DE69111746T2 - Röntgenstrahlenverstärkungsschirme mit verbesserter Schärfe. - Google Patents

Röntgenstrahlenverstärkungsschirme mit verbesserter Schärfe.

Info

Publication number
DE69111746T2
DE69111746T2 DE69111746T DE69111746T DE69111746T2 DE 69111746 T2 DE69111746 T2 DE 69111746T2 DE 69111746 T DE69111746 T DE 69111746T DE 69111746 T DE69111746 T DE 69111746T DE 69111746 T2 DE69111746 T2 DE 69111746T2
Authority
DE
Germany
Prior art keywords
intensifying screens
ray intensifying
improved sharpness
sharpness
improved
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 - Fee Related
Application number
DE69111746T
Other languages
English (en)
Other versions
DE69111746D1 (de
Inventor
Jacob Beutel
Lothar H Brixner
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69111746D1 publication Critical patent/DE69111746D1/de
Publication of DE69111746T2 publication Critical patent/DE69111746T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7701—Chalogenides
    • 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
    • G21K2004/06—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens with a phosphor layer
    • 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
    • G21K2004/12—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens with a support
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/167—X-ray
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE69111746T 1990-10-25 1991-10-23 Röntgenstrahlenverstärkungsschirme mit verbesserter Schärfe. Expired - Fee Related DE69111746T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/603,276 US5145743A (en) 1990-10-25 1990-10-25 X-ray intensifying screens with improved sharpness

Publications (2)

Publication Number Publication Date
DE69111746D1 DE69111746D1 (de) 1995-09-07
DE69111746T2 true DE69111746T2 (de) 1996-02-01

Family

ID=24414740

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111746T Expired - Fee Related DE69111746T2 (de) 1990-10-25 1991-10-23 Röntgenstrahlenverstärkungsschirme mit verbesserter Schärfe.

Country Status (6)

Country Link
US (1) US5145743A (de)
EP (1) EP0482603B1 (de)
JP (1) JP2568335B2 (de)
AU (1) AU8673791A (de)
CA (1) CA2053700A1 (de)
DE (1) DE69111746T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0592558A1 (de) * 1991-07-03 1994-04-20 E.I. Du Pont De Nemours And Company Aus einem schirm und einem fotoempfindlichen film bestehendes element mit verbesserten eigenschaften
US5643674A (en) * 1992-12-18 1997-07-01 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5382452A (en) * 1992-12-18 1995-01-17 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5518808A (en) * 1992-12-18 1996-05-21 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
JPH06264054A (ja) * 1993-03-11 1994-09-20 Nichia Chem Ind Ltd 陰極線管用蛍光体の製造方法
US5641583A (en) * 1993-11-24 1997-06-24 Eastman Kodak Company Radiographic phosphor panel having both binder compatible oxosulfur stabilizer and oxosulfur pigment and method for preparing phosphor panel
JP3720578B2 (ja) * 1997-06-19 2005-11-30 富士写真フイルム株式会社 放射線増感スクリーン
DE19851348A1 (de) * 1998-11-06 2000-05-25 Philips Corp Intellectual Pty Lumineszierender Schirm mit oxidhaltiger Leuchtstoffzubereitung
JP2000266898A (ja) * 1999-03-15 2000-09-29 Fuji Photo Film Co Ltd 輝尽性蛍光体シート
JP4011794B2 (ja) * 1999-07-07 2007-11-21 富士フイルム株式会社 放射線像変換パネルの製造方法
TWI249861B (en) * 2005-01-12 2006-02-21 Lighthouse Technology Co Ltd Wavelength converting substance and light emitting device and encapsulating material comprising the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3862450A (en) * 1967-02-23 1975-01-21 Tektronix Inc Bistable storage tube having storage dielectric of phosphor particles coated with secondary emissive material
US4069441A (en) * 1974-05-06 1978-01-17 U.S. Philips Corporation Electric gas discharge lamp having two superposed luminescent layers
US4021588A (en) * 1976-01-23 1977-05-03 Rca Corporation Method for preparing filter-coated phosphor particles
US4049845A (en) * 1976-03-08 1977-09-20 Rca Corporation Method for preparing filter-coated phosphor particles
US4374905A (en) * 1976-12-13 1983-02-22 General Electric Company X-Ray intensifying screen
JPS582640B2 (ja) * 1977-01-17 1983-01-18 化成オプトニクス株式会社 放射線増感紙
US4225653A (en) * 1979-03-26 1980-09-30 E. I. Du Pont De Nemours And Company X-ray intensifying screen based on rare earth tantalate
JPS55146447A (en) * 1979-05-01 1980-11-14 Fuji Photo Film Co Ltd Radiation image converting panel
JPS598782A (ja) * 1982-07-08 1984-01-18 Fuji Photo Film Co Ltd 放射線増感スクリ−ン
US4883970A (en) * 1986-08-15 1989-11-28 E. I. Du Pont De Nemours And Company X-ray intensifying screens containing activated rare earth borates
KR920002648B1 (ko) * 1989-04-03 1992-03-31 삼성전관 주식회사 안료 부착 형광체

Also Published As

Publication number Publication date
AU8673791A (en) 1992-04-30
EP0482603A3 (en) 1992-07-29
JP2568335B2 (ja) 1997-01-08
US5145743A (en) 1992-09-08
CA2053700A1 (en) 1992-04-26
DE69111746D1 (de) 1995-09-07
EP0482603A2 (de) 1992-04-29
JPH04301631A (ja) 1992-10-26
EP0482603B1 (de) 1995-08-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee