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Nano modified large-diameter high-strength wear-resisting type polyester monofilament and production method thereof

A nano-modified, large-diameter technology, applied in the direction of single-component polyester rayon, melt spinning, rayon manufacturing, etc., can solve the strength, elongation at break, dry heat shrinkage, wear resistance defects, affect work performance and use range, etc., to achieve the effect of wide use range, high uniformity and convenient operation

Active Publication Date: 2014-04-23
NANTONG NTEC MONOFILAMENT TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Existing monofilaments have defects in strength, elongation at break, dry heat shrinkage, wear resistance, etc., which affect work performance and application range

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0010] A nano-modified large-diameter high-strength wear-resistant polyester monofilament, which is composed of polymer and nano-powder, wherein the weight percentage of polymer is 98-99.5% (for example, 98%, 99%, 99.5%), nano The weight percentage of the powder is 0.05~2% (eg 0.05%, 1%, 2%); the polymer is composed of polyethylene terephthalate and polytrimethylene terephthalate or polyethylene terephthalate Composed of butylene glycol ester, wherein the weight percentage of polyethylene terephthalate in the polymer is 90~98% (90%, 95%, 98%), polytrimethylene terephthalate or polyethylene terephthalate The weight percent of butylene glycol is 2-10% (example 2%, 5%, 10%); the nano-powder is composed of titanium dioxide and silicon carbide or magnesium carbonate, wherein the content of titanium dioxide is 90-98% (90% . / dtex, the elongation at break is 15~35%, and the dry heat shrinkage at 180°C for 10 minutes is 0.5~6%. The monofilament section is round or profiled.

[0011...

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PUM

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Abstract

The invention discloses a nano modified large-diameter high-strength wear-resisting type polyester monofilament and a production method thereof. The product is composed of a polymer and nano powder, wherein the weight percent of the polymer is 98-99.5% and the weight percent of the nano powder is 0.05-2%; the monofilament diameter or the equivalent diameter is 0.05mm-2mm; the monofilament strength is more than or equal to 6.8CN / dtex; the elongation at break is 15-35%; the dry heat retraction rate after treatment at 180 DEG C for 10 minutes is 0.5-6%. According to the nano modified large-diameter high-strength wear-resisting type polyester monofilament and the production method thereof, the process is simple and the operation is convenient; molded fibers have the characteristics of high strength, high wear resistance, high uniformity and the like; the wear resistance time is more than or equal to 70000 times and an application range is wide.

Description

technical field [0001] The invention relates to a production method of polyester monofilament. Background technique [0002] The existing monofilaments have defects in strength, elongation at break, dry heat shrinkage, wear resistance and other properties, which affect the working performance and application range. Contents of the invention [0003] The object of the present invention is to provide a method for producing a nano-modified large-diameter high-strength wear-resistant polyester monofilament with good working performance. [0004] Technical solution of the present invention is: [0005] A nano-modified large-diameter high-strength wear-resistant polyester monofilament, characterized in that it is composed of polymers and nano-powders, wherein the weight percentage of polymers is 98-99.5%, and the weight percentage of nano-powders is 0.05% ~2%; the polymer is composed of polyethylene terephthalate and polytrimethylene terephthalate or polybutylene terephthalate...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D01F6/92D01F1/10D01F1/09D01D1/04D01D5/098D01D10/02D01D5/088
Inventor 马海燕
Owner NANTONG NTEC MONOFILAMENT TECH CO LTD