CA944150A - Pressure-sensitive copying paper - Google Patents

Pressure-sensitive copying paper

Info

Publication number
CA944150A
CA944150A CA115,054A CA115054A CA944150A CA 944150 A CA944150 A CA 944150A CA 115054 A CA115054 A CA 115054A CA 944150 A CA944150 A CA 944150A
Authority
CA
Canada
Prior art keywords
pressure
copying paper
sensitive copying
sensitive
paper
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
CA115,054A
Other versions
CA115054S (en
Inventor
Takao Hayashi
Hiroharu Matsukawa
Sadao Ishige
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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
Priority claimed from JP45051116A external-priority patent/JPS4843294B1/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of CA944150A publication Critical patent/CA944150A/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
    • B41M5/124—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
    • B41M5/124—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
CA115,054A 1970-06-13 1971-06-08 Pressure-sensitive copying paper Expired CA944150A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP45051116A JPS4843294B1 (en) 1970-06-13 1970-06-13
US15283171A 1971-06-14 1971-06-14
US378105A US3900217A (en) 1970-06-13 1973-07-11 Pressure-sensitive copying paper

Publications (1)

Publication Number Publication Date
CA944150A true CA944150A (en) 1974-03-26

Family

ID=27294208

Family Applications (1)

Application Number Title Priority Date Filing Date
CA115,054A Expired CA944150A (en) 1970-06-13 1971-06-08 Pressure-sensitive copying paper

Country Status (6)

Country Link
US (1) US3900217A (en)
BE (1) BE768496A (en)
CA (1) CA944150A (en)
DE (1) DE2129467B2 (en)
FR (1) FR2096242A5 (en)
GB (1) GB1338784A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS593279B2 (en) * 1976-02-04 1984-01-23 富士写真フイルム株式会社 recording material
EP0036117B1 (en) * 1980-03-14 1986-02-05 Spezial-Papiermaschinenfabrik August Alfred Krupp GmbH & Co Pressure-sensitive recording material
US4549192A (en) * 1984-07-31 1985-10-22 The Hilton-Davis Chemical Co. Electrochromic marking systems
US4561001A (en) * 1984-07-31 1985-12-24 The Hilton-Davis Chemical Co. Electrochromic marking systems
US4570171A (en) * 1984-07-31 1986-02-11 The Hilton-Davis Chemical Co. Electrochromic marking systems
US4551740A (en) * 1984-07-31 1985-11-05 The Hilton-Davis Chemical Co. Electrochromic and marking systems
GB201505874D0 (en) 2015-04-07 2015-05-20 Greener Bryan And Active Device Dev Ltd Pressure imaging and indicating materials and devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915415A (en) * 1957-06-19 1959-12-01 Caribonum Ltd Leucauramine derivate of benzoyl leuco methylene blue and transfer sheet coated therewith
US3427180A (en) * 1965-03-31 1969-02-11 Ncr Co Pressure-sensitive record system and compositions
FR1553291A (en) * 1967-01-27 1969-01-10
US3509174A (en) * 1967-01-30 1970-04-28 Ncr Co 3-(indol-3-yl)-phthalides
US3649649A (en) * 1967-07-10 1972-03-14 Nisso Kako Co Ltd Fluoran derivatives and preparation thereof
JPS4833212B1 (en) * 1970-07-08 1973-10-12

Also Published As

Publication number Publication date
FR2096242A5 (en) 1972-02-11
US3900217A (en) 1975-08-19
GB1338784A (en) 1973-11-28
DE2129467B2 (en) 1974-08-15
BE768496A (en) 1971-11-03
DE2129467C3 (en) 1975-04-03
DE2129467A1 (en) 1971-12-23

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