Polymers that contain only a single type of repeat unit are known as homopolymers, while polymers containing a mixture of repeat units are known as copolymers. Poly(styrene), for example, is composed only of styrene monomer residues, and is therefore classified as a homopolymer.olymers that contain only a single type of repeat unit are known as homopolymers, while polymers containing a mixture of repeat units are known as copolymers. Poly(styrene), for example, is composed only of styrene monomer residues, and is therefore classified as a homopolymer.
This name, similar to Ryan and Rylan, has gained popularity of late. After reaching a new high in 2013, it settled back down 30 places last year. It's the full birth name of legendary musician Ry Cooder.his name, similar to Ryan and Rylan, has gained popularity of late. After reaching a new high in 2013, it settled back down 30 places last year. It's the full birth name of legendary musician Ry Cooder.
Variants include Reilly, Reyly, Rhiley, Rhylee, Rhyley, Rieley, Rielly, Riely, Rilee, Rilley, Rilo, Rily, Rilye, Rylee, and Rylie. The variant spelling Ryley is another English form. Riley is popular as a baby name for boys. The name's popularity has been rising since the 1960s. At the modest peak of its usage in 2006, 0.201% of baby boys were given the name Riley. Its ranking then was #101.