WO2007126081A1 - 粘着剤組成物及びその製造方法、並びに粘着体 - Google Patents
粘着剤組成物及びその製造方法、並びに粘着体 Download PDFInfo
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- WO2007126081A1 WO2007126081A1 PCT/JP2007/059247 JP2007059247W WO2007126081A1 WO 2007126081 A1 WO2007126081 A1 WO 2007126081A1 JP 2007059247 W JP2007059247 W JP 2007059247W WO 2007126081 A1 WO2007126081 A1 WO 2007126081A1
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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
- 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
- C09J153/005—Modified block copolymers
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- 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
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
- C08F297/04—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
- C08F297/044—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes using a coupling agent
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- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/04—Reduction, e.g. hydrogenation
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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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/387—Block-copolymers
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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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
-
- 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
- C09J2453/00—Presence of block copolymer
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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
- Y10T428/2883—Adhesive compositions including addition polymer from unsaturated monomer including addition polymer of diene monomer [e.g., SBR, SIS, etc.]
Definitions
- Adhesive composition composition, method for producing the same, and adhesive
- the present invention relates to a block copolymer comprising a polymer block having an aromatic alkenyl compound unit as a main repeating unit and a polymer block having a conjugated diene compound unit as a main repeating unit.
- the present invention relates to a pressure-sensitive adhesive composition comprising a hydrogenated block copolymer as a constituent, a method for producing the same, and a pressure-sensitive adhesive.
- a surface protective film has a configuration including a film-like base material and an adhesive layer formed on the surface of the base material. Such a surface protective film exhibits an effect of protecting the surface of the protected body from contamination and damage by sticking a film-like substrate to the surface of the protected body using the adhesive layer.
- the pressure-sensitive adhesive composition for forming the pressure-sensitive adhesive layer of the surface protective film as described above includes, for example, a polymer block A having an aromatic alk-Louis compound unit as a main repeating unit, and a conjugated gene. It is possible to use a pressure-sensitive adhesive composition comprising a hydrogenated block copolymer obtained by hydrogenating a block copolymer containing a polymer block B having a compound unit as a main repeating unit. Proposed. More specifically, a surface protective film containing a hydrogenated block copolymer obtained by hydrogenating [A—B] type block copolymer or [A—B—A] type block copolymer. (However, “A” indicates polymer block A and “B” indicates polymer block B.) (for example, see Patent Documents 1 and 2)
- Patent Document 1 Japanese Patent Publication No. 6-23365
- Patent Document 2 Japanese Patent No. 2713519
- the pressure-sensitive adhesive compositions described in Patent Documents 1 and 2 have the adhesive layer having a surface force that adheres to the surface of the adherend after a certain period of time has elapsed after the film is attached to the surface of the adherend.
- the adhesive remains on the surface of the adherend.
- the surface of the adherend may be contaminated (this defect will be referred to as “glue residue”), which is not satisfactory. That is, the pressure-sensitive adhesive compositions described in Patent Documents 1 and 2 leave room for improvement in that there is a risk of causing problems such as floating and adhesive residue.
- the present invention has been made to solve the above-described problems of the prior art, and provides a pressure-sensitive adhesive composition and a pressure-sensitive adhesive body that can effectively prevent problems such as floating and adhesive residue. To do.
- the present inventors have precisely controlled the structure, composition, and physical properties of the block copolymer constituting the pressure-sensitive adhesive composition.
- the present invention provides the following pressure-sensitive adhesive composition, production method thereof, and pressure-sensitive adhesive.
- a double bond derived from a conjugation compound is hydrogenated to contain copolymer (I) and (mouth) component: the following polymer block A and the following polymer block B, and at least two terminals Is the following polymer block A, and contains at least one polymer block B in the middle part, and the content of the aromatic alkenyl compound unit is in the range of 5 mass% or more and less than 30 mass%.
- a pressure-sensitive adhesive composition comprising a coalescence composition as a constituent component, wherein the mass ratio of the component (ii) to the component (mouth) is in the range of 90:10 to LO: 90, The quality of the total amount of the following polymer block ⁇ and the total amount of the following polymer block ⁇ ⁇ contained in the polymer ( ⁇ ) and the copolymer ( ⁇ ') Of the double bonds derived from the conjugated genie compound contained in the copolymer (I ′) and the copolymer ( ⁇ ′), the quantitative ratio is in the range of 5:95 to 29:71, 80 A pressure-sensitive adhesive composition containing at least% hydrogenated.
- Polymer block A Polymer block containing 80% by mass or more of aromatic alkenyl compound units
- Polymer block B Polymer block in which the content of the conjugated diene compound unit is 50% by mass or more and the content of the conjugated bond compound-derived bull bond is 50% or more.
- copolymer ( ⁇ ) and the copolymer ( ⁇ ′) have a content of aromatic alkenyl compound units in the range of 5 mass% or more and less than 25 mass%. Said union
- the copolymer ( ⁇ ) is a copolymer having a structure of [ ⁇ - ⁇ ], and the copolymer ( ⁇
- the copolymer ( ⁇ ) is a copolymer having a structure of [A— B], and the copolymer ( ⁇ ) has a structure of ⁇ [A— B] — Y ⁇ . [1] to [3] above, wherein the mass ratio of the component (i) to the (mouth) component is in the range of 50: 50-20: 80.
- Adhesive composition is a copolymer having a structure of [A— B]
- the copolymer ( ⁇ ) has a structure of ⁇ [A— B] — Y ⁇ .
- the polymer block ⁇ contains styrene units as the aromatic alkenyl compound units, and the polymer block B contains 1,3-butadiene units and isoprene as the conjugation compound units.
- the pressure-sensitive adhesive composition according to any one of the above [1] to [4], wherein the pressure-sensitive adhesive composition contains at least one type of repeating unit whose unit power is also selected.
- the component (c) is further provided with a tackifier. [1] to [4] which are contained as a component and contain 2 to 50 parts by mass of the component (c) with respect to 100 parts by mass of the total amount of the component (i) and the component (mouth).
- the pressure-sensitive adhesive composition according to any one of the above.
- the MFR value measured at 230 ° C and a load of 21.2N is in the range of 1 to 1 OOgZlO, and the loss tangent tan ⁇ ( 20 ° C) is 0.15 or less, tan ⁇ (80 ° C) is 0.10 or more, and storage modulus G ′ (20 ° C) is 1.8 X
- the pressure-sensitive adhesive composition according to any one of [1] to [6], which is 10 6 Pa or less.
- [8] A method for producing the pressure-sensitive adhesive composition according to any one of [1] to [7], wherein the first step is a copolymer having a structure of [ ⁇ - ⁇ ] ( ⁇ A step of synthesizing 1) by block polymerization, and the second step: a part of the copolymer ( ⁇ -1) having the structure of [ ⁇ - ⁇ ] is combined with a coupling agent ⁇ - ⁇ (however, ⁇ ⁇ ”is a coupling agent residue,“ ⁇ ”is a leaving group, and“ X ”is an integer greater than or equal to 2.) and is a copolymer having the structure ⁇ [ ⁇ — ⁇ ] — ⁇ A step of synthesizing ( ⁇ ′—1) and a third step: the copolymer ( ⁇ 1) having the structure of [ ⁇ ⁇ — ⁇ ] and the copolymer having the structure of ⁇ [ ⁇ - ⁇ ] ⁇ By hydrogenating ( ⁇ '-1), 80% or more of the double bonds derived from the conjugation compound contained in the cop
- Polymer block ⁇ Polymer block containing 80% by mass or more of aromatic alkenyl compound units
- Polymer block ⁇ a polymer in which the content of the conjugated Jen compound unit is 50% by mass or more and the content of the bull bond derived from the conjugated gen compound is 50% or more
- An adhesive body comprising a base material and an adhesive layer formed on the surface of the base material, wherein the adhesive layer is a shift between the above [1] to [7].
- An adhesive body comprising the adhesive composition described in 1.
- the surface strength pressure-sensitive adhesive layer of the adherend is lifted and the film is peeled off after a certain period of time has elapsed after the film is attached to the surface of the adherend.
- the film is peeled off (floating) or peeled off the surface of the adherend, the surface of the adherend It is possible to effectively prevent problems (glue residue) that the adhesive remains and contaminates the surface of the adherend.
- a repeating unit derived from the monomer X may be simply referred to as “X unit”.
- Adhesive composition [0020] [1] Adhesive composition:
- the pressure-sensitive adhesive composition of the present invention is a composition containing, as essential components, a copolymer composition composed of (i) component and (mouth) component as essential components.
- both the (i) component and the (mouth) component are hydrogenated with a double bond derived from a conjugate polymer of a block polymer containing the following polymer block A and the following polymer block B as constituent blocks. It is a copolymer.
- Polymer block A Polymer block containing 80% by mass or more of aromatic alkenyl compound units
- Polymer block B Polymer block in which the content of the conjugated diene compound unit is 50% by mass or more and the content of the conjugated bond compound-derived bull bond is 50% or more.
- Polymer block A is a polymer block having an aromatic alkenyl compound unit content of 80% by mass or more.
- the “aromatic alkenyl compound unit” is a repeating unit derived from an aromatic alkellui compound.
- the “aromatic alk-louis compound” include styrene, tert-butylene styrene, a-methylol styrene, p-methylol styrene, p butyl styrene, divininole benzene, 1,1-diphenylenoethylene, vinyl.
- Examples include norenaphthalene, vinylenoanthracene, N, N jetyl p-aminoethylstyrene, and bullpyridine.
- the “aromatic alkenyl compound unit” is preferably a styrene unit because the raw materials are industrially easily available! /.
- Polymer block A is composed mainly of aromatic alkenyl compound units as repeating units. Must be configured. Specifically, the content of the aromatic alkke-louis compound unit is
- the repeating unit other than the aromatic alkenyl compound unit may be a repeating unit derived from a compound copolymerizable with an aromatic alkenyl compound, for example, a conjugate. List repeating units derived from Jheny compounds and (meth) acrylic acid ester compounds. Of these, 1,3 butadiene and isoprene are highly co-polymerizable with aromatic alkoxides!
- Polymer block B is a polymer block in which the content of the conjugated diene compound unit is 50% by mass or more and the content of the vinyl bond derived from the conjugated pheny compound is 50% or more.
- the "conjugated genie compound unit" constituting the “polymer block B” is a repeating unit derived from the conjugated geny compound.
- the “conjugated conjugated compounds” include 1,3 butadiene, isoprene, 2,3 dimethyl-1,3 butadiene, 1,3 pentagen, 2-methyl 1,3-octagen, 1,3 hexagen. 1,3-cyclohexadiene, 4,5-deethyl-1,3-octadiene, 3-butyl-1,3-octadiene, myrcene, and cycloprene.
- the “conjugated conjugate compound unit” is at least one repeating unit selected from the group power of 1,3 butadiene units and isoprene units. I prefer that.
- Polymer block B needs to be composed of conjugated genie compound units as main repeating units.
- the content of the conjugation compound unit must be 50% by mass or more (within a range of 50 to 100% by mass), and preferably 70 to: within a range of L00% by mass. 90-: More preferably within the range of L00 mass%.
- V may be contained in a range of less than 50% by mass, and the repeating unit other than the conjugated genic compound unit may be a repeating unit derived from a compound copolymerizable with the conjugated genic compound, for example, aromatic.
- To alkenyl compounds Mention may be made of derived repeating units. Among them, styrene is highly copolymerizable with conjugated genie compounds, and the reasoning force is also preferred.
- Polymer block B has a content of bull bonds (that is, a total content of 1,2 bull bonds and 3, 4-bule bonds; hereinafter referred to as "bull content”) of 50% or more. More preferably, it is within the range of 50 to 90%, and more preferably within the range of 60 to 80%.
- bull content a content of bull bonds (that is, a total content of 1,2 bull bonds and 3, 4-bule bonds; hereinafter referred to as "bull content”) of 50% or more. More preferably, it is within the range of 50 to 90%, and more preferably within the range of 60 to 80%.
- the “component (i)” includes a polymer block A and a polymer block B, has a structure of [A—B], and the content of the aromatic alkenyl compound unit is 5% by mass or more, It is a copolymer (I) in which a double bond derived from a conjugation compound of a copolymer (I ′) in a range of less than 30% by mass is hydrogenated (provided that “A” is a polymer block A). "B” is a polymer block B, "nj is an integer of 1 to 3.”
- n represents an integer of 1 to 3
- a polymer having a structure of ⁇ [ ⁇ - ⁇ ] is, for example, [A— ⁇ ] ⁇ [ABAB], [A— B
- a block copolymer having a structure of —A—B—A— ⁇ ] can be given.
- these block copolymers for example, [ ⁇ - ⁇ -A - ⁇ ], each may be a different polymer block, or may have the same weight.
- a combined block may be used.
- These block copolymers may be a taper type or a random type in which the content of the aromatic alkenyl compound unit or the conjugated diene compound unit changes continuously in the block.
- the terminal polymer block ⁇ preferably accounts for 2% by mass or more of the entire copolymer. This is to ensure that the effects of the polymer block ⁇ ⁇ are exhibited.
- the terminal polymer block A is less than 2% by mass of the entire copolymer even if it has a structure of terminal force S [ ⁇ - ⁇ ]
- the terminal is a polymer block.
- the same effect as B can be exhibited. That is, the structure is substantially polymerized at the end. It can be considered as body block B.
- n needs to be an integer of 1 to 3. By making n within this range, industrial productivity is improved. On the other hand, when n is 4 or more, industrial productivity is lowered, which is not preferable. From the viewpoint of improving the adhesive strength and material strength, n is more preferably 1 to 2, and particularly preferably 1. That is, the block copolymer having the structure of [ ⁇ - ⁇ ] is particularly preferable as ⁇ [polymer having the structure of [ ⁇ - ⁇ ].
- the copolymer ( ⁇ ) needs to have a content of aromatic alkenyl compound units in the range of 5 mass% or more and less than 30 mass%.
- the pressure-sensitive adhesive composition has an appropriate holding power and followability to the uneven surface of the adherend surface. Can be configured.
- the content of the aromatic alkenyl compound unit be in the range of 5 mass% or more and less than 25 mass%. It is more preferable to be in the range of 7% by mass. Particularly preferable is in the range of 7 to 20% by mass.
- the molecular weight of the component (i) is not particularly limited, but the weight average molecular weight is preferably 30,000 to 500,000, more preferably 80,000 to 300,000, and even more preferably 100,000 to 20 It is particularly preferable that it is 10,000. By making the weight average molecular weight in the range of 30,000 to 500,000, it is easy to industrially produce a copolymer composition comprising (i) component, and thus (i) component and (mouth) component. It can be If the weight average molecular weight is less than 30,000, the polymer may adhere to the production equipment in the process of removing the solvent and drying the polymer, making it difficult to industrially produce the component (i).
- weight average molecular weight means a weight average molecular weight in terms of polystyrene measured by gel permeation chromatography (GPC).
- the “(mouth) component” includes a polymer block ⁇ and a polymer block ⁇ , at least two terminal ends are the polymer block A, and at least one polymer block B is included in the middle portion thereof.
- the content of Nilui compound unit is in the range of 5% by mass or more and less than 30% by mass This is a copolymer ( ⁇ ) obtained by hydrogenating a double bond derived from a conjugation compound of copolymer (II ′).
- Examples of the "polymer having at least two polymer blocks A and at least one polymer block B in the middle part" include [A -BA], [A- B- B- A ],
- Polymer block “B” and “B” indicate polymer blocks that satisfy the conditions of polymer block B.
- A, A, A to B, and B are each
- these block copolymers may be of a taper type or a random type in which the content of aromatic alkenyl compound units or conjugated compound compound units changes continuously in the block.
- the terminal polymer block A preferably accounts for 2% by mass or more of the entire copolymer. This is to ensure that the effects of the polymer block A are exhibited.
- the terminal has a structure of [AB], but the content of the polymer block B at the terminal is less than 2% by mass of the entire copolymer, the terminal is the polymer block A. The same effect as can be achieved. That is, the structure can be regarded as having a polymer block A substantially at the terminal.
- a polymer having the structure ⁇ [AB] —Y ⁇ is also preferable.
- A represents polymer block A
- B represents polymer block B
- x represents an integer of 2 or more
- Y represents a coupling agent residue.
- Each “ ⁇ ” may be a different polymer block or the same polymer block.
- the polymer having the above-described structure has, for example, a partial force [ ⁇ - ⁇ - ⁇ ] structure of [ ⁇ ] in the [A- ⁇ - ⁇ ] structure, and [ ⁇ - ⁇ It can be obtained by coupling a polymer having the structure of Therefore, the (i) component and the (mouth) component are preferable in that they can be synthesized in one pot.
- the details of the coupling method and the like will be described in detail in the section of the manufacturing method.
- “x” needs to be an integer of 2 or more. Therefore, depending on the type of coupling agent, not only two-molecule coupling bodies but also three or more molecular coupling bodies (so-called star polymers) are included. However, the production of the (mouth) component by coupling too many polymers is accompanied by a side reaction, which may make it difficult to control the physical properties of the polymer. Therefore, “x” is preferably 2-4.
- the copolymer ( ⁇ ') may have an aromatic alkenyl compound unit content of 5 mass% or more and less than 30 mass%. It is necessary, and it is more preferable to set it within the range of 5% by mass or more and less than 25% by mass, and particularly preferably within the range of 5 to 20% by mass.
- the molecular weight of the (mouth) component is not particularly limited, but the weight average molecular weight is preferably 50,000 to 500,000, more preferably 50,000 to 300,000. By making the weight average molecular weight within the range of 50,000 to 500,000, it is possible to facilitate industrial production of a copolymer composition comprising the (mouth) component, and thus the (ii) component and the (mouth) component. be able to. If the weight average molecular weight is less than 30,000, the polymer may adhere to the production equipment in the process of removing the solvent and drying the polymer, making industrial production of the (mouth) component difficult. On the other hand, when the weight average molecular weight is 500,000 or more, the solubility in a solvent and the heat melting property are deteriorated, and it may be difficult to process an adhesive.
- the pressure-sensitive adhesive composition of the present invention is a pressure-sensitive adhesive composition containing a copolymer composition comprising (i) component and (mouth) component as constituent components.
- the mass ratio of the (i) component and the (mouth) component needs to be in the range of 90:10 to 10:90.
- (Ii) Including 100 parts by mass of component and (mouth) component Including 10 parts by mass of component (ii) the adhesion force of the adherend surface rises and the film peels off It is possible to exert a preferable effect that (lifting) can be effectively prevented.
- the adherend when the film is peeled from the surface of the adherend by including 10 parts by mass or more of the (mouth) component in the total amount of (i) component and (mouth) component of 100 parts by weight, the adherend It is possible to effectively prevent a problem (adhesive residue) in which the adhesive remains on the surface of the substrate and contaminates the surface of the adherend.
- the mass ratio of the component (ii) to the component (mouth) is preferably in the range of 50:50 to 20:80. ! /
- the mass ratio of the total amount of polymer block ⁇ to the total amount of polymer block ⁇ contained in the copolymer ( ⁇ ) and the copolymer ( ⁇ ') is Must be in the range 5:95 to 29:71.
- the mass ratio of the total amount of polymer block ⁇ to the total amount of polymer block ⁇ contained in the copolymer ( ⁇ ) and the copolymer ( ⁇ ') is Must be in the range 5:95 to 29:71.
- the mass ratio of the total amount of the polymer block A and the total amount of the polymer block B is 5 : It is preferably within the range of 95-25: 75, more preferably within the range of 5: 95-20: 80, and particularly preferably within the range of 5: 95-15: 85.
- the pressure-sensitive adhesive composition of the present invention 80% or more of the double bonds derived from the conjugated genie compound contained in the copolymer ( ⁇ ) and the copolymer ( ⁇ ') are hydrogenated. It is what has been done. That is, the total hydrogenation rate of the copolymer ( ⁇ ) and the copolymer ( ⁇ ′) needs to be in the range of 80 to LO: 0%, and in the range of 90 to 100%. More preferably, it is within the range of 95-100%.
- the hydrogenation rate means a hydrogenation rate calculated from 270 MHz, H-NMR spectrum using carbon tetrachloride as a solvent.
- the content of the aromatic alkenyl compound unit in the copolymer composition is preferably in the range of 5 mass% or more and less than 25 mass%, and is preferably in the range of 5 to 20 mass%. A more preferred range is 7 to 20% by mass.
- the pressure-sensitive adhesive composition has an appropriate holding force and followability to the uneven surface of the adherend surface. Composing things Therefore, the followability of the surface of the adherend to the uneven surface can be improved.
- the molecular weight of the copolymer composition is not particularly limited, but the weight average molecular weight is preferably 30,000 to 500,000, more preferably 80,000 to 300,000, and more preferably 100,000 to Particularly preferred is 200,000.
- the weight average molecular weight is preferably 30,000 to 500,000, more preferably 80,000 to 300,000, and more preferably 100,000 to Particularly preferred is 200,000.
- the weight average molecular weight is less than 30,000, the polymer may adhere to the production equipment in the process of removing the solvent and drying the polymer, making industrial production of the copolymer composition difficult.
- the weight average molecular weight is 500,000 or more, the solubility in a solvent and the heat melting property are deteriorated, and it may be difficult to process the pressure-sensitive adhesive.
- this copolymer composition has an MFR value (hereinafter referred to as "MFR") measured at 230 ° C and a load of 21.2N within a range of 1 to: LOOgZlO. Is preferred.
- MFR MFR value
- the MFR value is set to 1 to 50 gZlO.
- the MFR value is l-100gZlO minutes.
- the weight average molecular weight, the mass ratio of the component (i) to the (mouth) component, the content of the aromatic alkenyl compound unit, the polymer block contained in the component (i) or (mouth) It is necessary to appropriately control the conditions such as the bull content and hydrogenation rate of the conjugated genie compound unit of B.
- MFR refers to JIS K7210.
- this copolymer composition is required to have a value of tan ⁇ (80 ° C) of 0.10 or more.
- tan S 80 ° C
- tan d 80 ° C
- the value of tan d 80 ° C is in the range of 0.10 to 0.50. It is in the range of 0.10 to 0.20. Further preferred.
- the copolymer composition preferably has a value of tan ⁇ (20 ° C) of 0.15 or less. By setting the value of tan d (20 ° C) to 0.15 or less, high-speed peelability can be improved.
- this copolymer composition preferably has a G '(20 ° C) value of 1.8 X 10 6 Pa or less.
- G ′ (20 ° C.) By setting the value of G ′ (20 ° C.) to 1.8 ⁇ 10 6 Pa or less, an appropriate adhesive force can be obtained.
- the value of G ′ (20 ° C.) is in the range of 1.0 ⁇ 10 5 to 1.5 ⁇ 10 6 Pa.
- tan S (80.C) "tan ⁇ (20.C)”
- G, (20 ° C) are trade names: ARES measuring instrument ( Tee 'A' Instruments) was used to measure the dynamic viscoelasticity measured under the conditions of temperature dispersion range 60-100 ° C, heating rate 5 ° CZ min, strain 0.14%, frequency 10Hz. It shall mean a value.
- the pressure-sensitive adhesive composition of the present invention preferably contains component (c): a tackifier as a constituent component.
- component (c) a tackifier as a constituent component.
- the initial adhesive strength of the pressure-sensitive adhesive composition can be improved by further including the component (c).
- Examples of the tackifier include petroleum copolymers such as aliphatic copolymers, aromatic copolymers, aliphatic / aromatic copolymers and alicyclic copolymers, coumarone, and the like. Indden resin, terpene resin, terpene phenol resin, rosin resin such as polymerized rosin, (alkyl) phenol resin, xylene resin or hydrogenated products such as these What is used for an agent can be used without a restriction
- These tackifiers may be used alone or in combination of two or more.
- the amount of component (c) is contained in the pressure-sensitive adhesive composition in a ratio of 2 to 50 parts by mass with respect to 100 parts by mass of the total amount of component (b) and component (mouth). 5 to 40 quality More preferably, it is contained in a proportion of 5 parts by mass. It is particularly preferred that it is contained in a proportion of 5 to 30 parts by mass.
- the pressure-sensitive adhesive composition of the present invention includes (i) component, (mouth) component, (c) component, as well as antioxidant, ultraviolet absorber, colorant, light stabilizer, thermal polymerization inhibitor, antifoaming agent.
- Additives that may be blended in the pressure-sensitive adhesive composition such as agents, leveling agents, antistatic agents, surfactants, storage stabilizers, and fillers, may be blended.
- the pressure-sensitive adhesive composition of the present invention can be produced, for example, by the following method (blend method).
- “A” and “B” in the following sentences indicate the following polymer block A and polymer block B, respectively.
- the blending method is a production method because it is possible to synthesize each of the (i) component and the (mouth) component into an optimal structure.
- a copolymer ( ⁇ 1) having the structure [A—B] was synthesized by block polymerization, and a copolymer having a structure [A—B—A] ( ⁇ ′ -1) was synthesized by block polymerization, and these were blended at a predetermined mass ratio and then hydrogenated to derive from the conjugate compound contained in copolymer ( ⁇ 1) and copolymer ( ⁇ 1).
- the double bond is hydrogenated to obtain a V-copolymer composition, and if desired, other components are mixed to obtain a pressure-sensitive adhesive composition.
- a compound containing one or more of the periodic table Ib, IVb, Vb, VIb, VIIb, and Group VIII metals can be used.
- Kaminsky Strong Mins
- Cp ring cyclopentagel ring
- Cp ring cyclopentagel ring
- Key ansa type meta-mouth catalyst
- non-cross-linked half-meta-mouth catalyst non-cross-linked half-meta-mouth catalyst
- bridged half-metal mouth catalyst As specific examples of the meta-octene-based compound, Kaminsky (Strong Mins) has two ligands in which hydrogen on the cyclopentagel ring (Cp ring) or Cp ring is substituted with an alkyl group.
- Key ansa type meta-mouth catalyst, non-cross-linked half-meta-mouth catalyst, and bridged half-metal mouth catalyst.
- a homogeneous Ziegler catalyst in which an organic salt or a cetylacetone salt of a metal element such as Ni or Co is combined with a reducing agent such as organic aluminum, or an organic metal compound such as Ru or Rh Etc.
- any of Ti, Zr, and Hf which is preferred for meta-orthocene-based compounds containing any of Ti, Zr, Hf, Ni, Co, Ru, and Rh, is preferred.
- Examples thereof include catalysts described in Japanese Patent No. 960 and Japanese Patent Publication No. 47-40473. These various catalysts can be used alone or in combination of two or more.
- the pressure-sensitive adhesive composition of the present invention is preferably produced, for example, by the following method (coupling method).
- component and (mouth) component can be synthesized in one pot, so the manufacturing process is simple, the manufacturing cost is low, and depending on the type and amount of coupling agent, (i) This is preferable in that the ratio between the component and the (mouth) component can be controlled.
- the coupling method includes a first step: a step of synthesizing a copolymer ( ⁇ 1) having the structure [A—B] by block polymerization, and a second step: a step having the structure of [AB].
- Polymer ( ⁇ 1 ) Is coupled with a coupling agent Y— ⁇ ⁇ (where “ ⁇ ” is a coupling agent residue, “ ⁇ ” is a leaving group, and “X” is an integer of 2 or more).
- Examples of the "coupling agent” include methyldichlorosilane, dimethyldichlorosilane, methyltrichlorosilane, butyltrichlorosilane, tetrachlorosilane, dibromoethane, tetrachlorotin, butyltrichlorotin, tetrachromium germanium, and bismuth.
- Halogen compounds such as (trichlorosilyl) ethane; Epoxy compounds such as epoxidized soybean oil; Carbon compounds such as dimethyl adipate, dimethyl adipate, dimethyl terephthalic acid, and jetyl terephthalic acid; polybules such as dibulebenzene Compound; polyisocyanate; and the like.
- methyldichlorosilane, dimethyldichlorosilane, methyltrichlorosilane, and tetrachlorosilane are preferred because they are easily available industrially and have high reactivity.
- the pressure-sensitive adhesive body of the present invention is a pressure-sensitive adhesive body comprising a base material and a pressure-sensitive adhesive layer formed on the surface of the base material, and the pressure-sensitive adhesive layer contains the pressure-sensitive adhesive composition of the present invention.
- the base material examples include inorganic materials such as metals and glass; synthetic resin materials such as polyolefin resin and polyester resin; and other materials such as cellulose materials. Can. These base materials may be used alone, or a laminate in which two or more kinds of base materials are laminated may be used. Among these base materials, a base material made of polyolefin resin is preferably used from the viewpoints of productivity, resistance, ringability, and cost.
- the thickness of the base material is not particularly limited, but when the adhesive layer and the base material are deformed and handled like a roll or the like, it is preferably 1. Omm or less and more preferably 300 m or less. Particularly preferred is 100 / zm or less. The lower limit is considered to be about 20 m practically.
- the method for producing the pressure-sensitive adhesive body is not particularly limited.
- a pressure-sensitive adhesive is laminated on the surface of a synthetic resin-made base material, and the base material and the pressure-sensitive adhesive layer are laminated.
- a method of laminating and integrating the base material and the adhesive layer by co-extrusion of the adhesive composition constituting the adhesive layer and the resin composition constituting the synthetic resin base material, etc. Can be mentioned.
- a method of laminating an adhesive on a synthetic resin substrate for example, a solution coating method for applying an adhesive solution, a dry lamination method, an extrusion coating method using a T die, or the like may be used. it can. In this case, in order to increase the bonding strength between the base material layer and the pressure-sensitive adhesive layer, it is preferable to perform a surface treatment such as primer application on the synthetic resin base material in advance.
- a conventionally known method such as an inflation method or a T-die method can be used as Among these methods, the co-extrusion method by the T-die method is most preferable because it can economically produce a high-quality pressure-sensitive adhesive body.
- the thickness of the adhesive layer is not particularly limited, but is desirably in the range of 3 to 50 ⁇ m. If the thickness is less than 3 m, the adhesive strength may be insufficient, and if it exceeds 50 / z m, the cost may increase.
- the components (i) and (mouth) as raw materials were synthesized.
- the synthesis method is shown.
- the physical property values of the component (i), the component (mouth) or the copolymer composition were measured and evaluated by the following methods.
- the mass ratio of the polymer block A and the polymer block B was calculated from the amount of raw materials charged when the copolymer constituting the component (i) and the component (mouth) was produced.
- a nitrogen-substituted reaction vessel was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 10 parts by mass of styrene, and 5 parts by mass of tetrahydrofuran, and n-butyllithium was added at a polymerization initiation temperature of 40 ° C. A part by mass was added to carry out temperature rising polymerization. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 15 ° C., 90 parts by mass of 1,3 butadiene was then removed, and further temperature-programmed polymerization was performed.
- Example 2 A reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 15 parts by mass of styrene and 5 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. A part by mass was added to carry out temperature rising polymerization. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 25 ° C., and then 85 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- a reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 10 parts by mass of styrene and 5 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. 0.12 A part by mass was added to carry out temperature rising polymerization. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 15 ° C., and then 90 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- a reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 20 parts by mass of styrene and 5 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. A part by mass was added to carry out temperature rising polymerization. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 15 ° C., and then 80 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- dimethyldichlorosilane as a coupling agent was added in an amount of 0.1%.
- a nitrogen-substituted reaction vessel was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 7.5 parts by mass of styrene and 5 parts by mass of tetrahydrofuran, and n-butyl lithium at a polymerization initiation temperature of 40 ° C. . 10 parts by mass was added, and temperature rising polymerization was performed. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 15 ° C., and then 85 parts by mass of 1,3-butadiene was calcined, followed by further temperature rising polymerization.
- a reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 10 parts by mass of styrene and 2 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. Isothermal polymerization was performed by adding parts by mass. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 25 ° C., and then 80 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- a reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 5 parts by mass of styrene and 2 parts by mass of tetrahydrofuran, and n-butyllithium was added at a polymerization initiation temperature of 40 ° C. Isothermal polymerization was performed by adding parts by mass. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 25 ° C., and then 90 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- a reaction vessel purged with nitrogen was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 10 parts by mass of styrene and 5 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. A part by mass was added to carry out temperature rising polymerization. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 25 ° C., and then 90 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- a nitrogen-substituted reaction vessel was charged with 500 parts by mass of degassed / dehydrated cyclohexane, 12 parts by mass of styrene, and 2 parts by mass of tetrahydrofuran, and n-butyllithium at a polymerization initiation temperature of 40 ° C. 0.18 Isothermal polymerization was performed by adding parts by mass. After the polymerization conversion rate reached approximately 100%, the reaction solution was cooled to 25 ° C., and then 88 parts by mass of 1,3-butadiene was calcined, followed by polymerization at elevated temperature.
- the tackifier (alicyclic saturated hydrocarbon series) was added to 100 parts by mass of the copolymer composition.
- Resin trade name: Alcon P125, Arakawa Chemical Industries
- antioxidant trade name: Irganox 1010, Ciba 'Specialty' Chemicals
- UV absorber trade name: Tinuvin (326, manufactured by Chinoku 'Specialty' Chemicals
- Toluene was added to 5 parts by mass to obtain a toluene solution.
- Adhesive strength was measured according to the method described in JIS Z0237. At this time, the adhesive strength (low speed peelability) when the tensile speed was 300 mmZ (low speed) and the adhesive strength (high speed peelability) when the tensile speed was 30 mZ (high speed) were measured.
- low-speed peelability if the adhesive strength at low speed is 2 ⁇ : LONZ25mm, “ ⁇ (good)”, less than 2NZ25mm In the case of 10NZ25mm or more, the adhesive strength was too strong, and both were evaluated as “X (defect)”. High-speed peelability was evaluated as “ ⁇ (good)” when the adhesive strength at high speed was 2 to 10 NZ25 mm, “X (defect)” when less than 2 NZ25 mm and over 10 NZ25 mm.
- a test piece cut to a width of 25 mm was bonded to a SUS304 steel sheet specified in JIS Z0237 by a single reciprocating press at a speed of 300 mm per minute with a 2 kg roller at room temperature. It was left for 30 minutes.
- one end of the test piece in the longitudinal direction is slightly peeled to form a grip allowance, and a mark is put at the peeling boundary and the test plate is held horizontally with the bonding surface facing downward. It was left in a 40 ° C atmosphere for 30 minutes.
- a 30 g weight was attached to the gripping portion of the test piece, and the test was started by dropping it, and the peel length after 30 minutes was measured.
- the peel length was defined as the holding force at low load (low load holding force).
- a 60 g weight was attached, and the test was started by dropping, and the peel length after 30 minutes was measured. This peel length was defined as a holding force (high load holding force) at the time of high load.
- the low load holding force was evaluated as “ ⁇ (good)” when the peel length at low load was 10 mm or less, and “X (defect)” when the peel length was more than 10 mm.
- the high load holding force was evaluated as “ ⁇ (good)” when the peel length at high load was 20 mm or less, and “X (bad)” when it was over 20 mm.
- the surface protective film was adhered to an adherend (acrylic plate having a thickness of 2 mm, trade name: Paradalous cast plate, manufactured by Kuraray Co., Ltd.), and the state after aging at 40 ° C. for 1 week was observed.
- adherend acrylic plate having a thickness of 2 mm, trade name: Paradalous cast plate, manufactured by Kuraray Co., Ltd.
- the surface protective film was adhered to an adherend (the acrylic plate), allowed to age at 40 ° C. for 1 week, and observed after peeling.
- adherend the acrylic plate
- the adhesive layer remains on the surface of the kimono and is contaminated. The case was evaluated as “ ⁇ (bad)”.
- the pressure-sensitive adhesive bodies (surface protective films) of Examples 5 to 8 showed good results in terms of floating and adhesive residue in addition to being excellent in normal pressure-sensitive adhesive properties such as adhesive strength and holding power.
- the adhesive bodies (surface protective films) of Comparative Examples 5 to 7 and 9 lift the surface strength adhesive layer of the adherend after 1 week has passed since the film was attached to the surface of the adherend. The film peeled off.
- the pressure-sensitive adhesive body (surface protective film) of Comparative Example 8 contaminates the surface of the adherend by leaving the pressure-sensitive adhesive on the surface of the adherend when the film is peeled off from the surface of the adherend. A malfunction occurred.
- the pressure-sensitive adhesive body of Comparative Example 6 has a defect that the holding force is too high and the holding force is too large, and the pressure-sensitive adhesive body of Comparative Example 9 has both poor high-speed peelability and low-speed peelability and has an adhesive strength. Was too strong (hard to peel off).
- the pressure-sensitive adhesive composition and pressure-sensitive adhesive body of the present invention can effectively prevent problems such as floating and adhesive residue as well as excellent adhesive properties such as holding power and adhesive strength. Therefore, it can be particularly suitably used as a pressure-sensitive adhesive composition for forming a pressure-sensitive adhesive layer of a surface-protective film such as a mirror-finished member that needs to protect its surface or a light-transmitting member.
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- Chemical Kinetics & Catalysis (AREA)
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- Medicinal Chemistry (AREA)
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- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
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- Graft Or Block Polymers (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2008513308A JP4571689B2 (ja) | 2006-04-28 | 2007-04-27 | 粘着剤組成物及びその製造方法、並びに粘着体 |
CN2007800212713A CN101466810B (zh) | 2006-04-28 | 2007-04-27 | 粘合剂组合物及其制造方法以及粘合体 |
US12/298,815 US20100015442A1 (en) | 2006-04-28 | 2007-04-27 | Adhesive composition, method for producing the same and adhesive body |
KR1020087027697A KR101288750B1 (ko) | 2006-04-28 | 2007-04-27 | 점착제 조성물 및 그의 제조 방법, 및 점착체 |
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JP2006124646 | 2006-04-28 | ||
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WO2007126081A1 true WO2007126081A1 (ja) | 2007-11-08 |
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PCT/JP2007/059247 WO2007126081A1 (ja) | 2006-04-28 | 2007-04-27 | 粘着剤組成物及びその製造方法、並びに粘着体 |
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US (1) | US20100015442A1 (ja) |
JP (1) | JP4571689B2 (ja) |
KR (1) | KR101288750B1 (ja) |
CN (1) | CN101466810B (ja) |
TW (1) | TWI427131B (ja) |
WO (1) | WO2007126081A1 (ja) |
Cited By (14)
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JP2008274212A (ja) * | 2007-03-30 | 2008-11-13 | Jsr Corp | 粘着剤組成物及び表面保護フィルム |
JP2008274211A (ja) * | 2007-03-30 | 2008-11-13 | Jsr Corp | 粘着剤組成物及び表面保護フィルム |
WO2009128397A1 (ja) * | 2008-04-14 | 2009-10-22 | 旭化成ケミカルズ株式会社 | 粘接着性組成物 |
WO2010029773A1 (ja) * | 2008-09-11 | 2010-03-18 | 積水化学工業株式会社 | 表面保護フィルム |
JP2011190370A (ja) * | 2010-03-15 | 2011-09-29 | Sekisui Chem Co Ltd | 表面保護フィルム |
KR20120114301A (ko) * | 2010-01-15 | 2012-10-16 | 제이에스알 가부시끼가이샤 | 전고체형 전지용 결합제 조성물 및 전고체형 전지 전극용 슬러리 |
WO2013005830A1 (ja) * | 2011-07-07 | 2013-01-10 | 積水化学工業株式会社 | 粘着剤組成物及び表面保護用粘着シート |
WO2013094760A1 (ja) * | 2011-12-22 | 2013-06-27 | 積水化学工業株式会社 | 表面保護フィルム |
WO2013105377A1 (ja) * | 2012-01-12 | 2013-07-18 | 日東電工株式会社 | 表面保護フィルム |
WO2014087815A1 (ja) * | 2012-12-07 | 2014-06-12 | クレイトン・ポリマーズ・ユー・エス・エル・エル・シー | 塗装面の保護フィルム用粘着剤組成物およびその調製方法 |
JP2014114345A (ja) * | 2012-12-07 | 2014-06-26 | Kraton Polymers Us Llc | 塗装面の保護フィルム用粘着剤組成物およびその調製方法 |
WO2015156289A1 (ja) * | 2014-04-08 | 2015-10-15 | 旭化成ケミカルズ株式会社 | 組成物及び表面保護フィルム |
JP2017226802A (ja) * | 2016-06-24 | 2017-12-28 | Jsr株式会社 | 粘着剤用組成物及び粘着フィルム |
CN114845868A (zh) * | 2019-12-17 | 2022-08-02 | 米其林集团总公司 | 弹性体层压件 |
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JP5120522B2 (ja) * | 2010-11-29 | 2013-01-16 | Jsr株式会社 | 電池用バインダー組成物、電池電極用スラリー、固体電解質組成物、電極及び全固体型電池 |
US10385243B2 (en) | 2014-01-23 | 2019-08-20 | Asahi Kasei Kabushiki Kaisha | Block copolymer and adhesive composition |
US9458362B2 (en) | 2014-04-02 | 2016-10-04 | Kraton Polymers U.S. Llc | Adhesive compositions containing a block copolymer with polymyrcene |
US10053603B2 (en) * | 2014-04-02 | 2018-08-21 | Kraton Polymers U.S. Llc | Block copolymers containing a copolymer myrcene block |
JP6272468B2 (ja) | 2014-05-19 | 2018-01-31 | 旭化成株式会社 | 水素添加ブロック共重合体組成物及び粘接着剤組成物 |
US9556743B2 (en) * | 2014-07-03 | 2017-01-31 | Rolls-Royce Corporation | Visual indicator of coating thickness |
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JP5681486B2 (ja) * | 2008-04-14 | 2015-03-11 | 旭化成ケミカルズ株式会社 | 粘接着性組成物 |
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CN101990567B (zh) * | 2008-04-14 | 2013-11-06 | 旭化成化学株式会社 | 粘接性组合物 |
US8563646B2 (en) | 2008-04-14 | 2013-10-22 | Asahi Kasei Chemicals Corporation | Adhesive composition |
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WO2013105377A1 (ja) * | 2012-01-12 | 2013-07-18 | 日東電工株式会社 | 表面保護フィルム |
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US9580632B2 (en) | 2012-12-07 | 2017-02-28 | Polyone Corporation | Adhesive composition for protective film on painting, and manufacturing process thereof |
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CN104837946B (zh) * | 2012-12-07 | 2017-04-19 | 科腾聚合物美国有限责任公司 | 涂敷面的保护膜用粘合剂组合物及其制备方法 |
WO2015156289A1 (ja) * | 2014-04-08 | 2015-10-15 | 旭化成ケミカルズ株式会社 | 組成物及び表面保護フィルム |
US9873788B2 (en) | 2014-04-08 | 2018-01-23 | Asahi Kasei Kabushiki Kaisha | Composition and surface protection film |
JP2017226802A (ja) * | 2016-06-24 | 2017-12-28 | Jsr株式会社 | 粘着剤用組成物及び粘着フィルム |
CN114845868A (zh) * | 2019-12-17 | 2022-08-02 | 米其林集团总公司 | 弹性体层压件 |
CN114845868B (zh) * | 2019-12-17 | 2023-11-24 | 米其林集团总公司 | 弹性体层压件 |
Also Published As
Publication number | Publication date |
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JP4571689B2 (ja) | 2010-10-27 |
KR20080113442A (ko) | 2008-12-30 |
CN101466810A (zh) | 2009-06-24 |
TW200804552A (en) | 2008-01-16 |
KR101288750B1 (ko) | 2013-07-23 |
TWI427131B (zh) | 2014-02-21 |
CN101466810B (zh) | 2011-04-27 |
US20100015442A1 (en) | 2010-01-21 |
JPWO2007126081A1 (ja) | 2009-09-10 |
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