abstract |
A polymer having a polar group and excellent in heat resistance and a method for producing the same are provided. A polymer represented by the following formula (1): (X 1 , X 2 , X 3 and X 4 represent atoms of Group 16 of the periodic table of the elements, R 1 and R 2 represent a hydrogen atom or a hydrocarbon group, and A 1 , A 2 , A 3 , A 4 , A 5 , A 6 , A 7 , A 8 , A 9 and A 10 are a hydrogen atom, a halogen atom, an alkyl group, an aralkyl group, an aryl group, a substituted silyl group, an alkoxy group, an aralkyloxy group, an aryloxy group, Represents a disubstituted amino group or a hydrocarbon thio group.) [Selection figure] None |