Patent ID: 11873369
Assignee: KRATON CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 3:
4. The polymer of claim 1, having one or more of
a viscosity of 3,000 to 15,000 cP, measured on a 50 wt. % solution in cyclohexane at 25° C.;
a viscosity of 50 to 1200 cP, measured on a 50 wt. % solution in toluene at 25° C.;
a viscosity of 5 to 100 cP, measured on a 15 wt. % solution in toluene at 25° C.;
a Tg of 50-300° C. measured using DSC according to ASTM D341;
a moisture absorption coefficient of less than 0.05, measured at 25° C. according to ASTM D570;
a permittivity (Dk) of 2-2.5, according to ASTM D2520; and
a loss tangent (Df) of 0.0001-0.002, according to ASTM D2520.