Ultraflex™ 4320 is a solvent-based adhesive that can be used as a one- or two-component system. It has a high heat activation temperature and offers high green strength, which means it provides strong initial bonding even before full curing. It is designed for sole and upper bonding in the footwear industry. Additionally, it is worth noting that Ultraflex™ 4320 exhibits excellent green strength even when used at a lower concentration than the recommended amount.

Product Type: Solventborne Adhesive

Application Area: Footwear, Textiles

Chemical Family: Polyurethanes (PU)

Features: Good Green Strength, Solvent-Based

    Enhanced TDS

    Identification & Functionality

    Features & Benefits

    Ready-to-Use Product Features

    Applications & Uses

    Packaging & Availability

    Regional Availability
    • Europe
    • India/MiddleEast/Africa (IMEA)