WO2007074617A1 - サイドウォール用ゴム組成物およびその製造方法 - Google Patents
サイドウォール用ゴム組成物およびその製造方法 Download PDFInfo
- Publication number
- WO2007074617A1 WO2007074617A1 PCT/JP2006/324458 JP2006324458W WO2007074617A1 WO 2007074617 A1 WO2007074617 A1 WO 2007074617A1 JP 2006324458 W JP2006324458 W JP 2006324458W WO 2007074617 A1 WO2007074617 A1 WO 2007074617A1
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- WIPO (PCT)
- Prior art keywords
- weight
- rubber
- parts
- sidewall
- rubber composition
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
- B60C1/0025—Compositions of the sidewalls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C13/00—Tyre sidewalls; Protecting, decorating, marking, or the like, thereof
- B60C13/002—Protection against exterior elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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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
- C08L15/00—Compositions of rubber derivatives
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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
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/04—Oxidation
- C08C19/06—Epoxidation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2407/00—Characterised by the use of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2415/00—Characterised by the use of rubber derivatives
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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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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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
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0016—Plasticisers
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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
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
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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
- C08K5/54—Silicon-containing compounds
Definitions
- the present invention relates to a rubber composition for a sidewall and a method for producing the same.
- BR butadiene rubber
- NR natural rubber
- Japanese Patent Application Laid-Open No. 2003-63206 uses a predetermined non-petroleum resource to increase the ratio of non-petroleum resource in the tire and has characteristics that are inferior to those of conventional tires. Although an eco-tire was disclosed, it did not improve the tear strength and the flex crack growth resistance in a well-balanced manner.
- the present invention can be environmentally friendly and can be prepared for a future decrease in the supply of oil. Further, the present invention has a good balance of tear strength, flex crack growth resistance and durability without increasing hardness.
- An object of the present invention is to provide a rubber composition for a sidewall which can be improved and a method for producing the same.
- the present invention has 100 parts by weight of the rubber component containing a natural rubber 30-80% by weight and epoxidized natural rubber 20-70 wt 0/0, silica 15 to 60 parts by weight, and a double bond
- the present invention relates to a rubber composition for sidewalls containing 2 to 20 parts by weight of a plasticizer derived from non-petroleum resources.
- the plasticizer derived from a non-petroleum resource having a double bond preferably has an iodine value of 90 or more.
- the method for producing the rubber composition for sidewalls includes (1) a step of kneading natural rubber, silica and a plasticizer derived from a non-petroleum resource having a double bond, and (2) step (1). It is preferable to include a process of kneading the kneaded material discharged in step 1 and the epoxy rubber natural rubber.
- the rubber composition for sidewalls includes (1) a step of producing a masterbatch by kneading an epoxy rubber natural rubber and a plasticizer derived from a non-petroleum resource having a double bond; (2) natural rubber And a step of kneading silica and (3) a step of kneading the master notch discharged in step (1) and the kneaded material discharged in step (2).
- the rubber composition for sidewalls preferably further contains 4 to 16 parts by weight of a silane compound satisfying the following general formula with respect to 100 parts by weight of silica.
- X is an alkoxy group
- Y is a full group or an alkyl group
- n is an integer of 1 to 3
- the present invention also relates to a tire having a sidewall using the rubber composition for a sidewall.
- the rubber composition for a sidewall of the present invention includes a rubber component, silica, and a plasticizer derived from a non-petroleum resource having a double bond.
- the rubber component includes natural rubber (NR) and epoxidized natural rubber (ENR).
- the NR may be one generally used in the rubber industry such as TSR20 and RSS # 3.
- the content of NR in the rubber component is 30% by weight or more, preferably 40% by weight or more. If the NR content is less than 30% by weight, the crack growth resistance deteriorates.
- the NR content is 80% by weight or less, preferably 70% by weight or less. If the NR content exceeds 80% by weight, the crack growth resistance deteriorates.
- ENR commercially available ENR may be used! Or NR may be epoxidized!
- the method for epoxidizing NR is not particularly limited, and can be performed using a method such as a chlorohydrin method, a direct oxidation method, a hydrogen peroxide method, an alkyl hydroperoxide method, or a peracid method.
- a peracid method include a method of reacting NR with an organic peracid such as peracetic acid or performic acid.
- the epoxy content of ENR is preferably 5 mol% or more, more preferably 10 mol% or more.
- the epoxidation rate of ENR is preferably 60 mol% or less, more preferably 50 mol% or less. If the epoxy ratio of ENR exceeds 60 mol%, the rubber strength tends to be insufficient.
- the content of ENR in the rubber component is 20% by weight or more, preferably 30% by weight or more. If the content of ENR is less than 20% by weight, the crack growth resistance decreases.
- the ENR content is 70% by weight or less, preferably 60% by weight or less. When the ENR content exceeds 70% by weight, the crack growth resistance deteriorates.
- the rubber component includes styrene butadiene rubber (SBR), butadiene rubber (BR), butyl rubber (IIR), halogenated butyl rubber (X-IIR), isomonoolefin and p-alkylstyrene.
- SBR styrene butadiene rubber
- BR butadiene rubber
- IIR butyl rubber
- X-IIR halogenated butyl rubber
- isomonoolefin and p-alkylstyrene isomonoolefin and p-alkylstyrene.
- It can also contain rubber such as copolymer halides, but it can be obtained from non-oil resources and is environmentally friendly and can be prepared for future reductions in oil supply. It is preferable to contain no other rubber.
- silica those generally used in the rubber industry can be used without any particular restrictions.
- the content of silica is 15 parts by weight or more, preferably 20 parts by weight or more with respect to 100 parts by weight of the rubber component. If the silica content is less than 15 parts by weight, the rubber strength will be reduced, and cuts will occur due to the stimulation of the external force on the side of the tire, reducing the wear resistance. In addition, the content of siri force is 60 parts by weight or less, preferably 40 parts by weight or less. Silica content 6 When it exceeds 0 part by weight, the hardness is excessively increased and the crack growth resistance is deteriorated.
- the rubber composition for a sidewall of the present invention preferably contains a silane compound together with silica.
- a silane compound By containing a silane compound, the resistance to flex crack growth and durability can be improved.
- Examples of the silane compound include those represented by the following formula.
- X is an alkoxy group
- Y is a full group or an alkyl group
- n is an integer of 1 to 3
- X is an alkoxy group, and an ethoxy group is more preferable because it has a high flash point, which is preferably a methoxy group or an ethoxy group, because it easily reacts with silica.
- Y is a full group or an alkyl group.
- Y is an alkyl group, for example, a methyl group (one CH 3), for example, methyltriethoxysilane has a flash point of 8 ° C
- a hexyl group one CH 2 (CH 2) 4 CH 3
- hexyltriethoxysilane has a flash point.
- the flash point is as high as lie, so the phenyl group is preferred because it is easy to handle.
- n is an integer of 1 to 3.
- the silane compound does not have an alkoxy group and tends not to react with silica.
- n 4
- n is preferably 3 because it is highly reactive with silica.
- Silane compounds satisfying the above formula include methyltrimethoxysilane (such as KBM 13 manufactured by Shin-Etsu Chemical Co., Ltd.), dimethyldimethoxysilane (such as KBM22 manufactured by Shin-Etsu Chemical Co., Ltd.), and phenol trimethoxy.
- Silane such as KBM103 manufactured by Shin-Etsu Chemical Co., Ltd.
- diphenyldimethoxysilane such as KBM202SS manufactured by Shin-Etsu Chemical Co., Ltd.
- methyltriethoxysilane such as KBE13 manufactured by Shin-Etsu Chemical Co., Ltd.
- dimethyljetoxysilane KBE22 from Shin-Etsu Chemical Co., Ltd.
- triethoxysilane such as KBE103 from Shin-Etsu Chemical Co., Ltd.
- di-jetetoxysilane KBE202 from Shin-Etsu Chemical Co., Ltd.
- hexyl etc.
- Trimethoxysilane (KBM3063 manufactured by Shin-Etsu Chemical Co., Ltd.), hexyltriethoxysilane (KBE3063 manufactured by Shin-Etsu Chemical Co., Ltd.), decyltrimethoxysilane (KBM3103, KBM3103C manufactured by Shin-Etsu Chemical Co., Ltd.), etc. Can be given. Above all, because of its high flash point with high reactivity with silica, Lutriethoxysilane is preferred.
- the content of the silane compound is preferably 4 parts by weight or more and more preferably 8 parts by weight or more with respect to 100 parts by weight of silica. If the content of the Silane compound is less than parts by weight, sufficient bending crack growth resistance, tear strength and durability tend not to be obtained. Further, the content of the silane compound is preferably 16 parts by weight or less, more preferably 12 parts by weight or less. When the content of the Silane compound exceeds 16 parts by weight, the bow I crack strength tends to decrease.
- a silane coupling agent can be used in combination with silica and a silane compound.
- silane coupling agent there are no particular restrictions on the silane coupling agent.
- a sulfur silane coupling agent such as Si69, which is commonly used in the rubber industry, can be used.
- the content of the silane coupling agent is preferably 4 parts by weight or more, more preferably 8 parts by weight or more with respect to 100 parts by weight of silica. If the content power of the silane coupling agent is less than parts by weight, the rubber strength tends to decrease.
- the content of the silane coupling agent is preferably 20 parts by weight or less, more preferably 16 parts by weight or less. When the content of the silane coupling agent exceeds 20 parts by weight, the rubber strength tends to decrease.
- plasticizers derived from non-petroleum resources having a double bond include linseed oil, soybean oil, oleyl alcohol, and terpene-based resin. Of these, flax oil and / or terpene-based rosin are preferred because they are excellent in crack growth resistance.
- Aroma oil, paraffin oil, and the like are plasticizers derived from petroleum resources and are not suitable for the purpose of this application in consideration of the environment.
- the iodine value of the plasticizer derived from a non-petroleum resource having a double bond is preferably 90 or more, more preferably 130 or more, and even more preferably 190 or more. If the iodine value of a plasticizer derived from a non-petroleum resource having a double bond is less than 90, there is a tendency that a sufficient improvement effect of crack growth resistance cannot be obtained.
- the content of the plasticizer derived from non-petroleum resources having a double bond is 2 parts by weight or more, preferably 4 parts by weight or more, and more preferably 5 parts by weight or more with respect to 100 parts by weight of the rubber component.
- the content of the plasticizer having a double bond derived from a non-petroleum resource is less than 2 parts by weight, the crack growth resistance can be sufficiently improved by blending the plasticizer derived from the non-petroleum resource having a double bond. I cannot get it.
- the content of plasticizer derived from non-petroleum resources having a double bond is 20 parts by weight or less, preferably 15 parts by weight or less. When the content of plasticizer derived from non-petroleum resources having double bonds exceeds 20 parts by weight, the rubber strength decreases.
- the rubber composition for a side wall of the present invention is conventionally rubber.
- Zinc oxide, sulfur, various vulcanization accelerators, and the like can be appropriately blended.
- the rubber composition for a side wall of the present invention is used as a side wall in a tire because the resistance to bending crack growth is particularly improved.
- step 1 NR, silica and a plasticizer having a double bond are kneaded.
- step 2 the kneaded product and ENR discharged in step 1 are kneaded.
- step 1 Silane compound, silane coupling agent, wax, various anti-aging agents
- a compounding agent such as stearic acid or zinc oxide can be blended.
- the method for producing a rubber composition for a sidewall in the second embodiment of the present invention is obtained by a manufacturing method including the following steps 1, 2 and 3.
- Step 1 a master batch is prepared by mixing ENR and a plasticizer having a double bond.
- step 2 NR and silica are kneaded.
- step 3 the master nozzle discharged in step 1 and the kneaded material discharged in step 2 are kneaded.
- the content of the plasticizer having a double bond in producing a masterbatch is preferably 5 parts by weight or more with respect to 100 parts by weight of ENR, and more preferably 10 parts by weight or more. Good.
- the content of the plasticizer having a heavy bond is preferably 50 parts by weight or less, and more preferably 30 parts by weight or less.
- Step 2 compounding agents such as a silane compound, a silane coupling agent, a wax, various anti-aging agents, stearic acid, and zinc oxide can also be blended.
- step 3 By producing a master batch in step 1 and kneading in step 3, the effect of improving crack growth resistance can be obtained.
- the rubber composition for a side wall of the present invention in which the compounding agent is blended by the production method according to the production method 1, 2 or a normal method, if necessary, using the rubber composition for a sidewall of the present invention.
- the unvulcanized tire is formed by extruding the product in accordance with the shape of the sidewall of the tire at an unvulcanized stage and molding it on a tire molding machine by a usual method.
- the unvulcanized tire is heated and pressurized in a vulcanizer to obtain the tire of the present invention.
- the tire of the present invention can be an eco-tire that can be considered in the environment and can be prepared for a future reduction in the supply of oil. .
- Silane coupling agent Si69 (bis (3-triethoxysilylpropyl) tetrasnoreflex) manufactured by Degussa Silane compound: KBE-103 (Flutriethoxysilane) manufactured by Shin-Etsu Chemical Co., Ltd.
- Plasticizer derived from non-oil resources that does not have a double bond Epoxidized soybean oil manufactured by Kao Co., Ltd. (iodine value: 3)
- NZB Amani Oil (Iodine number: 190) manufactured by Nisshin Oilio Group
- Plasticizer derived from non-petroleum resources with double bond 2 Olaire # 900 (oleyl alcohol, iodine number: 90) manufactured by Kyowa Technos Co., Ltd.
- Plasticizer derived from non-petroleum resources having a double bond 3 Dimaron manufactured by Yashara Chemical Co., Ltd. (terpene resin, iodine value: 207)
- Aroma Oil Process X—140 made by Japan Energy Co., Ltd.
- Petroleum resin SP1068 resin made by Nippon Shokubai Co., Ltd.
- Masterbatch 1 Does not have a double bond to 100 parts by weight of ENR! /, Contains 20 parts by weight of plasticizer derived from non-petroleum resources
- Masterbatch 2 Contains 20 parts by weight of plasticizer 1 derived from non-petroleum resources that have a double bond to 100 parts by weight of ENR
- Masterbatch 3 20 parts by weight of plasticizer 2 derived from non-petroleum resources that have a double bond to 100 parts by weight of ENR
- Masterbatch 4 Contains 20 parts by weight of plasticizer 3 derived from non-petroleum resources that have a double bond to 100 parts by weight of ENR
- Anti-aging agent Antigen 6C (N— (1, 3 dimethylbutyl) N, manufactured by Sumitomo Chemical Co., Ltd.
- Stearic acid "Tsubaki" stearic acid manufactured by NOF Corporation
- Zinc oxide Mitsui Metal Mining Co., Ltd.
- Vulcanization accelerator Noxeller CZ (N cyclohexyl 2-benzothiazolylsulfenamide) manufactured by Ouchi Shinsei Chemical Industry Co., Ltd.
- Step 2 After that, using 8 inch roll, kneaded product 2, sulfur and vulcanization accelerator obtained in Step 2 were kneaded for 2 minutes or more under the condition of 100 ° C or less and not added.
- a vulcanized rubber composition was obtained (step 3), and the unvulcanized rubber composition obtained in step 3 was pressed and vulcanized at 160 ° C for 20 minutes.
- the hardness was measured with a spring type A according to JIS K6253 “Method for testing hardness of vulcanized rubber and thermoplastic rubber”.
- the tear strength (NZmm) was measured by using an angle-shaped test piece without cutting according to JIS-K6252 “How to determine the tear strength of vulcanized rubber and thermoplastic rubber”.
- the unvulcanized rubber composition is molded into a sidewall shape and bonded together with other tire members to form an unvulcanized tire, and press vulcanized at 160 ° C for 20 minutes for testing.
- a tire (size: 195Z65R15) was produced.
- a drum (outer diameter: 1.7 m) was used, and the manufactured tire was subjected to the conditions of rim (15 X 6. OOJJ), load (6.96 kN), internal pressure (150 kPa), speed (80 kmZh). A load was applied at, and the vehicle was continuously run until a crack occurred in the sidewall, and the distance at which the crack occurred (cracking distance) was measured. Thereafter, the durability index of Comparative Example 2 was set to 100, and the crack generation distance of each combination was indicated by an index according to the following calculation formula.
- Table 1 shows the test results.
- Examples 1-2, 5-6, and 9 by blending a predetermined rubber component and a plasticizer derived from a non-petroleum resource having a double bond, the tear strength and bending resistance without increasing the hardness The crack growth and durability could be improved in a well-balanced manner.
- Comparative Examples 2 to 8 a plasticizer derived from a non-petroleum resource having a double bond is not blended, and the tear strength, the flex crack growth resistance, and the durability are increased only by increasing the hardness. In particular, the durability was not enough to improve the tolerance.
- the rubber component including natural rubber and epoxy natural rubber, silica, and a plasticizer derived from a non-petroleum resource having a double bond are contained in a predetermined amount, thereby giving consideration to the environment.
- a rubber composition for a sidewall and a method for producing the same can be prepared for a future decrease in the supply of oil, and the tear strength and flex crack growth resistance without increasing the hardness can be improved in a balanced manner. Can be provided.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Tires In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006800492442A CN101346425B (zh) | 2005-12-27 | 2006-12-07 | 侧壁用橡胶组合物及其制造方法 |
DE602006018360T DE602006018360D1 (de) | 2005-12-27 | 2006-12-07 | Kautschukzusammensetzung für seitenwand und herstellungsverfahren dafür |
EP06834213A EP1967544B1 (en) | 2005-12-27 | 2006-12-07 | Rubber composition for sidewall and process for producing the same |
KR1020087016261A KR101110484B1 (ko) | 2005-12-27 | 2006-12-07 | 사이드월용 고무 조성물 및 그 제조 방법 |
US12/087,011 US20100252162A1 (en) | 2005-12-27 | 2006-12-07 | Rubber Composition for Sidewall and Preparation Process Thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-374631 | 2005-12-27 | ||
JP2005374631 | 2005-12-27 |
Publications (1)
Publication Number | Publication Date |
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WO2007074617A1 true WO2007074617A1 (ja) | 2007-07-05 |
Family
ID=38217838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/324458 WO2007074617A1 (ja) | 2005-12-27 | 2006-12-07 | サイドウォール用ゴム組成物およびその製造方法 |
Country Status (7)
Country | Link |
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US (1) | US20100252162A1 (ja) |
EP (1) | EP1967544B1 (ja) |
KR (1) | KR101110484B1 (ja) |
CN (1) | CN101346425B (ja) |
DE (1) | DE602006018360D1 (ja) |
RU (1) | RU2397997C2 (ja) |
WO (1) | WO2007074617A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008149589A1 (ja) * | 2007-06-08 | 2008-12-11 | Sumitomo Rubber Industries, Ltd. | サイドウォール用ゴム組成物およびそれを用いた空気入りタイヤ |
WO2023145652A1 (ja) * | 2022-01-27 | 2023-08-03 | Zsエラストマー株式会社 | 油展共役ジエン系重合体、ゴム組成物、ゴム架橋物、およびタイヤ |
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WO2007105493A1 (ja) * | 2006-03-08 | 2007-09-20 | Sumitomo Rubber Industries, Ltd. | カーカスプライおよび/またはベルト用ゴム組成物、該ゴム組成物を用いたカーカスプライおよび/またはベルトならびに該ゴム組成物の製造方法 |
CN104151636B (zh) * | 2014-08-03 | 2016-06-01 | 北京化工大学 | 一种高阻尼性能橡胶材料及制备方法 |
US10179479B2 (en) | 2015-05-19 | 2019-01-15 | Bridgestone Americas Tire Operations, Llc | Plant oil-containing rubber compositions, tread thereof and race tires containing the tread |
WO2016196946A1 (en) | 2015-06-04 | 2016-12-08 | Bridgestone Americas Tire Operations, Llc | Pneumatic tire having advantageous low temperature performance characteristics |
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- 2006-12-07 RU RU2008129869/04A patent/RU2397997C2/ru not_active IP Right Cessation
- 2006-12-07 EP EP06834213A patent/EP1967544B1/en not_active Expired - Fee Related
- 2006-12-07 KR KR1020087016261A patent/KR101110484B1/ko not_active IP Right Cessation
- 2006-12-07 DE DE602006018360T patent/DE602006018360D1/de active Active
- 2006-12-07 CN CN2006800492442A patent/CN101346425B/zh not_active Expired - Fee Related
- 2006-12-07 US US12/087,011 patent/US20100252162A1/en not_active Abandoned
- 2006-12-07 WO PCT/JP2006/324458 patent/WO2007074617A1/ja active Application Filing
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Cited By (3)
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WO2008149589A1 (ja) * | 2007-06-08 | 2008-12-11 | Sumitomo Rubber Industries, Ltd. | サイドウォール用ゴム組成物およびそれを用いた空気入りタイヤ |
US8138260B2 (en) | 2007-06-08 | 2012-03-20 | Sumitomo Rubber Industries, Ltd. | Rubber composition for side wall and pneumatic tire using the same |
WO2023145652A1 (ja) * | 2022-01-27 | 2023-08-03 | Zsエラストマー株式会社 | 油展共役ジエン系重合体、ゴム組成物、ゴム架橋物、およびタイヤ |
Also Published As
Publication number | Publication date |
---|---|
EP1967544B1 (en) | 2010-11-17 |
EP1967544A1 (en) | 2008-09-10 |
EP1967544A4 (en) | 2009-11-11 |
DE602006018360D1 (de) | 2010-12-30 |
KR101110484B1 (ko) | 2012-01-31 |
US20100252162A1 (en) | 2010-10-07 |
RU2397997C2 (ru) | 2010-08-27 |
CN101346425A (zh) | 2009-01-14 |
RU2008129869A (ru) | 2010-02-10 |
CN101346425B (zh) | 2011-07-20 |
KR20080081015A (ko) | 2008-09-05 |
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