CN103172877A - Nano-material filled plastic particle production method - Google Patents
Nano-material filled plastic particle production method Download PDFInfo
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- CN103172877A CN103172877A CN2013100711831A CN201310071183A CN103172877A CN 103172877 A CN103172877 A CN 103172877A CN 2013100711831 A CN2013100711831 A CN 2013100711831A CN 201310071183 A CN201310071183 A CN 201310071183A CN 103172877 A CN103172877 A CN 103172877A
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Abstract
The invention discloses a nano-material filled plastic particle production method. The method comprises the following steps: adding a nano-material treated as a disperse phase to an organic solvent to prepare a nano-material suspension having a weight percent concentration of 1-50%; adding a dispersant having a weight being 1-5% of the weight of the nano-material for pre-dispersing; accessing the obtained pre-dispersed suspension to the inlet of a micro-jet machine, starting the micro-jet machine, and collecting the well-dispersed dispersed phase suspension at the outlet of the micro-jet machine; adding plastic particles treated as a disperse phase to the dispersed suspension to prepare a mixture having a weight ratio of the plastic particles to the organic solvent of 1-30%, stirring the mixture, and heating the mixture; carrying out reduced pressure distillation to remove the organic solvent in the mixture after the complete melting of the plastic particles in order to obtain a nanao-material uniformly-dispersed melt; and accessing the melt to a granulator, and granulating to obtain agglomeration-free nanao-material uniformly-dispersed plastic particles.
Description
[technical field]
The present invention relates to nanomaterial-filled plastic pellet, relate in particular to a kind of production method of nanomaterial-filled plastic pellet.
[background technology]
Nano particle is a difficult problem with mixing of plastic pellet always.Common blending means can not effectively solve the agglomeration traits of nano particle, if the agglomeration traits of nano particle does not solve, nano material just can not play the effect of real nano material so.The technology that generally adopts at present is screw rod blend or Banbury mixer, such hybrid technology inefficiency, and can not obtain nano material fully without reunite, plastic pellet uniform filling, the problem that solution nanometer that can only part is reunited.
What adopt in Chinese invention patent application 00129696.5 is exactly the method that the mode of Banbury mixer or screw extrusion press blend prepares toughness reinforced mother material for nanometer calcium carbonate plastics.Because the shearing force of Banbury mixer and twin screw extruder is limited, the nanoparticulate dispersed that therefore has been difficult to reunite is opened.Chinese invention patent application 200810200442.5 discloses a kind of method for preparing polyester and nano calcium carbonate mixture, this patent application uses high-speed mixer that nano material and body material are blended into together, the method efficient is not high, is difficult to simultaneously obtain homodisperse blend.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of without reunite, production method nano particle uniform filling plastic pellet.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is that a kind of production method of nanomaterial-filled plastic pellet comprises the following steps:
101) will join in organic solvent as the nano material that is dispersed phase, the concentration expressed in percentage by weight that is mixed with nano material is the suspension of 1%-50%;
102) in the suspension of step 101 preparation, add the dispersion agent that accounts for nano material weight 1-5%, carry out pre-dispersedly, obtain being dispersed the pre-dispersed suspension of phase;
103) the pre-dispersed suspension that step 102 is obtained connects the entrance of microfluidizer, starts microfluidizer, collects the scattered phase suspension that is dispersed in the outlet of microfluidizer;
104) will join as the plastic pellet of disperse phase in the disperse phase suspension that step 103 obtains, the weight ratio that is mixed with plastic pellet weight and organic solvent is the mixture of 1%-30%, mixture is stirred heating; After plastic pellet melted fully, underpressure distillation went out the organic solvent in mixture, obtained the homodisperse melts of nano material;
105) melts is accessed granulator granulation.Obtain nano material homodisperse, without the plastic pellet of reuniting.
106) production method of above-described nanomaterial-filled plastic pellet, being nano barium sulfate, nano silicon, nano titanium oxide or nano-calcium carbonate as the nano material that is dispersed phase, is PPS, PEEK, PI, PP, PE, PA6, PA66 or PET plastic pellet as the plastic pellet of disperse phase.
107) production method of above-described nanomaterial-filled plastic pellet, described dispersion agent are didecyl Dimethy brometo de amonio, didecyl Dimethy ammonium chloride, DHAB, Varisoft 432PPG, didodecyldimethylammbromide bromide, two dodecyl dimethyl ammonium chloride, DDA or distearyl dimethyl ammonium chloride.
The production method of above-described nanomaterial-filled plastic pellet, described organic solvent are DOP or DBP.
The production method of above-described nanomaterial-filled plastic pellet, in step 102, carry out pre-dispersed in ultrasonic cleaner, energy density by the corresponding 1 kilowatt of ultrasonic power of every kilogram of suspension, carrying out ultrasonic wave disperses, jitter time 15-25 minute, obtain the described pre-dispersed suspension that is dispersed phase.
The production method of above-described nanomaterial-filled plastic pellet; in step 104; described mixture is inserted in reactor with heating unit and vacuum distillation plant; stir under protection of inert gas, heat; after melting fully Deng plastic pellet; distill out organic solvent, obtain the homodisperse melts of nano material.
The production method of nanomaterial-filled plastic pellet provided by the invention utilizes nano particle easily to disperse in liquid, then transfers in the molten mass of plastics, then granulation just can obtain without reunite, the plastic pellet nano particle uniform filling.
[embodiment]
The production method of the nanomaterial-filled plastic pellet of the present invention comprises the following steps:
(1) a certain amount of phase nano material that is dispersed is joined in organic solution, the concentration expressed in percentage by weight that is mixed with nano material is the suspension of 1%--50%;
(2) add the dispersion agent didecyl Dimethy brometo de amonio that accounts for nano material weight 1-5%, ultrasonic wave is pre-dispersed, obtains being dispersed the pre-dispersed suspension of phase.
(3) will be dispersed the entrance of the pre-dispersed suspension access microjet equipment of phase, start microfluidizer, collect the scattered phase suspension that is dispersed in the outlet of microfluidizer.
(4) the disperse phase plastic pellet is joined scattered being dispersed in phase suspension, being mixed with the weight of plastic pellet and the weight ratio of organic solvent is the mixture of 1%--30%; Stir under protection of inert gas, heating, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent, obtains the homodisperse melts of nano material.
(5) with the homodisperse melts access of nano material tablets press, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.
Embodiment 1,
(1) a certain amount of phase nano barium sulfate that is dispersed is joined in DOP, the concentration expressed in percentage by weight that is mixed with nano barium sulfate is 1% suspension; Add the dispersion agent didecyl Dimethy brometo de amonio that accounts for nano barium sulfate weight 1%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PPS particle is joined be dispersed in phase suspension; the weight ratio that is mixed with the weight of plastics PPS particle and organic solvent DOP is 1% the suspension that contains solids; insert in the stainless steel cauldron with heating unit and vacuum distillation plant; stir under nitrogen protection; be heated to 300 ℃; after melting fully Deng plastic pellet, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the PPS melts that nano material is dispersed in melting.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.
With the section of this PPS plastic pellet of surface sweeping submicroscopy, find that nano barium sulfate is dispersed in PPS, nanometer barium sulfate grains is without agglomeration.
Embodiment 2,
(1) a certain amount of phase nano barium sulfate that is dispersed is joined in DOP(, the concentration expressed in percentage by weight that is mixed with nano barium sulfate is 50% suspension; Add the dispersion agent didecyl Dimethy ammonium chloride that accounts for nano barium sulfate weight 5%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.((3) join disperse phase plastics PPS particle and are dispersed in phase suspension; the weight ratio that is mixed with the weight of plastics PPS particle and organic solvent DOP is 30% the suspension that contains solids; insert in the stainless steel cauldron with heating unit and vacuum distillation plant; stir under nitrogen protection; be heated to 300 ℃; after melting fully Deng plastic pellet, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PPS of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PPS plastic pellet of surface sweeping submicroscopy, find that nano barium sulfate is dispersed in PPS, nanometer barium sulfate grains is without agglomeration.
Embodiment 3,
(1) a certain amount of phase nano barium sulfate that is dispersed is joined in DOP, the concentration expressed in percentage by weight that is mixed with nano barium sulfate is 20% suspension; Add the dispersion agent didodecyldimethylammbromide bromide that accounts for nano barium sulfate weight 3%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PPS particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PPS particle and organic solvent DOP is 15% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PPS of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PPS plastic pellet of surface sweeping submicroscopy, find that nano barium sulfate is dispersed in PPS, nanometer barium sulfate grains is without agglomeration.
Embodiment 4,
(1) a certain amount of phase nano-calcium carbonate that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano-calcium carbonate is 10% suspension; Add the two dodecyl dimethyl ammonium chlorides of the dispersion agent that accounts for nano-calcium carbonate weight 2%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PP particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PP particle and organic solvent DBP is 10% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PP of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PP plastic pellet of surface sweeping submicroscopy, find that nano-calcium carbonate is dispersed in PP, nano-calcium carbonate particles is without agglomeration.
Embodiment 5,
(1) a certain amount of phase nano silicon that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano silicon is 5% suspension; Add the dispersion agent DHAB that accounts for nano silicon weight 2%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PE particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PE particle and organic solvent DBP is 5% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 200 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PE of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PE plastic pellet of surface sweeping submicroscopy, find that nano silicon is dispersed in PE, nanometer silicon dioxide particle is without agglomeration.
Embodiment 6,
(1) a certain amount of phase nano-titanium dioxide that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano titanium oxide is 15% suspension; Add the dispersion agent Varisoft 432PPG that accounts for nano titanium oxide weight 1%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PA6 particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PA6 particle and organic solvent DBP is 30% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PA6 of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 300 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PA6 plastic pellet of surface sweeping submicroscopy, find that nano titanium oxide is dispersed in PA6, titanium dioxide nanoparticle is without agglomeration.
Embodiment 7,
(1) a certain amount of phase nano-calcium carbonate that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano-calcium carbonate is 25% suspension; Add the dispersion agent DDA that accounts for nano-calcium carbonate weight 4%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PEEK particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PEEK particle and organic solvent DBP is 10% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PEEK of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 480 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PEEK plastic pellet of surface sweeping submicroscopy, find that nano-calcium carbonate is dispersed in PEEK, nano-calcium carbonate particles is without agglomeration.
Embodiment 8,
(1) a certain amount of phase nano silicon that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano silicon is 23% suspension; Add the dispersion agent distearyl dimethyl ammonium chloride that accounts for nano silicon weight 2%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PI particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PI particle and organic solvent DBP is 35% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 350 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PI of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 460 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PI plastic pellet of surface sweeping submicroscopy, find that nano silicon is dispersed in PI, nanometer silicon dioxide particle is without agglomeration.
Embodiment 9,
(1) a certain amount of phase nano-calcium carbonate that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano-calcium carbonate is 30% suspension; Add the dispersion agent distearyl dimethyl ammonium chloride that accounts for nano-calcium carbonate weight 4%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PA6 particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PA6 particle and organic solvent DBP is 20% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 230 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PA6 of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 260 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PA6 plastic pellet of surface sweeping submicroscopy, find that nano-calcium carbonate is dispersed in PA6, nano-calcium carbonate particles is without agglomeration.
Embodiment 10,
(1) a certain amount of phase nano barium sulfate that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano barium sulfate is 16% suspension; Add the dispersion agent distearyl dimethyl ammonium chloride that accounts for nano barium sulfate weight 4%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PA66 particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PA66 particle and organic solvent DBP is 25% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PA66 of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 310 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PA66 plastic pellet of surface sweeping submicroscopy, find that nano barium sulfate is dispersed in PA66, nanometer barium sulfate grains is without agglomeration.
Embodiment 11,
(1) a certain amount of phase nano-titanium dioxide that is dispersed is joined in DBP, the concentration expressed in percentage by weight that is mixed with nano titanium oxide is 40% suspension; Add the two dodecyl dimethyl ammonium chlorides of the dispersion agent that accounts for nano titanium oxide weight 5%, suspension is inserted in ultrasonic cleaner, the energy density that keeps the corresponding 1 kilowatt of ultrasonic power of every kilogram of mixing solutions, carrying out ultrasonic wave disperses, jitter time 20 minutes obtains being dispersed the pre-dispersed suspension of phase.(2) with the entrance of pre-dispersed suspension access microjet equipment, start microfluidizer, collect the scattered phase suspension that evenly is dispersed.(3) disperse phase plastics PET particle is joined be dispersed in phase suspension, the weight ratio that is mixed with the weight of plastics PET particle and organic solvent DBP is 20% the suspension that contains solids, inserts in the stainless steel cauldron with heating unit and vacuum distillation plant; Stir under nitrogen protection, be heated to 300 ℃, after waiting plastic pellet to melt fully, underpressure distillation goes out organic solvent under 1 mmhg vacuum tightness, obtains the homodisperse melting PET of nano material melts.(4) melts is accessed the plastic grain tablets press, keeping screw rod district temperature is 360 ℃, directly granulation.Namely obtain nano material homodisperse, without the plastic pellet of reuniting.With the section of this PET plastic pellet of surface sweeping submicroscopy, find that nano titanium oxide is dispersed in PET, titanium dioxide nanoparticle is without agglomeration.
High-shear, high collision and cavitation effect that the above embodiment of the present invention utilizes the high-speed liquid shock to produce by the microjet dispersion technology, thus the nano particle of reuniting is pulverized and dispersion.The present invention uses micro jetting technology first to prepare the suspension of the nano material of nothing reunion; the plastic pellet that then will need to disperse joins in the suspension of nano material; under the condition of protection of inert gas; heated and stirred; plastic pellet is dissolved in organic solvent; then with the organic solvent underpressure distillation out, with the distillation residue granulation.Obtain the finely dispersed material of nano material and plastic pellet.
Claims (6)
1. the production method of a nanomaterial-filled plastic pellet, is characterized in that, comprises the following steps:
101) will join in organic solvent as the nano material that is dispersed phase, the concentration expressed in percentage by weight that is mixed with nano material is the suspension of 1%-50%;
102) in the suspension of step 101 preparation, add the dispersion agent that accounts for nano material weight 1-5%, carry out pre-dispersedly, obtain being dispersed the pre-dispersed suspension of phase;
103) the pre-dispersed suspension that step 102 is obtained connects the entrance of microfluidizer, starts microfluidizer, collects the scattered phase suspension that is dispersed in the outlet of microfluidizer;
104) will join as the plastic pellet of disperse phase in the disperse phase suspension that step 103 obtains, the weight ratio that is mixed with plastic pellet weight and organic solvent is the mixture of 1%-30%, mixture is stirred heating; After plastic pellet melted fully, underpressure distillation went out the organic solvent in mixture, obtained the homodisperse melts of nano material;
105) melts is accessed granulator granulation; Obtain nano material homodisperse, without the plastic pellet of reuniting.
2. the production method of nanomaterial-filled plastic pellet according to claim 1, it is characterized in that, being nano barium sulfate, nano silicon, nano titanium oxide or nano-calcium carbonate as the nano material that is dispersed phase, is PPS, PEEK, PI, PP, PE, PA6, PA66 or PET plastic pellet as the plastic pellet of disperse phase.
3. the production method of nanomaterial-filled plastic pellet according to claim 1, it is characterized in that, described dispersion agent is didecyl Dimethy brometo de amonio, didecyl Dimethy ammonium chloride, DHAB, Varisoft 432PPG, didodecyldimethylammbromide bromide, two dodecyl dimethyl ammonium chloride, DDA or distearyl dimethyl ammonium chloride.
4. the production method of nanomaterial-filled plastic pellet according to claim 1, is characterized in that, described organic solvent is DOP or DBP.
5. the production method of nanomaterial-filled plastic pellet according to claim 1, it is characterized in that, in step 102, carry out pre-dispersed in ultrasonic cleaner, energy density by the corresponding 1 kilowatt of ultrasonic power of every kilogram of suspension, carry out ultrasonic wave and disperse, jitter time 15-25 minute, obtain the described pre-dispersed suspension that is dispersed phase.
6. the production method of nanomaterial-filled plastic pellet according to claim 1; it is characterized in that; in step 104; described mixture is inserted in reactor with heating unit and vacuum distillation plant; stir under protection of inert gas, heat; after melting fully Deng plastic pellet, distill out organic solvent, obtain the homodisperse melts of nano material.
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| CN105713347A (en) * | 2014-12-05 | 2016-06-29 | 黑龙江鑫达企业集团有限公司 | Modified material for transmission gear of automobile air conditioner and preparation method thereof |
| CN109772228A (en) * | 2018-11-21 | 2019-05-21 | 内蒙古世杰化工有限公司 | A kind of melting drying granulation crushing all-in-one machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105713347A (en) * | 2014-12-05 | 2016-06-29 | 黑龙江鑫达企业集团有限公司 | Modified material for transmission gear of automobile air conditioner and preparation method thereof |
| CN109772228A (en) * | 2018-11-21 | 2019-05-21 | 内蒙古世杰化工有限公司 | A kind of melting drying granulation crushing all-in-one machine |
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