Flexible coating composition

The present disclosure describes polymers and improved resin systems having flexibility, low water absorbency, good adhesion, chemical resistance, and/or weatherability at extreme negative temperatures, such as temperatures of geologically about-40 DEG C or less and even as low as about-60 DEG C. Th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TYE ANTHONY J, DING HONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present disclosure describes polymers and improved resin systems having flexibility, low water absorbency, good adhesion, chemical resistance, and/or weatherability at extreme negative temperatures, such as temperatures of geologically about-40 DEG C or less and even as low as about-60 DEG C. The present disclosure describes polymers and improved resin systems that have flexibility, low water absorbency, good adhesion, chemical resistance, and/or weatherability at extreme negative temperatures, such as temperatures of geologically about-40 DEG C or less, and even as low as about-60 DEG C. In a method, a system herein includes a polymer or resin system for an epoxy component of an epoxy/amine system that includes an epoxy and/or acetoacetoxy-functionalized flexible block copolymer having a base hydrophobic polyol block or core, optionally a flexible monomer block, and a polymer or a resin system for an epoxy component of the epoxy/amine system, the polymer or resin system including an epoxy and/or acetoace