| abstract |
The invention discloses a preparation method of a modified composite molecular sieve catalyst, comprising the following steps: step S1, molecular sieve pretreatment; step S2, molecular sieve compounding; step S3, composite molecular sieve loading; step S4, surface modification. The invention also discloses a modified composite molecular sieve catalyst prepared by the above-mentioned preparation method of the modified composite molecular sieve catalyst. The modified composite molecular sieve catalyst disclosed in the invention has high photocatalytic activity, wide visible light response range, good stability and long service life. |