| 摘要 |
The invention relates to a method for producing thermoplastic polyisocyanate polyaddition product, based on polyisocyanate (i) and having compounds reactive with polyisocyanate, optionally using chain extenders, first catalyst (iv) and/or auxiliary materials and/or additives (v), wherein a second catalyst is first evaporated and then applied to the polyisocyanate polyaddition product by condensation, and the products produced therefrom. |
