▎ 摘　　要

NOVELTY - A polyformaldehyde monofilament comprises 75-90 pts. wt. polyacetal, 0.5-3 pts. wt. graphene, 7.5-17 pts. wt. thermoplastic polyurethane, 0.5-3 pts. wt. antioxidant, 0.5-1 pt. wt. formaldehyde absorbent, 0.5-1 pt. wt. formic acid absorbent and 0.5-1 pt. wt. lubricant. USE - Polyformaldehyde monofilament for preparing polyacetal rope net, ocean trawl net and breeding net for fishing (all claimed). ADVANTAGE - The polyformaldehyde monofilament has simple preparation process and low production cost. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of polyformaldehyde monofilament.