Patent ID: 9730491
Date: 2017-08-15
CPC Classifications: A43B,B82Y

Claim:
1. Safety toe caps made from nano composite material, characterized in that the safety toe caps are made by hand-lay up method providing and pressing a plurality of layers of glass fiber cloth coated with resin paste into a die to form the end product, with the following percentage of the resin paste and the glass fiber cloth by mass: 30-45% of the resin paste and 55-70% of the glass fiber cloth, 100% in total; the resin paste contains the following components in percentage by mass: 30-50% of thermosetting resin, 0.1-5% of modified carbon nanotubes, 10-30% of modified nitrile rubber, 5-25% of polyurethaneacrylate, 1-5% of prepolymerized silane oligomer, 0.5-2% of initiator A (tert-Butyl peroxybenzoate), 1-2% of initiator B (tert-Butyl peroxy-2-ethylhexanoate), 5-20% of low-profile additive, 1-10% of thickener A, 1-3% of thickener B and 2-5% of inner demolding agent.