Assertion: polymer's group | /r/CapableOf | come into regulatory focus
Facets:
value: over recent years
type: TEMPORAL
Source sentences:
text: Another group of hardeners which have come into the regulatory focus over recent years are dicarboxylic anhydrides, namely Hexahydropthalic-Anhydride (HHPA) and Methyl-Hexahydrophthalic-Anhydride (m-HHPA).