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Title Flexible packagings for individually quick frozen shrimp and their effects on shelf life
 
Names Antony, K.P.
Nair, P.R.
Gopal, T.K.S.
Iyer, T.S.G.
Date Issued 1998 (iso8601)
Abstract The suitability of different packaging materials used in storing individually quick fro­ zen (IQF) prawns at -20°C is studied. Compared to block f:tozen shrimp, IQF p1•oducts are more susceptible to changes during storage as more of their surface area is exposed. As it is one of the more popular lQF export products, tne neacl{ess sbrimp was chosen as the material for the study. Packaging rnaterials used include multilayer films like polyester! lo'V-density polythene (PEST/LDPE) and low-density po1ythenelnylonllinear low-density polythene (LDPE/Ny/LLDPE), which have very good barrier and strength properties, and single-layer films like low-density polythene, ultra-density polythene (UDPE) and octane­ based linear low-density polythene (OBLLDPE). IQF prawns packaged using tbe two mul­ tilayer films had a shelf life of 180 d at -20±2°C while the three singte-layer filrns pr<.widel', only 120-150 d of shelf life at the same temperature. The major limiting factor of the shelf life of the product was dehydration, which marred its appearance, texture and flavor.
Genre Article
Topic Frozen shrimp
Identifier Asian Fisheries Science 1998: 11, 213-222