| 摘要 |
<p>The present invention relates to new benzylidenemalonic or vinylogous benzylidenemalonic acid polyesters containing structural units of the formula (I) <IMAGE> (I) their preparation and their use for the UV stabilization of thermoplastics, preferably thermoplastic, aromatic polycarbonates, thermoplastic, aromatic polyesters or thermoplastic polymethylmethacrylates.</p> |
