Patent ID: 11865529
Assignee: NGK INSULATORS, LTD.
Field: Materials, metallurgy (Chemistry)
Classification: CPC B  F  C  H | IPC B  H

Claim 0:
1. A ceramic honeycomb structure, comprising: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the plurality of cells to form a fluid flow path extending from one end face to other end face,
wherein the honeycomb structure contains:
1) Particles comprising one or more selected from silicon carbide, silicon nitride and aluminum nitride; and
2) Silicon doped with a dopant,
wherein the dopant is a Group 13 element or a Group 15 element, and
wherein the honeycomb structure has a silicon content of from 20 to 80% by mass, and the honeycomb structure has a porosity of 30% or less.