Patent · US Active

Biopolymer-based electromagnetic interference shielding materials

US11026358B2 · kind B2 · utility

2Cited by
2References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 25, 2019
Grant dateJun 1, 2021
Priority date
Expiry dateApr 25, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2201/0257
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An electromagnetic interference (EMI) shielded device which includes an object to be shielded and an EMI shielding material encompassing the object. The EMI shielding material is made up of, but not limited to a broadband biopolymer or polymer dissolved in organic solvents, and metal and carbon-based nano-powders or nanoparticles. The specific makeup of the shielding material and fabrication procedure of the shielding material is also included herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.