International Journal of Polymer Science / 2014 / Article / Tab 5

Research Article

Study of Natural and Accelerated Weathering on Mechanical Properties of Antioxidants Modified Low Density Polyethylene Films for Greenhouse

Table 5

Elastic modulus of LDPE films under natural and accelerated weathering.

SampleElastic modulus (MPa)
Accelerated weatheringNatural weathering
0 h75 h100 h0 day90 days

Neat LDPE305.7286.0279.8305.767.9
GR-0.2363.9257.5231.7363.9132.3
GR-0.591.8119.8138.991.896.3
GR-2.0258.0101.163.2258.056.4
AN-0.2425.6215.8204.4425.663.1
AL-0.2241.9255.7279.3241.9371.4
AN/AL-0.1/0.1211.3208.6204.5211.395.23