ES424473A1 - Mejoras en la fabricacion de papel copiador sensible a la presion conteniendo compuestos de lactona derivados de acidopiridina-carboxilico. - Google Patents

Mejoras en la fabricacion de papel copiador sensible a la presion conteniendo compuestos de lactona derivados de acidopiridina-carboxilico.

Info

Publication number
ES424473A1
ES424473A1 ES424473A ES424473A ES424473A1 ES 424473 A1 ES424473 A1 ES 424473A1 ES 424473 A ES424473 A ES 424473A ES 424473 A ES424473 A ES 424473A ES 424473 A1 ES424473 A1 ES 424473A1
Authority
ES
Spain
Prior art keywords
pyridine
pressure
carboxylic acid
copying paper
sensitive copying
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
ES424473A
Other languages
English (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.)
HODOGAYA HEMICAL CO Ltd
Original Assignee
HODOGAYA HEMICAL 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 HEMICAL CO Ltd filed Critical HODOGAYA HEMICAL CO Ltd
Publication of ES424473A1 publication Critical patent/ES424473A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • 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
    • 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)
  • Color Printing (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ES424473A 1973-03-23 1974-03-02 Mejoras en la fabricacion de papel copiador sensible a la presion conteniendo compuestos de lactona derivados de acidopiridina-carboxilico. Expired ES424473A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48032719A JPS49119718A (es) 1973-03-23 1973-03-23

Publications (1)

Publication Number Publication Date
ES424473A1 true ES424473A1 (es) 1976-06-16

Family

ID=12366636

Family Applications (1)

Application Number Title Priority Date Filing Date
ES424473A Expired ES424473A1 (es) 1973-03-23 1974-03-02 Mejoras en la fabricacion de papel copiador sensible a la presion conteniendo compuestos de lactona derivados de acidopiridina-carboxilico.

Country Status (6)

Country Link
US (1) US3930672A (es)
JP (1) JPS49119718A (es)
BE (1) BE812780A (es)
DE (1) DE2413986C3 (es)
ES (1) ES424473A1 (es)
GB (1) GB1420287A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3929828A (en) * 1974-11-21 1975-12-30 Moore Business Forms Inc 3{40 -Amino-6{40 {0 or 7{40 -(pyrazol-1-yl)fluoran compounds
US3989716A (en) * 1975-04-29 1976-11-02 The Mead Corporation Pyrrylfluoran compounds
TW266206B (es) * 1993-04-28 1995-12-21 Takeda Pharm Industry Co Ltd
US5753700A (en) * 1994-12-28 1998-05-19 Ono Pharmaceutical Co., Ltd. Naphthyloxyacetic acid derivatives
JP3909864B2 (ja) * 1995-07-26 2007-04-25 小野薬品工業株式会社 ナフチルオキシ酢酸誘導体およびそれらを有効成分として含有する薬剤
US6197993B1 (en) 1996-07-02 2001-03-06 Ono Pharmaceutical Co., Ltd. Naphthyloxyacetic acid derivatives and a pharmaceutical composition comprising them as an active ingredient
EP0802187B1 (en) * 1996-04-15 2000-02-16 Takeda Chemical Industries, Ltd. Hydroxypyridine derivatives, their production and their pharmaceutical use
GB0806794D0 (en) * 2008-04-15 2008-05-14 Ludwig Inst Cancer Res Therapeutic compounds
EP2327073B1 (en) * 2008-08-04 2013-01-16 Zink Imaging, Inc. Optical disc with thermally-printable surface

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1267629A (en) * 1969-05-07 1972-03-22 Fuji Photo Film Co Ltd Pressure-sensitive copying paper
JPS4816202B1 (es) * 1969-12-05 1973-05-21
US3730754A (en) * 1970-11-03 1973-05-01 Ncr Co Pressure sensitive recording sheet
US3787325A (en) * 1970-11-16 1974-01-22 Ncr Alkylamino spiro {8 12-h{8 1{9 benzopyran {8 3,2f{9 {14 quinoline-12,1{40 phthalide
BE791793A (fr) * 1971-12-06 1973-03-16 Ncr Co Composes chromogenes

Also Published As

Publication number Publication date
JPS49119718A (es) 1974-11-15
BE812780A (fr) 1974-07-15
US3930672A (en) 1976-01-06
DE2413986C3 (de) 1979-06-13
DE2413986B2 (de) 1978-10-26
GB1420287A (en) 1976-01-07
DE2413986A1 (de) 1974-11-28

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