Financial news on April 6, 2024, according to the announcement of the State Intellectual Property Office, Anhui Guofeng New Materials Co., Ltd. applied for a project entitled "a bidirectional tensile polypropylene antibacterial extinction film, preparation method and application", public number CN117818181A and application date is December 2023.
The patent abstract shows that the invention relates to the technical field of BOPP film, in particular to a bidirectional tensile polypropylene antibacterial extinction film, a preparation method and application; The bidirectional stretch polypropylene antibacterial extinction film comprises an anti-viscous layer, a core layer, an antibacterial layer and a extinction layer; The raw materials for the preparation of the anti-sticking layer by weight include: organic anti-sticking agent 3-5 parts, homopolymer polypropylene resin 95-97 parts; The raw materials for preparing the core layer by weight comprise: 1-2 parts of quaternary ammonium salt antistatic agent, 98-99 parts of homopolymer polypropylene resin; The raw materials for preparing the antibacterial layer by weight include: antibacterial masterbatch 3-5 parts, homopolymer polypropylene resin 95-97 parts; The raw material for preparing the extinction layer comprises: 100 BOPP extinction masterbatch by weight.
The film made by the process of the invention has the effect of extinction and antibacterial at the same time, and can be used in the fields of medical and health products packaging, food packaging, etc., which not only effectively improves the product display, but also greatly inhibits the propagation of bacteria to ensure the safety of the packaged product.
