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公开(公告)号:US20220380575A1
公开(公告)日:2022-12-01
申请号:US17618291
申请日:2020-06-05
Applicant: ENEOS Corporation
Inventor: Keisuke CHINO , Makoto ASHIURA
Abstract: Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a protein modifying agent and a silane compound represented by Formula (1): wherein each of the variables is as defined herein.
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公开(公告)号:US20220073703A1
公开(公告)日:2022-03-10
申请号:US17416668
申请日:2019-12-24
Applicant: ENEOS Corporation
Inventor: Keisuke CHINO , Yusuke MATSUO , Makoto ASHIURA
Abstract: The invention provides a silane compound for obtaining a cross-linked product which hardly generates poor dispersion or adhesion between an organic polymer material and an inorganic material and exhibits excellent viscoelastic properties or adhesive properties, or a composition comprising the silane compound. In particular, the invention provides a silane compound represented by formula (1): wherein R1, R2, and R3 each independently represents a hydrocarbon group optionally containing an oxygen atom or a nitrogen atom, or a hydrogen atom; L represents a hydrocarbon group optionally containing at least one heteroatom selected from the group consisting of nitrogen, oxygen, and sulfur; and the other variables are as defined herein.
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公开(公告)号:US20230174747A1
公开(公告)日:2023-06-08
申请号:US18002262
申请日:2021-06-04
Applicant: ENEOS Corporation
Inventor: Makoto ASHIURA , Keisuke CHINO
Abstract: Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent workability and a crosslinked product of a rubber composition having an excellent hardness, viscoelastic properties, and tensile strength. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
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公开(公告)号:US20230167290A1
公开(公告)日:2023-06-01
申请号:US17919201
申请日:2021-06-18
Applicant: ENEOS CORPORATION
Inventor: Keisuke CHINO , Keitaro IWASAKI , Makoto ASHIURA
IPC: C08L23/16 , C08F210/12 , C08L7/00 , C08F136/08 , C08L9/06 , C08F236/10
CPC classification number: C08L23/16 , C08F210/12 , C08L7/00 , C08F136/08 , C08L9/06 , C08F236/10
Abstract: A rubber composition, comprising:
an uncross-linked rubber having no hydrogen-bond cross-linkable moiety; and
at least one polymer component selected from the group consisting of polymers (A) each of which has a side chain (a) containing a hydrogen-bond cross-linkable moiety having a carbonyl-containing group and/or a nitrogen-containing heterocycle and has a glass-transition point of 25° C. or below and polymers (B) each of which contains a hydrogen-bond cross-linkable moiety and a covalent-bond cross-linking moiety in a side chain and has a glass-transition point of 25° C. or below; wherein
an amount of the polymer component contained is 0.01 to 200 parts by mass relative to 100 parts by mass of the uncross-linked rubber, and
the polymers (A) and the polymers (B) are each a reaction product of a maleic anhydride graft-modified thermoplastic polymer having a maleation ratio of 0.1 to 10% by mass and a cross-linkable compound.-
公开(公告)号:US20220363873A1
公开(公告)日:2022-11-17
申请号:US17618324
申请日:2020-06-05
Applicant: ENEOS Corporation
Inventor: Keisuke CHINO , Makoto ASHIURA
Abstract: Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a silane compound represented by Formula (1): wherein each variable is as defined herein.
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公开(公告)号:US20230340230A1
公开(公告)日:2023-10-26
申请号:US18002263
申请日:2021-06-04
Applicant: ENEOS Corporation
Inventor: Makoto ASHIURA , Keisuke CHINO , Yusuke MATSUO , Toshiyuki TSUTSUMI , Keitaro IWASAKI
CPC classification number: C08K5/548 , C08K5/31 , C08K5/21 , C08K3/36 , C08K3/04 , C07F7/1804 , B60C1/0016
Abstract: Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and a crosslinked product of a rubber composition having excellent viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound and a protein denaturant and/or a silanization reaction accelerator, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11):
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公开(公告)号:US20230340231A1
公开(公告)日:2023-10-26
申请号:US18002265
申请日:2021-06-04
Applicant: ENEOS Corporation
Inventor: Makoto ASHIURA , Keisuke CHINO , Yusuke MATSUO , Toshiyuki TSUTSUMI
CPC classification number: C08K5/548 , C08K3/36 , C08F36/08 , B60C1/0016 , C08K2201/014
Abstract: Provided are: a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and uncrosslinked compound viscosity; and a crosslinked product of a rubber composition having excellent viscoelastic properties, and a tire using the same which has an excellent balance of wet grip performance and low-fuel consumption. The silane coupling agent composition of the invention includes a silane compound, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11): Formula (1):
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公开(公告)号:US20230312879A1
公开(公告)日:2023-10-05
申请号:US18002264
申请日:2021-06-04
Applicant: ENEOS Corporation
Inventor: Makoto ASHIURA , Keisuke CHINO , Yusuke MATSUO , Toshiyuki TSUTSUMI
CPC classification number: C08K5/5406 , C08K3/36 , C08K5/21 , C08K5/31
Abstract: Provided is a silane coupling agent composition with which it is possible to obtain a crosslinked product of a rubber composition having excellent scorch resistance and a rubber composition crosslinked product having excellent hardness and viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
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公开(公告)号:US20240262982A1
公开(公告)日:2024-08-08
申请号:US18566454
申请日:2022-05-31
Applicant: ENEOS Corporation
Inventor: Makoto ASHIURA , Keisuke CHINO , Yusuke MATSUO , Toshiyuki TSUTSUMI , Keitaro IWASAKI , Takuma SASAYAMA
IPC: C08K5/31 , B60C1/00 , C08K3/011 , C08K3/04 , C08K3/06 , C08K3/36 , C08K5/00 , C08K5/21 , C08K5/548 , C08L7/00 , C08L9/00
CPC classification number: C08K5/31 , B60C1/00 , C08K3/04 , C08K3/36 , C08K5/0025 , C08K5/21 , C08K5/548 , C08L7/00 , C08L9/00 , C08K3/011 , C08K3/06
Abstract: Provided is a silane coupling agent composition that can result in improvement in the various characteristics of a rubber composition and/or a crosslinking substance thereof. The silane coupling agent composition of the present invention includes a silane compound and a silanization reaction accelerator.
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公开(公告)号:US20220298275A1
公开(公告)日:2022-09-22
申请号:US17637214
申请日:2020-08-20
Applicant: ENEOS Corporation
Inventor: Keisuke CHINO , Yusuke MATSUO , Makoto ASHIURA
Abstract: Provided is a sulfur-containing unsaturated hydrocarbon polymer which can improve wet grip performance and fuel efficiency of a tire in a well-balanced manner by being blended into a rubber composition for a tire. A sulfur-containing unsaturated hydrocarbon polymer of the present invention is a reaction product obtained by reacting sulfur with an unsaturated bond in a polymer of an unsaturated hydrocarbon.
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