A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
SYNTHETIC GYPSUM AND GYPSUM BOARDS PRODUCED THEREFROM
This invention discloses a synthetic gypsum and gypsum boards produced therefrom. Limestone (Calcium Carbonate), slaked lime (calcium hydroxide), water, and sulfuric acid are mixed, and alpha hemihydrate gypsum is optionally added as crystal seed to produce synthetic gypsum. The synthetic gypsum is then used to make gypsum boards. The gypsum board produced according to this invention contains at least 10% alpha hemihydrate gypsum.
SYNTHETIC GYPSUM AND GYPSUM BOARDS PRODUCED THEREFROM
This invention discloses a synthetic gypsum and gypsum boards produced therefrom. Limestone (Calcium Carbonate), slaked lime (calcium hydroxide), water, and sulfuric acid are mixed, and alpha hemihydrate gypsum is optionally added as crystal seed to produce synthetic gypsum. The synthetic gypsum is then used to make gypsum boards. The gypsum board produced according to this invention contains at least 10% alpha hemihydrate gypsum.
SYNTHETIC GYPSUM AND GYPSUM BOARDS PRODUCED THEREFROM
HSU FENG-SHUO (author) / HOU CHIH-YUAN (author)
2024-10-17
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
GYPSUM BASED SLURRIES FOAMED GYPSUM BOARDS AND METHODS FOR PRODUCING FOAMED GYPSUM BOARDS
European Patent Office | 2018