Composition of high-strength and cold-resistant butadiene-acrylonitrile rubber and butadiene rubber
A technology of nitrile rubber and cis-butadiene rubber is applied in the field of nitrile rubber to achieve the effects of good wear resistance, excellent cold resistance and long service life
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[0014] Example 1
[0015] A combination of high-strength and cold-resistant nitrile rubber and butadiene rubber, the raw materials of which comprise in parts by weight:
[0016] 67 parts of nitrile rubber, 35 parts of butadiene rubber, 2.6 parts of sulfur, 3 parts of zinc oxide, 1.15 parts of antioxidant OPPD, 1.2 parts of antioxidant MB, 4 parts of stearic acid, 65 parts of white carbon black, carbon black N33023 Parts, 0.9 parts of dioctyl oxalate, 0.9 parts of accelerator DBX, 0.3 parts of benzylamine, 1.1 parts of γ-aminopropyl triethoxysilane, 1.1 parts of processing aid WB212, 4 parts of light calcium carbonate Part, 35 parts of mixed gas carbon black, of which the content of acrylonitrile in nitrile rubber is 380%.
Example Embodiment
[0017] Example 2
[0018] A combination of high-strength cold-resistant nitrile rubber and butadiene rubber, the raw materials of which comprise by weight:
[0019] 70 parts of nitrile rubber, 26 parts of butadiene rubber, 2.5 parts of sulfur, 2.5 parts of zinc oxide, 1.2 parts of antioxidant OPPD, 0.85 parts of antioxidant MB, 6 parts of stearic acid, 67 parts of white carbon black, carbon black N33037 Parts, 0.8 parts of dioctyl oxalate, 1.1 parts of accelerator DBX, 0.35 parts of benzylamine, 1.1 parts of γ-aminopropyltriethoxysilane, 1.2 parts of processing aid WB212, 4 parts of light calcium carbonate The content of acrylonitrile in the nitrile rubber is 38.2%.
Example Embodiment
[0020] Example 3
[0021] A combination of high-strength cold-resistant nitrile rubber and butadiene rubber, the raw materials of which comprise by weight:
[0022] 67 parts of nitrile rubber, 38 parts of butadiene rubber, 3 parts of sulfur, 3 parts of zinc oxide, 1.1 parts of antioxidant OPPD, 0.7 parts of antioxidant MB, 5 parts of stearic acid, 68 parts of white carbon black, carbon black N33027 Parts, 0.85 parts of dioctyl oxalate, 1.12 parts of accelerator DBX, 0.35 parts of benzylamine, 1.1 parts of γ-aminopropyltriethoxysilane, 1.25 parts of processing aid WB212, 3.4 parts of light calcium carbonate The content of acrylonitrile in the nitrile rubber is 39%.
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