HONEYCOMB STRUCTURE AND HONEYCOMB FILTER

摘要

　A honeycomb structure (100) has a plurality of through-holes (110) divided by a porous partition wall (120), a coating layer (140) is formed inside a through-hole (110a) of the plurality of through-holes (110), the coating layer (140) covers at least a portion of the partition wall (120) and contains particles including an oxide, and the total amount of an alkali metal in terms of an oxide in the particles is 0.100% by mass or less.