Flame-proof polyamide composition with improved electricity insulating property
A technology of flame retardant polyamide and composition, applied in the field of flame retardant polyamide composition and polyamide modified material, to achieve excellent electrical insulation performance and flame retardant performance, meet performance requirements, and improve the effect of electrical insulation performance
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[0025] specific implementation
[0026] Below in conjunction with embodiment, the present invention is described in further detail:
[0027] Examples 1 and 2: nylon 66 was used as the matrix resin, red phosphorus masterbatch was used as the flame retardant, PP-g-MAH was used as the compatibilizer, and the alkaline earth metal oxide was calcium oxide.
[0028] raw material name
Proportion 1
Matching 2
Nylon 66
45
60
Red Phosphorus Masterbatch
18
15
PP-g-MAH
5
4
E-glass fiber
30
20
Antioxidant is 1010 / 168 (1:1)
1
0.5
Calcium Oxide
1
0.5
[0029] Put the above components except glass fiber into a high-speed mixer in proportion to mix for 4 minutes, then add glass fiber and extrude and granulate with a screw extruder. The processing temperature is 270 ° C, and the screw speed is 450 rpm.
[0030] The properties of the flame retardant polyamid...
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