Universal color master batch with high carbon black content and high melt flow rate and preparation method thereof
A flow rate, high melt technology, applied in the field of high carbon black content and high melt flow rate general-purpose color masterbatch and preparation, can solve the problem of low melt flow rate of color masterbatch, which cannot fully meet the needs of non-polar polymers and Issues such as the use of polar polymer systems
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Embodiment 1
[0028] Raw material formula (mass ratio, parts): LDPE (load 2160g, MFR=100g / 10min at a temperature of 190°C) 16.5, oxidized PE wax (140°C viscosity 4000mPa.s, acid value 20mg KOH / g) 10, oxidized PE wax (140°C viscosity 6000mPa.s, acid value 30mg KOH / g) 10, oxidized PE wax (140°C viscosity 8000mPa.s, acid value 40mg KOH / g) 10, CPE (chlorine atomic mass fraction 33%, door Nickel viscosity ML(1+4) is 45 at 120°C, residual melting enthalpy is 0J / g)3, carbon black with high structure (particle size 15nm, specific surface area 100m 2 / g, oil absorption value 105mL / g, tinting strength 100) 50, antioxidant 1010 0.1, antioxidant 1680.15, calcium stearate 0.25.
[0029] Preparation Process:
[0030] High-speed mixing of chlorinated polyethylene resin and stabilizer: In a high-speed mixer, stir the powdered chlorinated polyethylene resin, metal soap heat stabilizer, antioxidant and other additives in a high-speed mixer at a low speed below 500rpm for 2 minutes, Start the high speed, th...
Embodiment 2
[0034] Raw material formula (mass ratio, parts): LLDPE (load 2160g, MFR=150g / 10min at a temperature of 190°C) 15, oxidized PE wax (140°C viscosity 8000mPa.s, acid value 10mg KOH / g) 26, CPE (chlorine The atomic mass fraction is 38%, the Mooney viscosity ML(1+4) is 55 at 120°C, the residual melting enthalpy is 5J / g)3, and the carbon black with high structure (particle size 20nm, specific surface area 120m 2 / g, oil absorption value 125mL / g, tinting strength 110) 55, antioxidant 1010 0.25, antioxidant 168 0.25, barium stearate 0.5.
[0035] Preparation Process:
[0036] High-speed mixing of chlorinated polyethylene resin and stabilizer: In a high-speed mixer, stir the powdered chlorinated polyethylene resin, metal soap heat stabilizer, antioxidant and other additives in a high-speed mixer at a low speed below 500rpm for 2 minutes, Start the high speed, that is, above 1000rpm, stir the material temperature to 60°C, and then discharge it into the jacketed water-cooled mixer to con...
Embodiment 3
[0040] Raw material formula (mass ratio, parts): HDPE (load 2160g, MFR=200g / 10min at a temperature of 190°C) 10, oxidized PE wax (140°C viscosity 6000mPa.s, acid value 15mg KOH / g) 24, CPE (chlorine The atomic mass fraction is 35%, the Mooney viscosity ML(1+4) is 48 at 120°C, the residual melting enthalpy is 1J / g)5, and the carbon black with high structure (particle size 18nm, specific surface area 110m 2 / g, oil absorption value 120mL / g, tinting strength 105)60, antioxidant 1010 0.2, antioxidant 168 0.3, calcium stearate 0.2, barium stearate 0.3.
[0041] Preparation Process:
[0042] High-speed mixing of chlorinated polyethylene resin and stabilizer: In a high-speed mixer, stir the powdered chlorinated polyethylene resin, metal soap heat stabilizer, antioxidant and other additives in a high-speed mixer at a low speed below 500rpm for 2 minutes, Start the high speed, that is, above 1000rpm, stir the material temperature to 50°C, and then discharge it into the jacketed water-c...
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