Fire retardant enhanced high-temperature-resistant polycarbonate composite material and preparation method thereof
A technology of polycarbonate and composite materials, applied in the field of polymer materials, can solve the problems of taking care of one and the other, and achieve the effects of improving flame retardancy, low warpage performance, and good processing fluidity
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Embodiment 1
[0044] A flame-retardant reinforced high-temperature-resistant polycarbonate composite material is made of the following components in parts by weight:
[0045] 40 parts of polycarbonate;
[0046] Carbon fiber 30 parts;
[0047] 5 parts heat-resistant agent;
[0048] 4 parts of main flame retardant;
[0049] 2 parts of auxiliary flame retardant;
[0050] 0.4 parts of coupling agent;
[0051] Antioxidant 0.2 parts;
[0052] Lubricant 0.3 parts;
[0053] Toughening agent 0.5 part.
[0054] Wherein, the polycarbonate is bisphenol A PC with a number average molecular weight of 20000-30000.
[0055] Wherein, the diameter of the carbon fiber is 7-15 microns, and the length is 4-6 mm.
[0056] Wherein, the heat-resistant agent is selected from two or more of dibutyltin dilaurate, calcium laurate, magnesium stearate, and trinonylphenyl phosphite.
[0057] Wherein, the main flame retardant is a mixture of calcium polyphosphate and diphenyl phosphate in a weight ratio of 1:0.5....
Embodiment 2
[0065] A flame-retardant reinforced high-temperature-resistant polycarbonate composite material is made of the following components in parts by weight:
[0066] 70 parts of polycarbonate;
[0067] Carbon fiber 50 parts;
[0068] 13 parts of heat-resistant agent;
[0069] 14 parts of main flame retardant;
[0070] 10 parts of auxiliary flame retardant;
[0071] 1.6 parts of coupling agent;
[0072] Antioxidant 0.8 part;
[0073] 1.2 parts of lubricant;
[0074] Toughening agent 2.2 parts.
[0075] Wherein, the polycarbonate is bisphenol A PC with a number average molecular weight of 20000-30000.
[0076] Wherein, the diameter of the carbon fiber is 7-15 microns, and the length is 4-6 mm.
[0077] Wherein, the heat-resistant agent is selected from two or more of dibutyltin dilaurate, calcium laurate, magnesium stearate, and trinonylphenyl phosphite.
[0078]Wherein, the main flame retardant is a mixture of calcium polyphosphate and diphenyl phosphate in a weight ratio o...
Embodiment 3
[0086] A flame-retardant reinforced high-temperature-resistant polycarbonate composite material is made of the following components in parts by weight:
[0087] 55 parts of polycarbonate;
[0088] Carbon fiber 40 parts;
[0089] 9 parts of heat-resistant agent;
[0090] 9 parts of main flame retardant;
[0091] 6 parts of auxiliary flame retardant;
[0092] 1 part of coupling agent;
[0093] 0.5 part of antioxidant;
[0094] 0.7 parts of lubricant;
[0095] Toughening agent 1.3 parts.
[0096] Wherein, the polycarbonate is bisphenol A PC with a number average molecular weight of 20000-30000.
[0097] Wherein, the diameter of the carbon fiber is 7-15 microns, and the length is 4-6 mm.
[0098] Wherein, the heat-resistant agent is selected from two or more of dibutyltin dilaurate, calcium laurate, magnesium stearate, and trinonylphenyl phosphite.
[0099] Wherein, the main flame retardant is a mixture of calcium polyphosphate and diphenyl phosphate in a weight ratio of ...
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