| 摘要 |
rubber industry. SUBSTANCE: low-resistant rubber composition is prepared by mixing ingredients, wt parts: butadiene-nitrile rubber, 100; sulfur, 1.8-2.0; altax, 1.3-1.5; N-ceclohexylbenzothiazole sulfeneamide-2, 3.0-3.5; stearine, 1.2-1.5; indenecoumarone resin, 3.0-3.5; zinc white, 3-5; dibutylsebacinate or dibutylphthalate, 12-15; industrial carbon, 50- 55; oligomer of 2,2,4-trimethyl-1,2-dihydroquinoline, 1.0; dianilide of (4-phenylaminophenyl) thiophosphonic acid, 0.5-1.0; 2,4,6-tri(dibutylaminomethyl)phenol, 0.5-1.0. Composition has high heat resistance and dynamic endurance. EFFECT: improved properties of the rubber composition. 2 tbl
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