Assertion: polysaccharide's group | /r/HasProperty | reacted with -nco groups of b-pmdi
Facets:
value: to form amide linkages
type: PURPOSE
Source sentences:
text: The -COOH groups of OS were reacted with -NCO groups of B-pMDI to form amide linkages, and the -CHO groups were reacted with -OH groups of PVA through hydrogen bonding.