Polyphenylene Market Size – USD 3.35 Billion in 2018, Market Growth - CAGR of 7.1%, Polyphenylene Industry Trends –The rising demand for Filter Bags Polyphenylene Market Size – USD 3.35 Billion in 2018, Market Growth - CAGR of 7.1%, Polyphenylene Industry Trends –The rising demand for Filter Bags