Assertion: polymer's chain | /r/HasProperty | grown
Facets:
value: from alcoholate groups
type: OTHER
Source sentences:
text: The ‘grafting from’ technique also served in the synthesis of arborescent polystyrene-graft-poly(ethylene oxide) copolymers, whereby poly(ethylene oxide) chains were grown from alcoholate groups attached at the chain termini of the arborescent polystyrene