Assertion: polysaccharide's group | /r/HasProperty | reacted with -oh groups of pva
Facets:
value: through hydrogen bonding
type: MANNER
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.