WO2005085377A1 - 熱可塑性エラストマー組成物を用いる加硫ゴム組成物の接着方法 - Google Patents
熱可塑性エラストマー組成物を用いる加硫ゴム組成物の接着方法 Download PDFInfo
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- WO2005085377A1 WO2005085377A1 PCT/JP2005/003479 JP2005003479W WO2005085377A1 WO 2005085377 A1 WO2005085377 A1 WO 2005085377A1 JP 2005003479 W JP2005003479 W JP 2005003479W WO 2005085377 A1 WO2005085377 A1 WO 2005085377A1
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- thermoplastic elastomer
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- vulcanized rubber
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
- B29C65/5057—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like positioned between the surfaces to be joined
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- B29C65/40—Applying molten plastics, e.g. hot melt
- B29C65/405—Applying molten plastics, e.g. hot melt characterised by the composition of the applied molten plastics
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- B29C65/40—Applying molten plastics, e.g. hot melt
- B29C65/42—Applying molten plastics, e.g. hot melt between pre-assembled parts
- B29C65/425—Applying molten plastics, e.g. hot melt between pre-assembled parts characterised by the composition of the molten plastics applied between pre-assembled parts
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- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
- B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
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- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
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- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
- B29C66/73753—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized
- B29C66/73754—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized the to-be-joined areas of both parts to be joined being partially cured
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
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- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
- B29C66/73755—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized
- B29C66/73756—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized the to-be-joined areas of both parts to be joined being fully cured
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7394—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
- B29C66/73941—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset characterised by the materials of both parts being thermosets
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- 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
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
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- 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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2021/00—Use of unspecified rubbers as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2021/00—Use of unspecified rubbers as moulding material
- B29K2021/003—Thermoplastic elastomers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
- C08L2666/24—Graft or block copolymers according to groups C08L51/00, C08L53/00 or C08L55/02; Derivatives thereof
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
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- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
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Definitions
- rubber products such as weather strips and glass runs are manufactured by cutting an extruded vulcanized molded product made of a rubber composition, setting it in a one-sided or two-sided mold, and further forming the same type of rubber into a cavity. This was performed by injecting a molding material and performing vulcanization molding.
- the present inventors have conducted intensive studies in order to solve the above-mentioned problems, and as a result, have found that a vulcanized rubber composition can maintain recyclability by using a specific thermoplastic elastomer composition for bonding between members.
- the adhesiveness is excellent while achieving the present invention. That is, the present invention provides a method for bonding a vulcanized rubber composition using the thermoplastic elastomer composition described in the following (I)-(XIV).
- A is an alkyl group having 1 to 30 carbon atoms, an aralkyl group having 7 to 20 carbon atoms or an aryl group having 6 to 20 carbon atoms
- B is a single bond; an oxygen atom, an amino group NR ⁇ ( R 'is a hydrogen atom or an alkyl group having 11 to 10 carbon atoms.) Or an i-atom; or an organic group which may contain these atoms or groups.
- (X) At least one unit selected from the group consisting of ethylene, propylene, isoprene, and butadiene forces, which constitutes a rubber component of the rubber component of the vulcanized rubber composition.
- the vulcanized rubber composition used in the bonding method of the present invention is not particularly limited as long as it is a vulcanized rubber composition obtained by vulcanizing an unvulcanized rubber composition containing a rubber component and a filler.
- the rubber component preferably has at least one unit selected from the group consisting of ethylene, propylene, isoprene, and butadiene.
- the content of the filler is not particularly limited, and if necessary, 10 to 200 parts by mass, preferably 50 to 120 parts by mass can be contained based on 100 parts by mass of the rubber component.
- zeo-based vulcanizing agent examples include powdered zeolite, sedimented zeolite, highly dispersible zeolite, surface-treated zeolite, insoluble zeolite, dimorpholine disulfide, alkylphenol disulfide and the like.
- thermoplastic elastomer composition used in the bonding method of the present invention is a composition containing a thermoplastic elastomer described below and a filler, and the filler is used in a proportion of 100 parts by mass of the thermoplastic elastomer. Parts by weight, preferably 5 to 50 parts by weight.
- the bonding method of the present invention using the obtained thermoplastic elastomer composition is preferable because the bonding property is improved and the strength after bonding is improved. It is also preferable from the viewpoint of easily adjusting the rubber properties (hardness, modulus) of the obtained thermoplastic elastomer composition.
- thermoplastic elastomer and the filler constituting the thermoplastic elastomer composition will be described in detail.
- elastomeric polymer examples include, for example, NR, IR, BR, 1,2-butadiene rubber, SBR, NBR, EPDM and the like as in the rubber component of the above-described vulcanized rubber composition.
- olefin-based rubbers such as EPM, AEM, EBM, polyethylene rubber, and polypropylene rubber.
- the mixing ratio of each of the elastomeric polymers should be an arbitrary ratio according to the use of the thermoplastic elastomer (composition), the physical properties required for the thermoplastic elastomer (composition), and the like. Can be.
- thermoplastic elastomer (composition) obtained has good workability.
- alkyl groups especially butyl, octyl, dodecyl, isopropyl, and 2-ethylhexyl groups, because the thermoplastic elastomer (composition) obtained has good workability.
- the substituent B is a single bond; an oxygen atom, an amino group NR '(R' is a hydrogen atom or an alkyl group having 11 to 10 carbon atoms) or an iodine atom; ⁇ ⁇ ⁇ ⁇ It is not particularly limited as long as it is an organic group.
- substituent B examples include, for example, a single bond; an oxygen atom, an iodine atom, or an amino group NR ⁇ (R ′ is a hydrogen atom or an alkyl group having 11 to 10 carbon atoms); A C1-C20 alkylene group or an aralkylene group which may contain a group; a C1-C20 alkylene ether group having these atoms or groups at the terminal (an alkyleneoxy group, for example, -O-CH CH One), an alkyleneamino group (eg, -NH-
- substituent D include, for example, a single bond; an alkylene ether group, an alkylene amino group having a carbon atom number of 120 having an oxygen atom, an io atom or an amino group at the terminal described above; Alkylene thioether group or aralkylene ether group, aralkylene amino group, aralkylene benzene ether group, etc .; including isomers, methylene group, ethylene group, propylene group, butylene group, hexylene group, phenylene group And a xylylene group.
- the side chain is introduced at a ratio of 0.1 to 30 mol%, and the side chain is introduced at a ratio of 0.5 to 20 mol%. More preferred.
- the thermoplastic elastomer is obtained by adding the above-mentioned elastomeric polymer to the side chain containing the structure represented by the above formula (1) or the above formula (2) or (3). Instead, or together with the side chain, it has a side chain containing a nitrogen-containing heterocycle.
- the nitrogen-containing heterocyclic ring may be a heterocyclic ring containing a nitrogen atom other than a nitrogen atom, for example, a hetero atom, an oxygen atom, a phosphorus atom, or the like, as long as the heterocyclic ring contains a nitrogen atom.
- a heterocyclic compound is used because a heterocyclic structure increases the hydrogen bond that forms a bridge, increases the tensile strength of the obtained thermoplastic elastomer (composition), and provides excellent adhesion. It is.
- thermoplastic elastomer composition
- a triazole ring a pyridine ring
- a thiazole ring a thiazole ring
- an imidazole ring and a hydantoin ring
- the recyclability and compression of the obtained thermoplastic elastomer (composition) are high. It is preferable because of its excellent permanent set, mechanical strength and hardness.
- thermoplastic elastomer has a side chain containing the nitrogen-containing heterocyclic ring
- the side chain containing the nitrogen-containing heterocycle is converted to a side containing a structure represented by the following formula (4). It is preferable to have as a side chain containing a structure represented by the following formula (5) or (6) which binds to the main chain at the ⁇ -position or the j8 position. More preferred,.
- substituents B and D are each independently basically the same as the substituent B in the above formula (1).
- the substituent D in the above formula (6) is a single bond; forms a conjugated system with an imido nitrogen of an alkylene group having 1 to 20 carbon atoms or an aralkylene group which may contain an oxygen atom, an amino group NR 'or an io atom. It is particularly preferred that the bond be a single bond. That is, it is preferable to form, together with the imide nitrogen of the above formula (6), an alkyleneamino group or an aralkyleneamino group having a carbon number of 120 which may contain an oxygen atom, an amino group NR ⁇ or an io atom. It is particularly preferred that the nitrogen-containing heterocycle is directly bonded to the imide nitrogen of the above formula (6) (single bond).
- thermoplastic elastomer has a side chain containing the nitrogen-containing heterocyclic ring together with a side chain containing the structure represented by the above formula (1) or the above formula (2) or (3)
- the method for producing the thermoplastic elastomer is preferably a method comprising the above reaction step A and the above reaction step B.
- the reaction step B may be provided as a step performed simultaneously with the reaction step A, or may be provided as a step before or after the reaction step A. A process before A It is preferable to prepare for it.
- the elastomeric polymer containing a cyclic acid anhydride group in the side chain can be prepared by a conventional method, for example, by adding the elastomeric polymer to the elastomeric polymer under the conditions usually used, for example, by stirring under heating or the like. It may be produced by a method of graft-polymerizing an acid anhydride, or a commercially available product may be used.
- the reaction step B is a step preceding the reaction step A, as described above.
- the compound capable of introducing a nitrogen-containing heterocyclic ring may be reacted with a part of the cyclic acid anhydride group contained in the side chain of the elastomeric polymer. More preferably, it is 50 to 90 mol%, more preferably 1 to 99 mol%, more preferably 1 to 90 mol%, and more preferably 50 to 90 mol%, based on 100 mol% of the cyclic acid anhydride group. Within this range, the effect of introducing the nitrogen-containing heterocycle is exhibited, and the mechanical strength such as tensile strength at the time of crosslinking is further increased.
- silica When silica is used as the filler, a silane coupling agent can be used in combination.
- the silane coupling agent include bis (triethoxysilylpropyl) tetrasulfide (Si69), bis (triethoxysilylpropyl) disulphide (Si75), ⁇ -mercaptopropyltrimethoxysilane, vinyltrimethoxysilane and the like. It is also possible to use the aminosilane bonding compound described later.
- Maleic anhydride-modified polymer antioxidant, antioxidant, pigment (dye), plasticizer, thixotropic agent, ultraviolet absorber, flame retardant, solvent, surfactant (including leveling agent), dispersant And various additives such as a dehydrating agent, an antioxidant, an adhesion-imparting agent, an antistatic agent, and a filler.
- the filler serving as the base of the amino group-introduced filler may be, for example, added to the crosslinked rubber as desired.
- Silica, carbon black, and calcium carbonate are preferred from the viewpoint of ease of introduction of the amino group and easy adjustment of the introduction ratio (introduction ratio). Is more preferable.
- the interaction with the thermoplastic elastomer tends to be strong, and gelling may occur depending on conditions for preparing the composition.
- the amino group is tertiary, the interaction with the thermoplastic elastomer tends to be weak, and the effect of improving the compression set or the like when the composition is formed may be small.
- the class of the amino group is more preferably primary or secondary, and more preferably secondary.
- the amino group may have at least one amino group on the surface of the filler serving as the base, but preferably has a plurality of amino groups from the viewpoint of excellent effect of improving compression set and the like when the composition is obtained.
- the amino group-introduced filler is obtained by introducing the amino group into the filler serving as the base.
- the method for introducing the amino group is not particularly limited, and specific examples thereof include surface treatment methods generally used for various fillers, reinforcing agents, and the like (for example, surface modification methods, surface coating methods, and the like).
- Preferable methods include a method in which a compound having a functional group and an amino group capable of reacting with the filler serving as the base is reacted with the filler (surface modification method), and a filler serving as the base using a polymer having an amino group.
- Coating method surface covering method
- the class of the amino group in the amino group-containing compound is not particularly limited. Like the amino group in the amino group-introduced filler, primary (1-NH), secondary (imino group,> NH), 3 Grade (> N—)
- the polymer compound having an amino group is not particularly limited, and specific examples thereof include polyamide, polyurethane, urea resin, melamine resin, polybuuramine, polyallylamine, polyacrylamide, polymethacrylamide, polyaminostyrene, and the like. Examples include polymers such as amino group-containing polysiloxanes, and polymers obtained by modifying various polymers with a compound having an amino group.
- the above-mentioned aminosilane conjugate having an aliphatic primary amino group aminosilane conjugate having an aliphatic secondary amino group, and fat It is preferably an aminoalkylsilane conjugate of an aminosilane conjugate having a primary and secondary amino group.
- Ti, Al, and Zn are preferred as the metal element, and the acetates and stearins are preferred as the metal salts.
- Saturated fatty acid salts with 120-C carbon atoms such as acid salts, metal alkoxides (reacted with alcohols with 11-C carbons), oxides, hydroxides, and complexes with diketones Saturated fatty acid salts with 1 to 20 carbon atoms, metal alkoxides (1 to 12 carbon atoms) And a complex with a diketone.
- metal salt all possible hydroxides, metal alkoxides, or carboxylate salts of the metal can be used.
- hydroxide when the metal is iron, Fe (OH) and Fe (OH) may be used alone or in combination.
- the maleic anhydride residue is introduced into a side chain or terminal of the elastomeric polymer.
- the amount of modification with maleic anhydride is preferably 0.1 to 100 mol% of the main chain portion of the elastomeric polymer. 50 Monore 0/0, more preferably ⁇ or 0. 3 30 Monore 0/0, particularly preferably ⁇ or 0.5 one 10 mol 0/0.
- pigments include, for example, titanium dioxide, zinc oxide, ultramarine, examples include inorganic pigments such as bon, lead, cadmium, iron, cobalt, aluminum, hydrochloride, and sulfate, and organic pigments such as azo pigments and copper phthalocyanine pigments.
- plasticizer examples include derivatives such as benzoic acid, phthalic acid, trimellitic acid, pyromellitic acid, adipic acid, sebacic acid, fumaric acid, maleic acid, itaconic acid, and citric acid. And polyester, polyetherene, epoxy and the like.
- ultraviolet absorber examples include 2-hydroxybenzophenone type, benzotriazole type, salicylic acid ester type and the like.
- adhesion-imparting agent examples include a known silane coupling agent, a silane conjugate having an alkoxysilyl group, a titanium coupling agent, and a zirconium coupling agent. More specifically, trimethoxysilane Bulle silane, Bulle triethoxysilane, vinyl tris (2-Metokishetokishi) silane, I over-methacryloxypropyltrimethoxysilane,
- thermoplastic elastomer composition
- composition is heated to about 80 to 200 ° C, three-dimensional cross-links (cross-link structures) are dissociated and softened, and fluidity is imparted. It is considered that this is because the interaction between side chains formed between molecules or within molecules is weakened.
- thermoplastic elastomer composition ⁇ Preparation of thermoplastic elastomer composition>
- EPDM ethylene content: 56% by mass, manufactured by JSR Corporation
- thermoplastic elastomer composition A thickness 3 mm having the same width as the gap is provided.
- a test piece was prepared by arranging the rubber sheet A and the thermoplastic elastomer composition A in a horizontal row.
- test pieces thus arranged in a row were pressed from above at 170 ° C. for 5 minutes (press pressure: 2 MPa) to produce a sheet-like vulcanized rubber molded product (thickness: 2 mm, width: 25 mm).
- thermoplastic elastomer composition (IR composition) was used instead of the thermoplastic elastomer composition A. .
- a No. 3 dumbbell-shaped test piece was punched out from each of the obtained sheet-shaped vulcanized rubber molded articles so that the bonding interface of the vulcanized rubber sheet A was at the center of the dumbbell, and a tensile test at a tensile speed of 50 mmZ was performed according to JIS Performed in accordance with K6251. Break strength (T) [MPa] at room temperature (25 ° C) It was measured. The results are shown in Table 2 below.
- Each of the obtained sheet-like vulcanized rubber molded articles was finely cut, press-molded again, and evaluated by the number of times that a sheet having a seamless and integrally formed sheet could be produced.
- a sheet-like vulcanized rubber molded product was produced in the same manner as in Example 1 using each of the obtained thermoplastic elastomer compositions and the vulcanized rubber sheet obtained above.
- thermoplastic elastomer composition As the thermoplastic elastomer composition, the thermoplastic elastomer composition A obtained above was used.
- the obtained two vulcanized rubber sheets A were held symmetrically side by side with a gap (3 mm), and the gap was filled with an injection molding machine CF110ELin (manufactured by Nippon Steel Works).
- a thermoplastic elastomer composition A which was in a molten state at an injection pressure of 4 MPa, was charged. After filling, the mixture was cooled to room temperature while applying pressure to produce a vulcanized rubber sheet (thickness: 2 mm, width: 25 mm, length: 80 mm).
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US10/566,499 US20060213605A1 (en) | 2004-03-09 | 2005-03-02 | Method for adhesive-bonding vulcanized rubber compositions by the use of thermoplastic elastomer compositions |
JP2005518815A JPWO2005085377A1 (ja) | 2004-03-09 | 2005-03-02 | 熱可塑性エラストマー組成物を用いる加硫ゴム組成物の接着方法 |
EP05719794A EP1724318A1 (en) | 2004-03-09 | 2005-03-02 | Method for adhesive-bonding vulcanized rubber compositions by the use of thermoplastic elastomer compositions |
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JP2004-065921 | 2004-03-09 | ||
JP2004065921 | 2004-03-09 |
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WO2005085377A1 true WO2005085377A1 (ja) | 2005-09-15 |
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PCT/JP2005/003479 WO2005085377A1 (ja) | 2004-03-09 | 2005-03-02 | 熱可塑性エラストマー組成物を用いる加硫ゴム組成物の接着方法 |
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US (1) | US20060213605A1 (ja) |
EP (1) | EP1724318A1 (ja) |
JP (1) | JPWO2005085377A1 (ja) |
CN (1) | CN1842578A (ja) |
WO (1) | WO2005085377A1 (ja) |
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ES2431002T3 (es) * | 2008-03-31 | 2013-11-22 | Bridgestone Corporation | Polímeros funcionalizados y procedimientos para hacerlos |
CH701469A2 (de) * | 2009-07-14 | 2011-01-14 | Schoop & Co Ag | Verfahren zum Verbinden von Teilen aus einem Gummiwerkstoff. |
DE102012200166A1 (de) * | 2012-01-06 | 2013-07-11 | Evonik Industries Ag | Kautschukmischungen |
JP5918878B1 (ja) * | 2015-03-31 | 2016-05-18 | Jxエネルギー株式会社 | 熱可塑性エラストマー組成物及びその製造方法 |
CN109563287B (zh) * | 2016-05-10 | 2022-09-09 | 亨斯迈先进材料美国有限责任公司 | 用于苯并噁嗪树脂作为潜在催化剂的苯并噻唑 |
JP6817041B2 (ja) * | 2016-11-24 | 2021-01-20 | Eneos株式会社 | 導電性熱可塑性エラストマー組成物 |
CN113549254B (zh) * | 2021-08-16 | 2022-10-28 | 中国科学技术大学 | 一种制备改性硫化橡胶的方法及改性硫化橡胶 |
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JPH0834076A (ja) * | 1994-07-26 | 1996-02-06 | Showa Denko Kk | エチレン−プロピレン−非共役ジエン系加硫ゴム複合体およびその接合方法 |
JPH08282400A (ja) * | 1995-04-07 | 1996-10-29 | Toyo Tire & Rubber Co Ltd | 自動車用ウェザーストリップの接続方法 |
JP2001096670A (ja) * | 1999-09-30 | 2001-04-10 | Daicel Chem Ind Ltd | ヒートシール性セロハン |
JP2001288217A (ja) * | 2000-04-10 | 2001-10-16 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマーおよびその組成物 |
JP2003329135A (ja) * | 2002-05-14 | 2003-11-19 | Toyo Tire & Rubber Co Ltd | 樹脂製ジョイントブーツ |
JP2004035822A (ja) * | 2002-07-05 | 2004-02-05 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマー組成物 |
JP2004051814A (ja) * | 2002-07-22 | 2004-02-19 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマー組成物 |
-
2005
- 2005-03-02 JP JP2005518815A patent/JPWO2005085377A1/ja active Pending
- 2005-03-02 CN CNA2005800008568A patent/CN1842578A/zh active Pending
- 2005-03-02 WO PCT/JP2005/003479 patent/WO2005085377A1/ja not_active Application Discontinuation
- 2005-03-02 US US10/566,499 patent/US20060213605A1/en not_active Abandoned
- 2005-03-02 EP EP05719794A patent/EP1724318A1/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0834076A (ja) * | 1994-07-26 | 1996-02-06 | Showa Denko Kk | エチレン−プロピレン−非共役ジエン系加硫ゴム複合体およびその接合方法 |
JPH08282400A (ja) * | 1995-04-07 | 1996-10-29 | Toyo Tire & Rubber Co Ltd | 自動車用ウェザーストリップの接続方法 |
JP2001096670A (ja) * | 1999-09-30 | 2001-04-10 | Daicel Chem Ind Ltd | ヒートシール性セロハン |
JP2001288217A (ja) * | 2000-04-10 | 2001-10-16 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマーおよびその組成物 |
JP2003329135A (ja) * | 2002-05-14 | 2003-11-19 | Toyo Tire & Rubber Co Ltd | 樹脂製ジョイントブーツ |
JP2004035822A (ja) * | 2002-07-05 | 2004-02-05 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマー組成物 |
JP2004051814A (ja) * | 2002-07-22 | 2004-02-19 | Yokohama Rubber Co Ltd:The | 熱可塑性エラストマー組成物 |
Also Published As
Publication number | Publication date |
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CN1842578A (zh) | 2006-10-04 |
EP1724318A1 (en) | 2006-11-22 |
JPWO2005085377A1 (ja) | 2007-08-09 |
US20060213605A1 (en) | 2006-09-28 |
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