or less
- the haze value of the acrylic resin composite is 15% or less
- the haze value of the cured product is 10% or less. And small, showing good adhesion and transparency.
- the present invention can maintain transparency in bonding between transparent resins while maintaining high adhesiveness, it can be applied as a bonding application to transparent resins such as show windows.
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- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
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Abstract
Description
上記アクリル系ブロック共重合体は、好ましくは、下記式(1):
式(1)
[a1]-[b]-[a2]
〔上式中、
[a1]及び[a2]は、それぞれ独立して、アクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなる重合体ブロックを表し;
[b]はアクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなる〕
で示される構造を有する。また、上記の[a1]及び[a2]は、ガラス転移温度が90℃以上であるブロック重合体であることが好ましい。また、上記の[b]は、ガラス転移温度が-10℃以下であるブロック重合体であることが好ましい。また、上記アクリル系ブロック共重合体は、[a1]と[a2]の質量の合計/[b]の質量=5/95~80/20の関係を満たすことが好ましい。
上記硬化性樹脂は、硬化後に高い強度および/または接着性を有するとともに、高い透明性を有する。
(i)下記式(A):
(A)
Z1-O-R1
〔上式中、Z1はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R1は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基、フェニル基、テトラヒドロフルフリル基、グリシジル基、ジシクロペンチル基、ジシクロペンテニル基、(メタ)アクリロイル基又はイソボルニル基を表す〕
で示される単量体;
(ii)下記式(B):
(B)
Z2-O-(R2O)p-R3
〔上式中、Z2はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R2は-C2H4-、-C3H6-、-CH2CH(CH3)-、-C4H8-又は-C6H12-を表し、R3は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基又はフェニル基を表し、pは1~25の整数を表す〕
で示される単量体;及び、
(iii)下記式(C):
で示される単量体
を含む上記の硬化性樹脂組成物が提供される。この硬化性樹脂組成物は、接着性が大きいため、接着後の被着体の接着歪みを小さくすることができる。
試料の温度を緩やかに上昇または下降させながら力学的物性の変化を測定する手法:TMAなど
試料の温度を緩やかに上昇または下降させながら吸熱や発熱を測定する手法:DSC、DTAなど
試料に加える周期的力の周波数を変えながらその応答を測定する手法:メカニカルスペクトロスコピー(動的粘弾性測定)など
装置:東ソー GPC-8020 SEC システム
分析条件:
カラム:TSK Guard HZ-L + HZM-N 6.0×150mm×3
流量:0.5ml/min
検出器:RI-8020
濃度:0.1wt/Vol%
注入量:20μL
カラム温度:40℃
システム温度:40℃
溶媒:THF
検量線:標準ポリスチレン(PS)(PL社製)を用いて作成し、重量平均分子量(Mw)はPS換算値で表す。
以下、本発明を詳細に説明するが、本発明は、これに限られるものではない。
本実施形態によれば、
(1)重合性ビニルモノマー、(2)硬化剤、(3)還元剤、及び(4)下記式(1):
(1)
[a1]-[b]-[a2]
〔上式中、
[a1]及び[a2]は、それぞれ独立して、アクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなり、ガラス転移温度が90℃以上である重合体ブロックを表し;
[b]はアクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなり、ガラス転移温度が-10℃以下である重合体ブロックを表し;
但し、[a1]と[a2]の質量の合計/[b]の質量=5/95~80/20の関係を満たす〕
で示される構造を有するアクリル系ブロック共重合体を含有してなる硬化性樹脂組成物が提供される。この硬化性樹脂は、硬化後に高い強度および/または接着性を有するとともに、高い透明性を有する。
一般式(A):
(A)
Z1-O-R1
〔上式中、Z1はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R1は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基、フェニル基、テトラヒドロフルフリル基、グリシジル基、ジシクロペンチル基、ジシクロペンテニル基、(メタ)アクリロイル基又はイソボルニル基を表す〕
で示される単量体。
一般式(B):
(B)
Z2-O-(R2O)p-R3
〔上式中、Z2はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R2は-C2H4-、-C3H6-、-CH2CH(CH3)-、-C4H8-又は-C6H12-を表し、R3は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基又はフェニル基を表し、pは1~25の整数を表す〕
で示される単量体。
一般式(C):
で示される単量体。
上記(i)、(ii)又は(iii)に記載の単量体に含まれない多価アルコールの(メタ)アクリル酸エステル。
(メタ)アクリロイルオキシ基を有するウレタンプレポリマー。
一般式(I):
で表される酸性リン酸化合物。
(1)
[a1]-[b]-[a2]
各物質の使用量の単位は質量部で示す。本実施例における室温とは23℃をいう。尚、各種物性は以下の通りに測定した。
試料をテトラヒドロフランで0.1wt/V%に希釈し、メンブランフィルターで濾過した後、サイズ排除クロマトグラフ(SEC)により測定した。
装置:東ソー GPC-8020 SEC システム
分析条件は以下の通り:
カラム:TSK Guard HZ-L + HZM-N 6.0×150mm×3
流量:0.5ml/min
検出器:RI-8020
濃度:0.1wt/Vol%
注入量:20μL
カラム温度:40℃
システム温度:40℃
溶媒:THF
JISK-6850に準拠した。一枚の試験片(100×25×5mmのポリカーボネート樹脂、又は、100×25×3mmのアクリル樹脂)の片面に二剤を混合した接着剤を塗布し、もう一方の試験片(100×25×5mmのポリカーボネート樹脂、又は、100×25×3mmのアクリル樹脂)と直ちに重ね合わせて貼り合わせた後、室温で24時間養生し、これを引っ張り剪断接着強さ測定用試料とした。尚、接着剤組成物層の厚さを均一化するため、粒径125μmのガラスビーズを接着剤に微量添加した。引っ張り剪断接着強さ(単位:MPa)は、温度23℃、湿度50%の環境下で引張速度10mm/分で測定した。
二剤を均一に混合した接着剤を硬化させ、室温で24時間養生し、25×50×2mmの硬化物を作成した。ヘーズメーター(スガ試験機株式会社製、TMダブルビーム方式ヘーズコンピューター)を用いてヘーズ測定を行った。この場合のヘーズ値は次式より定義される。
ヘーズ値=Td/Tt×100%
Td:拡散透過率、Tt:全後線透過率
一枚の試験片(100×25×5mmのポリカーボネート樹脂、又は、100×25×3mmのアクリル樹脂)の片面に二剤を混合した接着剤を塗布し、もう一方の試験片(100×25×5mmのポリカーボネート樹脂、又は、100×25×3mmのアクリル樹脂)と直ちに重ね合わせて貼り合わせた後、室温で24時間養生し、これを透明性評価用試料とした。尚、接着剤組成物層の厚さを均一化するために、粒径125μmのガラスビーズを接着剤に微量添加した。ヘーズメーター(スガ試験機株式会社製、TMダブルビーム方式ヘーズコンピューター)を用いてヘーズ測定を行った。
硬化性樹脂組成物を、1mm厚のシリコンシートを型枠とし、PETフィルムに挟み込み硬化させ、室温で24時間養生し、厚さ1mmの硬化物を作製した。作製した硬化物をカッターにて長さ50mm、幅5mmに切断し、ガラス転移温度測定用硬化物とした。得られた硬化物をセイコー電子産業社製、動的粘弾性測定装置DMS210により、昇温速度毎分2℃の条件で窒素雰囲気中にて測定し、得られたtanδのピーク温度をガラス転移温度として読みとった。
表1~2の配合量で各物質を混合し、第一剤と第二剤からなる接着剤組成物を調製した。これについて、各透明樹脂の被着体との引っ張り剪断接着強さ、硬化物のヘーズ値及び被着体との複合体のヘーズ値を測定した。結果を表1~2に併記した。
アクリル系ブロック共重合体としては、以下のトリブロックコポリマーを使用した。トリブロックコポリマーは、ポリメチルメタクリレート-ポリn-ブチルアクリレート-ポリメチルメタクリレートのトリブロックコポリマーである。
商品名「LA4285」(クラレ社製)、ポリn-ブチルアクリレートの含有量は50質量%、重量平均分子量6.5万、分子量分布は1.1
商品名「LA2250」(クラレ社製)、ポリn-ブチルアクリレートの含有量は30質量%、重量平均分子量8万、分子量分布は1.1
商品名「LA2140e」(クラレ社製)、ポリn-ブチルアクリレートの含有量は25質量%、重量平均分子量8万、分子量分布は1.1
アクリル系ブロック共重合体は、下記式(2)を満たす。
[a1]-[b]-[a2] (2)
式中、[a1]は、ポリメチルメタクリレートであり、ガラス転移温度は100~120℃である重合体ブロックである。
[a2]は、ポリメチルメタクリレートであり、ガラス転移温度は100~120℃である重合体ブロックである。
[b]は、ポリn-ブチルアクリレートであり、ガラス転移温度は-50~-45℃である重合体ブロックである。
[a1]と[a2]の質量の合計/[b]の質量=1/1である。
アクリロニトリル-ブタジエン―ゴムとしては、以下のものを使用した。
商品名「DN612P」(日本ゼオン社製)であり、ランダム共重合体である。
EO変性ビスフェノールAジメタクリレートのEOは、エチレンオキシド。
EO変性ビスフェノールAジメタクリレートは、一般式(C)において、Z3、Z4はCH2=C(CH3)CO-基を示し、R4、R5は-C2H4-を示し、R6、R7はメチル基を示し、q+r=2である。〕
Claims (14)
- (1)重合性ビニルモノマー、(2)硬化剤、(3)還元剤、及び(4)下記式(1):
(1)
[a1]-[b]-[a2]
〔上式中、
[a1]及び[a2]は、それぞれ独立して、アクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなり、ガラス転移温度が90℃以上である重合体ブロックを表し;
[b]はアクリル酸アルキルエステル及び/又はメタクリル酸アルキルエステルから誘導される構造単位から主としてなり、ガラス転移温度が-10℃以下である重合体ブロックを表し;
但し、[a1]と[a2]の質量の合計/[b]の質量=5/95~80/20の関係を満たす〕
で示される構造を有するアクリル系ブロック共重合体を含有してなる硬化性樹脂組成物。 - (4)アクリル系ブロック共重合体の重量平均分子量が0.5万~400万である請求項1記載の硬化性樹脂組成物。
- (4)アクリル系ブロック共重合体の分子量分布が0.5~1.5である請求項1又は2記載の硬化性樹脂組成物。
- (3)還元剤が、アセチル-2-チオ尿素、ベンゾイルチオ尿素、N,N-ジフェニルチオ尿素、N,N-ジエチルチオ尿素、N,N-ジブチルチオ尿素、及びテトラメチルチオ尿素からなる群から選択される一種以上のチオ尿素誘導体である請求項1ないし3の何れか一項記載の硬化性樹脂組成物。
- (1)重合性ビニルモノマーが重合性(メタ)アクリル酸誘導体である請求項1ないし4の何れか一項記載の硬化性樹脂組成物。
- (1)重合性ビニルモノマーが、重合性(メタ)アクリル酸誘導体(i)、(ii)及び(iii):
(i)下記式(A):
(A)
Z1-O-R1
〔上式中、Z1はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R1は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基、フェニル基、テトラヒドロフルフリル基、グリシジル基、ジシクロペンチル基、ジシクロペンテニル基、(メタ)アクリロイル基又はイソボルニル基を表す〕
で示される単量体;
(ii)下記式(B):
(B)
Z2-O-(R2O)p-R3
〔上式中、Z2はCH2=CHCO-基又はCH2=C(CH3)CO-基を表し、R2は-C2H4-、-C3H6-、-CH2CH(CH3)-、-C4H8-又は-C6H12-を表し、R3は炭素数1~20のアルキル基、シクロアルキル基、ベンジル基又はフェニル基を表し、pは1~25の整数を表す〕
で示される単量体;及び、
(iii)下記式(C):
で示される単量体
を含む、請求項5記載の硬化性樹脂組成物。 - 更に、パラフィン類を含有してなる請求項1ないし6の何れか一項記載の硬化性樹脂組成物。
- 更に、(メタ)アクリル酸を含有してなる請求項1ないし7の何れか一項記載の硬化性樹脂組成物。
- 二剤型硬化性樹脂組成物であって、第一剤が少なくとも(2)硬化剤を含有してなり、第二剤が少なくとも(3)還元剤を含有してなる請求項1ないし8の何れか一項記載の硬化性樹脂組成物。
- 請求項1ないし9の何れか一項記載の硬化性樹脂組成物を含有してなる接着剤組成物。
- 請求項1ないし9の何れか一項記載の硬化性樹脂組成物を含有してなる透明樹脂用接着剤組成物。
- 請求項10又は11記載の接着剤組成物の硬化体。
- 請求項11記載の硬化体により被着体が被覆又は接着された複合体。
- 請求項12記載の複合体の被着体が透明樹脂である複合体。
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US13/318,057 US9518200B2 (en) | 2009-04-30 | 2010-04-30 | Curable resin composition, adhesive composition, cured object or composite |
JP2011511462A JP5665735B2 (ja) | 2009-04-30 | 2010-04-30 | 硬化性樹脂組成物、接着剤組成物、硬化体あるいは複合体 |
CN2010800195122A CN102414227A (zh) | 2009-04-30 | 2010-04-30 | 固化性树脂组合物、粘合剂组合物、固化体或复合体 |
MX2011011293A MX2011011293A (es) | 2009-04-30 | 2010-04-30 | Composicion de resina curable, composicion de adhesivo, objeto o material mixto curado. |
KR1020117028433A KR101685225B1 (ko) | 2009-04-30 | 2010-04-30 | 경화성 수지 조성물, 접착제 조성물, 경화체 혹은 복합체 |
BRPI1015276A BRPI1015276B8 (pt) | 2009-04-30 | 2010-04-30 | Composição de resina curável, composição adesiva, objeto curado ou compósito |
EP10769821.9A EP2426153B1 (en) | 2009-04-30 | 2010-04-30 | Curable resin composition, adhesive composition, cured object or composite |
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WO2012141298A1 (ja) * | 2011-04-13 | 2012-10-18 | 電気化学工業株式会社 | 樹脂組成物及び接着剤 |
JP2014513168A (ja) * | 2011-03-25 | 2014-05-29 | アデジフ エ コンポジットゥ ポリメール | 構造用接着剤、その調製手順、及びその応用 |
US20140194572A1 (en) * | 2010-06-10 | 2014-07-10 | Osaka City University | Adhesive composition and easily dismantlable adhesive tape |
WO2015098549A1 (ja) * | 2013-12-27 | 2015-07-02 | 横浜ゴム株式会社 | 紫外線硬化型樹脂組成物および積層体 |
US9206340B2 (en) | 2011-06-02 | 2015-12-08 | Dic Corporation | Easily dismantlable adhesive composition and easily dismantlable adhesive tape |
US9321944B2 (en) | 2011-06-02 | 2016-04-26 | Dic Corporation | Easily dismantlable adhesive agent composition and easily dismantlable adhesive tape |
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US20140194572A1 (en) * | 2010-06-10 | 2014-07-10 | Osaka City University | Adhesive composition and easily dismantlable adhesive tape |
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JPWO2012141298A1 (ja) * | 2011-04-13 | 2014-07-28 | 電気化学工業株式会社 | 樹脂組成物及び接着剤 |
JP5863773B2 (ja) * | 2011-04-13 | 2016-02-17 | デンカ株式会社 | 樹脂組成物及び接着剤 |
WO2012141298A1 (ja) * | 2011-04-13 | 2012-10-18 | 電気化学工業株式会社 | 樹脂組成物及び接着剤 |
US10301515B2 (en) | 2011-06-02 | 2019-05-28 | Dic Corporation | Easily dismantlable adhesive composition and easily dismantlable adhesive tape |
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US10239981B2 (en) | 2013-06-19 | 2019-03-26 | Lg Chem, Ltd. | Pressure-sensitive adhesive composition |
JP2018028087A (ja) * | 2013-06-19 | 2018-02-22 | エルジー・ケム・リミテッド | 粘着剤組成物 |
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JPWO2015098549A1 (ja) * | 2013-12-27 | 2017-03-23 | 横浜ゴム株式会社 | 紫外線硬化型樹脂組成物および積層体 |
WO2015098549A1 (ja) * | 2013-12-27 | 2015-07-02 | 横浜ゴム株式会社 | 紫外線硬化型樹脂組成物および積層体 |
JP2017066368A (ja) * | 2015-09-29 | 2017-04-06 | 協立化学産業株式会社 | 相溶組成物、接着剤組成物、複合構造物並びに複合構造物の製造方法及び解体方法 |
JP2021038392A (ja) * | 2015-09-29 | 2021-03-11 | 協立化学産業株式会社 | 相溶組成物、接着剤組成物、複合構造物並びに複合構造物の製造方法及び解体方法 |
JP2018538376A (ja) * | 2015-10-07 | 2018-12-27 | イリノイ トゥール ワークス インコーポレイティド | リペア−リワーク能を有する接着剤組成物 |
JP2019505617A (ja) * | 2015-12-15 | 2019-02-28 | スリーエム イノベイティブ プロパティズ カンパニー | 硬化性組成物、感圧接着剤、接着テープ、接合製品 |
JP2020189946A (ja) * | 2019-05-23 | 2020-11-26 | 大塚化学株式会社 | (メタ)アクリル系樹脂組成物 |
JP7318883B2 (ja) | 2019-05-23 | 2023-08-01 | 大塚化学株式会社 | (メタ)アクリル系樹脂組成物 |
Also Published As
Publication number | Publication date |
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US20120070660A1 (en) | 2012-03-22 |
EP2426153A4 (en) | 2013-05-01 |
SG175359A1 (en) | 2011-11-28 |
KR20120001817A (ko) | 2012-01-04 |
MY158554A (en) | 2016-10-14 |
JP5665735B2 (ja) | 2015-02-04 |
KR101685225B1 (ko) | 2016-12-09 |
TW201100485A (en) | 2011-01-01 |
JPWO2010126123A1 (ja) | 2012-11-01 |
MX2011011293A (es) | 2011-11-18 |
BRPI1015276B8 (pt) | 2022-05-03 |
CN102414227A (zh) | 2012-04-11 |
BRPI1015276B1 (pt) | 2020-09-15 |
EP2426153B1 (en) | 2014-06-04 |
US9518200B2 (en) | 2016-12-13 |
TWI595037B (zh) | 2017-08-11 |
BRPI1015276A2 (pt) | 2016-11-29 |
EP2426153A1 (en) | 2012-03-07 |
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