BE743718A - - Google Patents

Info

Publication number
BE743718A
BE743718A BE743718DA BE743718A BE 743718 A BE743718 A BE 743718A BE 743718D A BE743718D A BE 743718DA BE 743718 A BE743718 A BE 743718A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE743718A publication Critical patent/BE743718A/xx

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/268—Monolayer with structurally defined element

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Paper (AREA)
BE743718D 1968-12-24 1969-12-24 BE743718A (xx)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB61358/68A GB1272232A (en) 1968-12-24 1968-12-24 Improvements relating to copying papers
US88674169A 1969-12-19 1969-12-19
US00215079A US3856551A (en) 1968-12-24 1972-01-03 Pressure sensitive copying paper

Publications (1)

Publication Number Publication Date
BE743718A true BE743718A (xx) 1970-06-24

Family

ID=27260535

Family Applications (1)

Application Number Title Priority Date Filing Date
BE743718D BE743718A (xx) 1968-12-24 1969-12-24

Country Status (9)

Country Link
US (1) US3856551A (xx)
AT (1) AT294134B (xx)
BE (1) BE743718A (xx)
CH (1) CH524469A (xx)
DE (1) DE1965787B2 (xx)
FR (1) FR2027018A1 (xx)
GB (1) GB1272232A (xx)
NL (1) NL146098B (xx)
SE (1) SE362215B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186224A (en) * 1971-06-21 1980-01-29 J. M. Huber Corporation Record member and encapsulated clay for use therein
US4148968A (en) * 1972-09-28 1979-04-10 Canon Kabushiki Kaisha Receiving sheet
JPS5748397B2 (xx) * 1973-10-12 1982-10-15
JPS50127718A (xx) * 1974-03-26 1975-10-08
US4147830A (en) * 1976-01-28 1979-04-03 Fuji Photo Film Co., Ltd. Recording sheet

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972547A (en) * 1957-08-05 1961-02-21 Antioch College Acyl hydrazine compositions and methods of producing color therewith
US3455721A (en) * 1964-12-21 1969-07-15 Ncr Co Color sensitized record material comprising phenolic resin and acid type mineral
US3466184A (en) * 1967-02-14 1969-09-09 Ncr Co Record sheet sensitized with phenolic polymeric material

Also Published As

Publication number Publication date
NL6919267A (xx) 1970-06-26
DE1965787B2 (de) 1973-06-14
AT294134B (de) 1971-11-10
US3856551A (en) 1974-12-24
GB1272232A (en) 1972-04-26
DE1965787A1 (de) 1970-07-09
FR2027018A1 (xx) 1970-09-25
SE362215B (xx) 1973-12-03
CH524469A (fr) 1972-06-30
NL146098B (nl) 1975-06-16

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: WIGGINS TEAPE RESEARCH & DEVELOPMENT LTD

Effective date: 19891224