Title:
BORON-FREE ANTI-SAGGING ADDITIVE FOR GYPSUM BUILDING MATERIALS
Document Type and Number:
WIPO Patent Application WO/2020/083457
Kind Code:
A8
Abstract:
The invention concerns an anti-sagging additive for producing shaped gypsum articles. The additive is boron-free and comprises L-tartaric acid and/or L-tartrates and a pH-enhancing compound.
Inventors:
PIETSCHMANN BERND (DE)
STEINBAUER MICHAEL (DE)
WEIGAND DAVID (DE)
KOHLER VERENA (DE)
KÖHLER JULIANE (AT)
STEINBAUER MICHAEL (DE)
WEIGAND DAVID (DE)
KOHLER VERENA (DE)
KÖHLER JULIANE (AT)
Application Number:
PCT/EP2018/000492
Publication Date:
April 01, 2021
Filing Date:
October 26, 2018
Export Citation:
Assignee:
KNAUF GIPS KG (DE)
International Classes:
C04B40/00; C04B28/14
Attorney, Agent or Firm:
KNAUF GIPS KG (DE)
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