Dewar flask
Vacuum as insulation, cylindrical.
Vakuumdämmplatte · Versiegeltes Vakuum-Sandwich: λ ~0,004–0,008 bis der Beutel leckt.
Vakuumdämmplatte did not arrive as a finished commodity. Dewar 1892 idea; building VIPs 1990s– around Scotland / Germany / Japan still explains who makes it and which tests it sits in.
Ten dated points, five eras and three milestones below are the spine — not a complete industrial history.
Vacuum as insulation, cylindrical.
Consumer vacuum bottles.
Multilayer insulation in space and LNG.
Thin walls, more litres.
European building panels.
Better ageing than glass-fibre cores in some claims.
Product standards catch up.
Internal wall insulation where thickness is illegal.
Declared λ vs installed U-value honesty.
Pack-level thermal.
Vacuum as insulation, cylindrical.
Multilayer insulation in space and LNG.
European building panels.
Product standards catch up.
Declared λ vs installed U-value honesty.
Thin walls, more litres.
Product standards catch up.
Pack-level thermal.
Knowing this timeline is how to read a mill certificate without treating Vakuumdämmplatte as timeless.
Geschmolzenes Gestein oder Glas als A1-Matten — der unbrennbare Standard.
Gesamt 69 🧽Organischer Niedrig-λ-Schaum für Kühlschrank und Bau. Brandschutz braucht PIR und Bekleidung.
Gesamt 46 🕯️Latentwärmepakete, die Schwankungen glätten. Ergänzung, kein λ-Ersatz.
Gesamt 36