GB2083066B - Luminescent screens - Google Patents

Luminescent screens

Info

Publication number
GB2083066B
GB2083066B GB8134163A GB8134163A GB2083066B GB 2083066 B GB2083066 B GB 2083066B GB 8134163 A GB8134163 A GB 8134163A GB 8134163 A GB8134163 A GB 8134163A GB 2083066 B GB2083066 B GB 2083066B
Authority
GB
United Kingdom
Prior art keywords
luminescent screens
luminescent
screens
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
Application number
GB8134163A
Other versions
GB2083066A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Priority claimed from DE2748860A external-priority patent/DE2748860C2/en
Priority claimed from US06/136,144 external-priority patent/US4298650A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB2083066A publication Critical patent/GB2083066A/en
Application granted granted Critical
Publication of GB2083066B publication Critical patent/GB2083066B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0001—Post-treatment of organic pigments or dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Luminescent Compositions (AREA)
  • Materials For Medical Uses (AREA)
GB8134163A 1977-10-31 1981-03-26 Luminescent screens Expired GB2083066B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2748860A DE2748860C2 (en) 1977-10-31 1977-10-31 Process for the direct conversion of raw flavanthrone into a translucent pigment form
US06/136,144 US4298650A (en) 1980-03-31 1980-03-31 Phosphorescent screens

Publications (2)

Publication Number Publication Date
GB2083066A GB2083066A (en) 1982-03-17
GB2083066B true GB2083066B (en) 1983-09-01

Family

ID=25773006

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8134163A Expired GB2083066B (en) 1977-10-31 1981-03-26 Luminescent screens

Country Status (1)

Country Link
GB (1) GB2083066B (en)

Also Published As

Publication number Publication date
GB2083066A (en) 1982-03-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee