Global additive manufacturer SI Group has launched Ethanox 1315, a lubricant antioxidant that provides lower volatility under high temperatures and extends the effective usage range of the lubricant. The company says the phenolic antioxidant performs well in standalone applications and also works well in tandem with its other antioxidants in several industrial and engine oil applications. It is soluble in today’s base stocks and satisfies the requirements of old and new engine technology. Web: www.siigroup.com