Patent ID: 7572877

Claim:
A modified cyclic aliphatic polyamine represented by the following formula: R 1 R 2 N—R′—NR 3 R 4 wherein R 1 to R 4 represent, each independently, a hydrogen atom or an alkenyl compound residue selected from the group consisting of styrene residue and divinylbenzene residue, which are represented by the following formulae: wherein at least one of R 1 to R 4 represents the alkenyl compound residue, and >N—R′—N< represents a cyclic aliphatic polyamine residue selected from the group consisting of menthanediamine residue, isophoronediamine residue, diaminodicyclohexylmethane residue, bis(4-amino-3-methylcyclohexyl)methane residue, N-aminomethylpiperazine residue, norbornanediamine residue, polycyclohexylpolyamine residue, and bis(aminomethyl)tricyclodecane residue, which are represented by the following formulae: wherein said modified cyclic aliphatic polyamine is not represented by any of the following formulae: