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Device for measuring surface resistance of flexible sheet material

A sheet material, surface resistance technology, applied in the direction of measuring devices, measuring resistance/reactance/impedance, measuring electrical variables, etc., can solve the problems of large influence of volume resistance, affecting test accuracy, low measurement sensitivity, etc., to improve sensitivity , avoiding the effects of performance dispersion, geometry and size being highly consistent

Active Publication Date: 2014-01-22
SHANGHAI UNIV OF ENG SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] The existing device for measuring the surface resistance of an object is composed of two parallel electrodes about ten centimeters long. This method has defects such as low measurement sensitivity, great influence on volume resistance, and impact on test accuracy after the surface is polluted.

Method used

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  • Device for measuring surface resistance of flexible sheet material
  • Device for measuring surface resistance of flexible sheet material
  • Device for measuring surface resistance of flexible sheet material

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Embodiment

[0033] Such as Figure 1 to Figure 4 Shown: a device for measuring the surface resistance of flexible sheet materials provided by the present invention includes a parallel electrode probe 1, a lead 2, a mass 3, and a resistance meter 4. The parallel electrode probe 1 is set at the test On the material 5, the mass 3 is set above the parallel electrode probe 1; and the parallel electrode probe 1 and the resistance meter 4 are connected by a wire 2 to form a loop on the surface of the material 5 to be tested; The parallel electrode probe 1 includes a sheet-shaped rigid insulating base plate 11, a pair of conductive layers 12 extending in a certain geometric form and being parallel to each other applied on the sheet-shaped rigid insulating base plate 11, and located between the pair of conductive layers 12 and covering the sheet. The anti-fouling insulating layer 13 on the surface of the rigid insulating base plate 11 and the lead wire 14 of the pair of conductive layers; the pair ...

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Abstract

The invention discloses a device for measuring surface resistance of a flexible sheet material. The device comprises a parallel electrode probe, leads, a mass block and a resistance meter, wherein the parallel electrode probe is arranged on a material to be tested; the mass block is arranged above the parallel electrode probe; and the parallel electrode probe and the resistance meter are connected through the leads and form a loop on the surface of the material to be tested. The device for measuring the surface resistance of the flexible sheet material is high in measuring sensitivity, convenient in testing, capable of weakening test influences caused by volume resistance and surface contamination, quite high in practical value and applicable to wide popularization and application.

Description

Technical field [0001] The invention relates to a resistance measuring device, in particular to a device for measuring the surface resistance of a flexible sheet material, belonging to the technical field of resistance measurement. Background technique [0002] With the development of the microelectronics industry and the fine chemical industry, the requirements for static electricity in these industrial environments and equipment operating spaces are getting higher and higher. Therefore, a large number of design requirements for preventing static electricity have been put forward in the manufacture of textile materials. The surface resistance measurement related to electrostatic characteristics has also put forward higher requirements. [0003] The existing device for measuring the surface resistance of an object is composed of two parallel electrodes about ten centimeters long. This method has disadvantages such as low measurement sensitivity, large volume resistance influence, a...

Claims

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Application Information

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IPC IPC(8): G01R27/02
Inventor 黄时建高琮
Owner SHANGHAI UNIV OF ENG SCI