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A kind of anti-hydrolysis based large-diameter polyester monofilament and its production method

A hydrolysis-resistant, 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, hydrolysis resistance defects, affecting work performance and use range and other issues, to achieve the effect of wide use range, high uniformity and convenient operation

Active Publication Date: 2015-09-16
NANTONG NTEC MONOFILAMENT TECH CO LTD
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  • Summary
  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0002] Existing monofilaments have defects in strength, elongation at break, dry heat shrinkage, hydrolysis 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 large-diameter polyester monofilament based on anti-hydrolysis, which is composed of a polymer and an anti-hydrolysis additive masterbatch, wherein the weight percentage of the polymer is 90-95%, and the weight percent of the anti-hydrolysis additive masterbatch is 5-10%; The polymer is composed of polyethylene terephthalate and polytrimethylene terephthalate or polybutylene terephthalate, wherein the weight percentage of polyethylene terephthalate in the polymer is 90 ~98%, the percentage by weight of polytrimethylene terephthalate or polybutylene terephthalate is 2 ~ 10%; the anti-hydrolysis additive masterbatch is polytrimethylene terephthalate with 80 ~ 95% by weight Ethylene glycol formate is mixed with 5~20% anti-hydrolysis additive, extruded into strips through a screw extruder, cooled, and pelletized; the anti-hydrolysis additive is carbodiimide, carbonate or coupling agent Titanate; monofilament diameter or equivalent diameter is 0.05~2mm, monofilament streng...

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Abstract

The invention discloses a large-diameter polyester monofilament based on hydrolysis resistance and a production method thereof. The large-diameter polyester monofilament is composed of a polymer and a hydrolysis-resisting additive master batch, wherein the weight percent of the polymer is 90-95% and the weight percent of the hydrolysis-resisting additive master batch is 5-10%. According to the large-diameter polyester monofilament based on the hydrolysis resistance and the production method thereof, the process is simple and the operation is convenient; molded fibers have the characteristics of high strength, high hydrolysis resistance, high uniformity and the like 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, hydrolysis 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 nano-modified anti-hydrolysis based large-diameter polyester monofilament with good working performance and a production method thereof. [0004] Technical solution of the present invention is: [0005] A large-diameter polyester monofilament based on anti-hydrolysis, characterized in that it is composed of a polymer and an anti-hydrolysis additive masterbatch, wherein the weight percentage of the polymer is 90-95%, and the weight percent of the anti-hydrolysis additive masterbatch is 5% ~10%; the polymer is composed of polyethylene terephthalate and polytrimethylene t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D01F6/92D01F1/10D01D1/00D01D1/04D01D5/098D01D10/02D01D5/088
Inventor 马海燕
Owner NANTONG NTEC MONOFILAMENT TECH CO LTD
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