Responding to a demand for solar technology, DuPont said it will more than double the manufacturing capacity of its Solamet thick film metallization pastes at its Electronic Materials DuPont Dongguan Ltd. facility in Dongguan, China.

DuPont wants to triple its sales to the photovoltaic industry, which it says is in the midst of a global surge. Current sales are about $300 million, the company said, and it expects them to grow to over $1 billion in the next five years.

Contact staff writer Jane M. Von Bergen at 215-854-2769 or jvonbergen@phillynews.com.