A monomer is represented by Chemical Formula 1:
wherein in Chemical Formula 1, X
1
and X
2
are independently O, C(═O), or C(═O)O, R
1
to R
10
are independently hydrogen, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C1 to C20 alkoxy group, a substituted or unsubstituted C3 to C20 cycloalkyl group, a substituted or unsubstituted C6 to C20 aryl group, a substituted or unsubstituted C3 to C20 heterocyclic group, a substituted or unsubstituted silyl group, a hydroxy group, a halogen, a nitro group, or a combination thereof, and n1 and n2 are independently an integer ranging from 0 to 3.
单体由
化学式1表示:其中,在
化学式1中,X1和X2独立地为O,C(═O)或C(═O)O,R1到R10独立地为氢,取代或未取代的C1到C20烷基,取代或未取代的C1到C20烷氧基,取代或未取代的C3到C20环烷基,取代或未取代的C6到C20芳基,取代或未取代的C3到C20杂环基,取代或未取代的
硅基,羟基,卤素,硝基或其组合物,n1和n2独立地为0到3的整数。