Patent ID: 6525137
Filing Date: 2003-02-25
Classification: B65G,Y10S

Abstract:
An improvement to a chain link conveyor comprising a chain link sliding over a fixed element, the improvement wherein said chain link comprises a polyacetal and the fixed element comprises a blend (A) of a polyamide matrix, wherein the blend (A) contains polyolefin nodules and also comprises by weight 55 to 70% polyamide, 5 to 15% compatibilizer, and the balance consisting essentially of high density polyethylene, and wherein the compatibilizer is a blend of a high-density polyethylene (C1) and a polymer (C2) chosen from elastomers, very-low-density polyethylenes and ethylene copolymers, the C1+C2 blend being cografted by an unsaturated carboxylic acid.