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US 2026/0062358 A1Published application
Plasterboard and manufacture thereof
AssigneeSaint-Gobain Placo
InventorsZoé RHODES, Christine NGUYEN, Olivier FRANCY
Life of this patent
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Abstract
The invention relates to plasterboard comprising a plaster core arranged between two cover sheets; wherein said plaster core comprises a matrix of gypsum crystals and air pores; wherein at least 90%, preferably at least 94%, more preferably at least 98%, of the air pores are connected by a constriction; and wherein the average neighbor coordination of the connected air pores is between 2 and 6, preferably between 3 and 5.
Claims16
A plasterboard comprising a plaster core arranged between two cover sheets;
- wherein said plaster core comprises a matrix of gypsum crystals and air pores;
- wherein at least 90% of the air pores are connected by a constriction;
- and
- wherein an average neighbor coordination of the connected air pores is between 2 and 6.
1 more element
Dependencies are inferred from the claim text.