NL283351A - - Google Patents

Info

Publication number
NL283351A
NL283351A NL283351DA NL283351A NL 283351 A NL283351 A NL 283351A NL 283351D A NL283351D A NL 283351DA NL 283351 A NL283351 A NL 283351A
Authority
NL
Netherlands
Application number
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.)
Publication of NL283351A publication Critical patent/NL283351A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/282Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using thermochromic compounds
    • B41M5/284Organic thermochromic compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323Organic colour formers, e.g. leuco dyes
NL283351D 1961-09-18 NL283351A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US138775A US3242122A (en) 1961-09-18 1961-09-18 Thermo-colorable record copy sheet and coating composition

Publications (1)

Publication Number Publication Date
NL283351A true NL283351A (xx)

Family

ID=22483582

Family Applications (2)

Application Number Title Priority Date Filing Date
NL127674D NL127674C (xx) 1961-09-18
NL283351D NL283351A (xx) 1961-09-18

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL127674D NL127674C (xx) 1961-09-18

Country Status (7)

Country Link
US (1) US3242122A (xx)
BE (1) BE622029A (xx)
CH (1) CH407185A (xx)
DE (1) DE1183918B (xx)
GB (1) GB951507A (xx)
NL (2) NL283351A (xx)
SE (1) SE314301B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445234A (en) * 1962-10-31 1969-05-20 Du Pont Leuco dye/hexaarylbiimidazole imageforming composition
US3477850A (en) * 1965-07-08 1969-11-11 Itek Corp Light sensitive heat erasable copying system
US3421894A (en) * 1966-01-13 1969-01-14 Ncr Co Recording process utilizing 6'-nitro-1,3,3 - trimethyl-benzoindolinospiropyran dispersed in heat-meltable wax
US3422759A (en) * 1966-06-02 1969-01-21 Xerox Corp Lithographic imaging system using photochromic and thermochromic materials
US3584934A (en) * 1968-04-12 1971-06-15 Itek Corp Nonmechanical shutter
GB1273746A (en) * 1968-10-03 1972-05-10 Agfa Gevaert Unsaturated photochromic monomers and polymers prepared therefrom
JPS4948632B1 (xx) * 1968-10-30 1974-12-23
US5234798A (en) * 1991-10-04 1993-08-10 Dittler Brothers, Incorporated Thermal reactive structures

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2880110A (en) * 1954-12-02 1959-03-31 Minnesota Mining & Mfg Heat-sensitive copying-paper
IT631615A (xx) * 1960-02-26
NL268635A (xx) * 1960-08-26 1900-01-01

Also Published As

Publication number Publication date
US3242122A (en) 1966-03-22
SE314301B (xx) 1969-09-01
BE622029A (xx)
GB951507A (en) 1964-03-04
DE1183918B (de) 1964-12-23
NL127674C (xx)
CH407185A (fr) 1966-02-15

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