W-Natural^® is a bio-based polymer specially developed for bio-degradable and compostable materials.

Sunar having four decades of experience in corn based ingredients production, is the first certified bio-polymer producer of Türkiye W-Natural^® is the registered trademark of Sunar NP for bio-polymer solutions. W-Natural^® TP range is a thermoplastic starch polymer made of certified corn and W-Natural^® CP range is the customized bio-polymer according to the application areas. W-Natural^® CP blends have certified starch and other bio-degradable polymers compatible with corn starch.

W-Natural^®is a choice for sustainable solutions and can be broken down by microorganisms into CO₂, H₂O and nutritious compost within 180 days under composting conditions without generating any poisonous gases in accordance with EN 13432 and ASTM D6400.