CN102634203A - Preparation method of cold-resistant nylon composite material - Google Patents
Preparation method of cold-resistant nylon composite material Download PDFInfo
- Publication number
- CN102634203A CN102634203A CN2012101283210A CN201210128321A CN102634203A CN 102634203 A CN102634203 A CN 102634203A CN 2012101283210 A CN2012101283210 A CN 2012101283210A CN 201210128321 A CN201210128321 A CN 201210128321A CN 102634203 A CN102634203 A CN 102634203A
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- Prior art keywords
- cold
- preparation
- nylon composite
- composite materials
- resistant
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Classifications
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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
-
- 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
-
- 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)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method of cold-resistant nylon composite material, belonging to the technical field of preparation of high polymer material. The method comprises the following steps of: weighing 20-25 parts of nylon 610 resin, 7.5-13 parts of nylon 6 resin, 8-12 parts of cold-resistant agent, 0.2-0.6 part of coupling agent and 8-15 parts of filler all by weight; mixing the components in a high-speed mixer; adding 0.2-0.6 part of antioxidant, 13-17 parts of chopped glass fiber and 0.1-0.4 part of surface modifier all by weight, and continuing mixing to obtain the granulation material; and feeding the obtained granulation material into a twin-screw extruder for melt extrusion, and controlling the extrusion temperature of the twin-screw extruder to obtain the cold-resistant nylon composite material. The cold-resistant nylon composite material disclosed by the invention has the advantages that: the tensile strength is greater than 150MPa, the flexural strength is greater than 182MPa, the notch impact strength of the cantilever beam is greater than 34kj/m<2>, the melt index is greater than 22g/10min, and the nylon composite material is resistant to the low temperature of minus 40 DEG C; and the processing steps are simple and short without depending on complicated equipment or following strict operation instruction.
Description
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of preparation method of cold-resistant nylon composite materials.
Background technology
As a kind of material and/or goods, the variation that need conform, but there are fragility in most of nylon materials promptly runs into embrittlement behind the low temperature, damages easily.This is high mainly due to crystallization of nylon resin tendency, due to the sparkling transition temperature height.Therefore, explore rational preparation method and avoid nylon at low temperatures embrittlement have good realistic meaning.For this reason, the applicant has made good try, and the technical scheme that will introduce below produces under this background.
Summary of the invention
Task of the present invention is to provide a kind of preparation method of cold-resistant nylon composite materials; This method technology is terse and need not to use complex apparatus and defer to harsh working specification, and obtainable nylon material has the favorable mechanical performance with excellent resistance to low temperature and use and be fit to outdoor low temperature and use.
Task of the present invention is accomplished like this, and a kind of preparation method of cold-resistant nylon composite materials may further comprise the steps:
A) preparation granulation material; Take by weighing NYLON610 resin 20-25 part, Nylon 6 7.5-13 part, cold-resistant agent 8-12 part, coupling agent 0.2-0.6 part and filler 8-15 part by weight; And mix in the input high-speed mixer; Then drop into oxidation inhibitor 0.2-0.6 part, short glass fiber 13-17 part and the surface-modifying agent 0.1-0.4 part that takes by weighing by weight, and continue to mix, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the extrusion temperature of control twin screw extruder, the nylon composite materials that obtains resisting cold.
In a concrete embodiment of the present invention, described NYLON610 resin is meant that fusing point is at 230 ℃ resin; Described Nylon 6 is meant that fusing point is 220 ℃ a resin.
In another concrete embodiment of the present invention, described cold-resistant agent is meant methyl acrylate-BS.
In another concrete embodiment of the present invention, described coupling agent is meant vinyl three (β methoxyethoxy) silane.
In another concrete embodiment of the present invention, described filler is meant the potter's clay through activation treatment.
Also have among the concrete embodiment of the present invention, described oxidation inhibitor is meant four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
more of the present invention and among concrete embodiment, described short glass fiber is meant that length is the alkali-free short glass fiber of 2mmmm.
In of the present invention and then concrete embodiment, described surface-modifying agent is meant erucicamide.
Of the present invention again more and among concrete embodiment, the described blended time is 5-8min; The described continuation blended time is 3-6min.
In again of the present invention and then concrete embodiment, the extrusion temperature of described control twin screw extruder is that the temperature in Jiang Yi district to six district is controlled to be: 230 ℃ in a district and two districts to six distinguish and are 240 ℃.
The cold-resistant nylon composite materials that the inventive method obtains has following technique effect through test: tensile strength is greater than 150MPa, and flexural strength is greater than 182MPa, and the socle girder notched Izod impact strength is greater than 34kj/m
2, melting index is greater than 22g/10min, anti-subzero 40 ℃ of low temperature; Preparing method's process step is very brief, and need not to rely on complex apparatus and defer to harsh working specification.
Embodiment
Embodiment 1:
A) preparation granulation material; Take by weighing 20.2 parts of Nylon 66s (fusing point is at 230 ℃), 7.5 parts of Nylon 6s (fusing point is 220 ℃), cold-resistant agent by weight and be 8.3 parts of methyl acrylate-BSs, coupling agent and be 0.2 part in vinyl three (β methoxyethoxy) silane and filler and promptly pass through 8.1 parts in the potter's clay of activation treatment; And mix 6min in the input high-speed mixer; Then dropping into the oxidation inhibitor that takes by weighing by weight is four [methyl-β-(3; The 5-di-tert-butyl-hydroxy phenyl) propionic ester] 0.2 part of pentaerythritol ester, length be that 13.3 parts of alkali-free short glass fibers and the surface-modifying agent of 2mmmm is 0.1 part of erucicamide; And continue to mix 5min, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the temperature in a district of twin screw extruder is 230 ℃ and temperature that two districts to six distinguish is 240 ℃, the preparation method of the nylon composite materials that obtains resisting cold.
Embodiment 2:
A) preparation granulation material; Take by weighing 22.5 parts of Nylon 66s (fusing point is at 230 ℃), 9.6 parts of Nylon 6s (fusing point is 220 ℃), cold-resistant agent by weight and be 10.1 parts of methyl acrylate-BSs, coupling agent and be 0.4 part in vinyl three (β methoxyethoxy) silane and filler and promptly pass through 10.6 parts in the potter's clay of activation treatment; And mix 8min in the input high-speed mixer; Then dropping into the oxidation inhibitor that takes by weighing by weight is four [methyl-β-(3; The 5-di-tert-butyl-hydroxy phenyl) propionic ester] 0.3 part of pentaerythritol ester, length be that 15.4 parts of alkali-free short glass fibers and the surface-modifying agent of 2mmmm is 0.2 part of erucicamide; And continue to mix 3min, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the temperature in a district of twin screw extruder is 230 ℃ and temperature that two districts to six distinguish is 240 ℃, the preparation method of the nylon composite materials that obtains resisting cold.
Embodiment 3:
A) preparation granulation material; Take by weighing 24.1 parts of Nylon 66s (fusing point is at 230 ℃), 11.7 parts of Nylon 6s (fusing point is 220 ℃), cold-resistant agent by weight and be 10.8 parts of methyl acrylate-BSs, coupling agent and be 0.5 part in vinyl three (β methoxyethoxy) silane and filler and promptly pass through 13.8 parts in the potter's clay of activation treatment; And mix 7min in the input high-speed mixer; Then dropping into the oxidation inhibitor that takes by weighing by weight is four [methyl-β-(3; The 5-di-tert-butyl-hydroxy phenyl) propionic ester] 0.5 part of pentaerythritol ester, length be that 16.2 parts of alkali-free short glass fibers and the surface-modifying agent of 2mmmm is 0.3 part of erucicamide; And continue to mix 6min, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the temperature in a district of twin screw extruder is 230 ℃ and temperature that two districts to six distinguish is 240 ℃, the preparation method of the nylon composite materials that obtains resisting cold.
Embodiment 4:
A) preparation granulation material; Take by weighing 24.8 parts of Nylon 66s (fusing point is at 230 ℃), 12.9 parts of Nylon 6s (fusing point is 220 ℃), cold-resistant agent by weight and be 12 parts of methyl acrylate-BSs, coupling agent and be 0.6 part in vinyl three (β methoxyethoxy) silane and filler and promptly pass through 14.7 parts in the potter's clay of activation treatment; And mix 5min in the input high-speed mixer; Then dropping into the oxidation inhibitor that takes by weighing by weight is four [methyl-β-(3; The 5-di-tert-butyl-hydroxy phenyl) propionic ester] 0.6 part of pentaerythritol ester, length be that 17 parts of alkali-free short glass fibers and the surface-modifying agent of 2mmmm is 0.4 part of erucicamide; And continue to mix 4min, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the temperature in a district of twin screw extruder is 230 ℃ and temperature that two districts to six distinguish is 240 ℃, the preparation method of the nylon composite materials that obtains resisting cold.
The cold-resistant nylon composite materials that is obtained by the foregoing description 1 to 4 has the technique effect shown in the following table.
Claims (10)
1.
A kind of preparation method of cold-resistant nylon composite materials is characterized in that may further comprise the steps:
A) preparation granulation material; Take by weighing NYLON610 resin 20-25 part, Nylon 6 7.5-13 part, cold-resistant agent 8-12 part, coupling agent 0.2-0.6 part and filler 8-15 part by weight; And mix in the input high-speed mixer; Then drop into oxidation inhibitor 0.2-0.6 part, short glass fiber 13-17 part and the surface-modifying agent 0.1-0.4 part that takes by weighing by weight, and continue to mix, obtain the granulation material;
B) granulation will be by steps A) the granulation material that obtains drops in the twin screw extruder and melt extrudes, and the extrusion temperature of control twin screw extruder, the nylon composite materials that obtains resisting cold.
2. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described NYLON610 resin is meant that fusing point is at 230 ℃ resin; Described Nylon 6 is meant that fusing point is 220 ℃ a resin.
3. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described cold-resistant agent is meant methyl acrylate-BS.
4. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described coupling agent is meant vinyl three (β methoxyethoxy) silane.
5. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described filler is meant the potter's clay through activation treatment.
6. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described oxidation inhibitor is meant four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
7. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described short glass fiber is meant that length is the alkali-free short glass fiber of 2 ㎜ ㎜.
8. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that described surface-modifying agent is meant erucicamide.
9. the preparation method of
a kind of cold-resistant nylon composite materials according to claim 1 is characterized in that the described blended time is 5-8min; The described continuation blended time is 3-6min.
10.
The preparation method of a kind of cold-resistant nylon composite materials according to claim 1, the extrusion temperature that it is characterized in that described control twin screw extruder is that the temperature in Jiang Yi district to six district is controlled to be: 230 ℃ in a district and two districts to six distinguish and are 240 ℃
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101283210A CN102634203A (en) | 2012-04-27 | 2012-04-27 | Preparation method of cold-resistant nylon composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101283210A CN102634203A (en) | 2012-04-27 | 2012-04-27 | Preparation method of cold-resistant nylon composite material |
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| Publication Number | Publication Date |
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| CN102634203A true CN102634203A (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101283210A Pending CN102634203A (en) | 2012-04-27 | 2012-04-27 | Preparation method of cold-resistant nylon composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131583A (en) * | 2015-09-21 | 2015-12-09 | 蔡逸 | Dry-state high-cold-resistant nylon material and preparation method thereof |
| CN116394614A (en) * | 2023-04-08 | 2023-07-07 | 河北澳航建材科技有限公司 | Prefabricated dry floor heating module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5583177A (en) * | 1993-06-11 | 1996-12-10 | Toyo Boseki Kabushiki Kaisha | Polyamide resin composition |
| CN101544821A (en) * | 2009-04-29 | 2009-09-30 | 株洲时代工程塑料制品有限责任公司 | High performance nylon composite for railway fastener gauge apron and its preparation method |
| CN201544821U (en) * | 2009-11-18 | 2010-08-11 | 丹东先科液压设备有限公司 | Novel car rear seat |
| CN101831170A (en) * | 2010-05-07 | 2010-09-15 | 深圳市科聚新材料有限公司 | High viscosity PA6/PE alloy and preparation method thereof |
-
2012
- 2012-04-27 CN CN2012101283210A patent/CN102634203A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5583177A (en) * | 1993-06-11 | 1996-12-10 | Toyo Boseki Kabushiki Kaisha | Polyamide resin composition |
| CN101544821A (en) * | 2009-04-29 | 2009-09-30 | 株洲时代工程塑料制品有限责任公司 | High performance nylon composite for railway fastener gauge apron and its preparation method |
| CN201544821U (en) * | 2009-11-18 | 2010-08-11 | 丹东先科液压设备有限公司 | Novel car rear seat |
| CN101831170A (en) * | 2010-05-07 | 2010-09-15 | 深圳市科聚新材料有限公司 | High viscosity PA6/PE alloy and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131583A (en) * | 2015-09-21 | 2015-12-09 | 蔡逸 | Dry-state high-cold-resistant nylon material and preparation method thereof |
| CN116394614A (en) * | 2023-04-08 | 2023-07-07 | 河北澳航建材科技有限公司 | Prefabricated dry floor heating module |
| CN116394614B (en) * | 2023-04-08 | 2023-11-28 | 河北澳航建材科技有限公司 | Prefabricated dry floor heating module |
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Application publication date: 20120815 |