Invention Grant
- Patent Title: Modified conjugated diene-based polymer and method for producing the same, and modified conjugated diene-based polymer composition
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Application No.: US15551548Application Date: 2016-02-19
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Publication No.: US10766972B2Publication Date: 2020-09-08
- Inventor: Chigusa Yamada , Yukio Yamaura , Kenta Hisamura , Junichi Yoshida
- Applicant: Asahi Kasei Kabushiki Kaisha
- Applicant Address: JP Tokyo
- Assignee: Asahi Kasei Kabushiki Kaisha
- Current Assignee: Asahi Kasei Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Morgan, Lewis & Bockius LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@431364e4
- International Application: PCT/JP2016/054869 WO 20160219
- International Announcement: WO2016/133202 WO 20160825
- Main IPC: C08C19/25
- IPC: C08C19/25 ; C08K3/36 ; C08F8/00 ; C08L15/00 ; C08L9/06 ; C08F236/06
Abstract:
The present invention provides a modified conjugated diene-based polymer, wherein the Mooney stress-relaxation rate measured at 110° C. is 0.45 or less, and the modification percentage is 75% by mass or more.
Public/Granted literature
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