SONGNOX® 921B is the physical blend of SONGNOX® 1790, high molecular weight hindered phenolic antioxidant, with SONGNOX® 1680, a secondary phosphite antioxidant. It provide excellent protection in Polyolefins, and excellent processing and long term thermal stability. Can be used in Polyolefins, Polycarbonates, ABS, Polyesters. 921B can also be used in combination with polymeric UVAs and HALS.
Songwon International AG is a major manufacturer of polymer stabilizers. By anticipating, understanding, and satisfying the needs of customers, the company has achieved sustainable and profitable growth. Their product range includes antioxidants, binary blends, thioesters, hindered amine light stabilizers, UV absorbers, and hydroxybenzoates, which can be supplied in powder or granular form.
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