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)
• Nitrogen Condensed Heterocyclic Rings (AREA)
• Developing Agents For Electrophotography (AREA)
• Peptides Or Proteins (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10264916

Family Applications (2)

Family Applications After (1)

Country Status (14)

• 1972
  • 1972-06-06 ZA ZA723842A patent/ZA723842B/xx unknown
  • 1972-06-06 ZA ZA723843A patent/ZA723843B/xx unknown
  • 1972-06-13 CS CS413372A patent/CS156545B2/cs unknown
  • 1972-06-13 DD DD163672A patent/DD98693A5/xx unknown
  • 1972-06-13 DD DD163668A patent/DD100909A5/xx unknown
  • 1972-06-13 FR FR7221237A patent/FR2140687A1/fr active Granted
  • 1972-06-13 FR FR7221236A patent/FR2142413A5/fr not_active Expired
  • 1972-06-13 CH CH879772A patent/CH577389A5/xx not_active IP Right Cessation
  • 1972-06-14 LU LU65518D patent/LU65518A1/xx unknown
  • 1972-06-14 DE DE2229032A patent/DE2229032C3/de not_active Expired
  • 1972-06-14 NL NL7208106A patent/NL7208106A/xx unknown
  • 1972-06-14 LU LU65517D patent/LU65517A1/xx unknown
  • 1972-06-14 AT AT509272A patent/AT318659B/de not_active IP Right Cessation
  • 1972-06-14 BE BE784876A patent/BE784876A/xx unknown
  • 1972-06-14 BE BE784875A patent/BE784875A/xx unknown
  • 1972-06-14 BR BR3823/72A patent/BR7203823D0/pt unknown
  • 1972-06-14 IT IT2565272A patent/IT960689B/it active
  • 1972-06-14 NL NL7208129A patent/NL7208129A/xx unknown
  • 1972-06-14 AR AR242535A patent/AR194248A1/es active
  • 1972-06-14 IT IT7225651A patent/IT972151B/it active
  • 1972-06-14 BR BR3824/72A patent/BR7203824D0/pt unknown
  • 1972-06-14 DE DE2229031A patent/DE2229031A1/de active Pending
  • 1972-06-14 ES ES403844A patent/ES403844A1/es not_active Expired

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