Halogen-free high-luster anti-buckling deformation filled high-temperature nylon and production process thereof

A high-gloss, anti-warping technology, applied in the field of halogen-free high-gloss anti-warpage deformation filled high-temperature nylon and its preparation, can solve the problems of warpage deformation, large internal stress, and orientation anisotropy of finished products, and achieve Convenient production and procurement, good anti-warping and deformation, and the effect of improving competitiveness

Inactive Publication Date: 2010-05-12
KECHUANG POLYMER SUZHOU
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, because it is easy to cause orientation and anisotropy, it is easy to generate large internal stress during molding, which will lead to warping and deformation of the finished product
At present, there are anti-warping high-temperature nylon materials in the market that use talc powder to prevent warping, which has a series of disadvantages such as low strength, insufficient anti-warping effect, affecting the appearance of the product, and poor fluidity of the material.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0010] Embodiment 1 provides a halogen-free high-gloss anti-warping deformation filled high-temperature nylon raw material, which is composed of the following components by weight: high-temperature nylon: 55%, high-temperature-resistant black mother: 1.5%; talcum powder: 15%; whiskers : 8%; Halogen-free glass beads: 15%; toughening agent: 3%; coupling agent: 0.3%; other additives: 2.2%;

[0011] First, weigh the high-temperature nylon, high-temperature-resistant black masterbatch, halogen-free glass beads, toughening agent, coupling agent, and other additives according to the proportion and mix them in the mixer at low speed for 10 minutes. The mixer adopts low-speed mixing, stirring The gap between the leaves and the cylinder wall should be less than 0.5 cm, and the mixing effect of raw and auxiliary materials should be visually observed that the various particles and powders are basically uniform, without obvious agglomerates or agglomerations; the twin-screw extruder uses a ...

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PUM

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Abstract

The invention relates to an organic polymer composite, in particular to halogen-free high-luster anti-buckling deformation filled high-temperature nylon and a preparation method thereof. The nylon consists of the following components by weight ratio: 49.5-90% of high-temperature nylon; 0-25% of talcpowder; 0-25% of crystal whisker; 0-30% of halogen-free glass beads; 1-5% of flexibilizer; 0.1-0.4% of coupling agent; and 0.1-5.5% of other agents. The halogen-free high-luster anti-buckling deformation filled high-temperature nylon and the production process thereof have no halogen, are environment-friendly, are added with the characteristics of good anti-buckling deformation and high-luster and beautiful appearance on the basis of keeping good synthetic mechanical properties, and have convenient production and purchasing, thus improving the competitive force and being more applicable to producing heat-resisting workpieces such as masks/shells needing to be tightly assembled and having beautiful appearance.

Description

technical field [0001] The invention relates to an organic polymer composite material, and more specifically relates to a halogen-free high-gloss anti-warping deformation filled high-temperature nylon and a preparation method thereof. Background technique [0002] At present, the international use of plastics to replace metals in industry continues to expand. Scientists around the world are actively looking for new high-performance thermoplastics through various experiments, which has also become an important part of companies' efforts to win more customers and expand market share. The development of high temperature nylons made this possible. High temperature nylon can bring higher temperature performance to some parts. This material can withstand continuous high temperatures of 180°C, has excellent long-term and short-term thermal properties, can withstand the high temperatures generated by infrared (IR) reflow ovens used in lead-free soldering processes, has excellent me...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L77/00C08K13/04C08K3/34C08K7/02C08K7/20
Inventor 孙平
Owner KECHUANG POLYMER SUZHOU
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