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热熔型氟树脂涂料中PVDF树脂含量测定及其不确定度评估 被引量:2
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作者 关红艳 韩蔚 +4 位作者 周建 徐丹华 崔伟杰 郭子健 郭中宝 《中国建材科技》 2021年第4期12-16,共5页
采用溶剂萃取-碱熔融-离子色谱法对热熔型氟树脂涂料树脂组分中的聚偏二氟乙烯(PVDF)成分进行测定,测定方法具有环保、快速、准确度高等优点。离子色谱法测定溶液中F-含量过程中,当校准曲线浓度范围较大时,弱电解质的非完全电离会导致... 采用溶剂萃取-碱熔融-离子色谱法对热熔型氟树脂涂料树脂组分中的聚偏二氟乙烯(PVDF)成分进行测定,测定方法具有环保、快速、准确度高等优点。离子色谱法测定溶液中F-含量过程中,当校准曲线浓度范围较大时,弱电解质的非完全电离会导致曲线弯曲。通过数学代换将二次曲线乘幂线性化,结合样品溶解过程中的样品称量、定容体积、标准溶液配制、仪器测量重复性等影响测量不确定度的主要分量,对新方法的测量不确定度进行了系统分析,结果显示该方法的扩展不确定度为±0.96%。 展开更多
关键词 离子色谱法 涂料 乙烯(PVDF)树脂 不确定度
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Atofina推出氟聚物泡沫
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作者 彭琳 《国外石油化工快报》 2001年第10期8-8,共1页
关键词 Atofina化学公司 物泡沫 聚偏二氟乙烯树脂 耐化学性 高温稳定性 低烟阻燃性 防水性
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Wind Energy Harvesting Using Flexible Piezoelectric Device 被引量:1
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作者 Hidemi Mutsuda Junpei Miyagi +1 位作者 Yasuaki Doi Yoshikazu Tanaka 《Journal of Energy and Power Engineering》 2013年第6期1047-1051,共5页
A FPED (flexible piezoelectric device) composed of PVDF (polyvinylidene fluoride) and functional resin has been developed to generate electric power from wind energy with wide range in frequency. It was cleared th... A FPED (flexible piezoelectric device) composed of PVDF (polyvinylidene fluoride) and functional resin has been developed to generate electric power from wind energy with wide range in frequency. It was cleared that electrical characteristics of the FPED generated by wind power and availability of an attached bluff body in uniform wind. Moreover, electric performance of the FPED which is laminated with a stretching resin and has a roughness surface such as woolen and small hemisphere, was validated. It was shown that both a force caused by breeze and wind energy with wide range of spectrum could be harvested effectively using the FPED. 展开更多
关键词 Wind energy HARVESTING piezoelectric material polyvinylidene fluoride fluid structure interaction.
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