Oliff PLC
Ink for forming functional layer, ink container, discharghing apparatus, method for forming functional layer, method for manufacturing organic EL element, light emitting device, and electronic apparatus
An ink for forming a functional layer includes a first component that contains at least one kind of aromatic solvent of which a boiling point is higher than or equal to 250° C. and lower than or equal to 350° C., a second component that contains at least one kind of aliphatic solvent of which a boiling point is higher than or equal to 200° C., and a third component for forming a positive hole injection layer, in which a solubility of the third component in the first component is higher than the solubility of the third component in the second component, a mixing ratio of the second component is 30 vol %, the boiling point of the first component is higher than the boiling point of the second component, and a difference between the boiling points thereof is higher than or equal to 30° C.
SEIKO EPSON CORPORATION
C H H H C
C09D H01L H01L H01L C09D
inventional inventional inventional additional inventional
Takuya Shotaro
Sonoyama Watanabe