Can silica gel products be dyed?

Silica gel products can be dyed. There are many silica gel products on the market, such as silica gel face cleaning brush, silica gel mobiles phones cover, silica gel POTS and bowls, silica gel toys, etc. In our household items also have a lot of people in the use of silicone kitchen utensils and appliances, the manufacturer will according to the needs of the consumers to customize various kitchen utensils and appliances of model and color, silica gel as a kitchen utensils and appliances, of course, will not affect the body health, food-grade silicone does not dissolve in water and any solvents, it has non-toxic tasteless green products, is a highly active silica gel is a highly active adsorption material, With viscosity, hardness, tensile strength, tear strength. But there is a misunderstanding that many people think silicone is silicone rubber, in fact, it is not, silicone rubber is a kind of synthetic rubber. Silica gel is insoluble in non-polar solvents related to silica gel, such as common water-soluble pigments are basic, acidic, and direct dyes. It can only use oil soluble fluorescent dyes and solvent metal complex dyes.
Silicone rubber is alternately, silicon and oxygen atoms in ordinary silicon rubber by methyl and small amounts of vinyl silica link of silicone rubber with good resistance to high and low temperature performance, heat resistance and oil resistance, silicone material supplies is a must in our life, there are a lot of users think the food grade silica gel used in the kitchen will produce unhealthy factors to human body, But I believe that we understand the principle of silica gel dyeing after you can rest assured to buy.