Styryl siloxy polyphenylene ether resin, preparation method therefor and application thereof

A styryl siloxy polyphenylene ether resin, wherein the styryl siloxy polyphenylene ether resin has a structure of Formula (I):

• wherein R1 is
• R is a covalent bond or anyone selected from the group consisting of substituted or unsubstituted C1-C8 linear chain alkyl groups, substituted or unsubstituted C1-C8 branched chain alkyl groups, —O—, —S—,
• and —SO2—;
• R5, R6, R7, R8, R9, R10, R11 and R12 are each independently anyone selected from the group consisting of hydrogen, substituted or unsubstituted C1-C8 linear chain alkyl groups, substituted or unsubstituted C1-C8 branched chain alkyl groups, substituted or unsubstituted C2-C10 linear chain alkenyl groups, substituted or unsubstituted C2-C10 branched chain alkenyl groups, and substituted or unsubstituted phenyl group;
• m is 0 or 1;
• R2 and R3 are each independently anyone selected from the group consisting of substituted or unsubstituted C1-C10 linear chain alkyl groups, substituted or unsubstituted C1-C10 branched chain alkyl groups, substituted or unsubstituted C2-C10 linear chain alkenyl groups, substituted or unsubstituted C2-C10 branched chain alkenyl groups, substituted or unsubstituted cycloalkyl groups, substituted or unsubstituted aryl groups and substituted or unsubstituted alkylaryl groups;
• R4 is selected from the group consisting of hydrogen and any organic groups of C1-C20 satisfying the chemical environment thereof;
• n1 and n2 are integers greater than 0, satisfying 4≤n1+n2≤25.