Semi-processed cellulose acetate for use in the production of textile fibers; cellulose acetate, semi-processed for use in the production of textile fibers; regenerated cellulose for use in manufacture of textile fibers; semi-finished cellulose material compressed into planar form for use in the production of textile fibers; foils of cellulose for use in manufacture of textile fibers; foil of regenerated cellulose, other than for wrapping, for use in the production of textile fibers; plates o...