Plasticizer combination for building materials

US4137088A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Gerhard Debus · Idstein, DE
• Volker Knittel · Wiesbaden, DE

Key dates

• Filing date: Feb 2, 1978
• Grant date: Jan 30, 1979
• Expiry date: Feb 2, 1998

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B28/02
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

This invention relates to an additive combination, for water-containing, setting building materials, in particular those of cement, based on an anionic polyelectrolyte, and including at least one nonionic, low-foaming surfactant. The invention also relates to a process for plasticizing water-containing, setting building materials.