Antistatic, antibacterial and graphene-reinforced composite polyester fiber and preparation method thereof
A composite polyester and graphene technology, applied in fiber processing, conjugated synthetic polymer artificial filament, filament/wire forming, etc., can solve the problems of non-permanence, poor washing resistance, etc., and achieve strength enhancement , cost reduction, and the effect of adding less
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[0029] Example 1
[0030] Add in parts by weight (the "parts" below are all parts by weight) and mix 1 part of graphene powder (the particle size range of graphene powder is 500nm to 2000nm) and 99 parts of ethylene glycol liquid (purity of ethylene glycol ≥99.9%) , put in 1 part of the dispersant (the dispersant is one of silane ester or amino silane ester dispersant or its mixture), 1 part of the coupling agent (the coupling agent can be a kind of silane coupling agent or Mixture of several kinds), stir evenly, grind for 3 hours, and then disperse with ultrasonic wave for 3 hours to make graphene / ethylene glycol solution with evenly dispersed graphene, and then purified terephthalic acid according to (purified terephthalic acid) : ethylene glycol) molar ratio (1:1.12) into the graphene / ethylene glycol solution, stir for 0.5 hours to stir evenly to form a slurry, and then heat for esterification and polymerization according to the polyester production process Reaction to gen...
Example Embodiment
[0033] Example 2
[0034] Add 3.5 parts by weight of graphene powder (the particle size range of graphene powder is 500nm to 2000nm) and 96.5 parts of ethylene glycol liquid (ethylene glycol purity ≥99.9%) and mix, and put in 1 part by weight of dispersant (dispersant). It is one of silane ester or amino silane ester dispersant or its mixture), 1 part weight of coupling agent, stir evenly, grind for 3 hours, and then disperse by ultrasonic wave for 3 hours to make graphite with uniformly dispersed graphene ethylene / ethylene glycol solution, then purified terephthalic acid was put into the graphene / ethylene glycol solution according to the molar ratio of (purified terephthalic acid: ethylene glycol) (1:1.15), and stirred for 0.5 hours to Stir evenly to form a slurry, and then according to the polyester production process, heat for esterification and polymerization to generate polyester melt, and cool and granulate to generate polyester particles with antistatic, antibacterial a...
Example Embodiment
[0037] Example 3
[0038]Add 10 parts by weight of graphene powder (the particle size range of graphene powder is 500nm to 2000nm) and 90 parts of ethylene glycol liquid (ethylene glycol purity ≥99.9%) and mix, and put in 3 parts by weight of a dispersion accelerator (dispersion accelerator). Silane ester or amino silane ester dispersant or a mixture thereof), 3 parts by weight of coupling agent, stir evenly, grind for 3 hours, and then disperse with ultrasonic wave for 3 hours to make graphene evenly dispersed Graphene / ethylene glycol solution, then put purified terephthalic acid into the graphene / ethylene glycol solution according to the molar ratio (1:1.15) of (purified terephthalic acid:ethylene glycol), and stirred for 0.5 hours It is stirred evenly to form slurry, and then according to the polyester production process, esterification and polymerization are carried out by heating to generate polyester melt, and then cooled and granulated to generate polyester particles wi...
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