FIELD: production of construction materials. SUBSTANCE: composition contains, parts: high molecular weight caoutchouc prepared by lithium polymerization 100, sulfur 45-55, tetramethylthiuramdisulfide as accelerator of vulcanization 3.6-4.4, zinc stearate as activator of vulcanization 4.5-5.5, transformer oil as softening agent 123-170, kaolin as a filler 57-67, technical carbon having specific surface 12-18 12-18 m2/g 5.7-6.7. Dynamic viscosity of ebonite composition at 70 C is 4820-5230 Pa s, yield stress at 70 C being 1.2 g/cm2. Compressive stress is 270-319 kgf/cm2, tensile stress being 113-152 kgf/cm2, impact viscosity being 29.6 KJ/m3. EFFECT: improves quality of desired product. 1 tbl
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Authors
Dates
1994-07-15—Published
1992-01-03—Filed