Invention Grant
- Patent Title: Lightweight sandwich steel sheet using polyamide, and manufacturing method therefor
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Application No.: US16763792Application Date: 2018-11-01
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Publication No.: US11433639B2Publication Date: 2022-09-06
- Inventor: Dae Hak Kim , Seung Hoe Do , Jin Seo Lee , Kyoung Won Yim , Kyung Ho Kwon , Do Kyoung Kim , Hye Yeon Lee
- Applicant: HANWHA CHEMICAL CORPORATION
- Applicant Address: KR Seoul
- Assignee: HANWHA CHEMICAL CORPORATION
- Current Assignee: HANWHA CHEMICAL CORPORATION
- Current Assignee Address: KR Seoul
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2017-0151261 20171114
- International Application: PCT/KR2018/013202 WO 20181101
- International Announcement: WO2019/098578 WO 20190523
- Main IPC: B32B5/20
- IPC: B32B5/20 ; B32B27/08 ; B32B15/18 ; B32B15/04 ; B29K105/04
Abstract:
The present invention relates to a lightweight sandwich steel sheet using polyamide, and more particularly, to a lightweight sandwich steel sheet using polyamide and a manufacturing method therefor, the steel sheet being usable at a wider temperature range than that of a conventional sandwich steel sheet and, particularly, having excellent adhesion at a low temperature and remarkably increasing stability and lightweight property.
Information query
