| 摘要 |
The invention relates to the use of thermoplastic moulded masses containing, as essential constituents: A) between 29 and 99.95 wt. % of a polyester; B) between 0.25 and 3.0 wt. % of alkali oxoaluminates, alkali metal salts of cyanic acid, isocyanic acid, thiocyanic acid, metaboric acid or the mixtures thereof, in relation to 100 wt. % of A) and B); and C) between 0 and 70 wt. % of other additives, the sum of the wt. % of A) to C) amounting to 100 %, for producing laser-transparent moulded bodies. |
