Invention Grant
- Patent Title: Use of sacrificial agents in manufacture of gypsum wallboard
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Application No.: US15328719Application Date: 2014-08-05
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Publication No.: US10584062B2Publication Date: 2020-03-10
- Inventor: Russell L. Hill
- Applicant: Boral IP Holdings (Australia) Pty Limited
- Applicant Address: AU North Sydney
- Assignee: Boral IP Holdings (Australia) Pty Limited
- Current Assignee: Boral IP Holdings (Australia) Pty Limited
- Current Assignee Address: AU North Sydney
- Agency: Bookoff McAndrews, PLLC
- International Application: PCT/US2014/049733 WO 20140805
- International Announcement: WO2016/022102 WO 20160211
- Main IPC: C04B28/14
- IPC: C04B28/14 ; B29C44/12 ; E04B1/94 ; E04B2/72 ; C04B111/00 ; C04B111/10 ; B29K79/00 ; B29K105/04 ; B29K105/20 ; B29L31/00
Abstract:
The present invention relates to the use of sacrificial agents to counteract the deleterious impact of gypsum contaminants on the effectiveness of certain stucco additives, particularly, water reducing agents and foaming agents, in a stucco slurry used to make gypsum wallboard.
Public/Granted literature
- US20170210671A1 USE OF SACRIFICIAL AGENTS IN MANUFACTURE OF GYPSUM WALLBOARD Public/Granted day:2017-07-27
Information query
