B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 13/08 (2006.01) B32B 3/26 (2006.01)
Patent
CA 2700401
This invention provides gypsum wallboards with a unique microstructure where the walls between voids are enhanced in thickness and strength to substantially improve the strength and handling properties of the wallboards. A method of making lightweight gypsum wallboards is also provided.
L'invention concerne des plaques de plâtre ayant une microstructure unique où les parois entre des vides ont une épaisseur plus importante et une meilleure résistance pour améliorer sensiblement les propriétés de résistance et de manipulation des plaques. L'invention concerne également un procédé de fabrication de plaque de plâtre légère.
Company United States Gypsum
Gowling Lafleur Henderson Llp
LandOfFree
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