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公开(公告)号:US5028394A
公开(公告)日:1991-07-02
申请号:US509012
申请日:1990-04-13
IPC分类号: G01N19/00
CPC分类号: G01N19/00
摘要: Sensors responsive to small changes in the concentration of chemical species are disclosed, comprising (a) a mechanochemically responsive polymeric film capable of expansion or contraction in response to a change in its chemical environment, operatively coupled to (b) a transducer capable of directly converting said expansion or contraction to a measurable electrical response.
摘要翻译: 公开了响应于化学物质浓度的小变化的传感器,其包括(a)响应于其化学环境变化而能够膨胀或收缩的机械化学响应的聚合物膜,可操作地耦合到(b)能够直接转化的换能器 说扩展或收缩到可测量的电响应。
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公开(公告)号:US5120505A
公开(公告)日:1992-06-09
申请号:US724123
申请日:1991-07-01
IPC分类号: G01N19/00
CPC分类号: G01N19/00
摘要: Sensors responsive to small changes in the concentration of chemical species are disclosed, comprising a mechanicochemically responsive polymeric film capable of expansion or contraction in response to a change in its chemical environment, either operatively coupled to a transducer capable of directly converting the expansion or contraction to a measurable electrical or optical response, or adhered to a second inert polymeric strip, or doped with a conductive material.
摘要翻译: 公开了响应于化学物质浓度的小变化的传感器,其包括能够响应于其化学环境变化而能够膨胀或收缩的机械化学响应的聚合物膜,其可操作地耦合到能够直接转化膨胀或收缩的换能器 可测量的电或光响应,或粘附到第二惰性聚合物条上,或掺杂有导电材料。
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公开(公告)号:US5476590A
公开(公告)日:1995-12-19
申请号:US404298
申请日:1995-03-14
申请人: Daniel J. Brose , Dwayne T. Friesen , James R. Lowell, Jr. , Scott B. McCray , John M. Radovich
发明人: Daniel J. Brose , Dwayne T. Friesen , James R. Lowell, Jr. , Scott B. McCray , John M. Radovich
CPC分类号: B01D67/0093 , B01D71/34 , C08J7/12 , C08J2327/16
摘要: Improved methods of rendering PVDF membranes hydrophilic are disclosed.
摘要翻译: 公开了改进PVDF膜亲水性的改进方法。
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