Patent ID: 8524921

Claim:
A tetracarboxylic dianhydride represented by the following formula (1). wherein in formula (1), R 1 , R 2 , R 3 and R 4 each independently represent an alkyl group having from 1 to 5 carbon atoms, and m represents a number from 1 to 30; all of the silicon atoms bonding to the norbornane rings in formula (1) are in an exo-configuration with respect to the norbornane rings, and all of the dicarboxylic anhydride groups bonding to the norbornane rings are in an exo-configuration with respect to the norbornane rings, and wherein the tetracarboxylic dianhydride represented by the following formula (1) has a viscosity of 0.1-45000 Pa·s at 25° C.