DE1942974A1 - Method for applying a well-adhering, poorly reflecting, conductive layer on an insulating surface and electrical discharge tubes with a layer applied by this method - Google Patents

Method for applying a well-adhering, poorly reflecting, conductive layer on an insulating surface and electrical discharge tubes with a layer applied by this method

Info

Publication number
DE1942974A1
DE1942974A1 DE19691942974 DE1942974A DE1942974A1 DE 1942974 A1 DE1942974 A1 DE 1942974A1 DE 19691942974 DE19691942974 DE 19691942974 DE 1942974 A DE1942974 A DE 1942974A DE 1942974 A1 DE1942974 A1 DE 1942974A1
Authority
DE
Germany
Prior art keywords
layer
conductive layer
well
insulating surface
adhering
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.)
Granted
Application number
DE19691942974
Other languages
German (de)
Other versions
DE1942974C3 (en
DE1942974B2 (en
Inventor
Johannes Van Esdonk
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE1942974A1 publication Critical patent/DE1942974A1/en
Publication of DE1942974B2 publication Critical patent/DE1942974B2/en
Application granted granted Critical
Publication of DE1942974C3 publication Critical patent/DE1942974C3/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/58—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/58—After-treatment
    • C23C14/5806—Thermal treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/58—After-treatment
    • C23C14/5846—Reactive treatment
    • C23C14/5853—Oxidation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • 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
    • H01J29/28—Luminescent screens with protective, conductive or reflective layers
    • 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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/28—Manufacture of leading-in conductors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)

Description

PHN. 3'«71 Dr.-ϊηϊ. Himi-Dirtndi ft«« dJo/Sp. PHN. 3 '«71 Dr.-ϊηϊ. Himi-Dirtndi ft «« dJo / Sp.

!'«tent»«·'·'1 ! '«Tent» «·' · ' 1

. N. V. Philips' GloD;fe.-r>pcrfabrieken 1QA7Q7A. NV Philips' GloD ; fe.-r> pcrfabrieken 1QA7Q7A

am. No. PHi- 3473 ι a «♦«/«·on. No. PHi- 3473 ι a «♦« / «·

"Verfahren zu« Anbringen einer gut haftenden, schlecht reflektierenden, leitenden Schicht auf einir isolierendem Oberfläche und elektrische Entladungsrohre mit einer durch dieses Verfahren angebrachten Schicht". .... ,"Method of« attaching a well-adhering, poorly reflective, conductive layer on an insulating Surface and electrical discharge tubes with a through this method attached layer ". ....,

Die Erfindung betrifft ein Verfahren zum Anbringen einer gut haftenden, schlecht reflektierenden, leitenden Schicht luf einer isolierenden Oberfläche, insbesondere der Innenwand einer elektrischen Entladungsröhre. .The invention relates to a method of attachment a well-adhering, poorly reflective, conductive layer over an insulating surface, in particular the Inner wall of an electric discharge tube. .

Weiterhin bezieht sich die Erfindung auf eine elektrische Entladungsröhre· insbesondere eine Bildverstärkerröhre oder eine Elektronenstrahlröhre mit einer durch dieses Verfahren angebrachten, leitenden, schlecht reflektie-The invention also relates to an electrical discharge tube, in particular an image intensifier tube or a cathode ray tube with a conductive, poorly reflective tube attached by this method.

009812/1659 bad original009812/1659 bad original

PHN-. 3*73PHN-. 3 * 73

renden Schicht auf einem Teil der Innenfläche des RBhrenkolbcns. .layer on part of the inner surface of the tube piston. .

Aue der französischen Patentschrift 806,867 iat bekannt, dass nan die Reflexion einer gl Mn ζ end en Metallschicht dadurch verringern kann, dass sie alt einer schwarzen Schicht z.B. aus Nickeloxyd bedeckt wird. Das Nickeloxyd wird a}a solches z.B. in Form einer Suspension angebracht.Aue of the French patent specification 806,867 iat known that nan can reduce the reflection of a smooth metal layer by covering it with a black layer, e.g. made of nickel oxide. The nickel oxide is applied in the form of a suspension, for example.

Ea zeigt sich, dass eine solche NickeloxydschichtEa shows that such a nickel oxide layer

» schlecht haftet. Dies ist besonders nachteilig, wenn eine» badly adheres. This is particularly disadvantageous when a solche Schicht in einer elektrischen Entladungsrohr· angebracht ist, die bein Entgasen auf eine verteiltnisMlssig hohe Temperatur erhitzt wird. Die Nickeloxydschicht kann dann abblättern oder es können sich Teilchen lösen.Such a layer is placed in an electrical discharge tube, which, when degassing, is distributed over a liquid high temperature is heated. The nickel oxide layer can then peel off or particles can come off.

Es hat sich ergeben, dass eine gut haftende, glatte, leitende Schicht nit geringer Reflexion auf einer lso-1 irrenden Oberfläche angebracht werden kann, wenn erfin« c]un£flgemii»s die Oberfläche durch Aufdampfen ie Vakuius «uruHchst mit einer Chromni ekel schicht bedeckt wird, worauf nine Nicknlschicht aufgedampft wird, die durch Erhitzung 111 einer oxydierenden Atmosphere wenigsten* teilweis· ie \irkelox)il umgewandelt wird. Es ergibt sich, dass die Schicht leitern! ist, sehr gut an der isolierend·« Ober flieh· haftet · und fQr Licht einer Wellenlänge von 5000 bis 7ΟΟΩ % ein· Reflexion von weniger als io£ derjenigen einer gllazenden Al um i rii ums chi c Ji t aufweist.It has been found that a well-adhering, smooth, conductive layer with little reflection can be applied to an iso-1 erring surface if the surface is invented by vapor deposition, ie the vacuum, initially with a chrome necromancy layer is covered, whereupon nine nickel layer is evaporated, which is at least partially converted by heating an oxidizing atmosphere. It turns out that the layer conductors! is, very well adhered to the insulating surface and for light with a wavelength of 5000 to 7Ω% a reflection of less than that of a shiny aluminum around i rii ums chi c Ji t.

Solche Schichten eignen sich vorzüglich zum partirMfn Bedecken der Innenobei f ISche des Glaskolbens einerSuch layers are particularly suitable for partially covering the inner surface of the glass bulb

BAD ORIGINALBATH ORIGINAL

009812/1659009812/1659

Claims (2)

PHX. Ί'»7Λ PHX. Ί '»7 Λ ο1 oktriethen Entladungsröhre, insbesondere eine· PildverstKrkers oder einer Elektronenstrahlröhre. Die Oxydation der Nickelschicht kann durch Erhitzung in luft auf 250 bis 500°C erfolgen. Die Dicke der Ni ekel schicht kann etwa 1 /um betrafen. PATENTANSΓΠUECHF1ο1 octahedral discharge tube, especially a PildverstKrkers or a cathode ray tube. The nickel layer can be oxidized by heating it in air to 250 to 500 ° C. The thickness of the Ni disgusting layer can be about 1 / µm. PATENT APPLICATION CHF 1 M.J Vorfahren rue Anbringen ciiior gut hai'Lt-nden ,M.J ancestors rue attaching ciiior well hai'Lt-nden, glatten, leitenden Schicht geringer RefIexionsfShigkrlt auf einer isolierenden Oberfläche dadurch gpkoiinzeichnct, das· die Oberfläche durch Aufdasipfung in Vakuum zunlchst alt einer Chrosmlckelschicht bedeckt wird, auf die eine Nickel schicht aufgedampft wird, dif> durch Erhitzung; in einer oxydierenden Ataoaphlre wenigstens teilweise in Nickoloxyd umgewandelt wird.smooth, conductive layer of low reflectivity thereby gpkoiinzeichnct on an insulating surface, that · the surface by steaming on in a vacuum old is covered with a layer of chromium pebbles, on the one Nickel layer is vapor deposited, dif> by heating; in a oxidizing ataoaphler at least partially in nickel oxide is converted. 2. Verfahren nach·Anspruch 1, dadurch gekennzeichnet, das· die Mi ekel schicht bei 250 bis 5OOT in Luft erhitzt wird bi· die Reflexion für Licht einer Vellenllnge ■wischen 5OOO und 7OOO A weniger als 10$ derjenigen einer gllnsenden Aluainiuaschirht bctrSgt.2. The method according to claim 1, characterized in that the fouling layer is heated at 250 to 50 degrees in air and the reflection for light of a full length is between 500 and 700 A less than 10 that of a smooth aluminum coating. 3· elektrische Entlndünesröhro deren Innenseite3 · electric discharge tube on the inside dos Kolben· teilweise Slit einer schlecht reflektierenden, leitenden Schicht bedockt ist, die durch das Verfahren nach Anspruch 1 oder S erhalten ist.dos · piston partially slit is bedockt a poorly reflective conductive layer that is obtained by the method according to claim 1 or S. 009812/1659009812/1659 BAD ORIGINALBATH ORIGINAL
DE19691942974 1968-09-12 1969-08-23 Method for applying a well-adhering, smooth, poorly reflective, conductive layer to an insulating surface Expired DE1942974C3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6813017 1968-09-12
NL6813017A NL6813017A (en) 1968-09-12 1968-09-12

Publications (3)

Publication Number Publication Date
DE1942974A1 true DE1942974A1 (en) 1970-03-19
DE1942974B2 DE1942974B2 (en) 1976-09-16
DE1942974C3 DE1942974C3 (en) 1977-05-12

Family

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Also Published As

Publication number Publication date
GB1223200A (en) 1971-02-24
AT291361B (en) 1971-07-12
BE738664A (en) 1970-03-10
SE362315B (en) 1973-12-03
ES371375A1 (en) 1972-03-01
FR2017900A1 (en) 1970-05-22
NL6813017A (en) 1970-03-16
DE1942974B2 (en) 1976-09-16
CH505460A (en) 1971-03-31

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee