Preparation and Properties of Complex Antioxidants LDPE Antioxidant Film

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Abstract:

Low density polyethylene (LDPE) films contains BHA, BHT or BHA, BHT, TA were successfully produced by extrusion. Three types of antioxidant films that were L(LDPE), LBB(LDPE+0.5%BHA+0.5%BHT), and LBBT(LDPE+0.5%BHA+0.5%BHT+0.5%TA) was designed. The Mechanics, moisture permeability, scanning electron microscopy (SEM) and antioxidant activity of the film were detected. The results showed that antioxidant consisting of BHA, BHT and TA has a better compatibility with LDPE film. The antioxidant film has a better performance on mechanical strength and the rate of DPPH radical scavenging ability, but poor to water vapor transmission rate.

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Advanced Materials Research (Volumes 989-994)

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519-522

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July 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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