GB2075042B - Chromogenic material - Google Patents

Chromogenic material

Info

Publication number
GB2075042B
GB2075042B GB8113113A GB8113113A GB2075042B GB 2075042 B GB2075042 B GB 2075042B GB 8113113 A GB8113113 A GB 8113113A GB 8113113 A GB8113113 A GB 8113113A GB 2075042 B GB2075042 B GB 2075042B
Authority
GB
United Kingdom
Prior art keywords
chromogenic material
chromogenic
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
Application number
GB8113113A
Other versions
GB2075042A (en
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.)
Yamamoto Chemicals Inc
Original Assignee
Yamamoto Chemicals Inc
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 Yamamoto Chemicals Inc filed Critical Yamamoto Chemicals Inc
Publication of GB2075042A publication Critical patent/GB2075042A/en
Application granted granted Critical
Publication of GB2075042B publication Critical patent/GB2075042B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic
    • 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
    • B41M5/26—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
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
GB8113113A 1980-04-28 1981-04-28 Chromogenic material Expired GB2075042B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5671880A JPS56151597A (en) 1980-04-28 1980-04-28 Recording material

Publications (2)

Publication Number Publication Date
GB2075042A GB2075042A (en) 1981-11-11
GB2075042B true GB2075042B (en) 1985-05-30

Family

ID=13035258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8113113A Expired GB2075042B (en) 1980-04-28 1981-04-28 Chromogenic material

Country Status (7)

Country Link
JP (1) JPS56151597A (en)
BE (1) BE888596A (en)
CH (1) CH657367A5 (en)
DE (1) DE3116815A1 (en)
FR (1) FR2481286B1 (en)
GB (1) GB2075042B (en)
IT (1) IT1211030B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4508897A (en) * 1981-12-23 1985-04-02 Ciba Geigy Corporation Preparation of chromogenic azaphthalides
US4668790A (en) * 1981-12-23 1987-05-26 Ciba-Geigy Corporation Chromogenic dihydrofuropyridinones
CH652733A5 (en) * 1983-04-07 1985-11-29 Ciba Geigy Ag METHOD FOR PRODUCING 4-AZAPHTHALIDE COMPOUNDS.
DE3469531D1 (en) * 1983-09-15 1988-04-07 Ciba Geigy Ag 5- and 6-azaphthalides, their mixture of isomers, process for their production and their use in recording materials which are sensitive to pressure and heat
JPS6085986A (en) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk Color forming recording material
JPS60224582A (en) * 1984-04-20 1985-11-08 Yamada Kagaku Kogyo Kk Color forming recording material
CH664578A5 (en) * 1985-01-15 1988-03-15 Ciba Geigy Ag RING SUBSTITUTED 4-AZAPHTHALID.
US4730057A (en) * 1985-01-17 1988-03-08 Kanzaki Paper Manufacturing Co., Ltd. Phthalide derivatives useful as colorless chromogenic material
US4660060A (en) * 1985-06-17 1987-04-21 The Hilton-Davis Chemical Co. Imaging systems containing 3-(indol-3-yl)-3-(4-substituted aminophenyl)phthalides
JPS6331789A (en) * 1986-07-28 1988-02-10 Fuji Photo Film Co Ltd Pressure-sensitive recording sheet
JP2008150527A (en) * 2006-12-19 2008-07-03 Mitsubishi Paper Mills Ltd Ink for scratch color development and sheet having invisible information printed thereon

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791793A (en) * 1971-12-06 1973-03-16 Ncr Co CHROMOGENIC COMPOUNDS
JPS49118514A (en) * 1973-03-15 1974-11-13
JPS503426A (en) * 1973-05-16 1975-01-14
JPS505116A (en) * 1973-05-16 1975-01-20
JPS5031917A (en) * 1973-07-24 1975-03-28
GB1467898A (en) * 1974-04-09 1977-03-23 Ciba Geigy Ag Heterocyclic substituted lactone compounds their manufacture and use
CA1110244A (en) * 1977-09-29 1981-10-06 Troy E. Hoover Synthesis of chromogenic indolylphenyldihydrofuropyridin-one compounds
CS226702B2 (en) * 1978-12-29 1984-04-16 Appleton Paper Inc Chromogeneous material
CS231168B2 (en) * 1978-12-29 1984-10-15 Appleton Paper Inc Recording material
DK536979A (en) * 1978-12-29 1980-06-30 Appleton Paper Inc CHROMOGENT MATERIALS AND PROCEDURES FOR PRODUCING THEREOF

Also Published As

Publication number Publication date
DE3116815C2 (en) 1990-02-08
JPS56151597A (en) 1981-11-24
CH657367A5 (en) 1986-08-29
FR2481286A1 (en) 1981-10-30
FR2481286B1 (en) 1985-07-12
IT8121413A0 (en) 1981-04-28
BE888596A (en) 1981-10-28
GB2075042A (en) 1981-11-11
IT1211030B (en) 1989-09-29
DE3116815A1 (en) 1982-02-11

Similar Documents

Publication Publication Date Title
JPS5798555A (en) Forming material
JPS57100971A (en) Construction material
JPS5727962A (en) Construction material
GB2075042B (en) Chromogenic material
JPS57103647A (en) Antithrombus material
GB2044285B (en) Chromogenic material
GB2044284B (en) Chromogenic material
GB2083512B (en) Gasket material
JPS57150842A (en) Photographic material
JPS5751741A (en) Forming material
JPS56139336A (en) Building facing material
JPS56160362A (en) Foam-solidifying material
JPS57100252A (en) Building material
CS234981A1 (en) Zpusob ziskavani osiva pro vyrobu kyseliny citronove
JPS576048A (en) Building material
JPS5724763A (en) Facing material
GB2090671B (en) Diazotype material
ZA801238B (en) Chromogenic material
JPS57110345A (en) Breaking material
JPS5711860A (en) Wall material
JPS5717657A (en) Antithrombus material
CS303181A1 (en) Jedno nebo dvoukomponentni diazotypicky material
JPS5711657A (en) Antithrombus material
JPS56156105A (en) Wappen material
JPS5744042A (en) Soundinsulating building material

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20010427