The invention relates to a thermoplastic molding composition (P) comprising: (A) 81.1 to 99.7 wt. -% of at thermoplastic polymer composition (A) comprising: (A-1) graft copolymer (A-1), and (A-2) thermoplastic matrix (A-2) based on vinylaromatic copolymers; (B) at least one hindered amine light stabilizing composition (B) comprising: (B-1) 0.2 to 0.9 wt.-%, of at least one hindered amine light stabilizer having a dipiperidine structure with at least one alkyl group at each of the 2 and 6 positions of the dipiperidine structure and (B-2) 0.1 to 0.9 wt.-%, of a hindered amine light stabilizer mixture having a monopiperidine structure with at least one alkyl group at each of the 2 and 6 positions of the monopiperidine structure and (B-3) 0 to 2 wt.-%, of at least one hindered amine light stabilizer having a polymeric structure comprising piperidine groups with at least one alkyl group at each of the 2 and 6 positions of the piperidine groups, (C) 0 to 10 wt.-%, of colorants, dyes and/or pigments (C); and (D) 0 to 5 wt.-%, of further additives (D) different from (B) and (C); provided that the thermoplastic molding composition (P) further comprises 0.001 wt.-% to 0.1 wt.-%, based on the total weight of the molding composition (P), of oligomers and/or polymers comprising ethylene and/or propylene repeating units or provided that the thermoplastic molding composition (P) further comprises 0 wt.-%, based on the total weight of the molding composition (P), of oligomers and/or polymers comprising ethylene and/or propylene repeating units (as component E), wherein the constituents (A) to (E) sum up to 100 wt.-% of the molding composition (P).
STYRENE COPOLYMER MOLDING COMPOSITIONS WITH REDUCED MOLD DEPOSIT FORMATION FOR HIGH GLOSS APPLICATIONS
STYROLCOPOLYMERFORMMASSEN MIT REDUZIERTER FORMENABLAGERUNGSBILDUNG FÜR HOCHGLANZANWENDUNGEN
COMPOSITIONS DE MOULAGE DE COPOLYMÈRE DE STYRÈNE AVEC FORMATION RÉDUITE DE DÉPÔTS DE MOULAGE POUR DES APPLICATIONS À BRILLANCE ÉLEVÉE
2023-05-31
Patent
Elektronische Ressource
Englisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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