Gel cleaning agent for cleaning and repairing silk painting cultural relics as well as preparation method and application of gel cleaning agent

The invention provides a gel cleaning agent for cleaning and repairing silk painting cultural relics as well as a preparation method and application of the gel cleaning agent. The gel cleaning agent is composed of a gel pre-polymerization solution and a cleaning agent, and the characteristic that gel can slowly release a solution and the efficient dirt-removing capacity of the cleaning agent are combined. The product is prepared by the following five steps: preparation of a cleaning agent solution, preparation of a gel prepolymerization solution, assembly of a mold, preparation of a gel cleaning agent, and cleaning and repairing of the silk painting by the gel cleaning agent, and has the advantages of simple cleaning method, high cleaning efficiency, no residual pollution and the like. The gel cleaning agent disclosed by the invention can be used for simultaneously removing various dirt, including mixed dirt of atmospheric pollutants, dust and grease, on silk painting cultural relics; the ...