Semi-processed plastic film for use as filtration material in the semiconductor industry and liquid crystal display (LCD) processes; [ breathable-waterproof packaging material and structural reinforcement insulating material for use in building construction; ] semi-processed plastic in the form of sheets for cartridge filters and for breathable-waterproof fabric parts; membrane, namely, selective filtering membrane in the nature of semi-processed plastics in the nature of filtering material f...

Authentication of data in the field of art using blockchain technology