袋装氧气、水蒸气和二氧化碳检测.pdf

1、Pouch Oxygen,Water Vaporand Carbon Dioxide InspectionJoel FischerAMETEK MOCON Laboratory ManagerOVERVIEWBarrier requirementsPermeation driversTest methodsPouch stressesPackage-level testingCase studyKey takeawaysELEMENTS OF A POUCHPRODUCT NEEDS FOR SHELF-LIFEWine Credits:Australian Wine Research Ins

2、titute(AWRI);Sutton et al.,OENO One,2025;Mercanti et al.,Heliyon,2024.Other Credits:Esra Kckpinar,Fraunhofer IVV:”Applying Permeation Data for Understanding Product Shelf Life”ProductTypical Product Shelf-Life(months)Max O2Tolerance(mg O2/kg of product)White Wine6-91-2Rose Wine6-121.5-2.5Red Wine12-

3、183-6UHT Milk2-51-8Nuts,Snacks,Chips3-1215-75Baby Food3-12-36Fresh Ambient Sterile15Coffee12-1820OPTIMAL BARRIER REQUIREMENTS*Barrier CategoryRepresentative Applications(Food&Non-Food)Risk AddressedTypical OTR Rangecc/(mday)23C/50%RHTypical WVTR Rangeg/(mday)38C/90%RHVery High BarrierBaby foodPharma

4、ceuticalsLithium battery pouch“Failure is catastrophic”0.1(often 0.01)0.01(often 0.005)High BarrierRoasted coffeeDiagnostic kitsPremium cosmeticsShelf-life andPerformance stronglydepend upon barrier10.1Medium BarrierChocolate confectionsOTC tablet blister packsDetergent podsBalanced/CostPerformance

5、barrierslows degradation butdoesnt eliminate it1 1000.1 1Low BarrierFresh bakeryNon-sterile exam glovesIndustrial bulk powderPouch is used for logistics,hygiene and convenience not preservation1001*Barrier categories shown are illustrative groupings based on typical packaging literature.Actual shelf

6、-life and product performance depends on product formulation,package design,storage conditions,and validation testingTRANSMISSION RATE TESTINGWhat does it look like?Dynamic response over timeWhat is it?Absorption of gas penetrant into barrier Diffusion of penetrant through barrier Desorption of pene