BR7404109D0 - Material registrador termoreativo processo para fazer registros e composicao termoreativa - Google Patents

Material registrador termoreativo processo para fazer registros e composicao termoreativa

Info

Publication number
BR7404109D0
BR7404109D0 BR4109/74A BR410974A BR7404109D0 BR 7404109 D0 BR7404109 D0 BR 7404109D0 BR 4109/74 A BR4109/74 A BR 4109/74A BR 410974 A BR410974 A BR 410974A BR 7404109 D0 BR7404109 D0 BR 7404109D0
Authority
BR
Brazil
Prior art keywords
termoreative
composition
recording material
material process
making records
Prior art date
Application number
BR4109/74A
Other languages
English (en)
Inventor
R Garner
J C Petitpierre
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 BR7404109D0 publication Critical patent/BR7404109D0/pt

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)
BR4109/74A 1973-05-21 1974-05-20 Material registrador termoreativo processo para fazer registros e composicao termoreativa BR7404109D0 (pt)

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 (1)

Publication Number Publication Date
BR7404109D0 true BR7404109D0 (pt) 1975-09-30

Family

ID=10206019

Family Applications (1)

Application Number Title Priority Date Filing Date
BR4109/74A BR7404109D0 (pt) 1973-05-21 1974-05-20 Material registrador termoreativo processo para fazer registros e composicao termoreativa

Country Status (10)

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

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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509173A (en) * 1967-01-30 1970-04-28 Ncr Co 3,3-bis-(indol-3-yl) 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
JPS4916726B1 (pt) * 1970-12-28 1974-04-24

Also Published As

Publication number Publication date
CH590133A5 (pt) 1977-07-29
ATA416674A (de) 1975-12-15
FR2288003A1 (fr) 1976-05-14
AT331823B (de) 1976-08-25
BE815292A (fr) 1974-11-20
FR2288003B1 (pt) 1979-04-20
DE2423535A1 (de) 1974-12-12
FI136774A (pt) 1974-11-22
ZA743198B (en) 1975-05-28
GB1464251A (en) 1977-02-09
JPS5021738A (pt) 1975-03-07

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