A shaped thermal insulation body comprises inorganic material. The shaped body has the following, weight-related composition: approx. 20 wt. % inorganic filling material: approx. 40 wt. % opacifier; approx. 10 wt. % fibrous material; and approx. 15 wt. % hardening agent as well as approx. 15 wt. % w
A shaped thermal insulation body comprises inorganic material. The shaped body has the following, weight-related composition: approx. 20 wt. % inorganic filling material: approx. 40 wt. % opacifier; approx. 10 wt. % fibrous material; and approx. 15 wt. % hardening agent as well as approx. 15 wt. % water. The shaped body only contains a small amount of fumed silica with a comparatively small BET surface. Water glass is excluded during its manufacture. It can be used as a spacer for radiant heaters.
대표청구항▼
1. A shaped thermal insulation body of inorganic material with at least the following, weight-related components: a) 5 to 70 wt. % inorganic filling material, b) 5 to 50 wt. % opacifier, c) 1 to 25 wt. % hardening agent, and d) mm 0.5 wt. % water, wherein the hardening agent comprises CaO.
1. A shaped thermal insulation body of inorganic material with at least the following, weight-related components: a) 5 to 70 wt. % inorganic filling material, b) 5 to 50 wt. % opacifier, c) 1 to 25 wt. % hardening agent, and d) mm 0.5 wt. % water, wherein the hardening agent comprises CaO. 2. A shaped thermal insulation body according to claim 1, wherein it additionally has 1 to 20 wt. % inorganic fibrous material. 3. A shaped thermal insulation body according to claim 2, wherein the fibrous material is S2-glass. 4. A shaped thermal insulation body according to claim 1, wherein 0.5 to 35 wt. % water are present. 5. A shaped thermal insulation body according to claim 4, wherein approximately 15 wt. % water are present. 6. A shaped thermal insulation body according to claim 1, wherein the inorganic filling material proportion is 15 to 20 wt. %. 7. A shaped thermal insulation body according to claim 1, wherein the inorganic filling material is at least one element selected from the group consisting of fumed silica, arc silica, wollastonite, vermiculite, mica, vitreous bodies and mixtures thereof. 8. A shaped thermal insulation body according to claim 7, wherein the BET surface of the fumed silica is below 350 m2/g. 9. A shaped thermal insulation body according to claim 8, wherein the BET surface of the fumed silica is approximately 130 m2/g. 10. A shaped thermal insulation body according to claim 1, wherein the shaped thermal insulation body contains as the opacifier metal oxides. 11. A shaped thermal insulation body according to claim 10, wherein the shaped thermal insulation body contains as the opacifier TiO2. 12. A shaped thermal insulation body according to claim 10, wherein the shaped thermal insulation body contains SIC as the opacifier. 13. A shaped thermal insulation body according to claim 1, wherein the shaped thermal insulation body further contains as hardening agents oxides of the II or III main group of the periodic table. 14. A shaped thermal insulation body according to claim 13, wherein the hardening agent further comprises MgO. 15. A shaped thermal insulation body according to claim 1, wherein the shaped thermal insulation body further contains as hardening agents hydroxides of the II and III main group of the periodic table. 16. A shaped thermal insulation body according to claim 15, wherein the shaped thermal insulation body further contains as hardening agents an element from the following group: Mg(OH)2,Ca(OH)2,B(OH)3and/or Al(OH)3. 17. A shaped thermal insulation body according to claim 1, wherein the shaped thermal insulation body further contains as hardening agents mixed oxides from the following group: II, III or IV main group of the periodic table. 18. A shaped thermal insulation body according to claim 17, wherein the shaped thermal insulation body contains cements as hardening agents. 19. A shaped thermal insulation body, wherein it is produced whilst excluding water glass.
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