Patent · US Active

Organic solar cell and method for fabricating the same

US10256423B2 · kind B2 · utility

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9Claims
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Key dates

Filing dateDec 14, 2016
Grant dateApr 9, 2019
Priority date
Expiry dateFeb 21, 2037

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/549
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An organic solar cell is provided. The organic solar cell includes a photoactive layer in which a low molecular weight conjugated compound as a first organic semiconductor material is mixed with an appropriate amount of a second organic semiconductor material. The first organic semiconductor material includes both electron donors and electron acceptors. The presence of the electron donors and the electron acceptors in the first organic semiconductor material improves the morphology of the photoactive layer, leading to high efficiency of the organic solar cell.

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