polymer_dielectric_constant_309

polymer

This is a polymer material engineered for electrical insulation applications, characterized by a dielectric constant designation of approximately 3.09. Polymers in this dielectric range are widely used in capacitors, printed circuit boards, and high-frequency electrical components where controlled permittivity is essential for signal integrity and device performance. The material's relatively low and stable dielectric constant makes it valuable in applications requiring minimal signal loss and predictable electrical behavior across temperature and frequency ranges.

capacitor dielectricsPCB substrateshigh-frequency electronicselectrical insulationRF/microwave componentsflexible circuit boards

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Dielectric Constant (Relative Permittivity)(εr)	4.285 range 3.940–4.630median 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_309

Electrical Properties

Regulatory Screening

Environmental

Safety & Biocompatibility