초록 ▼

The invention relates to a composition for forming a heat-insulating ceramic coating on a metal, said composition comprising, in % by weight: 10-50% of potassium silicate 10-50% of silica 5-40% of inorganic filler 1-25% of ceramic fibres 2-40% of water 2-20% of hollow microparticles 0-5% of surface

The invention relates to a composition for forming a heat-insulating ceramic coating on a metal, said composition comprising, in % by weight: 10-50% of potassium silicate 10-50% of silica 5-40% of inorganic filler 1-25% of ceramic fibres 2-40% of water 2-20% of hollow microparticles 0-5% of surface active agent. The invention also relates to a method for preparing a composition having the above-mentioned components. Furthermore, the invention relates to the use of the composition comprising the above-mentioned components, for application to internal combustion engine exhaust pipes. Finally, the invention relates to internal combustion engine exhaust pipes coated with layers of the above-mentioned composition.

대표청구항 ▼

A composition for forming a heat-insulating ceramic coating on a metal, comprising: (i) 10 to 50% by weight of potassium silicate; (ii) 10 to 50% by weight of colloidal silica; (iii) 5 to 40% by weight of inorganic filler; (iv) 1 to 25% by weight of ceramic fibres; (v) 2 to 40% by weight of water; (

A composition for forming a heat-insulating ceramic coating on a metal, comprising: (i) 10 to 50% by weight of potassium silicate; (ii) 10 to 50% by weight of colloidal silica; (iii) 5 to 40% by weight of inorganic filler; (iv) 1 to 25% by weight of ceramic fibres; (v) 2 to 40% by weight of water; (vi) 2 to 20% by weight of hollow microparticles; and (vii) 0 to 5% by weight of surface active agent.