Determined by gel permeation chromatography (GPC) in THF. The oligomer formation was neglected. b M/C/B is the utilized number of ester groups (M) to base (B) and precatalyst (C) ratio. The reactions ...

Per- or polyfluoroalkyl substances (PFASs) are man-made compounds involved in compositions of many industrial processes and consumer products. They are categorized into two main families based on ...

where x=number of monomers, usually in the thousands. It should be pointed out that when the polyethylene chain is finished growing, two Hydrogen atoms are added to 'cap' (finish) the chain ends.