BIODEGRADABLE FILM COMPOSITION

摘要

This is a new biodegradable resin for disposable bags or agricultural films. This resin comprises polyethylene; chitin or chitin deriv. 5-90 wt.%; unsat. fatty acid or unsat. fatty acid ester 0.3-3 wt.%; and a photodegradation agent 0.2-2 wt.%. The above polyethylene is selected from LDPE, HDPE, and LLDPE. And the photodegradation agent is an aromatic compound such as p-anisylbenzyl ketone, azobenzene, or 1-methoxyanthraquinone,