Patent ID: 6914100
Filing Date: 2005-07-05
Classification: C08F,C08G

Abstract:
1. A method of producing a crosslinked polymer particle comprising the step of reacting a non-crosslinked polymer particle containing a succinimidoxycarbonyl group with a compound having two or more amino groups, wherein the compound having two or more amino groups is at least one type selected from the group consisting of ethylenediamine, 1,6-hexamethylenediamine, adipicdihydrazide, diethylene-triamine, triethylenetetramine, tetraethylenepentamine, dipropylenetriamine, N-methyl-propylenediamine, 1-amino-3,3,5-trimethyl-5-aminomethylcyclohexane(isophoronediamine), 1,4-diaminocyclohexane, bis-(4-aminocyclohexyl)-methane, piperazine, N-amino-ethylpiperazine, N-aminopropylpiperazine, methaphenylenediamine, 4,4′-diamino-diphenylmethane and 4,4′-diaminodiphenylsulfone.