| http://www.w3.org/ns/prov#value | - CN)2 or M(O3 PORCN)2 where M is a tetravalent metal and R is a an organic group covalently bonded...http://www.google.com/patents/US4276409?utm_source=gb-gplus-sharePatent US4276409 - Layered cyano end terminated organophosphorus inorganic polymersAdvanced Patent SearchPublication numberUS4276409 APublication typeGrantApplication numberUS 06/054,107Publication dateJun 30, 1981Filing dateJul 2, 197
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