FIELD: chemistry.
SUBSTANCE: heat-shielding material consists of, wp: ethylene-propylene-diene rubber - 100, sulfur - 2, zinc oxide - 5, stearin - 1, technical carbon P-324 - 2, tetramethylthiuramdisuphide - 0.75 mm, 2-mercaptobenzothiazole - 1.5, dithiodimorpholine - 2, pine rosin - 3, white soot BS-120 - 27, and modifying additives - phosphoroborazole-containing oligomer - 6. Phosphoroborazole-containing oligomer is pretreated with colloidal silicic acid and microwave radiation.
EFFECT: invention allows to reduce the rate of heating of the heat-shielding material and to provide an increase in heat-shielding properties.
2 tbl
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Authors
Dates
2017-10-04—Published
2016-03-22—Filed