发明名称 |
NOVEL INTERMEDIATE MATERIAL INTENDED TO LIMIT THE MICROCRACKING OF COMPOSITE PARTS |
摘要 |
The invention relates to an intermediate product intended for the production of a composite part in combination with a resin matrix, formed by at least two unidirectional sets of reinforcing yarns, the yams of each set extending in a different direction, whereby the sets are interlinked by means of stitching or knitting using at least one stitching or knitting yarn. The invention is characterized in that the stitching or knitting yarn has a yarn count of less than or equal to 30 dTex, preferably less than or equal to 25 dTex, in accordance with standard EN ISO 2060.
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申请公布号 |
US2012100354(A1) |
申请公布日期 |
2012.04.26 |
申请号 |
US200913132714 |
申请日期 |
2009.12.08 |
申请人 |
BERAUD JEAN-MARC;HENRAT PATRICK;HEXCEL REINFORCEMENTS |
发明人 |
BERAUD JEAN-MARC;HENRAT PATRICK |
分类号 |
B32B7/02;B29C70/04;B32B5/02;D04B1/00;D04H3/04;D04H3/115;D05B93/00 |
主分类号 |
B32B7/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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