BE812406A - Compose de lactone d'acide pyridine-carboxylique et papier de copie sensible a la pression en contenant - Google Patents

Compose de lactone d'acide pyridine-carboxylique et papier de copie sensible a la pression en contenant

Info

Publication number
BE812406A
BE812406A BE142096A BE142096A BE812406A BE 812406 A BE812406 A BE 812406A BE 142096 A BE142096 A BE 142096A BE 142096 A BE142096 A BE 142096A BE 812406 A BE812406 A BE 812406A
Authority
BE
Belgium
Prior art keywords
carboxylic acid
pressure sensitive
paper container
copy paper
lactone compound
Prior art date
Application number
BE142096A
Other languages
English (en)
French (fr)
Inventor
M Ozutsumi
Y Miyazawa
K Motohashi
T Watanabe
S Ishige
K Saeki
A Watanabe
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 filed Critical
Publication of BE812406A publication Critical patent/BE812406A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Color Printing (AREA)
BE142096A 1973-03-15 1974-03-15 Compose de lactone d'acide pyridine-carboxylique et papier de copie sensible a la pression en contenant BE812406A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48029468A JPS49118514A (xx) 1973-03-15 1973-03-15

Publications (1)

Publication Number Publication Date
BE812406A true BE812406A (fr) 1974-07-01

Family

ID=12276921

Family Applications (1)

Application Number Title Priority Date Filing Date
BE142096A BE812406A (fr) 1973-03-15 1974-03-15 Compose de lactone d'acide pyridine-carboxylique et papier de copie sensible a la pression en contenant

Country Status (5)

Country Link
US (1) US3916070A (xx)
JP (1) JPS49118514A (xx)
BE (1) BE812406A (xx)
DE (1) DE2412640C3 (xx)
GB (1) GB1425547A (xx)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211872A (en) * 1978-12-11 1980-07-08 Hung William M Substituted furopyridinones and furopyrazinones
US4243250A (en) * 1979-06-14 1981-01-06 Sterling Drug Inc. Carbonless duplicating systems
US4337340A (en) 1979-06-14 1982-06-29 Sterling Drug Inc. Processes for preparing substituted furopyridinones and furopyrazinones

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046941A (en) * 1972-09-27 1977-09-06 Sanko Chemical Company Ltd. Support sheet with sensitized coating of organic acid substance and organic high molecular compound particulate mixture
JPS585210B2 (ja) * 1973-07-24 1983-01-29 保土谷化学工業株式会社 シキソ ノ セイソクウホウホウ
AT340954B (de) * 1975-06-06 1978-01-10 Koreska Ges Mbh W Ubertragungsmaterial
US4242513A (en) * 1979-03-05 1980-12-30 Appleton Papers Inc. Lactone compounds containing a heterocyclic radical
US4232887A (en) * 1979-03-05 1980-11-11 Appleton Papers Inc. Lactone compounds containing an indolizine radical
EP0036117B1 (de) * 1980-03-14 1986-02-05 Spezial-Papiermaschinenfabrik August Alfred Krupp GmbH & Co Druckempfindliches Aufzeichnungsmaterial
JPS56151597A (en) * 1980-04-28 1981-11-24 Yamamoto Kagaku Gosei Kk Recording material
JPS5798391A (en) * 1980-12-12 1982-06-18 Mitsui Toatsu Chem Inc Microcapsule liquid containing coloring matter for recording material
CH652733A5 (de) * 1983-04-07 1985-11-29 Ciba Geigy Ag Verfahren zur herstellung von 4-azaphthalidverbindungen.
US4668790A (en) * 1981-12-23 1987-05-26 Ciba-Geigy Corporation Chromogenic dihydrofuropyridinones
US4508897A (en) * 1981-12-23 1985-04-02 Ciba Geigy Corporation Preparation of chromogenic azaphthalides
CH653353A5 (de) * 1983-05-09 1985-12-31 Ciba Geigy Ag Chromogene 3,3-bisindolyl-4-azaphthalide.
CH664578A5 (de) * 1985-01-15 1988-03-15 Ciba Geigy Ag Ringsubstituierte 4-azaphthalide.
EP0266310B1 (de) * 1986-10-28 2001-12-05 Ciba SC Holding AG Chromogene Phthalide
US20050165131A1 (en) * 2003-10-06 2005-07-28 Terry Stovold Invisible ink
WO2005037905A1 (en) * 2003-10-06 2005-04-28 Nocopi Technologies, Inc. Invisible ink
US8053494B2 (en) * 2003-10-06 2011-11-08 Nocopi Technologies, Inc. Invisible ink and scratch pad

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594369A (en) * 1969-01-21 1971-07-20 Ncr Co 3,5(6)-disubstituted-3-(para-diloweralkyl-aminophenyl) phthalides
IE35853B1 (en) * 1970-05-15 1976-06-09 Hodogaya Chemical Co Ltd Novel phthalide compounds and their use as colour formers in pressure sensitive recording
BE791793A (fr) * 1971-12-06 1973-03-16 Ncr Co Composes chromogenes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211872A (en) * 1978-12-11 1980-07-08 Hung William M Substituted furopyridinones and furopyrazinones
US4243250A (en) * 1979-06-14 1981-01-06 Sterling Drug Inc. Carbonless duplicating systems
US4337340A (en) 1979-06-14 1982-06-29 Sterling Drug Inc. Processes for preparing substituted furopyridinones and furopyrazinones

Also Published As

Publication number Publication date
GB1425547A (en) 1976-02-18
JPS49118514A (xx) 1974-11-13
DE2412640B2 (de) 1978-04-06
US3916070A (en) 1975-10-28
DE2412640A1 (de) 1974-09-26
DE2412640C3 (de) 1978-11-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FUJI PHOTO FILM CO. LTD

Effective date: 19850315

Owner name: HODOGYA CHEMICAL CO. LTD

Effective date: 19850315