GB9920053D0 - Thermosensitive history displaying medium and manufacturing method thereof and temperature history displaying method using the medium - Google Patents

Thermosensitive history displaying medium and manufacturing method thereof and temperature history displaying method using the medium

Info

Publication number
GB9920053D0
GB9920053D0 GBGB9920053.7A GB9920053A GB9920053D0 GB 9920053 D0 GB9920053 D0 GB 9920053D0 GB 9920053 A GB9920053 A GB 9920053A GB 9920053 D0 GB9920053 D0 GB 9920053D0
Authority
GB
United Kingdom
Prior art keywords
medium
history displaying
thermosensitive
manufacturing
displaying
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
GBGB9920053.7A
Other versions
GB2340941B (en
GB2340941A (en
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.)
Ricoh Co Ltd
Hobart Corp
Original Assignee
Ricoh Co Ltd
Hobart Corp
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 JP07062499A external-priority patent/JP4723699B2/en
Application filed by Ricoh Co Ltd, Hobart Corp filed Critical Ricoh Co Ltd
Publication of GB9920053D0 publication Critical patent/GB9920053D0/en
Publication of GB2340941A publication Critical patent/GB2340941A/en
Application granted granted Critical
Publication of GB2340941B publication Critical patent/GB2340941B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
    • G01K3/04—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values in respect of time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D79/00—Kinds or details of packages, not otherwise provided for
    • B65D79/02—Arrangements or devices for indicating incorrect storage or transport
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/229—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating time/temperature history
    • 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
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/305—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers with reversible electron-donor electron-acceptor compositions

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biophysics (AREA)
  • Mechanical Engineering (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
GB9920053A 1998-08-28 1999-08-24 Temperature history displaying medium and manufacturing method thereof and temperature history displaying method using the medium Expired - Fee Related GB2340941B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24298498 1998-08-28
JP07062499A JP4723699B2 (en) 1998-03-16 1999-03-16 Temperature history display material and manufacturing method thereof, temperature history display method using the temperature history display material, and apparatus therefor

Publications (3)

Publication Number Publication Date
GB9920053D0 true GB9920053D0 (en) 1999-10-27
GB2340941A GB2340941A (en) 2000-03-01
GB2340941B GB2340941B (en) 2002-06-12

Family

ID=26411754

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9920053A Expired - Fee Related GB2340941B (en) 1998-08-28 1999-08-24 Temperature history displaying medium and manufacturing method thereof and temperature history displaying method using the medium

Country Status (2)

Country Link
FR (1) FR2783319B1 (en)
GB (1) GB2340941B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3768976A (en) * 1971-05-20 1973-10-30 Us Army Temperature-time integrating indicator
US4428321A (en) * 1981-11-16 1984-01-31 Minnesota Mining And Manufacturing Co. Thermally-activated time-temperature indicator
US5667303A (en) * 1995-03-10 1997-09-16 Minnesota Mining And Manufacturing Company Time-temperature integrating indicator device

Also Published As

Publication number Publication date
FR2783319A1 (en) 2000-03-17
GB2340941B (en) 2002-06-12
FR2783319B1 (en) 2001-04-13
GB2340941A (en) 2000-03-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120824