New method for making invisible brushes that repel dirt

Until recently, polymer brushes have been made in two main ways. One, called “grafting-from,” is like sprinkling seeds on soil and waiting for grass to take root. The other, “grafting-to” is more like transplanting individual blades of grass. A new report outlines a method for making polymer nanobrushes that spring from two-dimensional sheets of polymer crystals. —> Read More