Semi-processed polymers in pellet, film, strip and block form and semi-finished products consisting of polymers, in particular in the form of rods, in particular solid rods, hollow rods, round rods, pipes and tubes, sheets, foils, profiles, bars, moulded parts, strips and blocks, for use by third party manufacturers; semi-finished polymers in moulded parts, in particular synthetic, linear, branched and/or crosslinked semi-finished polymers for use by third party manufacturers