| abstract |
The invention discloses a kind of dragon fruits to be packed for preservative film, and raw material includes by weight：100 parts of ldpe resin, 10 25 parts of polyvinyl alcohol, 4 17 parts of ethylene-vinyl alcohol copolymer, 0.2 0.5 parts of chitosan quaternary ammonium salt, 0.2 1 parts of calcium propionate, 0.01 0.05 parts of nano silver, 0.08 0.38 parts of thymol, 1 3.5 parts of Magnolia cortex P.E, 1 2.5 parts of antifoggant, 0.4 0.9 parts of sorbierite, 1 2.3 parts of litsea citrate oil, 0.7 1.5 parts of stearic acid, 0.5 1.7 parts of cerium complexes, 25 parts of graphene microchip, 27 parts of kaolin, 15 parts of medical stone, 0.05 0.1 parts of antioxidant.Dragon fruit proposed by the present invention is packed for preservative film, and anti-fog properties good, antibacterial and mouldproof is had excellent performance, and for packing dragon fruit, can inhibit the growth of dragon fruit microorganism, extend the shelf life of dragon fruit. |