Patent ID: 6218482
Filing Date: 2001-04-17
Classification: C08G,C09D,G03F

Abstract:
An epoxy resin which contains a group or groups represented by the formula (1), and which has a number average molecular weight of 400 to 10,000, an epoxy equivalent of 100 to 5,000 and an average number of glycidyl ether groups per molecule of 2 to 50 ##STR36##wherein A is a group represented by the formula (2) ##STR37##(wherein R.sup.3 represents a straight-chain or branched-chain saturated aliphatic polyhydric alcohol residue having 2 to 30 carbon atoms which has at least one cyclohexylene group, D represents an oxyalkylene group having 2 or 3 carbon atoms, a, b, c and d each represents an integer of 0 to 25, e and f each represents an integer of 0 to 4, e+f is equal to an integer of 0 to 4 and a+b+c.times.e+d.times.f is equal to an integer of 0 to 50), andB is a group represented by the formula (3)--(D).sub.g --R.sup.4 --(D).sub.h -- (3)(wherein R.sup.4 is a group ##STR38##a group ##STR39##a group ##STR40##D has the same meaning as in the formula (2), and g and h each represents an integer of 0 to 18), andR.sup.1 and R.sup.2 are the same or different and each represents a hydrogen atom, a glycidyl group or a group represented by the formula (pp) ##STR41##(wherein A and B have the same meaning as above, and R.sup.7, R.sup.8 and R.sup.9 are the same or different and each represents a hydrogen atom or a glycidyl group).