polymer_dielectric_constant_219

polymer

This is a polymer-based dielectric material, likely a synthetic or composite polymer formulation designed for electrical insulation applications where controlled dielectric properties are critical. Without specified composition details, this appears to be a research or proprietary formulation within the polymer dielectric family, potentially developed for high-frequency or high-voltage applications where standard polymers are insufficient. Engineers would consider this material when standard dielectrics (polyethylene, PVC, epoxy) cannot meet performance requirements for capacitance control, breakdown resistance, or signal integrity in compact electronic designs.

electrical insulationcapacitor dielectricshigh-frequency PCBspower electronicsmicroelectronic packagingspecialty laminates

Compliance & Regulations

?UL 94?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Dielectric Constant (Relative Permittivity)(εr)	5.535 range 5.260–5.810median of 2 measurements	-	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Safety & Biocompatibility

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

polymer_dielectric_constant_219

Electrical Properties

Regulatory Screening

Environmental

Safety & Biocompatibility