CN102746656B - Preparation method of electroconductive nylon high polymer composite material - Google Patents
Preparation method of electroconductive nylon high polymer composite material Download PDFInfo
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- CN102746656B CN102746656B CN2012101980474A CN201210198047A CN102746656B CN 102746656 B CN102746656 B CN 102746656B CN 2012101980474 A CN2012101980474 A CN 2012101980474A CN 201210198047 A CN201210198047 A CN 201210198047A CN 102746656 B CN102746656 B CN 102746656B
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- polymer composite
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- nylon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Belonging to the technical field of high polymer materials, the invention relates to a preparation method of an electroconductive nylon high polymer composite material. The method comprises the steps of: preparing a granulation material: first putting 50-56 parts of nylon 610 resin, 19-27 parts of nylon 66 resin, 0.5-0.9 part of a coupling agent, and 17-28 parts of a filling material that are weighed by weight into a high-speed mixer for 8-12min of mixing at a mixer rotation speed of 600-1200n/min, then putting 0.3-0.7 part of an antioxidant, 8-16 parts of an electroconductive agent, 20-26 parts of a reinforced fiber that are weighed by weight into the high-speed mixer for further mixing for 2-4min at a rotation speed of 800-1200n/min so as to obtain the granulation material; and conducting granulation: putting the granulation material into a twin-screw extruder for melt extrusion, and controlling the temperatures of zone one to zone six of the screws respectively at: 235DEG C in zone one, 245DEG C in zone two, 245DEG C in zone three, 255DEG C in zone four, 255DEG C in zone five and 245DEG C in zone six, thus obtaining the electroconductive nylon high polymer composite material. The method of the invention has brief technological steps, and the composite material prepared by the method has an excellent static electricity eliminating effect.
Description
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of preparation method of nylon polymer composite of conduction.
Background technology
After nylon products length duration of service, surface can produce buildup of static electricity, in the time of to a certain extent, easily causes fault, thereby cause, does not wish the accident that occurs.Therefore be necessary the static behaviour that disappears of nylon polymer composite is explored, the applicant has done the experiment of non-limited number of times for this reason, and technical scheme described below is based under this prerequisite, producing.
Summary of the invention
Task of the present invention is to provide a kind of preparation method of nylon polymer composite of conduction, and the nylon polymer composite that is obtained by the method not only has excellent intensity but also has the good electrostatic efficiency that disappears.
Task of the present invention completes like this, and a kind of preparation method of nylon polymer composite of conduction comprises the following steps:
A) produce the granulation material, the NYLON610 resin 50-56 part that first will take by weight, Nylon 66 19-27 part, coupling agent 0.5-0.9 part and filler 17-28 part are dropped in high-speed mixer and are mixed 8-12min, the mixing machine rotating speed is 600-1200n/min, drop into again the oxidation inhibitor 0.3-0.7 part that takes by weight, conductive agent 8-16 part and fortifying fibre 20-26 part, continue to mix 2-4min, the mixing machine rotating speed is 800-1200n/min, obtains the granulation material;
B) granulation, the granulation material is dropped in twin screw extruder and melt extrudes, the temperature in screw rod one Zhi Liu district, district is respectively: 245 ℃ of 235 ℃ of district's temperature, 245 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature and six district's temperature, the nylon polymer composite that obtains conducting electricity.
In one embodiment of the invention, described NYLON610 resin is fusing point at the resin of 220 ℃.
In another embodiment of the present invention, described Nylon 66 is fusing point at the resin of 240 ℃.
In yet another embodiment of the present invention, described coupling agent is β-(3,4 epoxy cyclohexyl) ethyl trimethoxy silane.
In another embodiment of the present invention, described filler is the potter's clay through activation treatment.
Of the present invention, also have an embodiment, described oxidation inhibitor be pair (2,4 di-tert-butyl-phenyl) pentaerythritol diphosphites.
More of the present invention and in embodiment, described conductive agent is conductive carbon black.
In of the present invention and then embodiment, described fortifying fibre is the alkali-free short glass fiber of length 3mm.
The inventive method processing step is succinct, and the tensile strength of the nylon polymer composite of the conduction that obtains is greater than 135MPa, and flexural strength is greater than 210MPa, and the socle girder notched Izod impact strength is greater than 25kj/m
2
, melting index is greater than 26g/10min, and the electrostatic efficiency that disappears with excellence.
Embodiment
Embodiment 1:
A) produce the granulation material, the fusing point that first will take by weight is 50 parts of NYLON610 resins at the resin of 220 ℃, fusing point is 27 parts of Nylon 66s at the resin of 240 ℃, coupling agent is β-(3, 4 epoxy cyclohexyls) 0.5 part of ethyl trimethoxy silane and filler namely mix 12min through in 20 parts of input high-speed mixers of potter's clay of activation treatment, the mixing machine rotating speed is 600n/min, dropping into the oxidation inhibitor that takes by weight is two (2 again, 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.3 part, conductive agent is that 10 parts of conductive carbon blacks and length are 26 parts of the alkali-free short glass fibers of 3mm, continue to mix 2min, the mixing machine rotating speed is 1200n/min, obtain the granulation material,
B) granulation, will be by steps A) the granulation material that obtains drops in twin screw extruder and melt extrudes, wherein each heating region temperature setting of screw rod is respectively: 245 ℃ of 235 ℃ of district's temperature, 245 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature and six district's temperature, the nylon polymer composite that obtains conducting electricity.
Embodiment 2:
A) produce the granulation material, the fusing point that first will take by weight is 52 parts of NYLON610 resins at the resin of 220 ℃, fusing point is 19 parts of Nylon 66s at the resin of 240 ℃, coupling agent is β-(3, 4 epoxy cyclohexyls) 0.7 part of ethyl trimethoxy silane and filler namely mix 8min through in 17 parts of input high-speed mixers of potter's clay of activation treatment, the mixing machine rotating speed is 1200n/min, dropping into the oxidation inhibitor that takes by weight is two (2 again, 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.5 part, conductive agent is that 8 parts of conductive carbon blacks and length are 22 parts of the alkali-free short glass fibers of 3mm, continue to mix 3min, the mixing machine rotating speed is 1000n/min, obtain the granulation material.All the other are all with the description to embodiment 1.
Embodiment 3:
A) produce the granulation material, the fusing point that first will take by weight is 56 parts of NYLON610 resins at the resin of 220 ℃, fusing point is 23 parts of Nylon 66s at the resin of 240 ℃, coupling agent is β-(3, 4 epoxy cyclohexyls) 0.8 part of ethyl trimethoxy silane and filler namely mix 9min through in 28 parts of input high-speed mixers of potter's clay of activation treatment, the mixing machine rotating speed is 1000n/min, dropping into the oxidation inhibitor that takes by weight is two (2 again, 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.7 part, conductive agent is that 12 parts of conductive carbon blacks and length are 20 parts of the alkali-free short glass fibers of 3mm, continue to mix 4min, the mixing machine rotating speed is 800n/min, obtain the granulation material.All the other are all with the description to embodiment 1.
Embodiment 4:
A) produce the granulation material, the fusing point that first will take by weight is 54 parts of NYLON610 resins at the resin of 220 ℃, fusing point is 25 parts of Nylon 66s at the resin of 240 ℃, coupling agent is β-(3, 4 epoxy cyclohexyls) 0.9 part of ethyl trimethoxy silane and filler namely mix 10min through in 22 parts of input high-speed mixers of potter's clay of activation treatment, the mixing machine rotating speed is 800n/min, dropping into the oxidation inhibitor that takes by weight is two (2 again, 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.6 part, conductive agent is that 14 parts of conductive carbon blacks and length are 24 parts of the alkali-free short glass fibers of 3mm, continue to mix 2.5min, the mixing machine rotating speed is 1100n/min, obtain the granulation material.All the other are all with the description to embodiment 1.
The nylon polymer composite of the conduction that is obtained by above-described embodiment 1 to 4 has the described technique effect of following table after tested:
Claims (8)
1.
A kind of preparation method of nylon polymer composite of conduction is characterized in that comprising the following steps:
A) produce the granulation material, the NYLON610 resin 50-56 part that first will take by weight, Nylon 66 19-27 part, coupling agent 0.5-0.9 part and filler 17-28 part are dropped in high-speed mixer and are mixed 8-12min, the mixing machine rotating speed is 600-1200n/min, drop into again the oxidation inhibitor 0.3-0.7 part that takes by weight, conductive agent 8-16 part and fortifying fibre 20-26 part, continue to mix 2-4min, the mixing machine rotating speed is 800-1200n/min, obtains the granulation material;
B) granulation, the granulation material is dropped in twin screw extruder and melt extrudes, the temperature in screw rod one Zhi Liu district, district is respectively: 245 ℃ of 235 ℃ of district's temperature, 245 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature and six district's temperature, the nylon polymer composite that obtains conducting electricity.
2.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described NYLON610 resin is fusing point at the resin of 220 ℃.
3.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described Nylon 66 is fusing point at the resin of 240 ℃.
4.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described coupling agent is β-(3,4 epoxy cyclohexyl) ethyl trimethoxy silane.
5.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described filler is the potter's clay through activation treatment.
6.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described oxidation inhibitor is two (2,4 di-tert-butyl-phenyl) pentaerythritol diphosphites.
7.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described conductive agent is conductive carbon black.
8.
The preparation method of the nylon polymer composite of conduction according to claim 1, is characterized in that described fortifying fibre is the alkali-free short glass fiber of length 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101980474A CN102746656B (en) | 2012-06-15 | 2012-06-15 | Preparation method of electroconductive nylon high polymer composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101980474A CN102746656B (en) | 2012-06-15 | 2012-06-15 | Preparation method of electroconductive nylon high polymer composite material |
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| Publication Number | Publication Date |
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| CN102746656A CN102746656A (en) | 2012-10-24 |
| CN102746656B true CN102746656B (en) | 2013-11-20 |
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| CN2012101980474A Active CN102746656B (en) | 2012-06-15 | 2012-06-15 | Preparation method of electroconductive nylon high polymer composite material |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109401297A (en) * | 2018-09-14 | 2019-03-01 | 安庆市泽烨新材料技术推广服务有限公司 | Electroconductive nylon fire proofing and preparation method thereof |
| CN109385082A (en) * | 2018-09-14 | 2019-02-26 | 安庆市泽烨新材料技术推广服务有限公司 | Conductive nylon material and preparation method thereof |
| CN109265991A (en) * | 2018-09-14 | 2019-01-25 | 安庆市泽烨新材料技术推广服务有限公司 | Flame-retardant conductive nylon composite materials and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200563A (en) * | 2007-11-30 | 2008-06-18 | 清华大学 | Method for preparing crystal polymer/carbon nano-tube conductive composite material |
| CN101475744A (en) * | 2008-12-29 | 2009-07-08 | 杨华科 | Antistatic special material for caster and preparation thereof |
| CN101942193A (en) * | 2009-07-10 | 2011-01-12 | 合肥杰事杰新材料有限公司 | Whisker-enhanced nylon composite |
| CN102108204A (en) * | 2009-12-24 | 2011-06-29 | 合肥杰事杰新材料有限公司 | Plastic case material for breaker and preparation method thereof |
-
2012
- 2012-06-15 CN CN2012101980474A patent/CN102746656B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200563A (en) * | 2007-11-30 | 2008-06-18 | 清华大学 | Method for preparing crystal polymer/carbon nano-tube conductive composite material |
| CN101475744A (en) * | 2008-12-29 | 2009-07-08 | 杨华科 | Antistatic special material for caster and preparation thereof |
| CN101942193A (en) * | 2009-07-10 | 2011-01-12 | 合肥杰事杰新材料有限公司 | Whisker-enhanced nylon composite |
| CN102108204A (en) * | 2009-12-24 | 2011-06-29 | 合肥杰事杰新材料有限公司 | Plastic case material for breaker and preparation method thereof |
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| CN102746656A (en) | 2012-10-24 |
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