초록 ▼

In a process for making a thermal insulating body from highly insulating material, opacifier, reinforcing fiber mix and, if desired a binder, the materials are mixed together. The opacifier and/or the reinforcing fiber mix being mixed with a dispersant for forming a first-stage mix, which is then ne

In a process for making a thermal insulating body from highly insulating material, opacifier, reinforcing fiber mix and, if desired a binder, the materials are mixed together. The opacifier and/or the reinforcing fiber mix being mixed with a dispersant for forming a first-stage mix, which is then nextly mixed with the rest of the materials. The material is then compacted.

대표청구항 ▼

In a process for making a thermal insulating body by mixing together the ingredients of a highly insulating particulate material, an opacifier and reinforcing fibers, and then compacting the resulting mixture, and wherein the highly insulating material is the major ingredient, the improvement wherei

In a process for making a thermal insulating body by mixing together the ingredients of a highly insulating particulate material, an opacifier and reinforcing fibers, and then compacting the resulting mixture, and wherein the highly insulating material is the major ingredient, the improvement wherein the opacifier and/or the reinforcing fibers are first mixed with a dispersant for said opacifier or fibers to form a first-stage mix, and then mixing the said first-stage mix with the remainder of the said ingredients, prior to compacting.