Hydration control mixture for mortar and cement compositions

US10815152B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Joachim DENGLER · Trostberg, DE
• Christoph Hesse · Ebersberg, DE
• Sebastian Seufert · Trostberg, DE

Key dates

• Filing date: Jun 9, 2017
• Grant date: Oct 27, 2020
• Expiry date: Sep 8, 2037

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02W30/91
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The present invention relates to a mixture comprising at least one compound comprising an α-hydroxy-carboxylic unit, α-hydroxy-sulfonic acid unit or α-carbonyl-carboxylic unit and at least one water-soluble organic carbonate. The mixture is useful as a hydration control agent in construction chemical compositions comprising an inorganic binder.