Flame retardant conducting polymer composition
A conductive polymer and composition technology, applied in the direction of conductive materials dispersed in non-conductive inorganic materials, etc., can solve the problems of potential safety hazards, easy combustion in case of fire, poor flame retardant effect, etc., to achieve improved dispersion, bio Uniform heat distribution, high safety and reliability
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[0037] Example 1
[0038] Low density polyethylene (melting temperature 105℃-115℃) 100 parts by weight
[0039] Carbon black (particle size 30nm-40nm) 45 parts by weight
[0040] Ammonium polyphosphate 30 parts by weight
[0041] Melamine 20 parts by weight
[0042] Aluminum hydroxide 15 parts by weight
[0043] Ethylene-ethyl acrylate copolymer 30 parts by weight
[0044] Calcium carbonate filler 6 parts by weight
[0045] Tetra-(4-hydroxy-3,5-tert-butylphenylpropionic acid) pentaerythritol ester 0.5 parts by weight
[0046]Trimethanol propane trimethacrylate 2 parts by weight
[0047] According to the above ratio, first add low-density polyethylene and ethylene-ethyl acrylate copolymer into the internal mixer. After the polymer is completely plasticized, add carbon black, ammonium polyphosphate, melamine, aluminum hydroxide, calcium carbonate, Antioxidant and cross-linking agent, control mixing temperature 150℃, mixing time 20min, take out, respectively hot press into 1mm and 3m...
Example Embodiment
[0048] Example 2
[0049] High density polyethylene (melting temperature 130℃-140℃) 100 parts by weight
[0050] Carbon black (particle size 80nm-100nm) 60 parts by weight
[0051] Triphenyl phosphite 30 parts by weight
[0052] Melamine cyanurate 25 parts by weight
[0053] Aluminum hydroxide 10 parts by weight
[0054] 40 parts by weight of ethylene-vinyl acetate copolymer
[0055] Calcium carbonate filler 6 parts by weight
[0056] Antioxidant 1010 0.5 parts by weight
[0057] Trimethanol propane trimethacrylate 2 parts by weight
[0058] According to the above ratio, first add high-density polyethylene and ethylene-vinyl acetate copolymer into the open mill. After the polymer is completely plasticized, add carbon black, triphenyl phosphite, melamine cyanurate, hydrogen Alumina, calcium carbonate, antioxidants and cross-linking agents are controlled at a mixing temperature of 190℃, and the mixing time is 10 minutes. Take them out, and heat-press them into samples with a thickne...
Example Embodiment
[0059] Example 3
[0060] Linear low density polyethylene (melting temperature 120℃-130℃) 100 parts by weight
[0061] Carbon black (particle size 20nm-30nm) 45 parts by weight
[0062] Bisphenol A-bis(diphenyl phosphate) 5 parts by weight
[0063] 35 parts by weight of melamine pyrophosphate
[0064] Magnesium hydroxide 50 parts by weight
[0065] Ethylene-acrylic acid copolymer 20 parts by weight
[0066] Zinc oxide filler 8 parts by weight
[0067] Tetra-(4-hydroxy-3,5-tert-butylphenylpropionic acid) pentaerythritol ester 0.5 parts by weight
[0068] Trimethanol propane trimethacrylate 0.5 parts by weight
[0069] According to the above ratio, first add linear low-density polyethylene and ethylene-acrylic acid copolymer into the open mill. After the polymer is completely plasticized, add carbon black, bisphenol A-bis(diphenyl phosphate), and melamine coke in sequence. Phosphate, magnesium hydroxide, zinc oxide, antioxidant and crosslinking agent, control mixing temperature 170℃...
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