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bottle with a transparent,and easyrecovery features.However,since the coating is thin,beer bottles coating whensubjected to external shocks,it is prone to cracking,loss stratification,affecting its barrier properties.This technique requires the same time increasingthe surface coating equipment,higher product costs.PET beer bottles monolayerstructure 4.1.3PET and high barrier material copolymer,blend and add oxygen nano-modified resin.By mixing a polymer other polymers,additives to improve or increase the materialproperties of the polymeric material,in order to balance the performance of thecomponents of an integrated,to overcome the weaknesses of single component,toobtain a combination of desirable physical properties in the barrier material[8].The most commonly used high-barrier resins:PEN,ethylene vinyl alcohol copolymer.