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公开(公告)号：US20240181745A1
公开(公告)日：2024-06-06
申请号：US18550449
申请日：2022-02-24
IPC分类号： B32B5/30 , B29C44/06 , B29C44/12 , B29C44/34 , B29C70/20 , B29C70/42 , B29D99/00 , B29K105/04 , B29K105/08 , B29L9/00 , B29L31/08 , B32B3/04 , B32B5/02 , B32B5/16 , B32B5/18
CPC分类号： B32B5/30 , B29C44/06 , B29C44/1285 , B29C44/3415 , B29C70/20 , B29C70/42 , B29D99/0025 , B32B3/04 , B32B5/02 , B32B5/16 , B32B5/18 , B29K2105/04 , B29K2105/0881 , B29L2009/00 , B29L2031/087 , B32B2260/021 , B32B2260/025 , B32B2260/046 , B32B2264/203 , B32B2603/00
摘要： A flat lightweight member that is favorable in appearance quality and also excellent in productivity while being excellent in mechanical property at the ends and adhesiveness between a core and a skin includes: skin layers disposed on both surfaces of the flat lightweight member; end reinforcing layers disposed to have contact with both inner surfaces of the skin layers on the both surfaces at the ends of the flat lightweight member; and a core layer disposed in the space surrounded by the skin layers and the end reinforcing layers to have contact with the inner surfaces of the skin layers.
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公开(公告)号：US20240149540A1
公开(公告)日：2024-05-09
申请号：US18281321
申请日：2022-02-24
IPC分类号： B29C70/42 , B29C44/06 , B29C70/10 , B29K105/08
CPC分类号： B29C70/42 , B29C44/06 , B29C70/10 , B29K2105/08
摘要： A flat lightweight member includes fiber reinforced plastics and having excellent mechanical properties of an end portion and excellent adhesiveness between a core layer and a skin layer as well as good appearance quality and excellent producibility, the flat lightweight member includes a skin layer including a braiding material and a matrix resin, a separation layer having a bag shape and being present inside the braiding material, and a mixture of a matrix resin and a thermally expandable material, the mixture being present inside the separation layer.
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