CA1264943A - Materiaux d'imagerie thermique - Google Patents

Materiaux d'imagerie thermique

Info

Publication number
CA1264943A
CA1264943A CA000543360A CA543360A CA1264943A CA 1264943 A CA1264943 A CA 1264943A CA 000543360 A CA000543360 A CA 000543360A CA 543360 A CA543360 A CA 543360A CA 1264943 A CA1264943 A CA 1264943A
Authority
CA
Canada
Prior art keywords
colorless
ferric
catechol
chosen
thermographic
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
CA000543360A
Other languages
English (en)
Inventor
David R. Whitcomb
Jon A. Bjork
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA1264943A publication Critical patent/CA1264943A/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/333—Colour developing components therefor, e.g. acidic compounds
    • B41M5/3333—Non-macromolecular compounds
    • B41M5/3335—Compounds containing phenolic or carboxylic acid groups or metal salts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/32—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers one component being a heavy metal compound, e.g. lead or iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/337—Additives; Binders
    • B41M5/3377—Inorganic compounds, e.g. metal salts of organic acids

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Fireproofing Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paints Or Removers (AREA)
CA000543360A 1986-08-14 1987-07-30 Materiaux d'imagerie thermique Expired - Fee Related CA1264943A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89676586A 1986-08-14 1986-08-14
US896,765 1986-08-14

Publications (1)

Publication Number Publication Date
CA1264943A true CA1264943A (fr) 1990-01-30

Family

ID=25406786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000543360A Expired - Fee Related CA1264943A (fr) 1986-08-14 1987-07-30 Materiaux d'imagerie thermique

Country Status (6)

Country Link
EP (1) EP0256773B1 (fr)
JP (1) JPS6351178A (fr)
KR (1) KR950008181B1 (fr)
AU (1) AU593672B2 (fr)
CA (1) CA1264943A (fr)
DE (1) DE3777010D1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4985392A (en) * 1989-04-21 1991-01-15 Minnesota Mining And Manufacturing Company Colored thermographic media
EP2634006A1 (fr) * 2012-03-01 2013-09-04 Mondi AG Composition inscriptible de manière thermique et matériel d'enregistrement inscriptible de manière thermique
KR20180055978A (ko) 2016-11-16 2018-05-28 현대자동차주식회사 차량의 가변공력 시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5838191A (ja) * 1981-08-31 1983-03-05 Kanzaki Paper Mfg Co Ltd 記録材料
US4602264A (en) * 1982-08-25 1986-07-22 Kanzaki Paper Manufacturing Co., Ltd. Recording materials
US4631084A (en) * 1983-01-17 1986-12-23 Minnesota Mining And Manufacturing Company Heat-sensitive composition and imaging sheet incorporating same
CA1312873C (fr) * 1986-08-14 1993-01-19 David R. Whitcomb Alkylphosphates ferriques incolores

Also Published As

Publication number Publication date
JPS6351178A (ja) 1988-03-04
AU7635787A (en) 1988-02-18
DE3777010D1 (de) 1992-04-09
EP0256773B1 (fr) 1992-03-04
EP0256773A2 (fr) 1988-02-24
KR880002671A (ko) 1988-05-10
KR950008181B1 (ko) 1995-07-26
AU593672B2 (en) 1990-02-15
EP0256773A3 (en) 1989-04-12

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Legal Events

Date Code Title Description
MKLA Lapsed