Title:
NON−EVAPORATION TYPE GETTER, DISPLAY UNIT AND PRODUCTION METHOD FOR THEM
Document Type and Number:
WIPO Patent Application WO/2003/005400
Kind Code:
A1
Abstract:
A non−evaporation type getter which is excellent in gettering effect, can keep in a high vacuum state the interior of an air−tight vessel in a display unit especially a flat display unit, is easy to mount, and is not likely to contaminate the interior&semi a display unit provided with the getter&semi and production methods for them. The non−evaporation type getter (20) mainly contains at least any one element out of Ti, Zr, Al, V, Fe, and is provided with a compact formed by powder injection molding, the compact being composed of a porous element having a porosity of 10−30%.
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Inventors:
HASEGAWA YOJI (JP)
Application Number:
PCT/JP2002/006608
Publication Date:
January 16, 2003
Filing Date:
June 28, 2002
Export Citation:
Assignee:
SONY CORP (JP)
HASEGAWA YOJI (JP)
HASEGAWA YOJI (JP)
International Classes:
B22F3/02; B01J20/02; B22F3/11; B22F3/22; B22F3/24; H01J7/18; H01J9/24; H01J9/39; H01J29/87; H01J29/94; H01J31/12; (IPC1-7): H01J7/18; H01J29/87; H01J9/39; B01J20/02; B22F3/02; B22F3/11; B22F3/24
Foreign References:
| JPH08225806A | 1996-09-03 | |||
| JPH10251707A | 1998-09-22 | |||
| JP2001158925A | 2001-06-12 | |||
| JP2000311588A | 2000-11-07 | |||
| JP2001076648A | 2001-03-23 | |||
| EP0455162A2 | 1991-11-06 |
Attorney, Agent or Firm:
Nakamura, Tomoyuki c/o Miyoshi International Patent Office (9th Floor Toranomon Daiichi Building, 2-3,
Toranomon 1-chom, Minato-ku Tokyo, JP)
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