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High strength environment-friendly plastic material and preparation method thereof

A plastic material and high-strength technology, which is applied in the field of high-strength environmentally friendly plastic materials and their preparation, can solve problems such as stress cracking, wear resistance, oil resistance and oxidation resistance, poor flame retardancy, and low impact resistance. Improved toughness, low price, safe and environmentally friendly use

Inactive Publication Date: 2018-10-02
HUNAN CHENLI NEW MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In order to overcome the defects in the prior art, the present invention provides a high-strength environment-friendly plastic material and its preparation method, the preparation method is simple and easy, the raw materials are easy to obtain, the price is low, the requirements for equipment are not high, and it is suitable for industrial production; through the The high-strength environmentally friendly plastic material prepared by the above preparation method overcomes the shortcomings of traditional plastic materials such as brittleness, low impact resistance, easy to cause stress cracking, poor wear resistance, oil resistance, oxidation resistance, and flame retardancy, and has excellent properties. Mechanical strength, wear resistance, oil resistance, oxidation resistance and flame retardancy, good chemical stability, safe and environmentally friendly to use

Method used

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  • High strength environment-friendly plastic material and preparation method thereof
  • High strength environment-friendly plastic material and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] A high-strength environment-friendly plastic material, made of the following components by weight: 100 parts of chitosan poly-2,5-furandicarboxylate 1,3-adamantanediol ester, 5 parts of diatomaceous earth, 1 part of silane coupling agent KH550, 1 part of acrylate, 1 part of phenyl salicylate.

[0027] The preparation method of the terminal chitosan poly 2,5-furandicarboxylic acid 1,3-adamantanediol ester comprises the following steps: 100g of 2,5-furandicarboxylic acid, 1,3-adamantanediol Add 100g of alcohol to 500g of dimethyl sulfoxide, then add 30g of dicyclohexylcarbodiimide and 50g of 4-dimethylaminopyridine, stir for 0.5 hours in an ice-water bath under a nitrogen atmosphere, and then stir at 60°C After reacting for 20 hours, add 20 g of chitosan, continue to stir and react for 2 hours, after the reaction finishes, precipitate in water, and wash the product 5 times with dichloromethane, then place it in a vacuum drying oven at 75°C and bake for 18 hours to obtain ...

Embodiment 2

[0032] A high-strength environment-friendly plastic material, made of the following components in parts by weight: 100 parts of chitosan poly-2,5-furandicarboxylate 1,3-adamantanediol ester, 7 parts of diatomaceous earth, 2 parts of silane coupling agent KH560, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 2 parts of 2,4-dihydroxybenzophenone.

[0033] The preparation method of the terminal chitosan poly 2,5-furandicarboxylic acid 1,3-adamantanediol ester comprises the following steps: 100g of 2,5-furandicarboxylic acid, 1,3-adamantanediol After 102 g of alcohol was added to 750 g of N,N-dimethylformamide, 35 g of dicyclohexylcarbodiimide and 50 g of 4-dimethylaminopyridine were added thereto, and stirred for 0.7 hours in an ice-water bath under a helium atmosphere. Then stir and react at 65°C for 21.5 hours, then add 25g of chitosan, continue to stir and react for 2.3 hours, after the reaction, it will settle out in water, wash the product 6 times with dichlorom...

Embodiment 3

[0038] A high-strength environment-friendly plastic material, made of the following components in parts by weight: 100 parts of chitosan poly-2,5-furandicarboxylate 1,3-adamantanediol ester, 8 parts of diatomaceous earth, 2 parts of silane coupling agent KH570, 3 parts of acrylate, 2 parts of 2-hydroxy-4-methoxybenzophenone.

[0039] The preparation method of the terminal chitosan poly 2,5-furandicarboxylic acid 1,3-adamantanediol ester comprises the following steps: 100g of 2,5-furandicarboxylic acid, 1,3-adamantanediol After adding 103 g of alcohol to 800 g of N-methylpyrrolidone, add 40 g of dicyclohexylcarbodiimide and 50 g of 4-dimethylaminopyridine to it, stir for 0.8 hours in an ice-water bath under a neon atmosphere, and then add Stir and react for 22 hours, then add chitosan 30g, continue to stir and react for 2.5 hours, after the reaction, it will settle out in water, wash the product 6 times with dichloromethane, and then place it in a vacuum oven at 81°C for 21 hours...

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Abstract

The invention discloses a high strength environment-friendly plastic material. The high strength environment-riendly plastic material is prepared from the following components in parts by weight: 100parts of chitosan-terminated poly 2,5-furan dicarboxylic acid 1,3-dihydroxyadaman ester, 5 to 10 parts of diatomite, 1 to 3 parts of a coupling agent, 1 to 3 parts of an impact modifier and 1 to 3 parts of an anti-ultraviolet aging agent. The invention also discloses a preparation method of the high strength environment-friendly plastic material. The preparation method comprises the following steps: S1, uniformly mixing the components in a high-speed mixer to obtain a mixture; S2, pouring the mixture obtained in the S1 into a twin screw extruder for carrying out extrusion molding to obtain a finished product of the high strength environment-friendly plastic material. The high strength environment-friendly plastic material disclosed by the invention has the advantages of excellent mechanical strength, wear resistance, oil resistance, oxidation resistance and flame retardant properties, good chemical stability, as well as safety and environment friendliness in use.

Description

technical field [0001] The invention relates to the technical field of polymer materials, in particular to a high-strength environment-friendly plastic material and a preparation method thereof. Background technique [0002] With the development of the economy and the improvement of people's living standards, industries such as home appliances, automobiles, mobile phones, PCs, and medical equipment have developed rapidly. These industries have an increasing demand for plastic materials, and at the same time, the performance requirements for plastic parts have also shown The trend of high-end, diversification and precision. Preparation materials of plastic parts Plastic materials have become good substitutes for metal materials due to their advantages of light weight, high strength, low price, and easy molding and processing. They are used in various fields of daily life and have become a part of life. [0003] With the extensive use of plastic materials, the defects of trad...

Claims

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Application Information

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IPC IPC(8): C08L67/02C08L33/12C08K13/04C08K7/26C08G63/91C08G63/199
CPCC08G63/199C08G63/916C08K7/26C08K13/04C08L67/02C08L2201/02C08L2201/08C08L33/12
Inventor 曹冰
Owner HUNAN CHENLI NEW MATERIAL CO LTD
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