CS277481B6 - Phosphorus particles for color cathode-ray tube screens and process for producing thereof - Google Patents

Phosphorus particles for color cathode-ray tube screens and process for producing thereof Download PDF

Info

Publication number
CS277481B6
CS277481B6 CS897156A CS715689A CS277481B6 CS 277481 B6 CS277481 B6 CS 277481B6 CS 897156 A CS897156 A CS 897156A CS 715689 A CS715689 A CS 715689A CS 277481 B6 CS277481 B6 CS 277481B6
Authority
CS
Czechoslovakia
Prior art keywords
phosphor particles
gelatin
treated
particles
screen
Prior art date
Application number
CS897156A
Other languages
Czech (cs)
English (en)
Other versions
CS715689A3 (en
Inventor
Pabitra Datta
Ronald Norman Friel
Robert Paul Thompson
Original Assignee
Rca Licensing Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rca Licensing Corp filed Critical Rca Licensing Corp
Publication of CS715689A3 publication Critical patent/CS715689A3/cs
Publication of CS277481B6 publication Critical patent/CS277481B6/cs

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/221—Applying luminescent coatings in continuous layers
    • H01J9/225—Applying luminescent coatings in continuous layers by electrostatic or electrophoretic processes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/20—Luminescent screens characterised by the luminescent material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Luminescent Compositions (AREA)
  • Developing Agents For Electrophotography (AREA)
CS897156A 1988-12-21 1989-12-18 Phosphorus particles for color cathode-ray tube screens and process for producing thereof CS277481B6 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28735888A 1988-12-21 1988-12-21

Publications (2)

Publication Number Publication Date
CS715689A3 CS715689A3 (en) 1992-10-14
CS277481B6 true CS277481B6 (en) 1993-03-17

Family

ID=23102549

Family Applications (1)

Application Number Title Priority Date Filing Date
CS897156A CS277481B6 (en) 1988-12-21 1989-12-18 Phosphorus particles for color cathode-ray tube screens and process for producing thereof

Country Status (10)

Country Link
EP (1) EP0375229B1 (pl)
JP (2) JP2528720B2 (pl)
KR (1) KR0183966B1 (pl)
CN (2) CN1026930C (pl)
CA (1) CA2003752C (pl)
CS (1) CS277481B6 (pl)
DD (1) DD290435A5 (pl)
DE (1) DE68908377T2 (pl)
PL (1) PL161607B1 (pl)
RU (1) RU2032959C1 (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917978A (en) * 1989-01-23 1990-04-17 Thomson Consumer Electronics, Inc. Method of electrophotographically manufacturing a luminescent screen assembly having increased adherence for a CRT
US5093217A (en) * 1989-10-11 1992-03-03 Rca Thomson Licensing Corporation Apparatus and method for manufacturing a screen assembly for a crt utilizing a grid-developing electrode
KR100268724B1 (ko) * 1997-08-30 2000-10-16 김순택 형광체의안료코팅방법
US6214501B1 (en) * 1997-12-31 2001-04-10 Orion Electric Co., Ltd. Method for coating phosphor particles, phosphor therethrough and dry electrophotographic screening process using them for a CRT
KR100513959B1 (ko) * 2002-11-13 2005-09-13 한국화학연구원 휘도 및 열화특성이 개선된 구형 형광체의 제조방법
DE102009044255A1 (de) * 2009-10-15 2011-04-28 Leuchtstoffwerk Breitungen Gmbh Erdalkalimetallsilikat-Leuchtstoffe und Verfahren zur Verbesserung ihrer Langzeitstabilität
PL3426750T3 (pl) 2016-03-11 2021-12-20 Illinois Tool Works, Inc. Fosforescencyjna formulacja cząstek ferromagnetycznych i sposób nieniszczącego badania za jej pomocą

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5471089A (en) * 1977-11-17 1979-06-07 Dainippon Toryo Co Ltd Fluorescent substance with pigment
GB1567596A (en) * 1977-11-18 1980-05-21 Kasei Optonix Pigment coated phosphors
JPS54102299A (en) * 1978-01-31 1979-08-11 Toshiba Corp Surface treaating method for phosphor particles
JPS575785A (en) * 1980-06-13 1982-01-12 Toshiba Corp Fluorescent material
JPS5889681A (ja) * 1981-11-20 1983-05-28 Kasei Optonix Co Ltd 耐湿性および耐水性の向上した硫化物螢光体およびその製造方法
JPS5911388A (ja) * 1982-07-09 1984-01-20 Toshiba Corp 受像管螢光膜形成用組成物及び受像管螢光膜形成方法
JPS59142500A (ja) * 1983-02-04 1984-08-15 富士写真フイルム株式会社 放射線像変換パネル
JPS63135480A (ja) * 1986-11-28 1988-06-07 Toshiba Corp 顔料付蛍光体の処理方法
JPH077115B2 (ja) * 1987-03-11 1995-01-30 コニカ株式会社 放射線画像変換パネル

Also Published As

Publication number Publication date
JPH0855585A (ja) 1996-02-27
JP2711439B2 (ja) 1998-02-10
DE68908377T2 (de) 1994-02-24
EP0375229A2 (en) 1990-06-27
JP2528720B2 (ja) 1996-08-28
JPH02283790A (ja) 1990-11-21
DD290435A5 (de) 1991-05-29
CN1045841C (zh) 1999-10-20
CN1081019A (zh) 1994-01-19
DE68908377D1 (de) 1993-09-16
CA2003752A1 (en) 1990-06-21
CA2003752C (en) 2001-01-16
KR0183966B1 (ko) 1999-03-20
KR900010862A (ko) 1990-07-09
RU2032959C1 (ru) 1995-04-10
CN1043825A (zh) 1990-07-11
PL161607B1 (pl) 1993-07-30
CN1026930C (zh) 1994-12-07
EP0375229B1 (en) 1993-08-11
EP0375229A3 (en) 1991-01-23
CS715689A3 (en) 1992-10-14

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Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20031218