Using the incoPat patent database,the trend of patent applications,major technology source countries(regions)and target markets,key applicants and core technologies of waste crystalline silicon photovoltaic module recycling technology are analyzed by patent measurement method.Patent applications mainly focus on the research of component separation and recovery devices,ethylene-vinyl acetate copolymer(EVA)removal,glass recycling and hydrometallurgy.The technical processes involved are mainly mechanical and thermal decomposition methods.The direction of technology development should prioritize low-cost,high-efficiency,environmentally friendly recycling treatments.Suggestions for China's photovoltaic recycling field in terms of policies and standards,industry-university-research mechanism and overseas patent layout are put forward.
万方数据
维普
