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CA981453A - Heat-sensitive copy-sheet - Google Patents

Heat-sensitive copy-sheet

Info

Publication number
CA981453A
CA981453A CA185,752A CA185752A CA981453A CA 981453 A CA981453 A CA 981453A CA 185752 A CA185752 A CA 185752A CA 981453 A CA981453 A CA 981453A
Authority
CA
Canada
Prior art keywords
sheet
heat
sensitive copy
copy
sensitive
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
CA185,752A
Other versions
CA185752S (en
Inventor
Kevin P. O'leary
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA981453A publication Critical patent/CA981453A/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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/286—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using compounds undergoing unimolecular fragmentation to obtain colour shift, e.g. bleachable dyes
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/165—Thermal imaging composition

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
CA185,752A 1972-12-13 1973-11-14 Heat-sensitive copy-sheet Expired CA981453A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00314687A US3852093A (en) 1972-12-13 1972-12-13 Heat-sensitive copy-sheet

Publications (1)

Publication Number Publication Date
CA981453A true CA981453A (en) 1976-01-13

Family

ID=23221008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,752A Expired CA981453A (en) 1972-12-13 1973-11-14 Heat-sensitive copy-sheet

Country Status (7)

Country Link
US (1) US3852093A (en)
JP (1) JPS4991239A (en)
CA (1) CA981453A (en)
DE (1) DE2362377B2 (en)
FR (1) FR2330260A5 (en)
GB (1) GB1399958A (en)
IT (1) IT1000446B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1085666A (en) * 1977-02-07 1980-09-16 Eastman Kodak Company Photographic material having a heat developable layer and a layer containing an azoaniline dye
US4187108A (en) * 1977-02-07 1980-02-05 Eastman Kodak Company Heat developable material and process
JPS5541277A (en) * 1978-09-20 1980-03-24 Mitsubishi Paper Mills Ltd Sensible heat paper that conservative property of surface is improved
GB8307023D0 (en) * 1983-03-15 1983-04-20 Minnesota Mining & Mfg Dye bleach system
DE3524519A1 (en) * 1984-07-11 1986-01-16 Mitsubishi Chemical Industries Ltd., Tokio/Tokyo Dyes for heat-sensitive sublimation transfer recording
JPS6453893A (en) * 1987-08-25 1989-03-01 Fuji Photo Film Co Ltd Thermal transfer material
US5156709A (en) * 1991-07-30 1992-10-20 Xerox Corporation Fusible white stripe transparency sheets
JPH0551548A (en) * 1991-08-28 1993-03-02 Brother Ind Ltd Ink for ink jet printer
US5314795A (en) * 1992-12-21 1994-05-24 Minnesota Mining And Manufacturing Company Thermal-dye-bleach construction comprising a polymethine dye and a thermal carbanion-generating agent
US5324627A (en) * 1992-12-21 1994-06-28 Minnesota Mining And Manufacturing Company Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents
US5395747A (en) * 1993-12-20 1995-03-07 Minnesota Mining & Manufacturing Company Stabilized thermal-dye-bleach constructions
US5945249A (en) 1995-04-20 1999-08-31 Imation Corp. Laser absorbable photobleachable compositions
US5935758A (en) * 1995-04-20 1999-08-10 Imation Corp. Laser induced film transfer system
US6294308B1 (en) 1999-10-15 2001-09-25 E. I. Du Pont De Nemours And Company Thermal imaging process and products using image rigidification
US9708463B2 (en) 2015-01-14 2017-07-18 International Business Machines Corporation Recyclate verification

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715213A (en) * 1969-02-19 1973-02-06 Mita Industrial Co Ltd Diazo-type multicolor reproduction
LU59063A1 (en) * 1969-07-08 1971-03-09
US3609360A (en) * 1969-09-15 1971-09-28 Joseph A Wiese Jr Negative projection transparencies and method
US3684552A (en) * 1970-11-16 1972-08-15 Minnesota Mining & Mfg Heat-sensitive sheet material
US3682684A (en) * 1971-03-10 1972-08-08 Minnesota Mining & Mfg Wide latitude heat-sensitive copy-sheet and method of making
US3751249A (en) * 1971-03-15 1973-08-07 Eastman Kodak Co Photothermic silver halide element containing a bis-beta-naphthol reducing agent and a 1, 3-dihydroxy-benzene reducing agent
US3764333A (en) * 1972-05-15 1973-10-09 Nashua Corp Thermographic copy sheet containing 2-phenyl 1,3-indanedione

Also Published As

Publication number Publication date
IT1000446B (en) 1976-03-30
DE2362377B2 (en) 1975-12-11
DE2362377A1 (en) 1974-07-04
JPS4991239A (en) 1974-08-31
GB1399958A (en) 1975-07-02
US3852093A (en) 1974-12-03
FR2330260A5 (en) 1977-05-27

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