abstract |
An object of the present invention is to provide a polymer which can be insolubilized at a low temperature and in a short time, has a high hole injection / transport ability, has high durability, and a composition for an organic electroluminescent device containing the polymer. I do. The polymer of the present invention has a crosslinkable group represented by the following formula (1). Embedded image (The 1,2-dihydrocyclobuta [a] naphthalene ring in the formula (1) may have a substituent.) |