Patent ID: 7566758
Filing Date: 2009-07-28
Classification: B41J,C08G

Abstract:
1. An epoxy resin composition, comprising: (i) a first epoxy resin having a polydispersity ranging from 3.5 to 5.0, wherein the first epoxy resin is represented by formula (A1-1) or (A1-2): wherein a/b=5/3 and Mn=14,000; wherein a/d=5/3 and Mn=15,000; (ii) a second epoxy resin having a polydispersity ranging from 1.5 to 3.0, wherein the second epoxy resin is represented by formula (A2−1): wherein a/d=3/1 and Mn=4,000; and (iii) a cationic polymerization catalyst.