Polymer/ montorillonite clay- soy bean lecithin-sulfadiazine silver nano antibacterial composite material and its preparation method

The invention discloses a nanometer antibiotic composite material of polymer/montmorillonite-soya bean lecithin-silvadene, which comprises the following parts: 100g polymer, 0.1-10g montmorillonite-soya bean lecithin-silvadene composition, 0-400g dispersing dielectric, 0-10g crosslinking agent and 0-1g accelerant, wherein the polymer is composed of raw rubber of silicon rubber, polyurethane or two copolymer or polyolefin material; the raw rubber of silicon rubber is selected from indoor-temperature silicon rubber, high-temperature silicon rubber, addition-typed silicon rubber; the polyolefin material can be PE, PVC, PP. The invention improves stretching strength by 370%, which increases fracture extending rate by 480%.