FR2288003A1 - Materiau pour enregistrement sensible a la temperature - Google Patents

Materiau pour enregistrement sensible a la temperature

Info

Publication number
FR2288003A1
FR2288003A1 FR7417265A FR7417265A FR2288003A1 FR 2288003 A1 FR2288003 A1 FR 2288003A1 FR 7417265 A FR7417265 A FR 7417265A FR 7417265 A FR7417265 A FR 7417265A FR 2288003 A1 FR2288003 A1 FR 2288003A1
Authority
FR
France
Prior art keywords
temperature
recording material
sensitive recording
sensitive
recording
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.)
Granted
Application number
FR7417265A
Other languages
English (en)
Other versions
FR2288003B1 (fr
Inventor
R Garner
J C Petitpierre
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2288003A1 publication Critical patent/FR2288003A1/fr
Application granted granted Critical
Publication of FR2288003B1 publication Critical patent/FR2288003B1/fr
Granted legal-status Critical Current

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
    • B41M5/26—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)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR7417265A 1973-05-21 1974-05-17 Materiau pour enregistrement sensible a la temperature Granted FR2288003A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2407873A GB1464251A (en) 1973-05-21 1973-05-21 Thermo-reactive colour recording material

Publications (2)

Publication Number Publication Date
FR2288003A1 true FR2288003A1 (fr) 1976-05-14
FR2288003B1 FR2288003B1 (fr) 1979-04-20

Family

ID=10206019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417265A Granted FR2288003A1 (fr) 1973-05-21 1974-05-17 Materiau pour enregistrement sensible a la temperature

Country Status (10)

Country Link
JP (1) JPS5021738A (fr)
AT (1) AT331823B (fr)
BE (1) BE815292A (fr)
BR (1) BR7404109D0 (fr)
CH (1) CH590133A5 (fr)
DE (1) DE2423535A1 (fr)
FI (1) FI136774A (fr)
FR (1) FR2288003A1 (fr)
GB (1) GB1464251A (fr)
ZA (1) ZA743198B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5386229A (en) * 1977-01-07 1978-07-29 Kanzaki Paper Mfg Co Ltd Thermosensitive recording body
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
GB2194070B (en) * 1986-07-09 1990-01-10 Fuji Photo Film Co Ltd Sheet recording material containing dye-forming components
GB2195781B (en) * 1986-07-28 1989-12-20 Fuji Photo Film Co Ltd Sheet recording material containing dye-forming components
JP2504807B2 (ja) * 1988-06-29 1996-06-05 新王子製紙株式会社 感熱記録体
JP4575789B2 (ja) * 2005-01-17 2010-11-04 パイロットインキ株式会社 可逆熱変色性組成物を内包した可逆熱変色性マイクロカプセル顔料

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540912A (en) * 1967-01-30 1970-11-17 Ncr Co Pressure sensitive record sheets employing 3 - (phenyl) - 3 - (heterocyclic-substituted)-phthalides
FR2090067A1 (fr) * 1970-05-15 1972-01-14 Hodogaya Chemical Co Ltd
DE2163658A1 (de) * 1970-12-28 1972-07-13 Hodogaya Chemical Co., Ltd., Tokio; Fuji Photo Film Co., Ltd., Ashigara-Kamigun, Kanagawa; (Japan) Druckempfindliches Kopierpapier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540912A (en) * 1967-01-30 1970-11-17 Ncr Co Pressure sensitive record sheets employing 3 - (phenyl) - 3 - (heterocyclic-substituted)-phthalides
US3540911A (en) * 1967-01-30 1970-11-17 Ncr Co Pressure sensitive record sheets employing 3 - (phenyl) - 3-(indol - 3 - yl)-phthalides
FR2090067A1 (fr) * 1970-05-15 1972-01-14 Hodogaya Chemical Co Ltd
DE2163658A1 (de) * 1970-12-28 1972-07-13 Hodogaya Chemical Co., Ltd., Tokio; Fuji Photo Film Co., Ltd., Ashigara-Kamigun, Kanagawa; (Japan) Druckempfindliches Kopierpapier

Also Published As

Publication number Publication date
ZA743198B (en) 1975-05-28
ATA416674A (de) 1975-12-15
BE815292A (fr) 1974-11-20
AT331823B (de) 1976-08-25
JPS5021738A (fr) 1975-03-07
BR7404109D0 (pt) 1975-09-30
CH590133A5 (fr) 1977-07-29
FI136774A (fr) 1974-11-22
DE2423535A1 (de) 1974-12-12
FR2288003B1 (fr) 1979-04-20
GB1464251A (en) 1977-02-09

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Legal Events

Date Code Title Description
ST Notification of lapse