CN105295229A - Composite inorganic salt rice transplanter plastic shell material and preparation method thereof - Google Patents
Composite inorganic salt rice transplanter plastic shell material and preparation method thereof Download PDFInfo
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- CN105295229A CN105295229A CN201510711103.3A CN201510711103A CN105295229A CN 105295229 A CN105295229 A CN 105295229A CN 201510711103 A CN201510711103 A CN 201510711103A CN 105295229 A CN105295229 A CN 105295229A
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Abstract
The invention discloses a composite inorganic salt rice transplanter plastic shell material which is prepared from, by weight, 2-3 parts of polyvinyl butyral, 10-16 parts of calcite powder, 10-14 parts of tricalcium silicate, 6-8 parts of magnesium carbonate, 3-4 parts of carbon nano tubes, 40-50 parts of thionyl chloride, 3-5 parts of N, N-dimethyl formamide, 100-120 parts of ethidene diamine, 16-20 parts of melamine, 36-40 parts of 35-37% formalin, 10-15 parts of methyl methacrylate isooctyl, 20-30 parts of 75-80 wt% sulfuric acid, 30-40 parts of 95-98 wt% nitric acid, 2-3 parts of monoethanolamine, 0.7-1 part of trioctanoic acid butyltin, 170-200 parts of polyvinyl chloride and 0.7-2 parts of 2,2-dimethylolpropionic acid. Various kinds of inorganic slat are adopted for compounding, the compatibility of all filler particles in resin is effectively improved, clustering is reduced, the finished product stability strength is improved, and the anti-corrosion performance is effectively improved.
Description
Technical field
The present invention relates to rice transplanter technical field, particularly relate to a kind of complex inorganic salt catalyst rice transplanter plastic housing material and preparation method thereof.
Background technology
Carbon nanotube has excellent mechanical property and self lubricity, as packing material, be scattered in PVC base system if can all hook, and form good interface compatibility between energy and PVC base system, then effectively can improve mechanical property and the frictional behaviour of PVC base system.But, due to the surface energy of carbon nanotube and specific surface area large, cause carbon nanotube easily to be reunited; Meanwhile, carbon nano tube surface presents very strong nonpolar, makes it be insoluble to any solvent and polymkeric substance.Therefore, in order to improve the dispersiveness of carbon nanotube in polymeric matrix, strengthening the interface compatibility between carbon nanotube and polymeric matrix, needing to introduce functional group in carbon nano tube surface, improving carbon nano tube surface active.
At present, the research about functionalization is a lot, mainly concentrates on the impact of carbon nanotube for polymer architecture and macro property.Much research is also own verified, the functionalization of carbon nanotube, effectively can introduce organo-functional group in carbon nano tube surface, reduce the surface energy of carbon nanotube, improve the agglomeration of carbon nanotube, improve the dispersiveness of carbon nanotube in polymeric matrix, strengthen interfacial adhesion between the two.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of complex inorganic salt catalyst rice transplanter plastic housing material and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of complex inorganic salt catalyst rice transplanter plastic housing material, it is made up of the raw material of following weight parts:
Polyvinyl butyral acetal 2-3, calcite in powder 10-16, tricalcium silicate 10-14, magnesiumcarbonate 6-8, carbon nanotube 3-4, sulfur oxychloride 40-50, N, nitric acid 30-40, the monoethanolamine 2-3 of the formalin 36-40 of dinethylformamide 3-5, quadrol 100-120, trimeric cyanamide 16-20,35-37%, sulfuric acid 20-30,95-98wt% of Isooctyl methacrylate 10-15,75-80wt%, three sad butyl tin 0.7-1, polyvinyl chloride 170-200,2,2-dimethylol propionic acid 0.7-2.
A preparation method for described complex inorganic salt catalyst rice transplanter plastic housing material, comprises the following steps:
(1) joined by above-mentioned calcite in powder in the sodium hydroxide solution of 10-15mol/l and soak 2-3 hour, filter discharging, wash 3-4 time, mix with above-mentioned tricalcium silicate, at 500-600 DEG C, calcine 1-2 hour, cooling, ball milling is even, obtains compounded mix;
(2) nitric acid of the sulfuric acid of above-mentioned 75-80wt%, 95-98wt% is mixed, stir, add carbon nanotube, sonic oscillation 2-3 hour in the water bath with thermostatic control of 50-60 DEG C, add system weight 8-10 deionized water dilution doubly, insulation leaves standstill, after solution layering, discard supernatant liquid, by lower floor's solution suction filtration, by filter cake vacuum-drying 10-13 hour at 80-90 DEG C, obtain acidifying carbon nanotube;
(3) above-mentioned sulfur oxychloride is mixed with DMF, stir, add above-mentioned acidifying carbon nanotube, insulated and stirred 20-24 hour in the water-bath of 70-75 DEG C, washs reaction product anhydrous tetrahydro furan, suction filtration, vacuum-drying, obtains chloride carbon nanotube;
(4) mixed with quadrol by above-mentioned chloride carbon nanotube, insulated and stirred 46-50 hour in the oil bath of 100-105 DEG C, washs reaction product methylene dichloride and dehydrated alcohol, suction filtration, vacuum-drying successively, obtains amination carbon nanotube;
(5) by above-mentioned compounded mix, the mixing of amination carbon nanotube, stir, join in the deionized water of compound weight 30-50%, add three sad butyl tin, at 80-90 DEG C, insulated and stirred is done to water, and dry 20-30 minute at 110-120 DEG C, obtains varies carbon nano tube;
(6) by the formalin of above-mentioned trimeric cyanamide, 35-37%, the mixing of varies carbon nano tube, insulated and stirred 10-20 minute at 70-75 DEG C, adjustment PH is 8-9, insulation reaction 2-3 hour, be placed in the vacuum drying oven of 30-35 DEG C, regulate PH to be 5-6 with citric acid after dewatering, in the baking oven of 50-60 DEG C, solidify 7-8 hour, obtain carbon nano-tube modification melmac;
(7) above-mentioned 2,2-dimethylol propionic acids are joined in polyvinyl butyral acetal, stir, add above-mentioned carbon nano-tube modification melmac, insulated and stirred 10-20 minute at 70-80 DEG C, add the dehydrated alcohol of compound weight 30-40%, be uniformly mixed 20-30 minute, suction filtration, obtain filter cake;
(8) mixed with each raw material of residue by above-mentioned filter cake, stir, send into twin screw extruder and melt extrude, the product extruded, through circulator bath cooling and pelletizing, to obtain final product.
Advantage of the present invention is:
First the present invention adopts nitration mixture process carbon nanotube, introduces oxy radical, the Hyarogen-bonding between carbon nanotube can be made to strengthen, and reduces the winding state of carbon nanotube, improves its dispersiveness; Then through amination treatment, the surface energy of carbon nanotube can be reduced, eliminate its surface charge, improve the dispersive ability of carbon nanotube, increase the interface binding power of itself and matrix; And by modified carbon nanotube and trimeric cyanamide, formalin copolymerization melmac, the group of modified carbon nano tube surface can form hydrogen bond and other polar interaction with the amino in melmac, thus improve the heat-resistant stability of matrix material, play promoter action for improving finished product structure stability_intensity;
The present invention adopts plurality of inorganic salt compound, effectively raises the consistency of each filler grain at interlaminar resin, reduces reunion, improve the stability_intensity of finished product, also effectively raise antiseptic property.
Embodiment
A kind of complex inorganic salt catalyst rice transplanter plastic housing material, it is made up of the raw material of following weight parts:
Polyvinyl butyral acetal 2, calcite in powder 10, tricalcium silicate 10, magnesiumcarbonate 6, carbon nanotube 3, sulfur oxychloride 40, N, the formalin 36 of N-dimethylformamide 3, quadrol 100, trimeric cyanamide 16,35%, Isooctyl methacrylate 10, the sulfuric acid 20 of 75wt%, the nitric acid 30 of 95wt%, the sad butyl tin 0.7 of monoethanolamine 2, three, polyvinyl chloride 170,2,2 dimethylol propionic acid 0.7.
A preparation method for described complex inorganic salt catalyst rice transplanter plastic housing material, comprises the following steps:
(1) joined by above-mentioned calcite in powder in the sodium hydroxide solution of 10mol/l and soak 2 hours, filter discharging, wash 3 times, mix with above-mentioned tricalcium silicate, calcine 1 hour at 500 DEG C, cooling, ball milling is even, obtains compounded mix;
(2) nitric acid of the sulfuric acid of above-mentioned 75wt%, 95wt% is mixed, stir, add carbon nanotube, 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 leaves standstill, after solution layering, discard supernatant liquid, by lower floor's solution suction filtration, by filter cake vacuum-drying 10 hours at 80 DEG C, obtain acidifying carbon nanotube;
(3) above-mentioned sulfur oxychloride is mixed with DMF, stir, add above-mentioned acidifying carbon nanotube, in the water-bath of 70 DEG C, insulated and stirred 20 hours, washs reaction product anhydrous tetrahydro furan, suction filtration, vacuum-drying, obtains chloride carbon nanotube;
(4) mixed with quadrol by above-mentioned chloride carbon nanotube, in the oil bath of 100 DEG C, insulated and stirred 46 hours, washs reaction product methylene dichloride and dehydrated alcohol successively, suction filtration, vacuum-drying, obtains amination carbon nanotube;
(5) by above-mentioned compounded mix, the mixing of amination carbon nanotube, stir, join in the deionized water of compound weight 30%, add three sad butyl tin, at 80 DEG C, insulated and stirred is done to water, and at 110 DEG C, drying 20 minutes, obtains varies carbon nano tube;
(6) by above-mentioned trimeric cyanamide, 35% formalin, varies carbon nano tube mixing, insulated and stirred 10 minutes at 70 DEG C, PH is regulated to be 8, insulation reaction 2 hours, be placed in the vacuum drying oven of 30 DEG C, regulate PH to be 5 with citric acid after dewatering, solidify 7 hours in the baking oven of 50 DEG C, obtain carbon nano-tube modification melmac;
(7) above-mentioned 2,2 dimethylol propionic acids are joined in polyvinyl butyral acetal, stir, add above-mentioned carbon nano-tube modification melmac, at 70 DEG C, insulated and stirred 10 minutes, adds the dehydrated alcohol of compound weight 30%, be uniformly mixed 20 minutes, suction filtration, obtain filter cake;
(8) mixed with each raw material of residue by above-mentioned filter cake, stir, send into twin screw extruder and melt extrude, the product extruded, through circulator bath cooling and pelletizing, to obtain final product.
Performance test:
Tensile strength: 22.6MPa;
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: tensile strength velocity of variation (%)-7.9;
Extension at break velocity of variation (%)-7.2.
Claims (2)
1. a complex inorganic salt catalyst rice transplanter plastic housing material, is characterized in that, it is made up of the raw material of following weight parts:
Polyvinyl butyral acetal 2-3, calcite in powder 10-16, tricalcium silicate 10-14, magnesiumcarbonate 6-8, carbon nanotube 3-4, sulfur oxychloride 40-50, N, nitric acid 30-40, the monoethanolamine 2-3 of the formalin 36-40 of dinethylformamide 3-5, quadrol 100-120, trimeric cyanamide 16-20,35-37%, sulfuric acid 20-30,95-98wt% of Isooctyl methacrylate 10-15,75-80wt%, three sad butyl tin 0.7-1, polyvinyl chloride 170-200,2,2-dimethylol propionic acid 0.7-2.
2. a preparation method for complex inorganic salt catalyst rice transplanter plastic housing material as claimed in claim 1, is characterized in that comprising the following steps:
(1) joined by above-mentioned calcite in powder in the sodium hydroxide solution of 10-15mol/l and soak 2-3 hour, filter discharging, wash 3-4 time, mix with above-mentioned tricalcium silicate, at 500-600 DEG C, calcine 1-2 hour, cooling, ball milling is even, obtains compounded mix;
(2) nitric acid of the sulfuric acid of above-mentioned 75-80wt%, 95-98wt% is mixed, stir, add carbon nanotube, sonic oscillation 2-3 hour in the water bath with thermostatic control of 50-60 DEG C, add system weight 8-10 deionized water dilution doubly, insulation leaves standstill, after solution layering, discard supernatant liquid, by lower floor's solution suction filtration, by filter cake vacuum-drying 10-13 hour at 80-90 DEG C, obtain acidifying carbon nanotube;
(3) above-mentioned sulfur oxychloride is mixed with DMF, stir, add above-mentioned acidifying carbon nanotube, insulated and stirred 20-24 hour in the water-bath of 70-75 DEG C, washs reaction product anhydrous tetrahydro furan, suction filtration, vacuum-drying, obtains chloride carbon nanotube;
(4) mixed with quadrol by above-mentioned chloride carbon nanotube, insulated and stirred 46-50 hour in the oil bath of 100-105 DEG C, washs reaction product methylene dichloride and dehydrated alcohol, suction filtration, vacuum-drying successively, obtains amination carbon nanotube;
(5) by above-mentioned compounded mix, the mixing of amination carbon nanotube, stir, join in the deionized water of compound weight 30-50%, add three sad butyl tin, at 80-90 DEG C, insulated and stirred is done to water, and dry 20-30 minute at 110-120 DEG C, obtains varies carbon nano tube;
(6) by the formalin of above-mentioned trimeric cyanamide, 35-37%, the mixing of varies carbon nano tube, insulated and stirred 10-20 minute at 70-75 DEG C, adjustment PH is 8-9, insulation reaction 2-3 hour, be placed in the vacuum drying oven of 30-35 DEG C, regulate PH to be 5-6 with citric acid after dewatering, in the baking oven of 50-60 DEG C, solidify 7-8 hour, obtain carbon nano-tube modification melmac;
(7) above-mentioned 2,2-dimethylol propionic acids are joined in polyvinyl butyral acetal, stir, add above-mentioned carbon nano-tube modification melmac, insulated and stirred 10-20 minute at 70-80 DEG C, add the dehydrated alcohol of compound weight 30-40%, be uniformly mixed 20-30 minute, suction filtration, obtain filter cake;
(8) mixed with each raw material of residue by above-mentioned filter cake, stir, send into twin screw extruder and melt extrude, the product extruded, through circulator bath cooling and pelletizing, to obtain final product.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110396220A (en) * | 2019-06-21 | 2019-11-01 | 福建师范大学 | A kind of carbon nanotube polylol and carbon nano-tube/poly urethane composite material and preparation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101177511A (en) * | 2006-11-10 | 2008-05-14 | 同济大学 | High-impact hard polyvinylchloride resin and preparation method thereof |
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN103333437A (en) * | 2013-07-10 | 2013-10-02 | 西北工业大学 | Rare earth doped carbon nanotube/polyvinyl chloride composite wave-absorbing film material |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177511A (en) * | 2006-11-10 | 2008-05-14 | 同济大学 | High-impact hard polyvinylchloride resin and preparation method thereof |
| CN101508812A (en) * | 2009-03-24 | 2009-08-19 | 同济大学 | Process for producing high-strength high-ductility hard polyvinyl chloride |
| CN103333437A (en) * | 2013-07-10 | 2013-10-02 | 西北工业大学 | Rare earth doped carbon nanotube/polyvinyl chloride composite wave-absorbing film material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110396220A (en) * | 2019-06-21 | 2019-11-01 | 福建师范大学 | A kind of carbon nanotube polylol and carbon nano-tube/poly urethane composite material and preparation method |
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Application publication date: 20160203 |