ULTRANOX® 813 Stabilizer by SI Group is a solid antioxidant and delivers superior melt and color stability with improved performance. It also provides long term heat aging performance equivalent to the... view more

ULTRANOX® 815 Stabilizer by SI Group is a solid antioxidant. It is used extensively in polypropylene stabilization, with vastly improved cost characteristics. This additive delivers exceptional process and color... view more

ULTRANOX® 817 Stabilizer is a solid antioxidant and delivers exceptional process and color stability to all polypropylene applications along with vastly improved economics. ULTRANOX® 817 Stabilizer... view more