Use of synthetic surface-active substances and method for milling Portland clinker for the production of gypsumless Portland cements

• Main Authors: HRAZDIRA, JAROSLAV, SKVARA, FRANTISEK RNDR DRCS, VSETECKA, TONAS
• Format: Patent
• Language: English; French; German
• Published: 03.10.1990
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; CRUSHING, PULVERISING, OR DISINTEGRATING; CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; LIME, MAGNESIA; METALLURGY; MILLING GRAIN; PERFORMING OPERATIONS; PREPARATORY TREATMENT OF GRAIN FOR MILLING; REFRACTORIES; SLAG; TRANSPORTING; TREATMENT OF NATURAL STONE

The invention relates to admixtures and a method for milling Portland clinker for the production of gypsumless Portland cements with specific surfaces of from 350 to 750 m /kg. According to the invention, the milling is carried out in the presence of 0.01 to 0.15 mass-% of a synthetic organic surfac...