HEAT-INSULATING MATERIAL AND PROCESS FOR MANUFACTURING SAME

摘要

The present invention is a heat-insulating material having a dry-pressed product which comprises alumina fine particles and a phosphorus compound. The present invention is also a process for manufacturing a heat-insulating material having a dry -pressed product which contains alumina fine particles, said process including forming a dry-pressed product of a mixed powder which comprises the alumina fine particles and a phosphorus compound.