AT305318B - Pressure sensitive recording material - Google Patents

Pressure sensitive recording material

Info

Publication number
AT305318B
AT305318B AT389271A AT389271A AT305318B AT 305318 B AT305318 B AT 305318B AT 389271 A AT389271 A AT 389271A AT 389271 A AT389271 A AT 389271A AT 305318 B AT305318 B AT 305318B
Authority
AT
Austria
Prior art keywords
recording material
pressure sensitive
sensitive recording
pressure
sensitive
Prior art date
Application number
AT389271A
Other languages
German (de)
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
Application granted granted Critical
Publication of AT305318B publication Critical patent/AT305318B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/50—Sympathetic, colour changing or similar inks
    • 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
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
AT389271A 1971-02-01 1971-05-05 Pressure sensitive recording material AT305318B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11166771A 1971-02-01 1971-02-01

Publications (1)

Publication Number Publication Date
AT305318B true AT305318B (en) 1973-02-26

Family

ID=22339801

Family Applications (1)

Application Number Title Priority Date Filing Date
AT389271A AT305318B (en) 1971-02-01 1971-05-05 Pressure sensitive recording material

Country Status (11)

Country Link
JP (3) JPS5739237B1 (en)
AT (1) AT305318B (en)
BE (1) BE766838A (en)
CA (1) CA933705A (en)
CH (1) CH579463A5 (en)
DE (1) DE2122301C3 (en)
FR (1) FR2091140A5 (en)
GB (1) GB1303942A (en)
NL (1) NL164594C (en)
SE (1) SE382019B (en)
ZA (1) ZA712668B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1469481A (en) * 1974-02-01 1977-04-06 Ciba Geigy Ag Pressure-sensitive copying material
US4639271A (en) * 1985-04-24 1987-01-27 Moore Business Forms, Inc. Chromogenic mixtures
JPH0159967U (en) * 1987-10-07 1989-04-14
JP6946938B2 (en) 2017-10-31 2021-10-13 セイコーエプソン株式会社 Image reader

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509174A (en) * 1967-01-30 1970-04-28 Ncr Co 3-(indol-3-yl)-phthalides

Also Published As

Publication number Publication date
BE766838A (en) 1971-10-01
JPS5739237B1 (en) 1982-08-20
JPS57201690A (en) 1982-12-10
NL7106236A (en) 1972-08-03
DE2122301C3 (en) 1974-04-25
SE382019B (en) 1976-01-12
CA933705A (en) 1973-09-18
JPS609066B2 (en) 1985-03-07
JPS6257518B2 (en) 1987-12-01
JPS55112279A (en) 1980-08-29
ZA712668B (en) 1972-01-26
DE2122301B2 (en) 1973-09-06
NL164594C (en) 1981-01-15
CH579463A5 (en) 1976-09-15
NL164594B (en) 1980-08-15
GB1303942A (en) 1973-01-24
FR2091140A5 (en) 1972-01-14
DE2122301A1 (en) 1972-08-24

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee