A preparation method of laser titanium kitchenware, wherein the laser titanium kitchenware comprises a pan body and a non-stick coating provided on an inner surface of the pan body, wherein the non-stick coating is a nanoscale metal ceramic layer formed by extreme high-speed laser cladding and curing;
- or the non-stick coating is obtained by stacking a nanoscale metal ceramic layer formed by extreme high-speed laser cladding and curing and a new nano-ceramic material formed by curing;
- or the non-stick coating is obtained by alternately stacking a nanoscale metal ceramic layer formed by extreme high-speed laser cladding and curing and a new nano-ceramic material formed by curing for a plurality of times;
- the nanoscale metal ceramic layer comprises 15-45% of titanium-coated particles and 55-85% of new nanocomposite ceramic powder material in percentage by mass;
- the new nano-ceramic material comprises 20-30% of polymethylsiloxane, 0.5-20% of hydroxyl silicone oil, 1-5% of low-melting-point glass powder, 6-10% of silica sol, 5-10% of silicon nitride, 5-10% of nanoscale titanium dioxide, 8-12% of nanoscale aluminum oxide, 6-8% of nanoscale titanium, 3-6% of wetting and dispersing additive, 2-4% of thickener, and 10-15% of water in percentage by mass;
- the new nanocomposite ceramic powder material is at least one of titanium nitride, titanium carbide, silicon carbide, titanium carbonitride, titanium boride, aluminum oxide, lanthanum oxide, yttrium oxide, zirconium oxide, magnesium oxide, hydroxyapatite, and iron powder;
- and
- the titanium-coated particle is of a core-shell structure with three layers, an outer shell layer is a titanium metal, an inner core layer is silicone oil, a resin layer is between the outer shell layer and the inner core layer, and the resin layer is a mixture of polymethylsiloxane and iron powder, wherein in percentage by mass, the titanium metal is 10-40%, polymethylsiloxane is 55-70%, the iron powder is 0.5-2%, and the balance is the silicone oil;
- wherein the preparation method comprises the following steps:
- sandblasting a clean pan body;
- and preparing a non-stick coating on an inner surface of the pan body, wherein
- a method for preparing the non-stick coating comprises:
- heating the pan body to 120-180° C., performing extreme high-speed laser cladding and curing on a powder material of the nanoscale metal ceramic layer to obtain the nanoscale metal ceramic layer of a preset thickness, and performing high-temperature melting and curing at 293-1693° C. to obtain the non-stick coating;
- or
- a method for preparing the non-stick coating comprises:
- heating the pan body to 120-180° C., performing extreme high-speed laser cladding and curing on a powder material of the nanoscale metal ceramic layer to obtain the nanoscale metal ceramic layer, curing a coating of the new nano-ceramic material on the nanoscale metal ceramic layer to obtain the new nano-ceramic material, and performing high-temperature melting and curing at 293-1693° C. to obtain the non-stick coating of a preset thickness;
- or
- a method for preparing the non-stick coating comprises:
- S2:
- heating the pan body to 120-180° C., and performing extreme high-speed laser cladding and curing on a powder material of the nanoscale metal ceramic layer to obtain the nanoscale metal ceramic layer;
- S3:
- curing a coating of the new nano-ceramic material on the nanoscale metal ceramic layer to obtain the new nano-ceramic material;
- and repeating steps S2 and S3 until a preset thickness is obtained, and performing high-temperature melting and curing at 293-1693° C. to obtain the non-stick coating.