Patent ID: 8642148

Claim:
An electrifying roller comprising a shaft, an elastic layer formed on the periphery of the shaft, and a surface layer formed on the periphery surface of the elastic layer, wherein said elastic layer is formed by an ultraviolet curing resin having a phosphoester group, and wherein said ultraviolet curing resin is made of a compound represented by the follow Formula (1): (wherein R 1 is represented by the following Formula (2): (CH 2 )m (2) (where m is an integer from 1 to 10), R 2 is represented by any one of the following Formulae (3) to (9): R 3 is represented by any one of the following Formulae (10) to (12): (where r, s and t are an integer from 10 to 150), and n is an integer from 1 to 10).