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Low density plastic film

A plastic film, low-density technology, used in conductors, electrical components, circuits, etc., can solve the problems of oxygen intolerance and light aging, poor heat resistance and low mechanical strength of low-density plastic films, and achieve high mechanical performance, tensile strength. Increased tensile strength and effect of high tensile strength

Inactive Publication Date: 2012-08-01
常熟市海虹苗木花卉有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

With the advancement of science and technology and the increasingly serious environmental pollution, the use environment of wires and cables is becoming increasingly harsh. However, low-density plastic films have poor heat resistance, are not resistant to oxygen and light aging, and have low mechanical strength, which can no longer meet the existing requirements. product demand

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] A low-density plastic film comprising the following components by mass percentage:

[0015] Polyethylene resin 92%,

[0016] Linear Low Density Polyethylene Resin 7%,

[0017] Auxiliary 1%.

[0018] Wherein, the polyethylene resin is a low-density polyethylene resin; the auxiliary agent is a styrene-acrylonitrile copolymer.

[0019] The above components are produced by traditional polymerization methods.

Embodiment 2

[0021] A low-density plastic film comprising the following components by mass percentage:

[0022] Polyethylene resin 89%,

[0023] Linear Low Density Polyethylene Resin 9.5%,

[0024] Auxiliary 1.5%.

[0025] Wherein, the polyethylene resin is a low-density polyethylene resin; the auxiliary agent is a styrene-acrylonitrile copolymer.

[0026] The above components are produced by traditional polymerization methods.

Embodiment 3

[0028] A low-density plastic film comprising the following components by mass percentage:

[0029] Polyethylene resin 86%,

[0030] Linear Low Density Polyethylene Resin 12%,

[0031] Auxiliary 2%.

[0032] Wherein, the polyethylene resin is a low-density polyethylene resin; the auxiliary agent is a styrene-acrylonitrile copolymer.

[0033] The above components are produced by traditional polymerization methods.

[0034] The main properties of the low-density plastic film made are as follows: the tensile strength is more than 50% higher than that of ordinary plastic film, the operating environment temperature is more than 15°C higher than that of ordinary plastic film, and the impact strength, puncture strength and low temperature impact resistance are all higher than those of ordinary plastic film. Ordinary plastic film is fine.

[0035] The invention discloses a low-density plastic film, which uses polyethylene resin as the main raw material and adds linear low-density p...

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PUM

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Abstract

The invention discloses a low density plastic film, which comprises the following compositions of, by mass percent, 86% to 92% of polyethylene resins, 7% to 12% of linear low density polyethylene reins and 1% to 2% of auxiliaries. The low density plastic film is provided with an excellent electrical insulation performance and an excellent machinery performance; the performances are mainly embodied in that the low density plastic film is not only provided with the excellent flexibility, extensibility and transparency of low density plastic films, but also provided with high performances of the tensile strength, impact resistance strength, puncture strength and low-temperature impact resistance strength of linear the low density plastic films; and the low density plastic film is oxidative aging resistant and light ageing resistant and can be used as coating materials of electric wires and cables under severe environment.

Description

technical field [0001] The invention relates to the field of plastic materials, in particular to a low-density plastic film. Background technique [0002] With the development of society and the improvement of people's living standards, the classification of products is becoming more and more detailed. The packaging of products is not limited to visual effects, but to be functional and diverse according to the characteristics of products and market demand. direction of development. In recent years, the advancement of technology has made the functional development trend of plastic packaging films more and more obvious. Plastic packaging films with high requirements and high technical content are becoming the pillar industry and research and development goals of many enterprises. Its packaging functions are diverse. In addition to the antistatic, anti-blocking and smoothness requirements of general films, some special functions are mainly given to packaging films through the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/06C08L23/08C08L25/12H01B7/17
Inventor 金振良
Owner 常熟市海虹苗木花卉有限公司