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Heat-mode recording material

Assignee: Fujifilm Holdings Corp
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Filing: 1981-10-06
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Granted: 1983-06-14
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Expires: 2001-10-06
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Abstract

Abstract A heat-mode recording material is disclosed. The material comprises a base which is overlaid with a recording layer made of a metal, semimetal or semiconductor containing at least hydrogen.

Inventors

  • 👤 Masatoshi Tabei
  • 👤 Minoru Wada
  • 👤 Yonosuke Takahashi
  • 👤 Satoshi Yoshida

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 15:03
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/24; G11B7/241; G11B7/252; G11B7/257; G11B7/2572; G03; G03C; G03C1/00; G03C1/705; G11B7/242; G11B7/243; G11B2007/24302; G11B2007/24304; G11B2007/24306; G11B2007/24308; G11B2007/2431; G11B2007/24312; G11B7/253; G11B7/2533; G11B7/2535; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10S430/00; Y10S430/146; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24917

Claims Analysis

Total Claims: 25
Claim 1
Independent Claim 127 words
A heat-mode recording material for recording information by imagewise exposure to high intensity radiation, which comprises a base support having thereon a recording layer capable of thermal deformation at the irradiated areas to cause a difference in optical density between the irradiated areas and the non-irradiated areas, said recording layer being a hydrogen-containing layer comprised of one or more elemental metals selected from the group consisting of Mg, Sc, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Co, Ni, Ru, Rh, Pd, Ir, Pt, Cu, Ag, Au, Zn, Cd, Al, Ga, In, Si, Ge, Tl, Pb, Po, Sn, As, Sb, Bi, Se and Te, wherein the hydrogen is introduced in the elemental metal layer to increase heat-sensitivity of the elemental metal layer.
Claim 2
Dependent Claim 127 words
A heat-mode recording material for recording information by imagewise exposure to high intensity radiation, which comprises a base support having thereon a recording layer capable of thermal deformation at the irradiated areas to cause a difference in optical density between the irradiated areas and the non-irradiated areas, said recording layer being a hydrogen-containing layer comprised of one or more elemental metals selected from the group consisting of Mg, Sc, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Co, Ni, Ru, Rh, Pd, Ir, Pt, Cu, Ag, Au, Zn, Cd, Al, Ga, In, Si, Ge, Tl, Pb, Po, Sn, As, Sb, Bi, Se and Te, wherein the hydrogen is introduced in the elemental metal layer to increase heat-sensitivity of the elemental metal layer.
Claim 3
Dependent Claim 30 words
A heat-mode recording material as claimed in claim 1, wherein said elemental metal is selected from the group consisting of Zn, In, Sn, Ge, Ni, Fe, Al, Mg, and Ga.
Claim 4
Dependent Claim 24 words
A heat-mode recording material as claimed in claim 1, further comprising a layer having a self-oxidizing binding effect formed adjacent to the recording layer.
Claim 5
Dependent Claim 24 words
A heat-mode recording material as claimed in claim 3, wherein the layer having self-oxidizing binding effect is comprised of nitrocellulose or a derivative thereof.
Claim 6
Dependent Claim 21 words
A heat-mode recording material as claimed in claim 1, further comprising a layer containing an oxidizing agent adjacent the recording layer.
Claim 7
Dependent Claim 26 words
A heat-mode recording material as claimed in claim 1, further comprising a thermally and electrically insulating layer formed between the base support and the recording layer.
Claim 8
Dependent Claim 23 words
A heat-mode recording material as claimed in claim 1, wherein said hydrogen is contained in an amount of 0.01 atomic % or more.
Claim 9
Dependent Claim 23 words
A heat-mode recording material as claimed in claim 7, wherein said hydrogen is contained in an amount of 1.0 atomic % or more.
Claim 10
Dependent Claim 24 words
A heat-mode recording material as claimed in claim 1, wherein said hydrogen is incorporated into said recording layer as said recording layer is formed.
Claim 11
Dependent Claim 24 words
A heat-mode recording material as claimed in claim 1, wherein said hydrogen is incorporated into said recording layer after said recording layer is formed.
Claim 12
Dependent Claim 19 words
A heat-mode recording layer as claimed in claim 1, wherein said recording layer is free of an organic binder.
Claim 13
Dependent Claim 130 words
A process of recording information on a heat-mode recording material comprising a base support having thereon a recording layer which is a hydrogen-containing layer of one or more elemental metals selected from the group consisting of Mg, Sc, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Co, Ni, Ru, Rh, Pd, Ir, Pt, Cu, Ag, Au, Zn, Cd, Al, Ga, In, Si, Ge, Tl, Pb, Po, Sn, As, Sb, Bi, Se and Te, wherein the hydrogen is introduced in the elemental metal layer to increase heat-sensitivity of the elemental metal layer, which process comprises imagewise exposing said recording material to high intensity radiation to thermally deform the recording layer, whereby a difference in optical density is produced between the irradiated areas and the nonirradiated areas.
Claim 14
Dependent Claim 130 words
A process of recording information on a heat-mode recording material comprising a base support having thereon a recording layer which is a hydrogen-containing layer of one or more elemental metals selected from the group consisting of Mg, Sc, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Co, Ni, Ru, Rh, Pd, Ir, Pt, Cu, Ag, Au, Zn, Cd, Al, Ga, In, Si, Ge, Tl, Pb, Po, Sn, As, Sb, Bi, Se and Te, wherein the hydrogen is introduced in the elemental metal layer to increase heat-sensitivity of the elemental metal layer, which process comprises imagewise exposing said recording material to high intensity radiation to thermally deform the recording layer, whereby a difference in optical density is produced between the irradiated areas and the nonirradiated areas.
Claim 15
Dependent Claim 29 words
A heat-mode process as claimed in claim 12 wherein said elemental metal is selected from the group consisting of Zn, In, Sn, Ge, Ni, Fe, Al, Mg and Ga.
Claim 16
Dependent Claim 26 words
A process as claimed in claim 12 wherein said recording material further comprises a layer having a self-oxidizing binding effect formed adjacent to the recording layer.
Claim 17
Dependent Claim 23 words
A process as claimed in claim 14, wherein the layer having a self-oxidizing binding effect is comprised of nitrocellulose or a derivative thereof.
Claim 18
Dependent Claim 23 words
A process as claimed in claim 12, wherein the recording material further comprises a layer containing an oxidizing agent adjacent the recording layer.
Claim 19
Dependent Claim 28 words
A process as claimed in claim 12, wherein the recording material further comprises a thermally and electrically insulating layer formed between the base support and the recording layer.
Claim 20
Dependent Claim 21 words
A process as claimed in claim 12, wherein said hydrogen is contained in an amount of 0.01 atomic % or more.
Claim 21
Dependent Claim 21 words
A process as claimed in claim 18, wherein said hydrogen is contained in an amount of 1.0 atomic % or more.
Claim 22
Dependent Claim 20 words
A process as claimed in claim 12, wherein the recording layer has a thickness of about 0.03 to 0.3 μm.
Claim 23
Dependent Claim 22 words
A process as claimed in claim 12, wherein said hydrogen is incorporated into said recording layer as said recording layer is formed.
Claim 24
Dependent Claim 18 words
A process as claimed in claim 12, wherein said hydrogen is incorporated after said recording layer is formed.
Claim 25
Dependent Claim 17 words
A process as claimed in claim 12, wherein said recording layer is free of an organic binder.

References Cited (Backward Citations)

US3533786A Cited
US3560994A Cited
US4024546A Cited
US3898672A Cited
US3955013A Cited
US4188214A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-06-13 1986-12-13 1987-06-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-06-13 1990-12-13 1991-06-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-06-13 1994-12-13 1995-06-14 $7700.00 Window Closed / Lapsed

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