Assertion: resin | /r/HasProperty | catalyzed with small 1-3%
Facets:
Source sentences:
text: Unlike in polyester or vinyl ester resins, where the resin is catalyzed with a small (1-3%) addition of a catalyst, epoxy resins usually require the addition of the curing agent at a much higher ratio of resin to hardener, often 1:1 or 2:1.