Spheripol technology is the leading polypropylene process technology with more than 27 million tons of licensed capacity. The latest fifth generation Spheripol technology includes process improvements that further maximize operational efficiency. The plant will commence operations using Avant ZN catalyst. New licensees can take advantage of LyondellBasell's in-house expertise of continuous production improvement, sustainable product development and catalyst knowhow, by optionally joining our Technical Service program. In addition to the Spheripol process technology, LyondellBasell's portfolio of licensed polyolefin processes and catalysts includes: