种CuCrO2/TiO2复合光催化剂及其制备方法

• Format: Patent
• Language: Chinese
• Published: 22.02.2017
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; THEIR RELEVANT APPARATUS; TRANSPORTING; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

本发明涉及种CuCrO/TiO复合光催化剂，它由CuCrO纳米晶通过旋涂法或者浸渍法沉积于TiO纳米棒阵列薄膜上，得到CuCrO/TiO复合薄膜，再对CuCrO/TiO复合薄膜进行热处理得到。按照本发明方法制备出的光催化剂可以在解决催化剂固化、回收困难等问题的同时，发挥出p-n结的优势，在p-n结内建电场的作用下有效抑制载流子的复合，促进光生载流子的分离，提高量子效率，进而提高光催化效率。