IT972151B - PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS - Google Patents

PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS

Info

Publication number
IT972151B
IT972151B IT7225651A IT2565172A IT972151B IT 972151 B IT972151 B IT 972151B IT 7225651 A IT7225651 A IT 7225651A IT 2565172 A IT2565172 A IT 2565172A IT 972151 B IT972151 B IT 972151B
Authority
IT
Italy
Prior art keywords
formers
colorless
alcohol
chemical compounds
duplication systems
Prior art date
Application number
IT7225651A
Other languages
Italian (it)
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT972151B publication Critical patent/IT972151B/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
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • 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
    • B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
    • B41M5/0253—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet using a chemical colour-forming ink, e.g. chemical hectography
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/02—Diaryl- or thriarylmethane dyes derived from diarylmethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Peptides Or Proteins (AREA)
IT7225651A 1971-06-14 1972-06-14 PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS IT972151B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2776571 1971-06-14

Publications (1)

Publication Number Publication Date
IT972151B true IT972151B (en) 1974-05-20

Family

ID=10264916

Family Applications (2)

Application Number Title Priority Date Filing Date
IT2565272A IT960689B (en) 1971-06-14 1972-06-14 ECTOGRAPHIC PAPERS FOR ALCOHOL REPRODUCTION
IT7225651A IT972151B (en) 1971-06-14 1972-06-14 PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT2565272A IT960689B (en) 1971-06-14 1972-06-14 ECTOGRAPHIC PAPERS FOR ALCOHOL REPRODUCTION

Country Status (14)

Country Link
AR (1) AR194248A1 (en)
AT (1) AT318659B (en)
BE (2) BE784876A (en)
BR (2) BR7203824D0 (en)
CH (1) CH577389A5 (en)
CS (1) CS156545B2 (en)
DD (2) DD98693A5 (en)
DE (2) DE2229031A1 (en)
ES (1) ES403844A1 (en)
FR (2) FR2140687A1 (en)
IT (2) IT960689B (en)
LU (2) LU65518A1 (en)
NL (2) NL7208129A (en)
ZA (2) ZA723843B (en)

Also Published As

Publication number Publication date
AT318659B (en) 1974-11-11
CS156545B2 (en) 1974-07-24
ES403844A1 (en) 1975-05-01
DE2229032B2 (en) 1977-08-11
NL7208106A (en) 1972-12-18
DE2229032C3 (en) 1978-04-06
LU65518A1 (en) 1972-10-23
DE2229031A1 (en) 1973-01-04
BE784876A (en) 1972-12-14
FR2140687B3 (en) 1975-08-08
IT960689B (en) 1973-11-30
DD100909A5 (en) 1973-10-12
FR2140687A1 (en) 1973-01-19
AR194248A1 (en) 1973-06-29
BE784875A (en) 1972-12-14
CH577389A5 (en) 1976-07-15
DD98693A5 (en) 1973-07-05
ZA723843B (en) 1973-05-30
BR7203823D0 (en) 1973-06-14
DE2229032A1 (en) 1972-12-21
ZA723842B (en) 1973-05-30
NL7208129A (en) 1972-12-18
FR2142413A5 (en) 1973-01-26
BR7203824D0 (en) 1973-06-14
LU65517A1 (en) 1972-10-23

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