Invention Grant
- Patent Title: Asphalt modifier, asphalt composition, and asphalt mixture for road pavement
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Application No.: US16616102Application Date: 2018-05-22
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Publication No.: US11267970B2Publication Date: 2022-03-08
- Inventor: Susumu Mori , Yusuke Asai , Mitsuhiro Okada
- Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Tokyo
- Agency: McDermott Will & Emery LLP
- Priority: JPJP2017-105798 20170529
- International Application: PCT/JP2018/019662 WO 20180522
- International Announcement: WO2018/221322 WO 20181206
- Main IPC: C08L95/00
- IPC: C08L95/00 ; C08L23/08 ; C08L29/10 ; C08L33/06
Abstract:
An asphalt modifier comprising a polyolefin-based copolymer comprising an ethylene-derived monomer unit and a monomer unit having an epoxy group is disclosed. The content of the monomer unit having an epoxy group is 13% by mass or more based on the mass of the polyolefin-based copolymer.
Public/Granted literature
- US20200157351A1 ASPHALT MODIFIER, ASPHALT COMPOSITION, AND ASPHALT MIXTURE FOR ROAD PAVEMENT Public/Granted day:2020-05-21
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