CN105385155A - Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer - Google Patents
Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer Download PDFInfo
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- CN105385155A CN105385155A CN201511026934.3A CN201511026934A CN105385155A CN 105385155 A CN105385155 A CN 105385155A CN 201511026934 A CN201511026934 A CN 201511026934A CN 105385155 A CN105385155 A CN 105385155A
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- nylon
- nylon plastic
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a nylon plastic bearing retainer for a draw-bar box and a preparation method of the nylon plastic bearing retainer. According to the formula of the nylon plastic bearing retainer, nylon 66 and nylon 6 are taken as a compound basic material, through adding materials of short-cut glass fibers, a surface treating agent, bisphenol A diglycidyl ether, an MBS flexibilizer, inorganic nonmetal nano particles, a heat stabilizer, an antioxidant, a lubricating agent and the like, the notch impact strength, the tensile strength and the bending strength of the nylon plastic of the bearing retainer provided by the invention are all higher than those of common nylon plastic, more importantly, the nylon plastic has very high low-temperature-resistant capability, and the lowest using temperature can reach more than subzero 20 DEG C, so the requirements of the nylon plastic bearing retainer for the draw-bar box in a cold region are greatly met.
Description
Technical field
The present invention relates to a kind of draw-bar box nylon plastic bearing cages and preparation method thereof.
Background technology
As everyone knows, retainer is the damage of the core component of case and bag, these parts, will directly cause scrapping of suitcase, so it is vital for improving retainer quality.
Usual retainer has the materials such as high tensile brass, highquality carbon steel, tetrafluoroethylene, polyacetal, polyoxymethylene, nylon, polyphenylene sulfide, bakelite (phenolaldehyde moulding compound).Wherein, the retainer made with nylon material has formability and high comprehensive performance, and the feature such as high in intensity, wear-resisting, light weight, is more and more subject to the favor of industry.But nylon is Shortcomings part also, its acid amides polar group makes water-intake rate large, low temperature resistant and resistance to impact shock is low, not strong alkali-acid resistance, and creep-resistant property is poor, poor dimensional stability and easy firing etc., limits the application of nylon.In order to improve constantly performance, being better applied in the production of case and bag retainer, needing to carry out modification to it.
In recent years, there are some effort around modified nylon forefathers, but still there is the problem of lower temperature resistance difference, used the problem of easily fracture, avalanche in cold district, affect the work-ing life of product.
Summary of the invention
In order to solve deficiency of the prior art, a kind of high impact properties, good toughness, high strength, key is the object of the present invention is to provide to be good a kind of draw-bar box nylon plastic bearing cages of lower temperature resistance and preparation method thereof.
For achieving the above object, the present invention is by the following technical solutions:
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Its raw material is made up of the component of following weight part:
Described surface treatment agent is silane coupling agent, aluminate coupling agent or titanate coupling agent.
Described inorganic non-metallic nanoparticle is calcium carbonate, barium sulfate, talcum powder or wollastonite powder.
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 80 DEG C ~ 90 DEG C, dry 12h ~ 24h continuously, be prepared into composite nylon;
2) the inorganic non-metallic nanoparticle of described weight part and the surface treatment agent of 0.01 ~ 0.1 weight part are joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the inorganic non-metallic nanoparticle activated;
3) surface treatment agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) the inorganic non-metallic nanoparticle of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 220 DEG C ~ 260 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
The present invention adopts above technical scheme, has following beneficial effect:
1) MBS toughner, inorganic non-metallic nanoparticle, short glass fiber have to composite nylon the effect that coordination plasticizing strengthens, and make the nylon bearing retainer that is prepared into super tough superpower;
2) inorganic non-metallic nanoparticle and short glass fiber are carried out surface activation process, inorganic non-metallic nanoparticle and short glass fiber are distributed in material better, improve the mobility of material, avoid reuniting, inorganic non-metallic nanoparticle and short glass fiber are evenly distributed, greatly improve the mobility of material, inter-molecular binding force, thus make inorganic non-metallic nanoparticle and short glass fiber can insert the gap of nylon molecules chain to greatest extent or insert between molecular chain, play and increase intermolecular distance and make system toughness, winter hardiness increases, and reduce the cost of material,
3) coupling agent bisphenol A diglycidyl ether can make inorganic materials and organic materials better merge, and makes the nylon bearing retainer impact resistance that is prepared into stronger;
4) MBS even particulate dispersion in the base, is conducive to the better apparatus with shock absorbing of retainer PP Pipe Compound, improves the toughness of material;
5) synergy of MBS toughner and short glass fiber, retainer is reduced notch sensitivity, this point is very beneficial for retainer application at high or low temperatures, effectively solves that retainer easily ruptures at low temperatures, the problem of avalanche.
Therefore, draw-bar box nylon plastic bearing cages disclosed by the invention has the many merits such as high impact properties, good toughness, high strength, particularly has very strong low temperature tolerance ability, Be very effective, practical.
Embodiment
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Described surface treatment agent is silane coupling agent, aluminate coupling agent or titanate coupling agent.
Described inorganic non-metallic nanoparticle is calcium carbonate, barium sulfate, talcum powder or wollastonite powder.
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 80 DEG C ~ 90 DEG C, dry 12h ~ 24h continuously, be prepared into composite nylon;
2) the inorganic non-metallic nanoparticle of described weight part and the surface treatment agent of 0.01 ~ 0.1 weight part are joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the inorganic non-metallic nanoparticle activated;
3) surface treatment agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) the inorganic non-metallic nanoparticle of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 220 DEG C ~ 260 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
Embodiment 1
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 80 DEG C, dry 12h continuously, be prepared into composite nylon;
2) silane coupling agent of the calcium carbonate of described weight part and 0.01 weight part is joined in high-speed mixer, at 125 DEG C, carry out surface activation process 10 minutes, obtain the calcium carbonate activated;
3) silane coupling agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 125 DEG C, carry out surface activation process 10 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) calcium carbonate of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 220 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
Embodiment 2
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 90 DEG C, dry 24h continuously, be prepared into composite nylon;
2) aluminate coupling agent of the barium sulfate of described weight part and 0.1 weight part is joined in high-speed mixer, at 130 DEG C, carry out surface activation process 15 minutes, obtain the barium sulfate activated;
3) aluminate coupling agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 130 DEG C, carry out surface activation process 15 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) barium sulfate of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 260 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
Embodiment 3
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 85 DEG C, dry 18h continuously, be prepared into composite nylon;
2) titanate coupling agent of the talcum powder of described weight part and 0.05 weight part is joined in high-speed mixer, at 127 DEG C, carry out surface activation process 12 minutes, obtain the talcum powder activated;
3) titanate coupling agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 127 DEG C, carry out surface activation process 12 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) talcum powder of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 240 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
Embodiment 4
A kind of draw-bar box nylon plastic bearing cages, its raw material is made up of the component of following weight part:
Described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 80 DEG C, dry 12h continuously, be prepared into composite nylon;
2) silane coupling agent of the wollastonite powder of described weight part and 0.01 weight part is joined in high-speed mixer, at 125 DEG C, carry out surface activation process 10 minutes, obtain the wollastonite powder activated;
3) silane coupling agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 125 DEG C, carry out surface activation process 10 minutes, obtain the short glass fiber activated;
4) according to described weight part by step 1) composite nylon, the step 2 that obtain) wollastonite powder of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) by step 4) compound that obtains and step 3) short glass fiber of activation that obtains is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 220 DEG C, obtains retainer PP Pipe Compound;
6) by step 5) the retainer PP Pipe Compound injection moulding that obtains obtains draw-bar box nylon plastic bearing cages.
Each performance perameter of the draw-bar box nylon plastic bearing cages that each embodiment is prepared into is as shown in table 1:
Can see from table 1, the notched Izod impact strength of retainer nylon plastic of the present invention, tensile strength, the nylon plastic of flexural strength all than common are strong, the more important thing is that there is very strong low temperature tolerance ability, minimum use temperature reaches subzero more than 20 degree, meets the demand of the Northeast's draw-bar box nylon plastic bearing cages greatly.
Each performance perameter table of the draw-bar box nylon plastic bearing cages that each embodiment of table 1 is prepared into
Claims (5)
1. a draw-bar box nylon plastic bearing cages, is characterized in that: its raw material is made up of the component of following weight part:
Nylon66 fiber 31 ~ 51 parts
Nylon 611 ~ 16 part
Short glass fiber 15 ~ 25 parts
Surface treatment agent 0.2 ~ 0.4 part
Bisphenol A diglycidyl ether 1 ~ 2 part
MBS toughner 15 ~ 25 parts
Inorganic non-metallic nanoparticle 1 ~ 3 part
Thermo-stabilizer 1 ~ 3 part
Antioxidant 1 ~ 3 part
Lubricant 1 ~ 3 part.
2. a kind of draw-bar box nylon plastic bearing cages according to claim 1, is characterized in that: its raw material is made up of the component of following weight part:
Nylon66 fiber 40 parts
Nylon 613 parts
Short glass fiber 25 parts
Surface treatment agent 0.3 part
Bisphenol A diglycidyl ether 1 part
MBS toughner 20 parts
Inorganic non-metallic nanoparticle 2 parts
Thermo-stabilizer 2 parts
Antioxidant 2 parts
Lubricant 2 parts.
3. a kind of draw-bar box nylon plastic bearing cages according to claim 1 and 2, is characterized in that: described surface treatment agent is silane coupling agent, aluminate coupling agent or titanate coupling agent.
4. a kind of draw-bar box nylon plastic bearing cages according to claim 1 and 2, is characterized in that: described inorganic non-metallic nanoparticle is calcium carbonate, barium sulfate, talcum powder or wollastonite powder.
5. the preparation method of a kind of draw-bar box nylon plastic bearing cages according to claim 1 and 2, is characterized in that: described preparation method comprises the steps:
1) nylon66 fiber of described weight part and nylon 6 are mixed, at 80 DEG C ~ 90 DEG C, dry 12h ~ 24h continuously, be prepared into composite nylon;
2) the inorganic non-metallic nanoparticle of described weight part and the surface treatment agent of 0.01 ~ 0.1 weight part are joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the inorganic non-metallic nanoparticle activated;
3) surface treatment agent of the short glass fiber of described weight part and residuals weight part is joined in high-speed mixer, at 125 DEG C ~ 130 DEG C, carry out surface activation process 10 ~ 15 minutes, obtain the short glass fiber activated;
4) according to composite nylon, step 2 that step 1) obtains by described weight part) the inorganic non-metallic nanoparticle of activation that obtains and MBS toughner, bisphenol A diglycidyl ether, thermo-stabilizer, antioxidant, lubricant high-speed mixing be even, obtains compound;
5) short glass fiber of the activation that compound step 4) obtained and step 3) obtain is from the charging simultaneously of different hoppers, and double-screw extruding pelletizing at 220 DEG C ~ 260 DEG C, obtains retainer PP Pipe Compound;
6) draw-bar box nylon plastic bearing cages is obtained with the retainer PP Pipe Compound injection moulding that step 5) obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026934.3A CN105385155A (en) | 2015-12-31 | 2015-12-31 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026934.3A CN105385155A (en) | 2015-12-31 | 2015-12-31 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer |
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| CN105385155A true CN105385155A (en) | 2016-03-09 |
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| CN201511026934.3A Pending CN105385155A (en) | 2015-12-31 | 2015-12-31 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer |
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Cited By (3)
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|---|---|---|---|---|
| CN106633845A (en) * | 2016-11-02 | 2017-05-10 | 无锡艾科瑞思产品设计与研究有限公司 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon bearing retainer |
| CN109135277A (en) * | 2018-08-28 | 2019-01-04 | 安徽江淮汽车集团股份有限公司 | A kind of PA66 composite material and preparation method |
| CN115181416A (en) * | 2022-07-15 | 2022-10-14 | 华润化学材料科技股份有限公司 | Polyamide engineering plastic and preparation method and application thereof |
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| CN115181416B (en) * | 2022-07-15 | 2023-12-22 | 华润化学材料科技股份有限公司 | Polyamide engineering plastic and preparation method and application thereof |
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