However because of ultra-high bulk resistivity and surface resistivity of PE and PP materials the articles made of PP or PE have notorious static problem .

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The conductive paper prepared in this study had low surface resistivity good conductive stability and the cost could be reduced .

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However the surface resistivity of PVC materials is high to 10 ~ ( 14 )~ 10 ~ ( 17 )u03a9 It is easy to produce static electronic which can lead to fire explosion in many fields and the invalidation of electronic component .

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Antistatic properties of carbon black ( CB ) filled plasticized poly ( vinyl chloride ) ( PVC ) were studied using surface resistivity tester and SEM .

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Reduction of the volume resistivity or surface resistivity can be achieved through the following ways : addition of antistatic fillers addition of antistatic agents and use of conductive polymer film former .

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When coating surface resistivity test on a longer pipeline is conducted the pipeline can be divided into several sections to calculate it with polarization potential and current density .

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This paper discusses the test methods of volume resistivity or surface resistivity of satellite surface materials . A measuring electrodes system is designed to measure the volume resistivity or surface resistivity of typical thermal control coatings and the effects of measuring volts on the results are studied .

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Contact Surface Resistivity Its Effect on Shielding Effectiveness

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The application of surface resistivity to the correction of magnetotelluric static migration

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Test Method for Surface Resistivity of Coating

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For the method to measure the coating surface resistivity with the current-cut-off method the author puts forward his own concept and suggests that the pipe / soil potential should be measured with 10 M u03a9 digital meter .

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The surface of the complex membrane had a certain hydrophilic property and its surface resistivity was 107 u03a9u00b7 cm under the conditions of 20-30 u2103 and 60 % - 80 % air humidity after drying for 2-4 hours .

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Measuring methods of surface resistivity for glass substrates

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Ninety-five percent alumina ceramic was doped with manganese and chromium . After doping the ceramic sample possessed both a less secondary electron emission coefficient and a lower surface resistivity which resulted in a higher surface insulating strength in vacuum .

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The impact strength of the composite was improved by about 30 % and the volume and surface resistivity were enhanced about ( 8 times ) and 12 times respectively .

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Influence of Amount of Conductive graphite and Application Technology on Surface Resistivity of Coatings Film

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As the humidity changes the surface resistivity increased . Finally a method of anti-static packaging design based on anti-static packaging theory was discussed .

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As the surface resistivity of the coating changes with temperature and humidity so during the anti-static packaging testing and applications the effects of temperature and humidity should be concerned .

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To minimize these hazards the surface resistivity of materials will be generally limited below 10 ~ ( 12 )u03a9 / sq.

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The design and analysis of a low sidelobe Cassegrain antenna using resistive hyperboloid are presented in detail . The surface resistivity of hyperboloid can be expressed in terms of the target low sidelobe aperture distribution .

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Study of Surface Resistivity Modification in Al_2O_3 Ceramics by Fe ~ ( 2 + ) ions Implantation

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Along with the increase of metal Nickel deposition the surface resistivity of nickel-plated veneers decreases while its conductivity increases and have anisotropy .

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Effects of conductive and glass phases as well as additives on surface resistivity it 's temperature coefficient ( TCR ) and stability of multilayer wiring dielectric surface are researched and mechanism of resistance floatation due to interaction between dielectric and resistive layers is analyzed .

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Measurement Method and Influence Factors of Surface Resistivity of Dielectric in Vacuum Environment

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Semi-rigid polyvinyl chlorid ( PVC ) / carbon black ( CB ) composites were prepared their properties were studied by SEM stress-strain behavious surface resistivity DMA and Vica soften temperature tests .

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The research discovered that the surface resistivity of conductive paper did not decrease linearly as the amount of pyrrole increased . The amount of pyrrole during conductive paper manufacture can be reduced by using chemical vapor-deposition as well as keeping good electrical conductivity .

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Finally the as-synthesized graphenes were dispersed into epoxy resins by sonication in ice bath and the effect of curing time reducing agent and reducing time on the surface resistivity of coating were also investigated .

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Study on the test method of polymer surface resistivity

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Then the surface tension the mechanical properties thermodynamic proper & ties and surface resistivity of modified LDPE had been tested .

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