By Patrick Raleigh UT On-line/news editorMidland, Michigan-Dow Chemical Co. is to raise prices for its thermoplastic polyurethanes (TPUs) in North America, Latin America and Asia with effect from 15 July. Prices for the group's Pellethane TPU elastomers are to rise by $0.15 per pound ($330/tonne), while Isoplast engineering TPU resins will go up $0.18 per pound ($396/tonne). Dow introduced similar price increases for these products in Europe in May. "