Patent JPS5618677A successfully refreshed from Google Patents.
JPS5618677A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Surface treated phosphor
Assignee: Hitachi Ltd
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Filing: 1979-07-25
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Granted: —
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Expires: 1999-07-25
Abstract
Abstract PURPOSE: To provide a phosphor in which agglomeration state is improved, by a method wherein a tin cpd. is deposited on the surface of a phosphor. CONSTITUTION: A phosphor is immersed in an aq. soln. contg. 0.0001W5wt% (calculated as Sn) of a water-soluble tin salt such as SuCl 2 or K 2 [Sn(OH) 6 ]. If necessary, the phosphor is dried. Then the phosphor is calcined at a temp. of 200W 650°C to deposit the tin cpd. on the surface of the phosphor. COPYRIGHT: (C)1981,JPO&Japio
Inventors
- 👤 Takaki Yamada
- 👤 Atsushi Suzuki
- 👤 Toshikatsu Manabe
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-09 03:12
CPC Classifications
—
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