Patent ID: 8686162

Claim:
A compound mixture, comprising at least one compound of type A, at least one compound of type B and at least one compound of type C wherein R 1 is selected from the group consisting of an unsubstituted aromatic, a substituted aromatic, an unsubstituted aliphatic, a substituted aliphatic, an unsubstituted cycloaliphatic and a substituted cycloaliphatic moiety, R 1 comprising between 2 and about 500 carbon atoms; and R 2 is selected from the group consisting of an unsubstituted alkylene, a substituted alkylene, an unsubstituted cycloakylene and a substituted cycloakylene moiety, R 2 comprising between 3 and about 36 carbon atoms, wherein the unsubstituted cycloakylene or a substituted cycloalkylene moiety taken together with the maleimide structure to which it is attached optionally forms a condensed ring structure, wherein in the compound mixture the total contents of compound C is between about 3 mol % and about 10 mol % of the mixture.