EP0256773A3 - Thermal imaging materials - Google Patents

Thermal imaging materials Download PDF

Info

Publication number
EP0256773A3
EP0256773A3 EP87306938A EP87306938A EP0256773A3 EP 0256773 A3 EP0256773 A3 EP 0256773A3 EP 87306938 A EP87306938 A EP 87306938A EP 87306938 A EP87306938 A EP 87306938A EP 0256773 A3 EP0256773 A3 EP 0256773A3
Authority
EP
European Patent Office
Prior art keywords
thermal imaging
imaging materials
materials
thermal
imaging
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
EP87306938A
Other versions
EP0256773A2 (en
EP0256773B1 (en
Inventor
David R. C/O Minnesota Mining And Whitcomb
Jon A. C/O Minnesota Mining And 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
Publication of EP0256773A2 publication Critical patent/EP0256773A2/en
Publication of EP0256773A3 publication Critical patent/EP0256773A3/en
Application granted granted Critical
Publication of EP0256773B1 publication Critical patent/EP0256773B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
EP87306938A 1986-08-14 1987-08-05 Thermal imaging materials Expired - Lifetime EP0256773B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89676586A 1986-08-14 1986-08-14
US896765 1986-08-14

Publications (3)

Publication Number Publication Date
EP0256773A2 EP0256773A2 (en) 1988-02-24
EP0256773A3 true EP0256773A3 (en) 1989-04-12
EP0256773B1 EP0256773B1 (en) 1992-03-04

Family

ID=25406786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87306938A Expired - Lifetime EP0256773B1 (en) 1986-08-14 1987-08-05 Thermal imaging materials

Country Status (6)

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

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 (en) * 2012-03-01 2013-09-04 Mondi AG Thermally writeable compound and thermally writeable recording material
KR20180055978A (en) 2016-11-16 2018-05-28 현대자동차주식회사 Variable aerodynamic system for vehicle

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511944A1 (en) * 1981-08-31 1983-03-04 Kanzaki Paper Mfg Co Ltd REPRODUCTIVE MATERIALS
FR2532461A1 (en) * 1982-08-25 1984-03-02 Kanzaki Paper Mfg Co Ltd RECORDING MATERIALS
EP0256774A2 (en) * 1986-08-14 1988-02-24 Minnesota Mining And Manufacturing Company Colorless ferric alkylphosphates

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631084A (en) * 1983-01-17 1986-12-23 Minnesota Mining And Manufacturing Company Heat-sensitive composition and imaging sheet incorporating same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511944A1 (en) * 1981-08-31 1983-03-04 Kanzaki Paper Mfg Co Ltd REPRODUCTIVE MATERIALS
FR2532461A1 (en) * 1982-08-25 1984-03-02 Kanzaki Paper Mfg Co Ltd RECORDING MATERIALS
EP0256774A2 (en) * 1986-08-14 1988-02-24 Minnesota Mining And Manufacturing Company Colorless ferric alkylphosphates

Also Published As

Publication number Publication date
DE3777010D1 (en) 1992-04-09
EP0256773A2 (en) 1988-02-24
JPS6351178A (en) 1988-03-04
KR950008181B1 (en) 1995-07-26
KR880002671A (en) 1988-05-10
AU593672B2 (en) 1990-02-15
AU7635787A (en) 1988-02-18
CA1264943A (en) 1990-01-30
EP0256773B1 (en) 1992-03-04

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