Seal, useful for sealing a flat surface (food sectors), comprises mixture of materials comprising ethylene-vinyl acetate-copolymer, fillers e.g. carbon black, additives e.g. diphenylamine, and crosslinking agent e.g. peroxide

摘要

Seal (10) comprises a mixture of materials comprising ethylene-vinyl acetate-copolymer (40-80 wt.%); fillers (2-50 wt.%); additives (0.1-10 wt.%); and crosslinking agent (1-10 wt.%). An independent claim is included for manufacturing seal, comprising producing the mixture in a mixing device; producing raw foil from the mixture; vulcanizing the raw foil to semi-finished products in a form of tape; and separating the seal from the semi-finished product.