CN105906985A - Carbon nano tube modified plastic shell material and preparation method thereof - Google Patents
Carbon nano tube modified plastic shell material and preparation method thereof Download PDFInfo
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- CN105906985A CN105906985A CN201610456687.9A CN201610456687A CN105906985A CN 105906985 A CN105906985 A CN 105906985A CN 201610456687 A CN201610456687 A CN 201610456687A CN 105906985 A CN105906985 A CN 105906985A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a carbon nano tube modified plastic shell material. The carbon nano tube modified plastic shell material is prepared from, by weight, 1-2 parts of chitosan, 3-4 parts of carbon nano tubes, 40-50 parts of thionyl chloride, 3-5 parts of N,N-dimethylformamide, 100-120 parts of ethidene diamine, 16-20 parts of ethidene diamine, 36-40 parts of 35-37% formalin, 170-200 parts of polyvinyl chloride, 20-30 parts of 75-80wt% sulfuric acid, 30-40 parts of 95-98wt% nitric acid, 2-3 parts of dodecyl trimethyl ammonium chloride, 20-30 parts of kaolin, 10-14 parts of calcium phosphate, 10-13 parts of butyl acrylate, 0.7-1 part of tributyl tin trichloride, 2-3 parts of tetrabutylammonium bromide and 4-5 parts of stearic acid. The plastic sheet material is environmentally friendly, free of toxins and good in adaptability, and has very good surface resistance in the sun and rain, and protection on the interior of a rice transplanter is high.
Description
Technical field
The present invention relates to plastics-production field, particularly relate to a kind of carbon nano-tube modification plastic housing material and preparation method thereof.
Background technology
CNT has mechanical property and the self lubricity of excellence, as packing material, it is scattered in PVC base system if can all hook, and forms good interface compatibility between energy and PVC base system, then can be effectively improved mechanical property and the frictional behaviour of PVC base system.But, owing to the surface of CNT can be big with specific surface area, cause CNT easily to be reunited;Meanwhile, carbon nano tube surface presents the strongest nonpolar so that it is insoluble in any solvent and polymer.Therefore, in order to improve CNT dispersibility in polymeric matrix, strengthen the interface compatibility between CNT and polymeric matrix, need to introduce functional group in carbon nano tube surface, improve carbon nano tube surface activity.
At present, the research about functionalization is a lot, is concentrated mainly on CNT for polymer architecture and the impact of macro property.Many researchs are also own verified, the functionalization of CNT, effectively can introduce organo-functional group in carbon nano tube surface, the surface reducing CNT can, improve the agglomeration of CNT, improve CNT dispersibility in polymeric matrix, strengthen interfacial adhesion between the two.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of carbon nano-tube modification plastic housing material and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of carbon nano-tube modification plastic housing material, it is made up of the raw material of following weight parts:
Chitosan 1-2, CNT 3-4, thionyl chloride 40-50, DMF 3-5, ethylenediamine 100-120, the formalin 36-40 of tripolycyanamide 16-20,35-37%, the nitric acid 30-40 of sulphuric acid 20-30,95-98wt% of polrvinyl chloride 170-200,75-80wt%, Dodecyl trimethyl ammonium chloride 2-3, Kaolin 20-30, calcium phosphate 10-14, butyl polyacrylate 10-13, tributyl tin trichloride 0.7-1, tetrabutyl ammonium bromide 2-3, stearic acid 4-5.
The preparation method of a kind of described carbon nano-tube modification plastic housing material, comprises the following steps:
(1) nitric acid of the sulphuric acid of above-mentioned 75-80wt%, 95-98wt% is mixed, stir, add CNT, sonic oscillation 2-3 hour in the water bath with thermostatic control of 50-60 DEG C, adds the deionized water dilution of system weight 8-10 times, and insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, obtain filter cake；
(2) above-mentioned filter cake is mixed with calcium phosphate, add the 10-16% of above-mentioned stearic acid weight, insulated and stirred 20-30 minute at 60-70 DEG C, rise high-temperature and be 80-90 DEG C, be vacuum dried 10-13 hour, obtain acidifying CNT；
(3) above-mentioned Dodecyl trimethyl ammonium chloride is joined in 16-20 times of deionized water, add the 20-30% of above-mentioned butyl polyacrylate weight, chitosan, insulated and stirred 10-15 minute at 70-80 DEG C, add Kaolin, dehydration, it is vacuum dried 20-30 minute at 100-110 DEG C, obtains modified kaolin；
(4) above-mentioned thionyl chloride is mixed with DMF, stir, add above-mentioned acidifying CNT, insulated and stirred 20-24 hour in the water-bath of 70-75 DEG C, product anhydrous tetrahydro furan is washed, sucking filtration, vacuum drying, obtain chloride CNT；
(5) above-mentioned chloride CNT is mixed with ethylenediamine, insulated and stirred 46-50 hour in the oil bath of 100-105 DEG C, product dichloromethane and dehydrated alcohol are washed successively, sucking filtration, vacuum drying, mixes with above-mentioned modified kaolin, adds remaining stearic acid, stir, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35-37%, the mixing of amination CNT, insulated and stirred 10-20 minute at 70-75 DEG C, regulation PH is 8-9, insulation reaction 2-3 hour, it is placed in the vacuum drying oven of 30-35 DEG C, it is 5-6 except regulating PH with citric acid after water, solidifies 7-8 hour in the baking oven of 50-60 DEG C, obtain carbon nano-tube modification melamine resin；
(7) being mixed with remaining each raw material by above-mentioned carbon nano-tube modification melamine resin, stir, send into double screw extruder and melt extrude, the product of extrusion, through circulator bath cooling and pelletizing, to obtain final product.
The invention have the advantage that
The present invention processes CNT initially with nitration mixture, introduces oxy radical, so that the Hyarogen-bonding between CNT strengthens, reduces the winding state of CNT, improves its dispersibility；It is then passed through amination treatment, the surface energy of CNT can be reduced, eliminate its surface charge, improve the dispersibility of CNT, increase the interface binding power of itself and matrix；And by modified CNT and tripolycyanamide, formalin copolymerization melamine resin, the group of modified carbon nano tube surface can form hydrogen bond and other polar interaction with the amino in melamine resin, thus improve the heat-resistant stability of composite, play facilitation for improving finished product structure stability_intensity；
The cabinet environment-protecting asepsis of the present invention, adaptability is good, is respectively provided with good surface resistive in Exposure to Sunlight, rainwater, strong to rice transplanter interior protective.
Detailed description of the invention
A kind of carbon nano-tube modification plastic housing material, it is made up of the raw material of following weight parts:
Chitosan 1, CNT 3, thionyl chloride 40, DMF 3, ethylenediamine 100, the formalin 36 of tripolycyanamide 16,35%, polrvinyl chloride 170, the sulphuric acid 20 of 75wt%, the nitric acid 30 of 95wt%, Dodecyl trimethyl ammonium chloride 2, Kaolin 20, calcium phosphate 10, butyl polyacrylate 10, tributyl tin trichloride 0.7, tetrabutyl ammonium bromide 2, stearic acid 4.
The preparation method of a kind of described carbon nano-tube modification plastic housing material, comprises the following steps:
(1) nitric acid of the sulphuric acid of above-mentioned 75wt%, 95wt% is mixed, stir, add CNT, sonic oscillation 2 hours in the water bath with thermostatic control of 50 DEG C, add the deionized water dilution of system weight 8 times, and insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, obtain filter cake；
(2) being mixed with calcium phosphate by above-mentioned filter cake, add the 10% of above-mentioned stearic acid weight, insulated and stirred 20 minutes at 60 DEG C, rising high-temperature is 80 DEG C, is vacuum dried 10 hours, obtains acidifying CNT；
(3) above-mentioned Dodecyl trimethyl ammonium chloride is joined in 16 times of deionized waters, add the 20% of above-mentioned butyl polyacrylate weight, chitosan, insulated and stirred 10 minutes at 70 DEG C, add Kaolin, dehydration, is vacuum dried 20 minutes at 100 DEG C, obtains modified kaolin；
(4) above-mentioned thionyl chloride is mixed with DMF, stir, add above-mentioned acidifying CNT, insulated and stirred 20 hours in the water-bath of 70 DEG C, product anhydrous tetrahydro furan is washed, sucking filtration, vacuum drying, obtain chloride CNT；
(5) above-mentioned chloride CNT is mixed with ethylenediamine, insulated and stirred 46 hours in the oil bath of 100 DEG C, product dichloromethane and dehydrated alcohol are washed successively, sucking filtration, vacuum drying, mixes with above-mentioned modified kaolin, adds remaining stearic acid, stir, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35%, the mixing of amination CNT, insulated and stirred 10 minutes at 70 DEG C, regulation PH is 8, insulation reaction 2 hours, it is placed in the vacuum drying oven of 30 DEG C, it is 5 except regulating PH with citric acid after water, solidifies 7 hours in the baking oven of 50 DEG C, obtain carbon nano-tube modification melamine resin；
(7) being mixed with remaining each raw material by above-mentioned carbon nano-tube modification melamine resin, stir, send into double screw extruder and melt extrude, the product of extrusion, through circulator bath cooling and pelletizing, to obtain final product.
Performance test:
Hot strength: 22.4MPa；
Low temperature brittleness impact temperature (DEG C) :-30 DEG C are passed through；
Fire-retardant rank: V-0；
After 100 DEG C × 240h hot air aging: hot strength rate of change (%)-7.3；
Extension at break rate of change (%)-7.1.
Claims (2)
1. a carbon nano-tube modification plastic housing material, it is characterised in that it is made up of the raw material of following weight parts:
Chitosan 1-2, CNT 3-4, thionyl chloride 40-50, DMF 3-5, ethylenediamine 100-120, the formalin 36-40 of tripolycyanamide 16-20,35-37%, the nitric acid 30-40 of sulphuric acid 20-30,95-98wt% of polrvinyl chloride 170-200,75-80wt%, Dodecyl trimethyl ammonium chloride 2-3, Kaolin 20-30, calcium phosphate 10-14, butyl polyacrylate 10-13, tributyl tin trichloride 0.7-1, tetrabutyl ammonium bromide 2-3, stearic acid 4-5.
2. the preparation method of a carbon nano-tube modification plastic housing material as claimed in claim 1, it is characterised in that comprise the following steps:
(1) nitric acid of the sulphuric acid of above-mentioned 75-80wt%, 95-98wt% is mixed, stir, add CNT, sonic oscillation 2-3 hour in the water bath with thermostatic control of 50-60 DEG C, adds the deionized water dilution of system weight 8-10 times, and insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, obtain filter cake；
(2) above-mentioned filter cake is mixed with calcium phosphate, add the 10-16% of above-mentioned stearic acid weight, insulated and stirred 20-30 minute at 60-70 DEG C, rise high-temperature and be 80-90 DEG C, be vacuum dried 10-13 hour, obtain acidifying CNT；
(3) above-mentioned Dodecyl trimethyl ammonium chloride is joined in 16-20 times of deionized water, add the 20-30% of above-mentioned butyl polyacrylate weight, chitosan, insulated and stirred 10-15 minute at 70-80 DEG C, add Kaolin, dehydration, it is vacuum dried 20-30 minute at 100-110 DEG C, obtains modified kaolin；
(4) above-mentioned thionyl chloride is mixed with DMF, stir, add above-mentioned acidifying CNT, insulated and stirred 20-24 hour in the water-bath of 70-75 DEG C, product anhydrous tetrahydro furan is washed, sucking filtration, vacuum drying, obtain chloride CNT；
(5) above-mentioned chloride CNT is mixed with ethylenediamine, insulated and stirred 46-50 hour in the oil bath of 100-105 DEG C, product dichloromethane and dehydrated alcohol are washed successively, sucking filtration, vacuum drying, mixes with above-mentioned modified kaolin, adds remaining stearic acid, stir, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35-37%, the mixing of amination CNT, insulated and stirred 10-20 minute at 70-75 DEG C, regulation PH is 8-9, insulation reaction 2-3 hour, it is placed in the vacuum drying oven of 30-35 DEG C, it is 5-6 except regulating PH with citric acid after water, solidifies 7-8 hour in the baking oven of 50-60 DEG C, obtain carbon nano-tube modification melamine resin；
(7) being mixed with remaining each raw material by above-mentioned carbon nano-tube modification melamine resin, stir, send into double screw extruder and melt extrude, the product of extrusion, through circulator bath cooling and pelletizing, to obtain final product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610456687.9A CN105906985A (en) | 2016-06-22 | 2016-06-22 | Carbon nano tube modified plastic shell material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610456687.9A CN105906985A (en) | 2016-06-22 | 2016-06-22 | Carbon nano tube modified plastic shell material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586454A (en) * | 2017-10-18 | 2018-01-16 | 温州市赢创新材料技术有限公司 | A kind of conductive film used for solar batteries and preparation method thereof |
| CN112406240A (en) * | 2020-10-19 | 2021-02-26 | 深圳市鼎通新材料科技有限公司 | Degradable environment-friendly film material, preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104725A (en) * | 2006-07-12 | 2008-01-16 | 同济大学 | Preparation method for high-performance epoxy resin composite material |
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN104804159A (en) * | 2015-05-04 | 2015-07-29 | 芜湖市宝艺游乐科技设备有限公司 | Graphene oxide melamine resin and preparation method thereof |
-
2016
- 2016-06-22 CN CN201610456687.9A patent/CN105906985A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104725A (en) * | 2006-07-12 | 2008-01-16 | 同济大学 | Preparation method for high-performance epoxy resin composite material |
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN104804159A (en) * | 2015-05-04 | 2015-07-29 | 芜湖市宝艺游乐科技设备有限公司 | Graphene oxide melamine resin and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586454A (en) * | 2017-10-18 | 2018-01-16 | 温州市赢创新材料技术有限公司 | A kind of conductive film used for solar batteries and preparation method thereof |
| CN112406240A (en) * | 2020-10-19 | 2021-02-26 | 深圳市鼎通新材料科技有限公司 | Degradable environment-friendly film material, preparation method and application thereof |
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Application publication date: 20160831 |
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