发明授权
- 专利标题: Lightweight composite material
- 专利标题(中): 轻质复合材料
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申请号: US276670申请日: 1988-11-25
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公开(公告)号: US4966801A公开(公告)日: 1990-10-30
- 发明人: Robert Becker , Gerd Goldmann , Ulrich von Gizycki , Wulf von Bonin
- 申请人: Robert Becker , Gerd Goldmann , Ulrich von Gizycki , Wulf von Bonin
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3741539 19871208
- 主分类号: B29C70/06
- IPC分类号: B29C70/06 ; B29C70/22 ; B29C70/42 ; B29K105/08 ; C08J5/04 ; C08J9/00 ; D04B1/00
摘要:
A lightweight composite material is disclosed which comprises three-dimensionally arranged fibers of at least 50 mm length provided in a thermoplast matrix. The thermoplast matrix is thermally treated to form cavities within the matrix.
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