Solid-state electrolyte for dye-sensitized solar cells

• Main Author: DONG XIULING
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2019
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; ELECTRICITY

The invention discloses a solid-state electrolyte for dye-sensitized solar cells, which is characterized by comprising the following components by weight: 35-55 parts of tetraacetonitrile quaternary ammonium salt ionic crystals, 10-15 parts of 3,6-diacetylene carbazole organic ions, 5-10 parts of iodine, 5-8 parts of additives and 2-5 parts of surface ionization modified graphene quantum dots, wherein there is one or more additives selected from methyl benzimidazole, butyl benzimidazole and tert-butyl pyridine. The solid-state electrolyte for dye-sensitized solar cells disclosed by the invention has the advantages of low preparation cost, higher conductivity, better stability, easier packaging, capability of improving the stability and photoelectric conversion efficiency of dye-sensitizedsolar cells, and safer and more environment-friendly use. 本发明公开了种染料敏化太阳能电池用固态电解质，其特征在于，包括如下重量份的各组分：四乙腈基季铵盐型离子晶体35-55份；3,6-二乙炔基咔唑类有机离子10-15份；碘单质5-10份；添加剂5-8份；表面离子化改性石墨烯量子点2-5份；所述的添加剂为甲基苯并咪唑、丁基苯并咪唑、叔丁基吡啶中的种或几种。本发明公开的染料敏化太阳能电池用固