Patent ID: 6533964
Filing Date: 2003-03-18
Classification: C08F,C08G,H01B,H01M,Y02E

Abstract:
A polymeric compound comprising polyvinyl alcohol units of formula (1) wherein n is a number of at least 20, and having an average degree of polymerization of at least 20, characterized in that some or all of the hydroxyl groups on the polyvinyl alcohol units are substituted with oxyalkylene-containing groups to an average molar substitution of at least 0.3, wherein some or all of the hydroxyl groups on the molecule, which include the remaining hydroxyl groups on the polyvinyl alcohol units of the polymeric compound, are capped with monovalent substituents of at least one type selected from the class consisting of halogen atoms, substituted or unsubstituted monovalent hydrocarbon groups of 1 to 10 carbons, R1COâ€” groups wherein R1 is a substituted or unsubstituted monovalent hydrocarbon group of 1 to 10 carbons, R13Siâ€” groups wherein R1 is as defined above, amino groups, alkylamino groups and phosphorus-containing groups.