 HOUSTON, Texas--BUSINESS WIRE--- OEC chemicals--Orion Engineered Carbons S.A. NYSE: OEC, a leading global supplier of specialty and high-performance carbon black, today announced the commercial launch of ECORAX Nature, a new family of products developed for rubber applications utilizing industrial grade, plant-based oils; a renewable, non-fossil derived feedstock. ECORAX Nature 100 is the first highly reinforcing carbon black grade made from renewable feedstocks which can be used in critical tire tread co 