CN105837974A - Antiaging transplanter plastic casing material and preparation method thereof - Google Patents
Antiaging transplanter plastic casing material and preparation method thereof Download PDFInfo
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- CN105837974A CN105837974A CN201610246991.0A CN201610246991A CN105837974A CN 105837974 A CN105837974 A CN 105837974A CN 201610246991 A CN201610246991 A CN 201610246991A CN 105837974 A CN105837974 A CN 105837974A
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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
- 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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Abstract
The invention discloses an antiaging transplanter plastic casing material which is prepared from the following raw materials in parts by weight: 1-2 parts of sodium sulfite, 3-4 parts of carbon nanotube, 40-50 parts of thionyl chloride, 3-5 parts of N,N-dimethylformamide, 100-120 parts of ethylenediamine, 16-20 parts of melamine, 36-40 parts of 35-37% formalin, 170-200 parts of polyvinyl chloride, 20-30 parts of 75-80 wt% sulfuric acid, 30-40 parts of 95-98 wt% nitric acid, 3-4 parts of polyphthalic diamide, 1-2 parts of 2-mercaptobenzimidazole, 0.6-1 part of N-isopropyl-N'-phenyl-p-phenylenediamine, 2-3 parts of diniconazole, 10-13 parts of polycarbamate and 30-40 parts of fluorite powder. The plastic casing has the advantages of high aging resistance, long service life, high weather resistance, high strong adaptability to the environment and excellent comprehensive properties.
Description
Technical field
The present invention relates to rice transplanter technical field, particularly relate to a kind of aging resistance rice transplanter 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 aging resistance rice transplanter plastic housing material and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of aging resistance rice transplanter plastic housing material, it is made up of the raw material of following weight parts:
Sodium sulfite 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%, polyphthalamide 3-4,2-mercaptobenzimidazole 1-2, N-isopropyl-N'-diphenyl-para-phenylene diamine 0.6-1, olefin conversion 2-3, polyurethanes 10-13, Fluorspar Powder 30-40.
The preparation method of a kind of described aging resistance rice transplanter 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, add the deionized water dilution of system weight 8-10 times, insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, filter cake is vacuum dried 10-13 hour at 80-90 DEG C, obtains acidifying CNT；
(2) above-mentioned 2-mercaptobenzimidazole is joined in 10-17 times of dehydrated alcohol, stir, add the 3-5% of above-mentioned polrvinyl chloride weight, send in the oil bath of 140-145 DEG C, insulated and stirred 3-4 minute, discharging cools down, mixes with N-isopropyl-N'-diphenyl-para-phenylene diamine, stir, for aging resistance alcoholic solution；
(3) above-mentioned sodium sulfite is joined in 13-20 times of deionized water, add polyphthalamide, insulated and stirred 10-15 minute at 60-70 DEG C, add olefin conversion, stir, add the 50-60% of above-mentioned Fluorspar Powder weight, stir to water dry, it is dried 10-16 minute at 80-90 DEG C, for modified stone powder；
(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, washs successively by product dichloromethane and dehydrated alcohol, sucking filtration, filter cake is mixed with aging resistance alcoholic solution, stir, decompression distillation, remove ethanol, mix with the 3-5% of above-mentioned polyurethanes weight, stir, vacuum drying, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35-37%, amination CNT, modified stone powder mixing, 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 ageing resistace of the present invention is strong, and service life is long, and good weatherability, the strong adaptability to environment, combination property is superior.
Detailed description of the invention
A kind of aging resistance rice transplanter plastic housing material, it is made up of the raw material of following weight parts:
Sodium sulfite 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%, polyphthalamide 3,2 mercaptobenzimidazole 1, N isopropyl N' diphenyl-para-phenylene diamine 0.6, olefin conversion 2, polyurethanes 10, Fluorspar Powder 30.
The preparation method of a kind of described aging resistance rice transplanter 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, insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, filter cake is vacuum dried 10 hours at 80 DEG C, obtains acidifying CNT；
(2) above-mentioned 2 mercaptobenzimidazoles are joined in 10 times of dehydrated alcohol, stir, add the 3% of above-mentioned polrvinyl chloride weight, send in the oil bath of 140 DEG C, insulated and stirred 3 minutes, discharging cools down, mix with N isopropyl N' diphenyl-para-phenylene diamine, stir, for aging resistance alcoholic solution；
(3) above-mentioned sodium sulfite is joined in 13 times of deionized waters, add polyphthalamide, insulated and stirred 10 minutes at 60 DEG C, add olefin conversion, stir, add the 50% of above-mentioned Fluorspar Powder weight, stir and do to water, be dried 10 minutes at 80 DEG C, for modified stone powder；
(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, wash successively by product dichloromethane and dehydrated alcohol, sucking filtration, filter cake is mixed with aging resistance alcoholic solution, stir, decompression distillation, remove ethanol, mix with the 3% of above-mentioned polyurethanes weight, stir, vacuum drying, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35%, amination CNT, modified stone powder mixing, 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: 21.8MPa；
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 (%)-7.8；
Extension at break rate of change (%)-7.1.
Claims (2)
1. an aging resistance rice transplanter plastic housing material, it is characterised in that it is made up of the raw material of following weight parts:
Sodium sulfite 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%, polyphthalamide 3-4,2-mercaptobenzimidazole 1-2, N-isopropyl-N'-diphenyl-para-phenylene diamine 0.6-1, olefin conversion 2-3, polyurethanes 10-13, Fluorspar Powder 30-40.
2. the preparation method of an aging resistance rice transplanter 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, add the deionized water dilution of system weight 8-10 times, insulation stands, after solution is layered, discard the supernatant, by lower floor's solution sucking filtration, filter cake is vacuum dried 10-13 hour at 80-90 DEG C, obtains acidifying CNT；
(2) above-mentioned 2-mercaptobenzimidazole is joined in 10-17 times of dehydrated alcohol, stir, add the 3-5% of above-mentioned polrvinyl chloride weight, send in the oil bath of 140-145 DEG C, insulated and stirred 3-4 minute, discharging cools down, mixes with N-isopropyl-N'-diphenyl-para-phenylene diamine, stir, for aging resistance alcoholic solution；
(3) above-mentioned sodium sulfite is joined in 13-20 times of deionized water, add polyphthalamide, insulated and stirred 10-15 minute at 60-70 DEG C, add olefin conversion, stir, add the 50-60% of above-mentioned Fluorspar Powder weight, stir to water dry, it is dried 10-16 minute at 80-90 DEG C, for modified stone powder；
(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, washs successively by product dichloromethane and dehydrated alcohol, sucking filtration, filter cake is mixed with aging resistance alcoholic solution, stir, decompression distillation, remove ethanol, mix with the 3-5% of above-mentioned polyurethanes weight, stir, vacuum drying, obtain amination CNT；
(6) by tripolycyanamide, the formalin of 35-37%, amination CNT, modified stone powder mixing, 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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| CN201610246991.0A CN105837974A (en) | 2016-04-20 | 2016-04-20 | Antiaging transplanter plastic casing material and preparation method thereof |
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| CN201610246991.0A CN105837974A (en) | 2016-04-20 | 2016-04-20 | Antiaging transplanter plastic casing material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2711754C1 (en) * | 2019-06-03 | 2020-01-21 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Волгоградский государственный технический университет" (ВолгГТУ) | Polymer anti-aging paste for rubber based on chloroprene rubber |
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
- 2016-04-20 CN CN201610246991.0A patent/CN105837974A/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 (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2711754C1 (en) * | 2019-06-03 | 2020-01-21 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Волгоградский государственный технический университет" (ВолгГТУ) | Polymer anti-aging paste for rubber based on chloroprene rubber |
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Application publication date: 20160810 |