Cosmo First has been granted a patent for a multilayer metalized cast polypropylene film with high metal bond and barrier properties. The film is designed for packaging foods requiring superior metal bond and barrier to oxygen and moisture. GlobalData’s report on Cosmo First gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Cosmo First, was a key innovation area identified from patents. Cosmo First's grant share as of May 2024 was 77%. Grant share is based on the ratio of number of grants to total number of patents.
High barrier metalized cast polypropylene film for food packaging
A recently granted patent (Publication Number: US11964448B2) discloses a multilayer metalized cast polypropylene (CPP) film with specific compositions and layer configurations. The film comprises a metallized skin layer with a polyolefin and an antiblock, a middle core layer made of homopolymer PP resin and a stiffener, and a sealant layer containing a copolymer and an antiblock. Additionally, the film may include an adhesive layer or an extrusion resin layer on the metallized skin layer, and can be laminated with substrates such as PP, PET, BOPP, or thermoplastic flexible packing film.
Furthermore, the patent details the specific ranges of components used in each layer, such as the polyolefin composition in the metallized skin layer, the percentage of stiffener in the core layer, and the copolymer content in the sealant layer. The thickness of each layer relative to the total film thickness is also specified, along with the options for adhesive types in the film. These claims provide a comprehensive overview of the unique composition and structure of the multilayer metalized cast polypropylene film, highlighting its potential applications in various packaging and industrial settings.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
