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Electrical properties of natural fiber graft co-polymer reinforced phenol formaldehyde composites

D. PATHANIA1,* , D. SINGH2, D. SHARMA1

Affiliation

  1. Eternal University, Baru Sahib, Distt. Sirmour, Himachal Pradesh, 173101, India
  2. Department of Physics, Punjabi University, Patiala, Punjab, India

Abstract

The electrical properties of Hibiscus Sabdariffa grafted co-polymer reinforced phenol formaldehyde composite were studied with reference to dielectric constant, dielectric dissipation factor, dielectric loss factor and volume resistivity. The dielectric constant was found to decrease with frequency that was due to decrease of polarization. The dissipation factor showed first increase and then decrease with increase in frequency at different voltage. The volume resistivity of composite also decreased with frequency. The dielectric loss factor was observed to be high at lower frequency which was due to polarization of fiber at lower frequency.

Keywords

Natural fiber composite, Dielectric constant, Dissipation factor, Volume resistivity, Dielectric loss factor.

Citation

D. PATHANIA, D. SINGH, D. SHARMA, Electrical properties of natural fiber graft co-polymer reinforced phenol formaldehyde composites, Optoelectronics and Advanced Materials - Rapid Communications, 4, 7, July 2010, pp.1048-1051 (2010).

Submitted at: May 20, 2010

Accepted at: July 14, 2010