Tosoh Corp. (TYO:4042) has announced that it will be raising its prices for polyvinyl chloride (PVC) paste by over 16 yen ($0.14) per kilogram as of Nov. 1. The company had previously announced on July 19 that it would be increasing its PVC price by 10 yen per kilogram. But with the cost of domestically produced naphtha – a basic…
