GB2082473B - Method for the production of a dispersion of colourless chromogenic material - Google Patents

Method for the production of a dispersion of colourless chromogenic material

Info

Publication number
GB2082473B
GB2082473B GB8125321A GB8125321A GB2082473B GB 2082473 B GB2082473 B GB 2082473B GB 8125321 A GB8125321 A GB 8125321A GB 8125321 A GB8125321 A GB 8125321A GB 2082473 B GB2082473 B GB 2082473B
Authority
GB
United Kingdom
Prior art keywords
dispersion
production
chromogenic material
colourless chromogenic
colourless
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
GB8125321A
Other languages
English (en)
Other versions
GB2082473A (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.)
Kanzaki Paper Manufacturing Co Ltd
Original Assignee
Kanzaki Paper Manufacturing 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 Kanzaki Paper Manufacturing Co Ltd filed Critical Kanzaki Paper Manufacturing Co Ltd
Publication of GB2082473A publication Critical patent/GB2082473A/en
Application granted granted Critical
Publication of GB2082473B publication Critical patent/GB2082473B/en
Expired 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
    • B41M5/337—Additives; Binders
    • B41M5/3375—Non-macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • B01F23/51—Methods thereof
    • B01F23/511—Methods thereof characterised by the composition of the liquids or solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/80—After-treatment of the mixture

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
GB8125321A 1980-08-26 1981-08-19 Method for the production of a dispersion of colourless chromogenic material Expired GB2082473B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55118037A JPS5741993A (en) 1980-08-26 1980-08-26 Preparing method for dyestuffs dispersion liquid for heat-sensitive recording medium

Publications (2)

Publication Number Publication Date
GB2082473A GB2082473A (en) 1982-03-10
GB2082473B true GB2082473B (en) 1984-01-04

Family

ID=14726478

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8125321A Expired GB2082473B (en) 1980-08-26 1981-08-19 Method for the production of a dispersion of colourless chromogenic material

Country Status (4)

Country Link
JP (1) JPS5741993A (enrdf_load_stackoverflow)
DE (1) DE3133711A1 (enrdf_load_stackoverflow)
FR (1) FR2489542B1 (enrdf_load_stackoverflow)
GB (1) GB2082473B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH664735A5 (de) * 1986-01-23 1988-03-31 Ciba Geigy Ag Verfahren zur herstellung eines druckempfindlichen aufzeichnungsmaterials.
JPS63182182A (ja) * 1987-01-23 1988-07-27 Fuji Photo Film Co Ltd 感熱記録材料
JP2699183B2 (ja) * 1988-10-31 1998-01-19 旭電化工業株式会社 感熱記録材料
JPH02137971A (ja) * 1988-11-18 1990-05-28 Adeka Argus Chem Co Ltd 感熱記録材料
JP3945705B2 (ja) * 2003-06-25 2007-07-18 三光株式会社 増感剤分散体の製造方法及び感熱記録体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50155614A (enrdf_load_stackoverflow) * 1974-06-07 1975-12-16
JPS5348751A (en) * 1976-10-16 1978-05-02 Kanzaki Paper Mfg Co Ltd Heat sensitive recording member
GB1561970A (en) * 1976-12-01 1980-03-05 Kemi As Pressure sensitive recording material

Also Published As

Publication number Publication date
FR2489542B1 (fr) 1985-12-20
JPH0122157B2 (enrdf_load_stackoverflow) 1989-04-25
JPS5741993A (en) 1982-03-09
DE3133711A1 (de) 1982-06-09
GB2082473A (en) 1982-03-10
FR2489542A1 (fr) 1982-03-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee