Vacuum vapor deposition device and vacuum vapor deposition method
PROBLEM TO BE SOLVED: To provide a vacuum evaporation apparatus which capable of increasing uniformity of the total thickness of an organic EL film.SOLUTION: A vacuum evaporation apparatus includes: a guide path to transport evaporation material obtained in an evaporation source; and a discharge mem...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a vacuum evaporation apparatus which capable of increasing uniformity of the total thickness of an organic EL film.SOLUTION: A vacuum evaporation apparatus includes: a guide path to transport evaporation material obtained in an evaporation source; and a discharge member which discharges the evaporation material flowing from the guide path into a vapor-deposited member. The discharge member includes: a dispersion vessel 7 for diffusing the evaporation material; and multiple nozzle members 8 each of which is protrusively provided toward the vapor-deposited member, and has a diaphragm opening for discharging the evaporation material to the vapor-deposited member. Each nozzle member 8 satisfies relational expressions: L9D and D'2.7D/L, or L |
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