High dispersion polyethylene coloring masterbatch
A technology for coloring masterbatch and polyethylene, applied in the field of plastic additives, can solve the problems of low dispersibility and weather resistance of masterbatch, and achieve the effects of improving resource utilization, improving wear resistance and anti-aging ability, and improving gloss.
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[0019] Example 1
[0020] A high-dispersion polyethylene coloring masterbatch, comprising the following raw materials by weight: 30 parts of low-density polyethylene, 10 parts of linear low-density polyethylene, 20 parts of rutile titanium dioxide, 2 parts of wetting agent NP-10, silicon oxide and 4 parts of alumina mixture, 0.5 part of white oil, 1 part of coupling agent, 2 parts of polyethylene wax, 0.1 part of antioxidant 1010, and 1 part of calcium carbonate.
[0021] The coupling agent is a zirconium type coupling agent or a tin type coupling agent.
[0022] Its preparation method comprises the following steps:
[0023] A. Add rutile titanium dioxide and wetting agent NP-10 into the mixer, the speed of the mixer is 800r / min, after mixing for 4min, add the mixture of coating agent silicon oxide and aluminum oxide, and continue to mix for 18min;
[0024] B. Add low density polyethylene, linear low density polyethylene, dispersant polyethylene wax, antioxidant 1010, white ...
Example Embodiment
[0026] Example 2
[0027] A high-dispersion polyethylene coloring masterbatch, comprising the following raw materials by weight: 50 parts of low-density polyethylene, 20 parts of linear low-density polyethylene, 35 parts of rutile titanium dioxide, 6 parts of wetting agent NP-10, silicon oxide and 8 parts of alumina mixture, 1 part of white oil, 2 parts of coupling agent, 3 parts of polyethylene wax, 0.8 part of antioxidant 1010, and 4 parts of calcium carbonate.
[0028] The ratio of the mixture of silica and alumina is 3:1.
[0029] The coupling agent is a tin coupling agent.
[0030] The preparation method of this example is the same as that of Example 1.
Example Embodiment
[0031] Example 3
[0032] A high-dispersion polyethylene coloring masterbatch, comprising the following raw materials in parts by weight: 35 parts of low-density polyethylene, 12 parts of linear low-density polyethylene, 24 parts of rutile titanium dioxide, 3 parts of wetting agent NP-10, silicon oxide and 6 parts of alumina mixture, 0.8 part of white oil, 1.2 part of coupling agent, 2 parts of polyethylene wax, 0.5 part of antioxidant 1010, and 3 parts of calcium carbonate.
[0033] The coupling agent is titanate.
[0034] The ratio of the silicon oxide to the aluminum oxide mixture is 2:1.
[0035] Its preparation method comprises the following steps:
[0036] A. Add rutile titanium dioxide and wetting agent NP-10 into the mixer, the speed of the mixer is 700r / min, after mixing for 5min, add the mixture of coating agent silicon oxide and aluminum oxide, and continue to mix for 16min;
[0037] B. Add low density polyethylene, linear low density polyethylene, dispersant pol...
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