FR2140687A1 - Colour formers - complex leucauramine type salts and their preparation used in duplicating process - Google Patents

Colour formers - complex leucauramine type salts and their preparation used in duplicating process

Info

Publication number
FR2140687A1
FR2140687A1 FR7221237A FR7221237A FR2140687A1 FR 2140687 A1 FR2140687 A1 FR 2140687A1 FR 7221237 A FR7221237 A FR 7221237A FR 7221237 A FR7221237 A FR 7221237A FR 2140687 A1 FR2140687 A1 FR 2140687A1
Authority
FR
France
Prior art keywords
pref
leucauramine
substd
opt
complex
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
FR7221237A
Other languages
English (en)
Other versions
FR2140687B3 (fr
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2140687A1 publication Critical patent/FR2140687A1/fr
Application granted granted Critical
Publication of FR2140687B3 publication Critical patent/FR2140687B3/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
    • B41M5/124—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)
  • Peptides Or Proteins (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7221237A 1971-06-14 1972-06-13 Colour formers - complex leucauramine type salts and their preparation used in duplicating process Granted FR2140687A1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2140687A1 true FR2140687A1 (en) 1973-01-19
FR2140687B3 FR2140687B3 (fr) 1975-08-08

Family

ID=10264916

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7221236A Expired FR2142413A5 (fr) 1971-06-14 1972-06-13
FR7221237A Granted FR2140687A1 (en) 1971-06-14 1972-06-13 Colour formers - complex leucauramine type salts and their preparation used in duplicating process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7221236A Expired FR2142413A5 (fr) 1971-06-14 1972-06-13

Country Status (14)

Country Link
AR (1) AR194248A1 (fr)
AT (1) AT318659B (fr)
BE (2) BE784875A (fr)
BR (2) BR7203824D0 (fr)
CH (1) CH577389A5 (fr)
CS (1) CS156545B2 (fr)
DD (2) DD98693A5 (fr)
DE (2) DE2229031A1 (fr)
ES (1) ES403844A1 (fr)
FR (2) FR2142413A5 (fr)
IT (2) IT960689B (fr)
LU (2) LU65518A1 (fr)
NL (2) NL7208129A (fr)
ZA (2) ZA723842B (fr)

Also Published As

Publication number Publication date
CS156545B2 (fr) 1974-07-24
NL7208129A (fr) 1972-12-18
BR7203824D0 (pt) 1973-06-14
DE2229032A1 (de) 1972-12-21
DD100909A5 (fr) 1973-10-12
BR7203823D0 (pt) 1973-06-14
DE2229032B2 (de) 1977-08-11
DE2229031A1 (de) 1973-01-04
LU65518A1 (fr) 1972-10-23
AR194248A1 (es) 1973-06-29
DE2229032C3 (de) 1978-04-06
ZA723843B (en) 1973-05-30
DD98693A5 (fr) 1973-07-05
FR2142413A5 (fr) 1973-01-26
NL7208106A (fr) 1972-12-18
CH577389A5 (fr) 1976-07-15
BE784876A (fr) 1972-12-14
FR2140687B3 (fr) 1975-08-08
AT318659B (de) 1974-11-11
LU65517A1 (fr) 1972-10-23
IT960689B (it) 1973-11-30
IT972151B (it) 1974-05-20
ES403844A1 (es) 1975-05-01
BE784875A (fr) 1972-12-14
ZA723842B (en) 1973-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse