WO2007018245A1 - 共重合体ゴム、ゴム組成物、及びゴム成形体 - Google Patents
共重合体ゴム、ゴム組成物、及びゴム成形体 Download PDFInfo
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- WO2007018245A1 WO2007018245A1 PCT/JP2006/315768 JP2006315768W WO2007018245A1 WO 2007018245 A1 WO2007018245 A1 WO 2007018245A1 JP 2006315768 W JP2006315768 W JP 2006315768W WO 2007018245 A1 WO2007018245 A1 WO 2007018245A1
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- C—CHEMISTRY; METALLURGY
- 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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- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
- C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
Definitions
- the present invention relates to a copolymer rubber containing ethylene as a component, a rubber composition containing the copolymer rubber, and a rubber molded product obtained by vulcanizing the rubber composition.
- a copolymer rubber excellent in kneading processability and extrusion processability a rubber composition containing the copolymer rubber, and sealability and shape retention obtained by vulcanizing the rubber composition. It is related with the rubber molding which is excellent in.
- Ethylene 'a-olefin rubbers such as ethylene' propylene copolymer rubber (EPR) and ethylene 'propylene-gen copolymer rubber (EPDM) do not have an unsaturated bond in the main chain of their molecular structure. Compared to conventional conjugated rubber, it excels in heat aging resistance, weather resistance, and ozone resistance, and is widely used in applications such as automotive parts, electric wire materials, electrical / electronic parts, construction civil engineering materials, and industrial material parts. Yes.
- EPR ethylene' propylene copolymer rubber
- EPDM ethylene 'propylene-gen copolymer rubber
- the viscosity of the polymer may be lowered.
- the molecular weight of EPDM is made extremely low in order to reduce the viscosity of the polymer, the sealing property of the resulting vulcanized rubber product is lowered, which causes a problem that it becomes impractical.
- a method of reducing the viscosity of the polymer by widening the molecular weight distribution and composition distribution is also known.
- this method gives a solid surface of the resulting vulcanized rubber product. If the low-temperature characteristics deteriorate, a problem arises.
- the viscosity of the compound may be lowered.
- the viscosity of the compound if a large amount of the oil is added or the molecular weight of the EPDM is extremely reduced, the sealing property and strength of the resulting vulcanized rubber product are lowered, which is practical. The problem of disappearing
- the viscosity of the compound may be increased. However, when the viscosity is increased, there is a problem that the extrusion amount of EPDM is reduced and the extruded skin is deteriorated.
- Patent Document 1 studies to improve the sealability and strength of the resulting vulcanized rubber product while maintaining the EPDM kneading power and extrusion processability. However, it is not satisfactory in terms of the balance between the caulking property and the sealability and strength of EPDM.
- Patent Document 1 International Publication No. OOZ59962 Pamphlet
- An object of the present invention is to solve the problems associated with the background art described above, and is a copolymer rubber excellent in kneading processability and extrusion processability, and a rubber composition produced therefrom. It is also an object of the present invention to provide a crosslinked molded article having excellent sealing properties and shape retention properties obtained from the composition.
- the ethylene-based copolymer rubber of the present invention is a random copolymer of ethylene (A), a-olefin (B) having 3 to 20 carbon atoms, and non-conjugated polyene (C). It is characterized by meeting the requirements of (1) to (5).
- MwZMn is in the range of 1-8.
- a part or all of the non-conjugated polyene (C) is 5-bilou 2-norbornene (VNB), and the content of structural units derived from VNB is 0.01. It is preferably 0.4 mol% (the total content of structural units contained in the copolymer rubber is 100 mol%).
- the rubber composition of the present invention contains the ethylene copolymer rubber described above, and the rubber molded body of the present invention is obtained by vulcanizing the rubber composition described above.
- the conventional rubber has properties such as sealing properties after vulcanization, strength properties, heat aging resistance, weather resistance, ozone resistance, and kneading as compared with conventional rubber.
- An ethylene copolymer rubber having improved processability, extrusion processability, and shape retention after vulcanization can be obtained.
- a rubber composition having excellent characteristics as described above, and a rubber molded article having excellent characteristics can be obtained by vulcanizing the rubber composition.
- FIG. 1 is a diagram showing the relationship between 7 * (10) and kneading power consumption in Examples and Comparative Examples.
- FIG. 2 is a diagram showing the relationship between 7 * (10) and shape retention in the example and the comparative example.
- FIG. 3 is a diagram showing a relationship between 7 * (10) and a parameter P in Examples and Comparative Examples.
- FIG. 4 is a schematic diagram of sponge rubber (tubular sponge) used in Examples and Comparative Examples.
- FIG. 5 is a schematic cross-sectional view of sponge rubber (tubular sponge) used in Examples and Comparative Examples.
- the copolymer rubber of the present invention is a random copolymer of ethylene (A), a-olefin (B) having 3 to 20 carbon atoms, and non-conjugated polyene (C).
- the a-olefin (B) having 3 to 20 carbon atoms is not particularly limited, and for example, ⁇ -olefin having 3 to 10 carbon atoms such as propylene, 1-butene, 1-hexene and 1-octene is particularly preferable.
- the non-conjugated polyene (C) is a non-conjugated polyene having two or more, preferably two, carbon-carbon double bonds in one molecule.
- the double bond include a double bond existing at the end of a chain hydrocarbon, for example, a double bond of a vinyl group or a aryl group, and a double bond existing in an alicyclic hydrocarbon ring. Examples thereof include a double bond that is not conjugated.
- Such non-conjugated polyene does not include a chain polyene having vinyl groups at both ends.
- the other bur group preferably has an internal olefin structure that does not end at the terminal.
- non-conjugated polyene (C) examples include an aliphatic polyene and an alicyclic polyene.
- an alicyclic polyene a polyene composed of an alicyclic portion having one unsaturated bond and a chain portion containing a carbon-carbon double bond is preferred.
- 5-ethylidene 2 A norbornene compound having a substituent containing a carbon-carbon double bond such as norbornene or 5 vinyl-2-norbornene is particularly preferable.
- Non-conjugated polyene (C) is 5 berylux 2 norbornene (VNB), and the content of structural units derived from VNB is 0.01 to 0.4 mol% (however, the present invention The total content of structural units contained in the copolymer rubber is 100 mol%.).
- Non-conjugated polyethylene (C) can be used alone or in combination of two or more.
- the molar ratio of the structural unit derived from ethylene ( ⁇ ⁇ ⁇ ⁇ ) and the structural unit derived from ⁇ -olefin ( ⁇ ) having 3 to 20 carbon atoms is 40 ⁇ 60 to 95 ⁇ 5. [(A) ⁇ (B)], preferably 55Z45 to 75Z25 [(A) / (B)].
- the content of the structural unit derived from the non-conjugated polyene (C) is from 0.01 to 5 mol%, preferably from 0.1 to 4 mol%. However, the total content of the various structural units contained in the copolymer rubber is 100 mol 0/0.
- the intrinsic viscosity [7?] Of the copolymer rubber of the present invention measured in decalin at 135 ° C is 1.0 to 5. OdlZg, preferably 1.0 to 4. OdlZg. . Within this range, the kneading calorie is excellent, and the sealing property after vulcanization is particularly excellent.
- MwZMn is in the range of 1-8. This MwZMn was obtained by calculating the average molecular weight and molecular weight distribution curve by GPC (gel permeation chromatography) measurement, and using the standard ethylene Z propylene copolymer (EPR), the number average molecular weight ( Mn) and weight average molecular weight (Mw)
- the parameter P force represented by the following formula 1 is 0.46 or more and 1.00 or less.
- the parameter P is more preferably 0.46 to 0.70. Within these ranges, the shape retention and extrusion processability are excellent, and the sealability after vulcanization is particularly excellent.
- This parameter P can be obtained by measuring r? * (10) with a viscoelasticity measuring device, measuring the above-mentioned intrinsic viscosity [r?], And calculating according to Equation 1 using each measured value. .
- Fig. 1 shows the relationship between r? * (10) and kneading power consumption in the examples and comparative examples
- Fig. 2 shows the relationship between r? * (10) and shape retention in the examples and comparative examples
- 3 shows the relationship between r? * (10) and parameter P in the examples and comparative examples.
- the present invention is excellent in kneading processability and extrusion processability, which is not intended only for improving kneadability, and also excellent in shape retention and sealing properties of a rubber molded body obtained by vulcanization thereof.
- the object is to provide a polymer rubber. Therefore, the purpose of the present invention cannot be achieved simply by specifying the value of r? * (10).
- FIG. 2 is a diagram showing the relationship between r? * (10) and the shape retention rate of the rubber molded body after vulcanization.
- ⁇ * (10) the higher the value of ⁇ * (10), the better the shape retention rate.
- the shape retention rate tends to be different and clearly It can also be seen that superiority is expressed.
- comparing the data of the example and the comparative example having the same ⁇ * (10) it can be understood that the shape retention rate of the example is far superior.
- the simplest method is to use the copolymer rubber under relatively mild conditions, for example, normal granulation.
- relatively mild conditions for example, normal granulation.
- melt kneading with a machine. Note that, under normal melt kneading conditions, the intrinsic viscosity does not change much, but r? * (10) decreases with the degree of kneading.
- the polymerization catalyst and the polymerization conditions are not particularly limited.
- the polymerization catalyst various conventionally known catalysts such as, for example, a Chiedara 'Natta catalyst, a metalocene catalyst, an imine catalyst, and a phenoxyimine catalyst can be used.
- the polymerization method conventionally known polymerization methods such as solution polymerization, slurry polymerization, and bulk polymerization can be employed. Specifically, for example, each monomer is continuously supplied into the reactor, the copolymerization reaction is allowed to proceed at a predetermined temperature in the presence of a catalyst, and the obtained copolymer rubber is separated and dried. Thereafter, for the purpose of adjusting the parameter P, it is preferable to melt and knead with an extruder.
- the rubber composition of the present invention comprises the copolymer rubber of the present invention described above as a main component.
- Components other than the copolymer rubber are not particularly limited, and various conventionally known additive components such as rubber reinforcing agents, fillers, softeners, anti-aging agents, calorific aids, vulcanizing agents, vulcanization accelerators. Further, vulcanization aids, flame retardants and the like can be blended within the range not impairing the object of the present invention. Also, rubbers other than the copolymer rubber of the present invention can be blended.
- the content of the copolymer rubber of the present invention in the entire rubber composition is preferably 20% by weight or more.
- the rubber composition of the present invention is prepared by kneading the copolymer rubber of the present invention and other components with a conventionally known kneading agent such as a bunley mixer, an ader, a roll, a uniaxial or biaxial extruder. It can be prepared by kneading at a predetermined temperature using a machine. Since the copolymer rubber of the present invention is excellent in kneadability, this rubber composition (compound rubber) can be prepared satisfactorily.
- a conventionally known kneading agent such as a bunley mixer, an ader, a roll, a uniaxial or biaxial extruder. It can be prepared by kneading at a predetermined temperature using a machine. Since the copolymer rubber of the present invention is excellent in kneadability, this rubber composition (compound rubber) can be prepared satisfactorily.
- the rubber molded body of the present invention is a molded body obtained by vulcanizing the rubber composition of the present invention.
- the vulcanization method and vulcanization conditions are not particularly limited, and conventionally known methods and conditions can be employed. Specifically, for example, using a molding machine such as an extrusion molding machine, a calendering tool, a press, an injection molding machine, a transfer molding machine, etc., it is molded into a desired shape and heated to a predetermined temperature simultaneously with molding or after molding. Thus, the rubber molded body of the present invention can be obtained. Since the copolymer rubber of the present invention is excellent in processability, the above-described molding process can be performed satisfactorily. Furthermore, since the obtained rubber molding is excellent in shape retention and sealing properties, it is very useful as a rubber product in various fields.
- MwZMn was determined by GPC (gel permeation chromatography). Specifically, after dissolving 30 mg of a sample in 20 mL of o-dichlorobenzene at 145 ° C, the solution was filtered through a sintered filter with a pore size of 0.45 m as an analytical sample. Measurements were taken.
- r? * (10) was measured using a rheometric viscoelasticity tester (model RDS-2). Specifically, a sample formed from a 2 mm thick sheet pressed at 190 ° C. into a disk shape with a diameter of 25 mm ⁇ 2 mm thickness was measured under the following conditions. This value is an index of extrudability, and a small value indicates excellent extrudability.
- a test piece was obtained by punching the upper part of a vulcanized tube-like sponge as shown in FIG. 4 in the longitudinal direction with a No. 3 type dumbbell described in JIS K 6251 (1993). Using this test piece, a tensile test was conducted under the conditions of a measurement temperature of 25 ° C and a tensile speed of 500 mmZ according to the method specified in item 3 of the same IS K 6251.
- test piece of 20 mm ⁇ 20 mm was punched from the top of a vulcanized tube-like sponge having a shape as shown in FIG. 4, and the surface dirt was wiped off with alcohol.
- This test piece was attached to an automatic hydrometer (manufactured by Toyo Seiki Seisakusho: Model M-1) in an atmosphere of 25 ° C, and the specific gravity was measured from the difference in mass between air and pure water.
- the vulcanized tube-like sponge was cut to a length of 30 mm in the longitudinal direction and attached to a compression set measuring mold.
- the specimen was compressed so that its height was 1Z2 before the load was applied, and the mold was set in a gear oven at 70 ° C and heat-treated for 22Z197 hours. Next, take out the test piece, allow it to cool for 30 minutes, measure the height of the test piece, The strain was calculated.
- Compression set (%) [(t ⁇ t) Z (t ⁇ t)] X 100
- the vulcanized tube-like sponge was placed on a horizontal surface as shown in FIG. 5, and the ratio of the height and width of the cross section was measured to obtain the shape retention rate.
- the surface roughness of the sponge rubber was expressed by numerically expressing the unevenness of the upper surface of the sponge rubber (tubular sponge) using a stylus type surface roughness measuring instrument.
- the tubular sponge rubber obtained as described above is cut to a length of 50 mm in the longitudinal direction, and “the sum of the heights of the convex parts from the highest to the tenth (hi)” of the extracted parts. Therefore, the value obtained by subtracting the value (hl-h2) obtained by subtracting the “total height of the concave portions from the lowest to the tenth (h2)” by 10 was defined as the surface roughness of the sponge rubber.
- a quaternary copolymerization reaction of ethylene, propylene, 5-ethylidene 2-norbornene (ENB), and 5-butyl-2-norbornene (VNB) was continuously performed using a 15 L polymerization vessel equipped with a stirring blade. Hexane is continuously supplied at a rate of 5 L / hr from the upper part of the polymerization vessel as a polymerization solvent, while the polymerization solution is continuously withdrawn so that the polymerization liquid in the lower polymerization vessel is always 5 liters. It was. As the catalyst, VOCl, Al (C H) CI was used.
- VOC1 is adjusted so that the vanadium atom concentration in the polymerization vessel is 0.55 mmol ZL.
- Al (CH) C1 has an aluminum atom concentration of 3.3 mmolZL in the polymerization vessel. Thus, it was continuously fed into the polymerization vessel.
- Monomer ethylene was continuously supplied at a rate of 170 LZh and propylene at a rate of 375 LZh.
- ENB and VNB were continuously fed so that the concentrations in the polymerization reactor were 7.5 gZL and 0.39 gZL, respectively.
- Hydrogen was used as a molecular weight regulator, and this was supplied so that the hydrogen concentration in the polymer gas phase was 3.lmol%.
- the copolymerization reaction was performed at a temperature of 40 ° C by circulating cooling water through the outer jacket of the polymerization vessel.
- the obtained copolymer rubber was fed to a VG-50-30 extruder manufactured by Tanabe Plastics Machine Co., Ltd. having the following specifications, and extruded at a screw rotational speed of 60 rpm.
- the temperature setting for this extruder is F: 70. C, C1: 170. C, C2: 210. C, C3: 260 ° C, C4: 260 ° C, D: 180 ° C.
- the specifications of the VG-50-30 extruder are as follows.
- the extrusion rate at this time was 49 kg per hour
- the power consumption of the extruder was 8. lkW-h
- the index ESP of energy added per lkg of copolymer before passing through the extruder was 0.165 kW'hZkg.
- the extruded copolymer rubber was cooled with 20 ° C water immediately after extrusion, and then dried under reduced pressure at 80 ° C overnight.
- Heater F lkW ⁇ Cl: lkW, C2: lkW, C3: lkW, C4: lkW,
- the resulting copolymer rubber has an ethylene-Z-propylene mol ratio of 67Z33, an intrinsic viscosity [r?] Of 2.58 dlZg, an ENB content of 2.42 mol%, a VNB content of 0.10 mol%, and Mw / ⁇ . 5.50, ⁇ water (10) ⁇ or 8660 Pa 'sec.
- the results are shown in Table 1.
- the ethylene-propylene 'ENB' VNB copolymer 100 parts by weight of active zinc white ["META-Z102" manufactured by Inoue Lime Industry Co., Ltd.]: 8 parts by weight, stearic acid: 2 parts by weight, carbon black ["Asahi 55G” manufactured by Asahi Carbon Co., Ltd.]: 112 parts by weight, oil ["PS-43 0" manufactured by Idemitsu Kosan Co., Ltd.]: 58 parts by weight, calcium carbonate ["Whiteon SB “Shiraishi Calcium Co., Ltd.”: 60 parts by weight, polyethylene glycol [“PEG4000S” manufactured by Sanyo Kasei Kogyo Co., Ltd.] was kneaded using a 1.7 L Banbury mixer.
- this compounded rubber was extruded under conditions of a die temperature of 80 ° C and a cylinder temperature of 60 ° C using a 5 Omm extruder equipped with a tubular die (inner diameter: 10 mm, wall thickness: 1 mm). It was molded into a tube shape.
- the obtained molded body was vulcanized in a hot air vulcanized layer at 250 ° C. for 5 minutes to obtain sponge rubber (tubular sponge).
- the obtained sponge rubber (tubular sponge) was subjected to a tensile test, specific gravity measurement, compression set test, shape retention property and surface roughness measurement test. The results are shown in Table 4.
- Comparative Example 210 Using the copolymer rubber obtained in 10, a copolymer rubber composition was prepared and evaluated in the same manner as in Example 11-20. The results are shown in Table 5.
- the copolymer rubber and the rubber composition can be widely used as raw materials for rubber products. It can be suitably used as a rubber material for sponge. As a specific rubber material for sponges, it is most preferable to use as a material for weatherstrip sponge, which has the best balance of shape retention, kneading processability and extrusion processability. A weatherstrip sponge having excellent sealing properties, strength properties, heat aging resistance, weather resistance, and ozone resistance can be obtained.
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CN2006800290525A CN101238157B (zh) | 2005-08-10 | 2006-08-09 | 共聚物橡胶、橡胶组合物和橡胶成形体 |
JP2007529612A JP4777352B2 (ja) | 2005-08-10 | 2006-08-09 | 共重合体ゴム、ゴム組成物、及びゴム成形体 |
EP06782584A EP1921096B1 (en) | 2005-08-10 | 2006-08-09 | Copolymer rubber, rubber compositions and rubber moldings |
US11/990,139 US7977443B2 (en) | 2005-08-10 | 2006-08-09 | Copolymer rubber, rubber composition and rubber molded product |
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JP2005231441 | 2005-08-10 | ||
JP2005-231441 | 2005-08-10 |
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US (1) | US7977443B2 (ja) |
EP (1) | EP1921096B1 (ja) |
JP (1) | JP4777352B2 (ja) |
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CN (1) | CN101238157B (ja) |
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US20090209672A1 (en) * | 2007-12-05 | 2009-08-20 | Mitsui Chemicals, Inc. | Copolymer rubber, rubber composition and rubber molding |
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CN106117819A (zh) * | 2009-02-27 | 2016-11-16 | 住友化学株式会社 | 共聚物橡胶组合物、模制品和汽车密封件 |
CN104136684B (zh) * | 2012-03-12 | 2016-06-15 | 三井化学株式会社 | 铁路铁轨用轨道垫及交联发泡体 |
JP5732026B2 (ja) * | 2012-12-06 | 2015-06-10 | 住友ゴム工業株式会社 | ゴム材料の加硫度予測方法 |
KR102443069B1 (ko) | 2015-08-12 | 2022-09-14 | 삼성전자주식회사 | 어플리케이션을 실행하기 위한 장치 및 방법 |
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- 2006-08-09 JP JP2007529612A patent/JP4777352B2/ja active Active
- 2006-08-09 WO PCT/JP2006/315768 patent/WO2007018245A1/ja active Application Filing
- 2006-08-09 KR KR1020087005740A patent/KR100996755B1/ko active IP Right Grant
- 2006-08-09 CN CN2006800290525A patent/CN101238157B/zh active Active
- 2006-08-09 US US11/990,139 patent/US7977443B2/en active Active
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Also Published As
Publication number | Publication date |
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US7977443B2 (en) | 2011-07-12 |
EP1921096A1 (en) | 2008-05-14 |
CN101238157A (zh) | 2008-08-06 |
EP1921096B1 (en) | 2012-02-22 |
JP4777352B2 (ja) | 2011-09-21 |
EP1921096A4 (en) | 2009-08-12 |
KR20080042886A (ko) | 2008-05-15 |
CN101238157B (zh) | 2011-01-19 |
JPWO2007018245A1 (ja) | 2009-02-19 |
KR100996755B1 (ko) | 2010-11-25 |
US20100144997A1 (en) | 2010-06-10 |
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