JPS6123836B2 - - Google Patents
Info
- Publication number
- JPS6123836B2 JPS6123836B2 JP135379A JP135379A JPS6123836B2 JP S6123836 B2 JPS6123836 B2 JP S6123836B2 JP 135379 A JP135379 A JP 135379A JP 135379 A JP135379 A JP 135379A JP S6123836 B2 JPS6123836 B2 JP S6123836B2
- Authority
- JP
- Japan
- Prior art keywords
- phosphor
- colored
- solid component
- inorganic pigment
- regenerating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 15
- 239000001023 inorganic pigment Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 7
- 230000001172 regenerating effect Effects 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 5
- 229910052693 Europium Inorganic materials 0.000 claims description 2
- -1 europium-activated yttrium oxysulfide phosphor Chemical class 0.000 claims description 2
- 239000000049 pigment Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 229920000084 Gum arabic Polymers 0.000 description 4
- 239000000205 acacia gum Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 3
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- JOSWYUNQBRPBDN-UHFFFAOYSA-P ammonium dichromate Chemical compound [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O JOSWYUNQBRPBDN-UHFFFAOYSA-P 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 108010010803 Gelatin Proteins 0.000 description 1
- 241000978776 Senegalia senegal Species 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Luminescent Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP135379A JPS5594986A (en) | 1979-01-12 | 1979-01-12 | Regeneration of colored phosphor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP135379A JPS5594986A (en) | 1979-01-12 | 1979-01-12 | Regeneration of colored phosphor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5594986A JPS5594986A (en) | 1980-07-18 |
| JPS6123836B2 true JPS6123836B2 (enExample) | 1986-06-07 |
Family
ID=11499119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP135379A Granted JPS5594986A (en) | 1979-01-12 | 1979-01-12 | Regeneration of colored phosphor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5594986A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4000755A1 (de) * | 1990-01-12 | 1991-07-18 | Nokia Unterhaltungselektronik | Verfahren zum rueckgewinnen von leuchtstoff fuer bildroehren |
| JP2655926B2 (ja) * | 1990-02-26 | 1997-09-24 | 化成オプトニクス株式会社 | 回収蛍光体の再生方法 |
| JPH075883B2 (ja) * | 1990-04-21 | 1995-01-25 | 日亜化学工業株式会社 | 蛍光体の再生方法 |
-
1979
- 1979-01-12 JP JP135379A patent/JPS5594986A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5594986A (en) | 1980-07-18 |
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