Preparation method for plastic base of refrigerator
A plastic base and refrigerator technology, applied in the field of plastics, can solve the problems of permanent compression deformation resistance, insufficient toughness, complex structure, etc., and achieve the effects of good extrusion processing performance, excellent tear resistance performance, and good vulcanization performance
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Embodiment 1
[0017] A method for preparing a refrigerator plastic base, comprising the steps of:
[0018] S1. Heat up polycarbonate resin, ethylene-vinyl acetate copolymer, and acrylonitrile-butadiene-styrene copolymer to obtain the first material;
[0019] S2, add disproportionated rosin, polyethylene wax plastic refining to the first material, add diatomaceous earth, talcum powder, aluminum hydroxide, calcium sulfate whiskers, silane coupling agent, carbon fiber, acetic anhydride, stearyl alcohol, 1, 1-bis-(tert-amyl peroxy) cyclohexane, accelerator TMTM mastication obtains the second material;
[0020] S3. Heat up the second material and masticate it, thin it out, and release the sheet to obtain the plastic base of the refrigerator.
Embodiment 2
[0022] A method for preparing a refrigerator plastic base, comprising the steps of:
[0023] S1. In parts by weight, 80 parts of polycarbonate resin, 45 parts of ethylene-vinyl acetate copolymer, and 20 parts of acrylonitrile-butadiene-styrene copolymer were masticated at 130°C for 10 minutes to obtain the first material;
[0024] S2. Add 2 parts of disproportionated rosin and 4 parts of polyethylene wax to 105 parts of the first material by weight and masticate for 10 minutes, add 80 parts of diatomaceous earth, 8 parts of talcum powder, 30 parts of aluminum hydroxide, and 15 parts of calcium sulfate crystals Whiskers, 2 parts of silane coupling agent, 3 parts of carbon fiber, 12 parts of acetic anhydride, 4 parts of stearyl alcohol, 5 parts of 1,1-bis-(tert-amyl peroxy) cyclohexane, 2 parts of accelerator TMTM mastication 8min, obtain the second material;
[0025] S3. Raise the temperature of the second material to 130° C. for 8 minutes and masticate it for 8 minutes, thin ...
Embodiment 3
[0027] A method for preparing a refrigerator plastic base, comprising the steps of:
[0028] S1. In parts by weight, 100 parts of polycarbonate resin, 35 parts of ethylene-vinyl acetate copolymer, and 40 parts of acrylonitrile-butadiene-styrene copolymer were masticated at 120°C for 18 minutes to obtain the first material;
[0029] S2. Add 4 parts of disproportionated rosin and 2 parts of polyethylene wax to 95 parts of the first material by weight and masticate for 16 minutes, add 60 parts of diatomaceous earth, 16 parts of talcum powder, 20 parts of aluminum hydroxide, and 25 parts of calcium sulfate crystals Whiskers, 1 part of silane coupling agent, 7 parts of carbon fiber, 6 parts of acetic anhydride, 8 parts of stearyl alcohol, 3 parts of 1,1-bis-(tert-amylperoxy) cyclohexane, 4 parts of accelerator TMTM mastication 2min, obtain the second material;
[0030] S3. Raise the temperature of the second material to 140° C. for 4 minutes and masticate it for 4 minutes, pass th...
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