Premium, Lasting, Sustainable –Automotive Exterior Solutions

First impressions are decisive – and the exterior is the first part of the vehicle that meets the eye. Asahi Kasei is offering a broad variety of material solutions that contribute to premium and lasting exterior looks.


Duranate™ is a hexamethylene diisocyanate (HDI)-based polyisocyanate coating additive. This material provides excellent weatherability, chemical resistance, elasticity, abrasion resistance, good adhesion, and drying to polyurethane coatings. With its variety of properties, Duranate is especially suitable for various automotive applications.


LEONA™ SU series is an alloy grade of semi-aromatic polyamide (PA) with polyamide 66 (PA66) or polyamide 6 (PA6) with an excellent surface appearance and high mechanical strength.

Tufdene™ S-SBR

Asahi Kasei's modified SSBR is used as a base material for silica compound tires in order to achieve both high driving performance (gripping performance, maneuverability, etc.) and sustainability (pursuing fuel efficiency and extending product life by improving wear resistance).


LEONA™, which has high strength and high heat resistance, contributes to weight reduction and compactness while ensuring the product performance of air bags and tires. It is also widely used as a reinforcing material for rubber products (timing belts, hoses, etc.) used in automobiles.

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