发明授权
US5147955A Phosphorus containing polymers 失效
含磷聚合物

Phosphorus containing polymers
摘要:
Copolymers ofa) phosphonic acid derivatives corresponding to formula (I) ##STR1## wherein Y represents H or CH.sub.3,X represents a single bond or --CH.sub.2 --,R represents an aryl or alkyl,b) maleic anhydride andc) a polymerizable compound containing two or more allyl or methally groups in the molecule.
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