Figure 5.

The Degradation of PE-Based Copolymer with Ester Structures in the Backbone

(A) GPC (TCB, 150°C) curves of PE-based copolymer with ester structures in the backbone treated with Et₃N at different times.

(B) Percent decrease of M_n of PE-based copolymer with ester structures in the backbone treated with Et₃N at different times.

(C) ¹H NMR spectra of the copolymer treated with Et₃N at different times.

(D) The picture of film of PE-based copolymer with ester structures in the backbone and common PE film treated with Et₃N at different times.