Invention Grant
- Patent Title: Use of sacrificial agents in manufacture of gypsum wallboard
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Application No.: US16751397Application Date: 2020-01-24
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Publication No.: US10941076B2Publication Date: 2021-03-09
- 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
- 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
- US20200157008A1 USE OF SACRIFICIAL AGENTS IN MANUFACTURE OF GYPSUM WALLBOARD Public/Granted day:2020-05-21
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