CH407185A - Feuille de copie thermocolorable - Google Patents

Feuille de copie thermocolorable

Info

Publication number
CH407185A
CH407185A CH959062A CH959062A CH407185A CH 407185 A CH407185 A CH 407185A CH 959062 A CH959062 A CH 959062A CH 959062 A CH959062 A CH 959062A CH 407185 A CH407185 A CH 407185A
Authority
CH
Switzerland
Prior art keywords
thermocolorable
copy sheet
copy
sheet
thermocolorable copy
Prior art date
Application number
CH959062A
Other languages
English (en)
French (fr)
Original Assignee
Ncr 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 Ncr Co filed Critical Ncr Co
Publication of CH407185A publication Critical patent/CH407185A/fr

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
    • B41M5/28—Thermography ; 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
    • B41M5/282—Thermography ; 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
    • B41M5/284—Organic thermochromic compounds
    • 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
    • B41M5/323—Organic colour formers, e.g. leuco dyes

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)
CH959062A 1961-09-18 1962-08-14 Feuille de copie thermocolorable CH407185A (fr)

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
CH407185A true CH407185A (fr) 1966-02-15

Family

ID=22483582

Family Applications (1)

Application Number Title Priority Date Filing Date
CH959062A CH407185A (fr) 1961-09-18 1962-08-14 Feuille de copie thermocolorable

Country Status (7)

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

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 (instruction) * 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 (instruction) * 1960-02-26
NL268635A (instruction) * 1960-08-26 1900-01-01

Also Published As

Publication number Publication date
NL127674C (instruction)
DE1183918B (de) 1964-12-23
SE314301B (instruction) 1969-09-01
US3242122A (en) 1966-03-22
GB951507A (en) 1964-03-04
BE622029A (instruction)
NL283351A (instruction)

Similar Documents

Publication Publication Date Title
BE794492Q (fr) Feulle de masquage
SE218997C1 (sv) Arkmatningsapparat
CH406257A (fr) Feuille de reproduction colorable thermiquement
NL140628B (nl) Kopieerinrichting.
AT243080B (de) Thermographisches Kopierblatt
FR1311084A (fr) Matériau de copie photo-sensible
FR1414090A (fr) Feuille composite formant stencil
CH407185A (fr) Feuille de copie thermocolorable
CH431277A (de) Strahlungsempfindliches flächenförmiges Material
NL142489B (nl) Papierverbrandingsinrichting.
CH429788A (de) Ubertragungsblatt
FR1403582A (fr) Feuille de copie thermosensible
FR1323237A (fr) Tôle gaufrée
CH416327A (de) Kopiermaterial
CH406743A (fr) Tôle ondulée
CH433990A (de) Photoleitfähiges Kopierblatt
FR1318519A (fr) Feuille copiante
FR1411286A (fr) Feuille de copie
AT247145B (de) Reflektographische Kopiereinrichtung
FR84895E (fr) Feuille copiante
AT244601B (de) Mehrschichtiges film- oder blattförmiges Material
AT253279B (de) Heuzettel- und -wendemaschine
DK104873C (da) Termografisk kopieringsark.
FR1333448A (fr) Feuille de copie pour enregistrement
FR1383197A (fr) Feuille de copie thermo-sensible