Title:
CONTROLLABLY FEEDING ORGANIC MATERIAL IN MAKING OLEDS
Document Type and Number:
WIPO Patent Application WO2006083734
Kind Code:
A3
Abstract:
A method for metering powdered or granular material onto a heated surface (40) to vaporize such material, includes providing a container (15) with powdered or granular material having at least one component; providing a rotatable auger (20) disposed in material receiving relationship with the container (15) for receiving powdered or granular material from the container (15) and as the auger (20) rotates, such rotating auger (20) translates such powdered or granular material along a feed path (25) to a feeding location (30) ; and providing at least one opening (35) at the feeding location such that the pressure produced by the rotating auger at the feeding location (30) causes the powdered or granular material to be forced through the opening (35) onto the heated surface (40) in a controllable manner.
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Inventors:
LONG MICHAEL (US)
PALONE THOMAS WILLIAM (US)
KOPPE BRUCE EDWARD (US)
PALONE THOMAS WILLIAM (US)
KOPPE BRUCE EDWARD (US)
Application Number:
PCT/US2006/003040
Publication Date:
October 19, 2006
Filing Date:
January 30, 2006
Export Citation:
Assignee:
EASTMAN KODAK CO (US)
LONG MICHAEL (US)
PALONE THOMAS WILLIAM (US)
KOPPE BRUCE EDWARD (US)
LONG MICHAEL (US)
PALONE THOMAS WILLIAM (US)
KOPPE BRUCE EDWARD (US)
International Classes:
C23C14/24; H01L51/00
Foreign References:
| EP0585848A1 | 1994-03-09 | |||
| US5945163A | 1999-08-31 | |||
| US20020039604A1 | 2002-04-04 | |||
| US5567463A | 1996-10-22 |
Other References:
DATABASE WPI Section Ch Week 198130, Derwent World Patents Index; Class M13, AN 1981-54842D, XP002387171
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