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GR890300003T1 - Colour-developing substances - Google Patents

Colour-developing substances

Info

Publication number
GR890300003T1
GR890300003T1 GR89300003T GR890300003T GR890300003T1 GR 890300003 T1 GR890300003 T1 GR 890300003T1 GR 89300003 T GR89300003 T GR 89300003T GR 890300003 T GR890300003 T GR 890300003T GR 890300003 T1 GR890300003 T1 GR 890300003T1
Authority
GR
Greece
Prior art keywords
colour
developing substances
substances
developing
additives
Prior art date
Application number
GR89300003T
Other languages
Greek (el)
Inventor
Robert Dr Zellerhoff
Arnold Dr Alscher
Hans-Juergen Zick
Original Assignee
Vft Verkaufsges Teer
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 Vft Verkaufsges Teer filed Critical Vft Verkaufsges Teer
Publication of GR890300003T1 publication Critical patent/GR890300003T1/en

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
    • B41M5/124—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
    • B41M5/155—Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

The invention relates to colour developing substances for colour reaction systems, consisting of colour developer and optionally solvents as well as further fillers and additives. These substances contain, as colour developers, aromatic hydrocarbon resins in acid or salt form modified with aromatic carboxylic acids.
GR89300003T 1987-03-31 1989-03-08 Colour-developing substances GR890300003T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0077687A AT399126B (en) 1987-03-31 1987-03-31 COLOR DEVELOPER DIMENSIONS FOR COLOR REACTION SYSTEMS

Publications (1)

Publication Number Publication Date
GR890300003T1 true GR890300003T1 (en) 1989-03-08

Family

ID=3499458

Family Applications (2)

Application Number Title Priority Date Filing Date
GR89300003T GR890300003T1 (en) 1987-03-31 1989-03-08 Colour-developing substances
GR920401450T GR3005110T3 (en) 1987-03-31 1992-07-08

Family Applications After (1)

Application Number Title Priority Date Filing Date
GR920401450T GR3005110T3 (en) 1987-03-31 1992-07-08

Country Status (5)

Country Link
EP (1) EP0284932B1 (en)
AT (2) AT399126B (en)
DE (1) DE3870695D1 (en)
ES (1) ES2004322T3 (en)
GR (2) GR890300003T1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819474B2 (en) * 1974-09-30 1983-04-18 富士写真フイルム株式会社 Kilok sheet
JPS5819475B2 (en) * 1975-11-28 1983-04-18 住友ノ−ガタック株式会社 Colored paper for pressure-sensitive copying paper
JPS5331405A (en) * 1976-08-12 1978-03-24 Asahi Dow Ltd Color paper for pressure sensitized copy sheets
AU1330983A (en) * 1982-03-03 1983-10-18 Mitsubishi Paper Mills Ltd. Color-developing sheet for use in no-carbon recording system
DE3246539A1 (en) * 1982-12-16 1984-06-20 Rütgerswerke AG, 6000 Frankfurt DEVELOPER RESINS FOR LEUCOPIGMENT
DE3324817A1 (en) * 1983-07-09 1985-01-17 Rütgerswerke AG, 6000 Frankfurt ACID-MODIFIED, AROMATIC HYDROCARBON RESINS AND METHOD FOR THE PRODUCTION THEREOF
DE3337296A1 (en) * 1983-10-13 1985-04-25 Bayer Ag, 5090 Leverkusen THERMOREACTIVE RECORDING MATERIAL, ITS PRODUCTION AND THE USE OF ACID-MODIFIED POLYMERISATS AS ACCEPTORS IN THIS RECORDING MATERIAL
JPS61149390A (en) * 1984-12-25 1986-07-08 Mitsubishi Paper Mills Ltd Color developer sheet for pressure sensitive recording

Also Published As

Publication number Publication date
EP0284932A2 (en) 1988-10-05
ES2004322A4 (en) 1989-01-01
ATE75667T1 (en) 1992-05-15
GR3005110T3 (en) 1993-05-24
ATA77687A (en) 1994-08-15
ES2004322T3 (en) 1993-01-01
DE3870695D1 (en) 1992-06-11
AT399126B (en) 1995-03-27
EP0284932A3 (en) 1989-06-07
EP0284932B1 (en) 1992-05-06

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