Ultra-black large-melt-index high-dispersity black master batch special for direct spun fine-denier filaments
A technology of high dispersibility, black masterbatch, applied in the direction of adding pigments in spinning solution, can solve the problem of increasing the difficulty of masterbatch production, and achieve the effect of super black high melting index dispersion performance and high dispersion performance
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[0019] The specific implementation of the present invention will be further described below in conjunction with examples. The following embodiments are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.
[0020] The technical scheme of the present invention is:
[0021] An ultra-black large melt index high-dispersion black masterbatch special for direct spinning fine denier yarn, which is composed of the following components in parts by weight: 25-30 parts of special black carbon black, 74-67 parts of polyester carrier, 1-3 Parts of dispersant.
[0022] The model of the special black carbon black is 26#black, 89#black or 534#black.
[0023] The primary particle size of the special black carbon black is 19-20 nm.
[0024] When preparing the special black carbon black, a carbon black coating agent is added during the carbon black granulation process.
[0025] The polyester carri...
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