FORMULATION COMPRISING A P-TYPE ORGANIC SEMICONDUCTOR MATERIAL AND AN N-TYPE SEMICONDUCTOR MATERIAL
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United States of America Patent
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Nov 10, 2022
app pub date -
Jun 22, 2020
filing date -
Jun 24, 2019
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Abstract
A formulation for preparing organic electronic devices, has: a p-type organic semiconductor polymer including a conjugated aryl polymer, a conjugated heteroaryl compound or a mixture of at least two of these compounds; an n-type semiconductor material including fullerene, substituted fullerene, or a mixture of at least two of these compounds; and a non-aqueous solvent. The concentration of the p-type organic semiconductor polymer is in the range from 8 mg/mL to 12 mg/mL per milliliter of solvent and the concentration of the p-type organic semiconductor material is in the range from 18 mg/mL to 22 mg/mL per milliliter of solvent.
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