IE36853B1 - Pressure-sensitive phthalide compound copying sheet - Google Patents

Pressure-sensitive phthalide compound copying sheet

Info

Publication number
IE36853B1
IE36853B1 IE1553/71A IE155371A IE36853B1 IE 36853 B1 IE36853 B1 IE 36853B1 IE 1553/71 A IE1553/71 A IE 1553/71A IE 155371 A IE155371 A IE 155371A IE 36853 B1 IE36853 B1 IE 36853B1
Authority
IE
Ireland
Prior art keywords
sensitive
pressure
copying sheet
phthalide compound
compound copying
Prior art date
Application number
IE1553/71A
Other languages
English (en)
Other versions
IE36853L (en
Original Assignee
Hodogaya Chemical Co Ltd
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 Hodogaya Chemical Co Ltd filed Critical Hodogaya Chemical Co Ltd
Publication of IE36853L publication Critical patent/IE36853L/xx
Publication of IE36853B1 publication Critical patent/IE36853B1/xx

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
    • B41M5/124—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Indole Compounds (AREA)
IE1553/71A 1970-12-28 1971-12-08 Pressure-sensitive phthalide compound copying sheet IE36853B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45119950A JPS4916726B1 (enrdf_load_stackoverflow) 1970-12-28 1970-12-28

Publications (2)

Publication Number Publication Date
IE36853L IE36853L (en) 1972-06-28
IE36853B1 true IE36853B1 (en) 1977-03-16

Family

ID=14774184

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1553/71A IE36853B1 (en) 1970-12-28 1971-12-08 Pressure-sensitive phthalide compound copying sheet

Country Status (6)

Country Link
US (1) US3829322A (enrdf_load_stackoverflow)
JP (1) JPS4916726B1 (enrdf_load_stackoverflow)
DE (1) DE2163658C3 (enrdf_load_stackoverflow)
ES (1) ES398650A1 (enrdf_load_stackoverflow)
GB (1) GB1347330A (enrdf_load_stackoverflow)
IE (1) IE36853B1 (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001277A (en) * 1971-11-26 1977-01-04 Polaroid Corporation 3,3-disubstituted phthalides and naphthalides
GB1460751A (en) * 1973-05-21 1977-01-06 Ciba Geigy Ag 3-indolyl-3-phenyl-phthalide compounds their manufacture and their use
GB1464251A (en) * 1973-05-21 1977-02-09 Ciba Geigy Ag Thermo-reactive colour recording material
GB1460151A (en) * 1973-05-21 1976-12-31 Ciba Geigy Nitrophthalides their mahufacture and their use in recording systems-
US4186134A (en) * 1973-05-21 1980-01-29 Ciba-Geigy Corporation 3-Indolyl-3-phenyl-phthalides
GB1467898A (en) * 1974-04-09 1977-03-23 Ciba Geigy Ag Heterocyclic substituted lactone compounds their manufacture and use
JPS525746A (en) * 1975-07-03 1977-01-17 Kanzaki Paper Mfg Co Ltd Novel process for preparation of triarymethane derivatives
CH594511A5 (enrdf_load_stackoverflow) * 1976-01-16 1978-01-13 Ciba Geigy Ag
US4255577A (en) * 1976-12-29 1981-03-10 Sterling Drug Inc. Process and intermediates for preparing 3-[4-(disubstituted-amino)phenyl] or
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
US4351768A (en) * 1977-03-01 1982-09-28 Sterling Drug Inc. 2-[(3-Indolyl)carbonyl]-4/5-carboxybenzoic acids
US4595768A (en) * 1977-05-04 1986-06-17 The Hilton-Davis Chemical Co. 3-(substituted phenyl)phthalides
US4732991A (en) * 1977-05-04 1988-03-22 Hilton Davis Chemical Co. Substituted phthalides
GB2022575B (en) * 1978-05-18 1982-10-27 Ciba Geigy Ag Mixed aromatic anhydrides their manufacture and use
CH652733A5 (de) * 1983-04-07 1985-11-29 Ciba Geigy Ag Verfahren zur herstellung von 4-azaphthalidverbindungen.
JPS6085986A (ja) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk 発色性記録材料
ES2060810T3 (es) * 1988-08-17 1994-12-01 Ciba Geigy Ag Ftalidas cromogenas.
CN112321572A (zh) * 2020-12-02 2021-02-05 河南省科学院高新技术研究中心 一种用作蓝色压敏染料的化合物及其制备方法和应用

Also Published As

Publication number Publication date
DE2163658C3 (de) 1980-03-06
IE36853L (en) 1972-06-28
US3829322A (en) 1974-08-13
DE2163658A1 (de) 1972-07-13
GB1347330A (en) 1974-02-27
DE2163658B2 (de) 1979-07-12
JPS4916726B1 (enrdf_load_stackoverflow) 1974-04-24
ES398650A1 (es) 1974-08-16

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