公开(公告)号：US10737981B2

公开(公告)日：2020-08-11

申请号：US15711583

申请日：2017-09-21

Applicant: UNITED STATES GYPSUM COMPANY

Inventor： Samar Emami ,  Salvatore C. Immordino ,  Robert H. Negri ,  David D. Pelot ,  Jeffrey F. Grussing ,  Juan Carlos Ruiz Castañeda ,  Christopher R. Nelson ,  John Jason Roxburgh ,  Srinivas Veeramasuneni

IPC: C04B28/14 ,  C04B38/02 ,  C04B22/04 ,  C04B22/10 ,  C04B40/00 ,  C04B22/06 ,  C04B22/14 ,  C04B38/10 ,  C04B111/00

Abstract: A gypsum-based composition of calcium sulfate hemihydrate with (a) alum and calcium carbonate and/or (b) zeolite and sodium percarbonate for making foamed gypsum slurry. A method to make foamed gypsum slurry from the composition. A method to make foamed gypsum product from the composition. A cavity wall having a cavity filled with the foamed gypsum product.