Whether there is formaldehyde in the kitchen oil-proof sticker depends on what material it is made of. Try to choose PVC resin material, because it is environmentally friendly and healthy, and will not cause adverse effects on human body.
PVC resin material is nontoxic and harmless, and has no peculiar smell. High chemical stability, strong plasticity and durability. Excellent oil resistance and water resistance, will not be soaked by stains, and will be as good as new after cleaning. PVC resin has strong high temperature resistance and high flame retardancy. Even if it encounters a fire source, it will burn slowly, and will not produce harmful gases. If it leaves the flame, it will go out immediately. These characteristics prove that PVC resin has always been a healthy, environmentally friendly, durable and safe product, especially suitable for kitchen environment.