▎ 摘　　要

NOVELTY - A high heat dissipation solar photovoltaic backplane includes an outer layer and an inner layer. The raw material for preparing the outer layer includes polyolefin. The raw materials for preparing the inner layer include polyolefin, boron nitride nanosheets, and modified graphene oxide. USE - High heat dissipation solar photovoltaic backplane. ADVANTAGE - The prepared high heat dissipation solar photovoltaic backplane has excellent thermal conductivity, insulation property, and dimensional stability, which greatly improves the heat dissipation performance of the solar cell backplane. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a preparation of a high heat dissipation solar photovoltaic backplane, which involves extruding and forming the high heat dissipation type solar photovoltaic backplane by an extruder.