CA1030437A - Time and temperature-dependent enzymatic indicators with discontinuable indication - Google Patents

Time and temperature-dependent enzymatic indicators with discontinuable indication

Info

Publication number
CA1030437A
CA1030437A CA220,696A CA220696A CA1030437A CA 1030437 A CA1030437 A CA 1030437A CA 220696 A CA220696 A CA 220696A CA 1030437 A CA1030437 A CA 1030437A
Authority
CA
Canada
Prior art keywords
discontinuable
indication
temperature
time
dependent enzymatic
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
CA220,696A
Other languages
English (en)
French (fr)
Other versions
CA220696S (en
Inventor
Sven I. A. Tornmarck
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.)
Food Control AB
Original Assignee
Food Control AB
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 Food Control AB filed Critical Food Control AB
Application granted granted Critical
Publication of CA1030437A publication Critical patent/CA1030437A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Packages (AREA)
CA220,696A 1974-02-21 1975-02-20 Time and temperature-dependent enzymatic indicators with discontinuable indication Expired CA1030437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7402282A SE380098B (sv) 1974-02-21 1974-02-21

Publications (1)

Publication Number Publication Date
CA1030437A true CA1030437A (en) 1978-05-02

Family

ID=20320273

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,696A Expired CA1030437A (en) 1974-02-21 1975-02-20 Time and temperature-dependent enzymatic indicators with discontinuable indication

Country Status (7)

Country Link
US (1) US3977945A (sv)
JP (1) JPS50122295A (sv)
CA (1) CA1030437A (sv)
DE (1) DE2505371A1 (sv)
FR (1) FR2262305B3 (sv)
GB (1) GB1486951A (sv)
SE (1) SE380098B (sv)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE410229B (sv) * 1976-05-11 1979-10-01 Kockums Chem Vattenhaltig komposition med reglerad ph-forskjutning vid frysning, samt sett for dess framstellning
SE414509B (sv) * 1979-05-17 1980-08-04 Kockums Chem Pulverformig substratkomposition i vilken ingar hydrofobt enzymsubstrat adsorberat pa en partikelformig bevare jemte anvendning av kompositionen i tid-temperatur integrerande indikatoranordning av enzymatisk typ
US4834017A (en) * 1987-03-13 1989-05-30 Frigorifico Rio Platense Saici Y F Time-temperature integrating indicator for monitoring the cooking process of packaged meats in the temperature range of 85-100 degrees celcius
US5021981A (en) * 1988-12-22 1991-06-04 North Carolina State University Thermal memory cell and thermal system evaluation
US5159564A (en) * 1988-12-22 1992-10-27 North Carolina State University Thermal memory cell and thermal system evaluation
US5254473A (en) * 1990-03-16 1993-10-19 Jp Laboratories Solid state device for monitoring integral values of time and temperature of storage of perishables
DE4030053C2 (de) * 1990-09-20 1995-04-13 Eastman Kodak Co Anzeigeeinrichtung für den Zustand einer Schreibflüssigkeit in einem Vorratsbehälter
US5085802A (en) * 1991-01-31 1992-02-04 Oscar Mayer Foods Corporation Time temperature indicator with distinct end point
FR2673287B1 (fr) * 1991-02-25 1994-02-11 Jacques Fanni Dispositif biologique de controle de conservation a temperature positive de substances perissables et son procede de fabrication.
DE4205403A1 (de) * 1992-02-20 1993-08-26 Markus Barainsky Verpackung fuer verbrauchsgegenstaende
US6767509B1 (en) 1999-06-16 2004-07-27 Kimberly-Clark Worldwide, Inc. Self-sterilizing packaging
SE9903617D0 (sv) * 1999-10-05 1999-10-05 Se Interengineering Ab Anordning och metod för fastställande av status hos en produkt
DE19959044A1 (de) * 1999-12-07 2001-06-13 Armin Menzel Anzeigevorrichtung zur Überwachung von unzulässigen Temperaturüberschreitungen von Gefrier- und Tiefkühlgut
DE20003319U1 (de) 2000-02-17 2000-04-20 Hp Haushaltprodukte Gmbh, 56410 Montabaur Behälter zur Lagerung und/oder Zubereitung von Lebensmitteln und ein System mit einem Behälter
JP2001272283A (ja) * 2000-03-23 2001-10-05 Konica Corp 温度履歴インジケータ
KR20020066157A (ko) * 2001-02-09 2002-08-14 박찬훈 미생물을 이용한 포장식품의 변질상태 확인방법 및 지시기
EP1781805B1 (en) * 2004-08-11 2009-12-09 Basf Se Enzyme-based time temperature indicator
CN102175677B (zh) * 2011-01-20 2012-09-05 江南大学 基于脂肪酶反应扩散的时间温度指示器的制备方法和应用
US8695528B2 (en) * 2011-10-04 2014-04-15 Sanko Tekstil Isletmeleri Sanayi Ve Ticaret A.S. Intelligent temperature indicator label and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2671028A (en) * 1949-10-17 1954-03-02 James D A Clark Method and means for indicating product deterioration
US3846242A (en) * 1967-07-14 1974-11-05 Sybron Corp Biological sterility indicator and method for using same
SE376657B (sv) * 1971-12-10 1975-06-02 Food Control

Also Published As

Publication number Publication date
SE380098B (sv) 1975-10-27
FR2262305A1 (sv) 1975-09-19
JPS50122295A (sv) 1975-09-25
GB1486951A (en) 1977-09-28
US3977945A (en) 1976-08-31
DE2505371A1 (de) 1975-09-04
FR2262305B3 (sv) 1977-10-28
SE7402282L (sv) 1975-08-22

Similar Documents

Publication Publication Date Title
CA1030437A (en) Time and temperature-dependent enzymatic indicators with discontinuable indication
AU497279B2 (en) Diaper with dual use tab fastener
ZA753069B (en) Time temperature integrating indicator
CA1014449A (en) Water mixing valve with temperature indicator
AU497573B2 (en) Enzyme
CA1025693A (en) Temperature measurement with thermographic film
CA1015615A (en) Liquid level indicator
CA1025972A (en) Maximum and minimum brake temperature indicator
AU7949475A (en) Phenol esters and phenol amides
CA1036022A (en) Liquid level and specific gravity indicator
CA1029820A (en) Amplifier with a signal clipping indicator and/or protective circuit
CA1031476A (en) Channel indicator and display arrangement
IL47275A0 (en) Time temperature integrating indicator
CA1021600A (en) Slag depth indicator with pyrolytic coating
AU4780472A (en) Timepiece with day and date indicator
AU521392B2 (en) 17-alpha-ethynyl-(5-alpha)-2-androsten-17-beta-ol and its beta-acetate
AU497268B2 (en) Compound its use and manufacture
CA1011819A (en) Convertor connection with asymmetry indicating means
CA1009124A (en) Steel for use at low temperatures and its manufacture
CA981647A (en) Indicator pointer
ZA757458B (en) New prostenoic acid derivatives and with the preparation thereof
CA1012222A (en) Resistor with low temperature coefficient
SU590706A1 (ru) Устройство дл измерени и сигнализации уровн
AU493777B2 (en) Pressure-differental indicators
AU474160B2 (en) Indicator dyes