Corrosion-resistant engineering polymer material and preparation method thereof

A polymer material and corrosion-resistant technology, which is applied in the field of corrosion-resistant engineering polymer materials and its preparation, can solve the problems of low flexural strength, reduced engineering polymer material performance, low corrosion resistance strength, etc., and achieves improved acid resistance. and alkali-resistant strength, high flexural strength, and the effect of improving properties

Inactive Publication Date: 2015-11-18
苏州凯欧曼新材料科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The technical problem to be solved: the corrosion resistance strength of conventional engineering polymer material is low, and flexural strength is low, has reduced the performance of engineering polymer material in applicat

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] (1) Weigh 25 parts of polyether ether ketone resin, 5 parts of polyacrylonitrile, 4 parts of polychlorotrifluoroethylene, 3 parts of polyvinyl alcohol cinnamate, and 7 parts of polyethylene glycol dimethacrylate , 6 parts of glycidyl neodecanoate, 5 parts of polyglycerol ricinoleate, 3 parts of chlorohydrin rubber, 9 parts of trioctyl citrate, and 5 parts of calcium nitride. Mix and stir, the stirring time is 20min;

[0040] (2) Melt and extrude the components evenly stirred in step (1) with a twin-screw extruder. The head temperature of the twin-screw extruder is 185°C. The temperature in the zone is 195°C, the temperature in the third zone is 205°C, and the temperature in the fourth zone is 230°C. After extrusion, it is pelletized and cooled. It is a corrosion-resistant engineering polymer material.

[0041] The engineering polymer material in Example 1 can withstand 10wt% hydrochloric acid solution without change for 420 hours, can withstand 10wt% potassium hydroxid...

Embodiment 2

[0043] (1) Weigh 16 parts of polyether ether ketone resin, 12 parts of polyacrylonitrile, 9 parts of polychlorotrifluoroethylene, 8 parts of polyvinyl alcohol cinnamate, and 3 parts of polyethylene glycol dimethacrylate , 4 parts of glycidyl neodecanoate, 8 parts of polyglycerol ricinoleate, 5 parts of chlorohydrin rubber, 4 parts of trioctyl citrate, and 2 parts of calcium nitride. Mix and stir, the stirring time is 10min;

[0044] (2) Melt and extrude the components evenly stirred in step (1) with a twin-screw extruder. The head temperature of the twin-screw extruder is 155°C. The temperature in the zone is 185°C, the temperature in the third zone is 215°C, and the temperature in the fourth zone is 220°C. After extrusion, it is pelletized and cooled. It is a corrosion-resistant engineering polymer material.

[0045] The engineering polymer material in Example 2 can withstand 10wt% hydrochloric acid solution without change for 390 hours, can withstand 10wt% potassium hydroxi...

Embodiment 3

[0047] (1) Weigh 23 parts of polyetheretherketone resin, 7 parts of polyacrylonitrile, 8 parts of polychlorotrifluoroethylene, 7 parts of polyvinyl alcohol cinnamate, and 4 parts of polyethylene glycol dimethacrylate , 5 parts of glycidyl neodecanoate, 7 parts of polyglycerol ricinoleate, 4 parts of chlorohydrin rubber, 8 parts of trioctyl citrate, and 3 parts of calcium nitride. Mix and stir, the stirring time is 20min;

[0048] (2) Melt and extrude the components evenly stirred in step (1) with a twin-screw extruder. The head temperature of the twin-screw extruder is 185°C. The temperature in the zone is 195°C, the temperature in the third zone is 205°C, and the temperature in the fourth zone is 230°C. After extrusion, it is pelletized and cooled. It is a corrosion-resistant engineering polymer material.

[0049] The engineering polymer material of Example 3 can withstand 10wt% hydrochloric acid solution without change for 460 hours, can withstand 10wt% potassium hydroxide ...

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Abstract

The invention discloses a corrosion-resistant engineering polymer material and a preparation method thereof. The material is prepared from the following components in parts by weight: 18-23 parts of polyether ether ketone resin, 7-11 parts of polyacrylonitrile, 5-8 parts of polytrifluorochloroethylene, 4-7 parts of polyvinyl cinnamate, 4-6 parts of polyethylene glycol dimethacrylate, 4-5 parts of glycidyl neodecanoate, 6-7 parts of polyglycerol polyricinoleate, 4-5 parts of chlorohydrin rubber, 5-8 parts of trioctyl citrate and 3-4 parts of calcium nitride. The preparation method comprises the following steps: (1) adding the components into a stirring machine to be mixed and stirred; (2) performing melt extrusion on the uniformly stirred components obtained in the step (1), pelletizing, and cooling to obtain the corrosion-resistant engineering polymer material. The prepared corrosion-resistant engineering polymer material is resistant to acid and alkali, as well as bending, and wide in the application range.

Description

technical field [0001] The invention belongs to the field of polymer materials, and relates to a corrosion-resistant engineering polymer material and a preparation method thereof. Background technique [0002] Engineering polymer materials are high-performance polymer materials that can be used as structural materials, withstand mechanical stress in a wide temperature range, and are used in harsh chemical and physical environments. Polymer materials can withstand certain external forces and have Good mechanical properties and dimensional stability, it can still maintain its excellent performance at high and low temperatures, and can be used as a plastic for engineering structural parts. Such as ABS, nylon, poly alum, etc. Ether ether ketone (PEEK) is a new type of semi-crystalline aromatic plastic engineering polymer material with excellent physical and mechanical properties. It can replace traditional materials such as metals and ceramics in many special fields, reducing w...

Claims

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Application Information

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IPC IPC(8): C08L61/16C08L33/20C08L27/12C08L29/04C08L71/08C08L71/03C08K5/1515C08K5/11C08K3/28B29C47/92B29C48/92
Inventor 费根华
Owner 苏州凯欧曼新材料科技有限公司
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