Tosoh has decided to expand its chloroprene rubber (CR) production capacity, investing approximately 75 billion yen ($520 million) to build a second CR plant at its Nanyo Complex in Shunan City, Yamaguchi Prefecture. The new facility will increase annual production capacity by 22,000 tons, bringing Tosoh’s total CR supply capacity to 59,000 tons, combined with the existing 37,000-ton capacity. Construction…