The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 16, 2021
Filed:
Feb. 14, 2019
Rogers Corporation, Chandler, AZ (US);
Allen F. Horn, III, Pomfret Center, CT (US);
Patricia A LaFrance, Pomfret Center, CT (US);
Christopher J. Caisse, North Kingstown, RI (US);
Karl Edward Sprentall, Medford, MA (US);
ROGERS CORPORATION, Chandler, AZ (US);
Abstract
Disclosed herein is a hexaferrite composite comprising polytetrafluoroethylene; and greater than or equal to 40 vol %, or 40 to 90 vol % a plurality of CoZ hexaferrite particles based on the total volume of the polytetrafluoroethylene and the plurality of CoZ hexaferrite particles on a void-free basis; wherein the hexaferrite composite has a porosity of greater than or equal to 10 vol % based on the total volume of the hexaferrite composite; wherein the hexaferrite composite has a permeability of greater than or equal to 2.5 and a ratio of the permeability to the permittivity of greater than or equal to 0.4, both determined at 500 MHz.