Text and Science Care

Textile Science and Care 3(2+1)

Lesson 07 : Polyester

Definition

The Textile Fibre Product Identification Act (TFPIA) defines polyester as ‘a manufactured in which the fibre forming substance is any long-chain synthetic polymer composed of atleast 85 per cent by weight of an ester of a substituted aromatic, carboxylic acid, including but not restricted to substituted terephthalic units’.