COLOR STABLE EPOXY COMPOSITIONS
    6.
    发明申请

    公开(公告)号:US20250129204A1

    公开(公告)日:2025-04-24

    申请号:US18835189

    申请日:2023-02-16

    Abstract: Curable compositions include a non-aromatic epoxy-functional epoxy resin adduct, a non-aromatic epoxy resin, and a non-aromatic anhydride-based curing agent. The epoxy resin adduct is the reaction product of a reaction mixture including a polyfunctional thiol and a poly functional epoxy resin. The cured composition has an Izod Impact Test (Notched Izod) test method (ASTM D256) value of at least 40 J/m and is color stable such that upon exposure to an acid bath in accordance with the Acid Bath Test Method, exhibits a ΔE 94 color change of less than 1.

Patent Agency Ranking