▎ 摘　　要

NOVELTY - Environmentally-friendly spray quick-drying chromium-free fingerprint-free liquid comprises 0.6-0.8 pts. wt. graphene composite antirust pigment, 41.6-69.8 pts. wt. ethyl acetate, 20.0-25.0 pts. wt. ethanol, 0.6-0.8 pts. wt. 3, 3, 3-trifluoropropyl methyl dimethoxy silane, 3.0-5.0 pts. wt. single-component ceramic resin, 3.0-5.0 pts. wt. double-component ceramic resin, and 3.0-5.0 pts. wt. high hardness organosilicone resin. USE - Used as spray quick-drying chromium-free fingerprint-free liquid. ADVANTAGE - The liquid: is environmentally friendly (claimed), and is constructed in a small amount of rust with oil work piece; can form uniform and compact grey or grey black chrome-free fingerprint resistant film; ensures the film layer adhesive force of 0 level; ensures neutral salt fog test time of 108 hours; ensures wet heat test time of 240 hours; ensures that tha film layer does not soften and fall off at high temperature with functions of resisting oil stains, sweat stain and fingerprint. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing spray quick-drying chromium-free fingerprint-free liquid comprising adding ethyl acetate in a reaction kettle, adding ethanol, starting stirring, adding graphene composite anti-rust pigment, stirring for 1-2 hours, adding single-component ceramic resin, double-component ceramic resin, high hardness organosilicone resin, stirring for 3-4 hours, adding 3, 3, 3- trifluoropropyl methyl dimethoxy silane, stirring for 20- 30 minutes to obtain the spray quick-drying type chromium-free fingerprint-free liquid, and using spray filling production line to package into finished product.