COMPOSITION FOR MANUFACTURING FIRE-RETARDANT COATING AND METHOD OF ITS MANUFACTURE Russian patent published in 2018 - IPC C09D5/18 C09K21/00 C09K21/14 

FIELD: chemistry.

SUBSTANCE: composition is described for manufacturing a fire-retardant coating, that includes polymethylsiloxane or polymethylphenylsiloxane rubber, a coke-forming bulging component - oxidized graphite, glass glazed microspheres, a coke-forming bulging component - pentaerythritol, phosphate mono-substituted ammonium, a coke-forming bulging component - melamine, aluminium hydroxide, chopped glass fibre, water repellent - organosilicon fluid, a curing catalyst - gammaaminopropyltriethoxysilane in the following ratio of components, pts. wt : polymethylsiloxane or polymethylphenylsiloxane rubber 40.0-75.0, oxidized graphite 12.0-18.0, glass glazed microspheres 1.5-3.5, pentaerythritol 13.0-18.0, phosphate mono-substituted ammonium 13.0-18.0, melamine 4.0-6.5, aluminium hydroxide 7.0-14.0, chopped glass fibre 1.5-3.5, water repellent - organosilicon fluid 5.0-10.0, curing catalyst - gammaaminopropyltriethoxysilane 5.0-9.0. A method of manufacturing the compositionis is also described.

EFFECT: coating with increased strength and improved processability is obtained.

2 cl, 2 tbl