Other biodegradable and sustainable polyesters

PolyCglycolic acid) (PGA 7.3) is an aliphatic polyester that has been widely used in biomedical applications since the early and degrades via 

Poly (trimethylene terephthalate) (PTT 7.4) was first synthesised in the 1940s by Whinfield and Dickson, but has only recently received attention as a viable textile fibre as it can be synthesised via a more economical 

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