发明授权
- 专利标题: Solution annealing of aramid and structurally related fibers
- 专利标题(中): 芳族聚酰胺和结构相关纤维的固溶退火
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申请号: US957625申请日: 1978-11-03
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公开(公告)号: US4227885A公开(公告)日: 1980-10-14
- 发明人: William L. Hofferbert, Jr. , Jack Preston
- 申请人: William L. Hofferbert, Jr. , Jack Preston
- 申请人地址: MO St. Louis
- 专利权人: Monsanto Company
- 当前专利权人: Monsanto Company
- 当前专利权人地址: MO St. Louis
- 主分类号: D06M13/328
- IPC分类号: D06M13/328 ; D06P3/24
摘要:
A process for improving tensile properties of aramid fibers and structurally related fibers is described. The process involves soaking the fibers in a liquid tertiary amine maintained at a temperature of at least 80.degree. C.
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