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Development of TTI • 1977 WHO issues report on need to improve cold chain because of vaccine distribution problem in LDCs (84% ineffective • Wendel Manske @ 3M – Monitor-Mark Diffusion tag – US patent 3,954,011 5/76 3M • K. Blixt -Swedish patent for i-Point device • Byrne (General Foods ) & Kramer (UMD) 1977 – presented correlation study of tags vs food change for frozen foods – Used i-Point and 3M Monitor Mark missed the key kinetic point
Shelf Life Dating • OTA Study on Open Shelf Life Dating of Foods 1979-81 – Open dating is state driven (~30 in 2002) – No federal requirements on food but required on drugs, OTC and infant formula – Open shelf life dating of foods is desirable – Open date compromised if temperature abused – Federal Govt should support TTI research
- Page 2 and 3: History and future of TTI & RFID Tr
- Page 4 and 5: Passive -Information only food labe
- Page 6 and 7: ypes of food dating Code date Born
- Page 9: But: dates by themselves ignore t-T
- Page 13 and 14: NSF Food Loss Survey 1979 • froze
- Page 15 and 16: The 3 Company Trio • 3M wax diffu
- Page 17 and 18: Chemical Tag Design parameters •
- Page 19 and 20: 3M Diffusion Tag http://www.fdcpack
- Page 21 and 22: 3M MonitorMark 100 ARRHENIUS PLOT T
- Page 23 and 24: US Patent 5,667,303 • Time-Temper
- Page 25 and 26: 3M Commercial Tests of 2nd Gen Moni
- Page 27: MonoPrix France 180 stores Freshnes
- Page 30 and 31: Vaccine Vial Monitor (VVM) • WHO
- Page 33 and 34: Days of Shelf life of milk System P
- Page 35 and 36: 20 °C Log N C 4 °C A B D Time
- Page 37 and 38: Consumer demand for dating • 1998
- Page 39 and 40: Other early systems
- Page 41 and 42: Area under T vs t curve
- Page 43 and 44: Amount of Change for Q 10 = 6 • f
- Page 45 and 46: Tropicanna Fresh OJ Food Tech June
- Page 47 and 48: 61 FR 59372-82 Transportation and S
- Page 49 and 50: • FIFO vs LSFO system (Wells and
- Page 51 and 52: FISH SENSORY TEST ISOTHERMAL STORAG
- Page 53 and 54: FISH SENSORY TEST : NON -ISOTHERMAL
- Page 55 and 56: % Life Consumed TTI Center Box TTI
- Page 57 and 58: Reduction in illness using LSFO 0.5
- Page 59 and 60: Other chemical TTI vendors • Bioe
Development of TTI<br />
• 1977 WHO issues report on need to improve<br />
cold chain because of vaccine distribution<br />
problem in LDCs (84% ineffective<br />
• Wendel Manske @ 3M<br />
– Monitor-Mark Diffusion tag<br />
– US patent 3,954,011 5/76 3M<br />
• K. Blixt -Swedish patent for i-Point device<br />
• Byrne (General Foods ) & Kramer (UMD) 1977<br />
– presented correlation study of tags vs food<br />
change for frozen foods<br />
– Used i-Point and 3M Monitor Mark<br />
missed the key kinetic point
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