Universal Display Corporation
ORGANIC VAPOR JET MICRO-PRINT HEAD WITH MULTIPLE GAS DISTRIBUTION ORIFICE PLATES

Abstract:

Embodiments of the disclosed subject matter provide a micronozzle array including a linear array having a plurality of depositors connected in series, where a first depositor of the plurality of depositors may border a second depositor on a least one side boundary. The micronozzle array may include plurality of orifice arrays, where a width of each orifice in the plurality of orifice arrays is 20 .mu.m or less in a minor axis of its cross section to flow, to regulate flow through a delivery gas distribution channel. The micronozzle array may include a plurality of exhaust distribution channels, where the delivery gas distribution channel and at least one of the plurality of exhaust distribution channels have separate fluid communication with each of the plurality of depositors.