After the successful presentation of its ‘CiCLO’ technology to Planet Textiles delegates in Vancouver, back in May, the Intrinsic Textiles Group has now signed a joint venture agreement with the yarn division of US-based Parkdale Mills to develop and commercialise its technology that allows polyester and other synthetic fibres to biodegrade in wastewater treatment sludge, sea water and landfill – at similar rates to natural fibres.