A composite oil-resistant cable material and its preparation method
A cable and oil-resistant technology, which is applied in the field of composite oil-resistant cable materials and its preparation, can solve the problems of low oil-resistant strength of oil-resistant cables, restrict the use of oil-resistant cables, decrease in tensile strength and elongation at break, and achieve high resistance strength , avoid damage and significant performance degradation, the effect of small changes in tensile strength and elongation at break
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Embodiment 1
[0042] S1: Clay and barium sulfate are taken and crushed to a powder whose mesh size is above 200 mesh;
[0043] S2: Take 60 parts of styrene-butadiene rubber, 24 parts of isoprene rubber, 20 parts of polyvinyl chloride, 6 parts of polyethylene naphthalate, and 10 parts of ethylene glycol dimethacrylate by weight, and put them into the high-speed Mix in a mixer until evenly mixed;
[0044] S3: Add 3 parts of nano-aluminum nitride, 6 parts of crushed clay, 3 parts of crushed barium sulfate, 15 parts of tetrabutyl titanate, and 2 parts of antioxidant 1076 into the high-speed mixer, and mix evenly ;
[0045] S4: Mix the material prepared in S3 in an internal mixer at a temperature of 95° C. for 7 minutes;
[0046] S5: The material is then refined in an open mill, and then pressed into sheets and cut to prepare a composite oil-resistant cable material.
[0047] The tensile strength of the cable material of embodiment 1 is 10.6N / mm 2 , The elongation at break is 215%.
Embodiment 2
[0049] S1: Clay and barium sulfate are taken and crushed to a powder whose mesh size is above 200 mesh;
[0050] S2: Take 40 parts of styrene-butadiene rubber, 33 parts of isoprene rubber, 11 parts of polyvinyl chloride, 15 parts of polyethylene naphthalate, and 4 parts of ethylene glycol dimethacrylate by weight, and put them into the high-speed Mix in a mixer until evenly mixed;
[0051] S3: Add 7 parts of nano-aluminum nitride, 2 parts of crushed clay, 6 parts of crushed barium sulfate, 5 parts of tetrabutyl titanate, and 6 parts of antioxidant 1076 into the high-speed mixer, and mix evenly ;
[0052] S4: Mix the material prepared in S3 in an internal mixer at a temperature of 75° C. for 3 minutes;
[0053] S5: The material is then refined in an open mill, and then pressed into sheets and cut to prepare a composite oil-resistant cable material.
[0054] The tensile strength of the cable material of embodiment 2 is 10.9N / mm 2 , The elongation at break was 221%.
Embodiment 3
[0056] S1: Clay and barium sulfate are taken and crushed to a powder whose mesh size is above 200 mesh;
[0057] S2: Take 55 parts of styrene-butadiene rubber, 27 parts of isoprene rubber, 13 parts of polyvinyl chloride, 8 parts of polyethylene naphthalate, and 6 parts of ethylene glycol dimethacrylate by weight, and put them into the high-speed Mix in a mixer until evenly mixed;
[0058] S3: Add 6 parts of nano-aluminum nitride, 3 parts of crushed clay, 4 parts of crushed barium sulfate, 7 parts of tetrabutyl titanate, and 5 parts of antioxidant 1076 into the high-speed mixer, and mix evenly ;
[0059] S4: Mix the material prepared in S3 in an internal mixer at a temperature of 95° C. for 7 minutes;
[0060] S5: The material is then refined in an open mill, and then pressed into sheets and cut to prepare a composite oil-resistant cable material.
[0061] The tensile strength of the cable material of embodiment 3 is 11.6N / mm 2 , The elongation at break was 248%.
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Abstract
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