摘要 |
<p>A high temperature polyamide coating and a fastener coated with a composition that includes from about 60 wt.% to about 80 wt.% of an aliphatic polyamide having a repeating unit. The composition also includes from about 3 wt.% to about 9 wt.% of an epoxy based resin having a molecular weight in the range from about 525 to about 585, from about 4 wt.% to about 10 wt.% of a ceramic microsphere material and from about 2 wt.% to about 5 wt.% of a thermoplastic methacrylate binder, from about 4 wt.% to about 12 wt.% of crushed glass, from about 0.1 wt.% to about 1 wt.% of a polyamide with a secondary amino group as a curing agent, and the balance of an epoxy based curing agent.</p> |