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Influence of the Content of Nickel Powders on the Electromagnetic Properties of SingleLayer Coated Polyester-Cotton Plain Weave Fabric


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Fig. 1

Influence of the content of nickel powder on the real part of the dielectric constant for coated composites
Influence of the content of nickel powder on the real part of the dielectric constant for coated composites

Fig. 2

Influence of the content of nickel powder on the imaginary part of the dielectric constant for coated composites
Influence of the content of nickel powder on the imaginary part of the dielectric constant for coated composites

Fig. 3

Influence of the content of the nickel powder on the loss tangent value of the dielectric constant for coated composites
Influence of the content of the nickel powder on the loss tangent value of the dielectric constant for coated composites

Fig. 4

Influence of the content of nickel powder on the reflection loss for coated composites
Influence of the content of nickel powder on the reflection loss for coated composites

Fig. 5

Influence of the content of nickel powder on the shielding effectiveness for coated composites
Influence of the content of nickel powder on the shielding effectiveness for coated composites

Main experimental instruments

The name of the instrument Type The manufacturer
Precision electronic balance 2004A Shunyu Hengping Instrument Co., LTD
Digital fabric thickness meter YG141D Type Laizhou Electronic Instrument Co., LTD
Digital viscometer SNB-2 Type Shanghai Hengping Instrument Instrument Factory
Single-phase series motor U400/80 Type Shanghai Weite Motor Co., LTD
Coating machine LTE-S87609 Type Werner Mathis, Switzerland
High-temperature blast drying oven DGG-9148A Type Shanghai Aozhen Instrument Manufacturing Co., LTD
Vector network analyzer ZNB40 Type Rohde & Schwarz, Germany
Dielectric spectrometer BDS50 Type Novocontorl Gmbh, Germany

Technological parameters of the content of nickel powder

Content of nickel powder (%) Coating viscosity (mPa·s) Coating thickness (mm) Drying temperature (°C) Drying time (min)
0 30379 1 80 10
10 30379 1 80 10
20 30379 1 80 10
30 30379 1 80 10
40 30379 1 80 10

Main experimental drugs

Name of agent/reagent Specification Manufacturer
Nickel powders W-5 Shenzhen Changxinda Shielding Material Co., LTD
Polyurethane (Pu) PU2540 Guangzhou Yuheng Environmental Protection Materials Co., LTD
Defoaming agent 5020 Jiangsu Hengyu Chemical Industry Group Co., LTD
Thickener 7011 Guangzhou Dianmu Composites Business Department