| http://www.w3.org/ns/prov#value | - rmula (I): ##STR1## wherein Z is a carbonyl group or a sulfonyl group, R1, R2 and R3 are a hydrogen atom, alkyl...http://www.google.com.au/patents/US5378775?utm_source=gb-gplus-sharePatent US5378775 - Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing polymer using said vesselAdvanced Patent SearchPublication numberUS5378775 APub
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