BORON-FREE ANTI-SAGGING ADDITIVE FOR GYPSUM BUILDING MATERIALS

• Main Authors: STEINBAUER, MICHAEL, WEIGAND, DAVID, PIETSCHMANN, BERND, KOHLER, JULIANE, KOHLER, VERENA
• Format: Patent
• Language: English; French
• Published: 08.08.2023
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

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. L'invention concerne un additif anti-affaissement pour la production d'articles moulés en plâtre. L...