CERAMIC MASS FOR CLARIFIED FINISHING BUILDING BRICKS Russian patent published in 2023 - IPC C04B33/14 

FIELD: building materials.

SUBSTANCE: invention relates to production of ceramic masses based on clay raw materials and can be used for manufacturing clarified finishing building bricks. Ceramic mass contains low-melting red-burning clay with a content of iron-containing Fe₂O₃ oxides of at least 3.0% wt., and ZnO and quartz sand are used as a finely dispersed metal oxide, at the following content, % wt.: red-burning clay with a content of Fe₂O₃ of at least 3.0% wt. 62 to 70, quartz sand 20 to 31, ZnO oxide 5 to 7.

EFFECT: higher compression force load resistance and expanded scope of means with the white volumetric colouring thereof.

1 cl, 3 tbl