CN103275389A - Long-glass fiber polypropylene composition and preparation method thereof - Google Patents
Long-glass fiber polypropylene composition and preparation method thereof Download PDFInfo
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- CN103275389A CN103275389A CN201310148491XA CN201310148491A CN103275389A CN 103275389 A CN103275389 A CN 103275389A CN 201310148491X A CN201310148491X A CN 201310148491XA CN 201310148491 A CN201310148491 A CN 201310148491A CN 103275389 A CN103275389 A CN 103275389A
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Abstract
The invention discloses a long-glass fiber polypropylene composition and a preparation method thereof. The long-glass fiber polypropylene composition comprises, by weight, 100 parts of polypropylene, 2 to 4 parts of carbon black, 1 to 1.5 parts of silicone oil, 10 to 25 parts of long glass fibers, 4 to 8 parts of a flexibilizer and 0 to 15 parts of a polyolefin plastomer. The preparation method has a simple principle, a low cost, and low equipment requirements. The long-glass fiber polypropylene composition has good acid and alkali resistance, high and low temperature resistance, impact resistance and ageing resistance.
Description
Technical field
The present invention relates to polymeric material field, relate in particular to a kind of roving glass fiber polypropene composition and preparation method thereof.
Background technology
Because polypropylene has better chemical stability, so polypropylene is fit to make various chemical pipelines and accessory.
But the polypropene composition of traditional preparation process is acted upon by temperature changes greatly, easily aging, easily corroded by strong acid and strong base, limited its further application.
Summary of the invention
Main purpose of the present invention is to provide a kind of resistance to acids and bases, high-low temperature resistant, shock resistance, aging-resistant roving glass fiber polypropene composition and preparation method thereof.
The present invention proposes a kind of roving glass fiber polypropene composition, by weight, comprises following component:
100 parts of polypropylene;
Carbon black 2-4 part;
Silicone oil 1-1.5 part;
Long glass fibres 10-25 part;
Toughner 4-8 part;
Polyolefin plastomer 0-15 part.
Preferably, described silicone oil comprises at least a of following component: methyl-silicone oil, ethyl silicon oil, phenyl silicone oil, Methyl Hydrogen Polysiloxane Fluid, methyl phenyl silicone oil, methyl chloride phenyl silicone oil, methyl ethoxy silicone oil, methyl trifluoro propyl silicone oil, methyl ethylene silicone oil, methyl hydroxy silicon oil, ethyl containing hydrogen silicone oil, hydroxyl hydrogen silicone oil, contain nitrile silicone.
Preferably, described long glass fibres is the alkali-free long glass fibres.
Preferably, described toughner comprises at least a of following component: alkene octene copolymer, ethylene-butylene copolymer, ethylene propylene copolymer and styrene-butadiene-copolymer.
The present invention proposes a kind of preparation method of roving glass fiber polypropene composition in addition, each component that below relates to by weight, described preparation method may further comprise the steps:
Step 1,100 parts of polypropylene, 2-4 part carbon black, 1-1.5 part silicone oil, 10-25 part long glass fibres, 4-8 part toughner, 0-15 part polyolefin plastomer are added in the stirrer, and stir and to make it to form uniform first mixture, and first mixture is placed temperature is under 100-110 ℃ the environment dry 4-6 hour;
Step 2, described first mixture is added in the twin screw extruder temperature of control screw speed and twin screw extruder; Making described first mixture is that 35-48Hz, temperature are fusion under 240-245 ℃ the condition at screw speed, and mixes and extrude, and obtains the roving glass fiber polypropene composition.
Preferably, described silicone oil comprises at least a of following component: methyl-silicone oil, ethyl silicon oil, phenyl silicone oil, Methyl Hydrogen Polysiloxane Fluid, methyl phenyl silicone oil, methyl chloride phenyl silicone oil, methyl ethoxy silicone oil, methyl trifluoro propyl silicone oil, methyl ethylene silicone oil, methyl hydroxy silicon oil, ethyl containing hydrogen silicone oil, hydroxyl hydrogen silicone oil, contain nitrile silicone.
Preferably, described long glass fibres is the alkali-free long glass fibres.
Preferably, described toughner comprises at least a of following component: alkene octene copolymer, ethylene-butylene copolymer, ethylene propylene copolymer and styrene-butadiene-copolymer.
Roving glass fiber polypropene composition provided by the present invention and preparation method thereof, wherein said preparation method's principle is simple, cost is low, and is not high to equipment requirements, and the roving glass fiber polypropene composition that makes has good resistance to acids and bases, resistant of high or low temperature, shock resistance, resistance to deterioration.
Embodiment
Further specify the present invention below by embodiment.
Embodiment 1
To press the content of table 1 appointment given for related component concentration in the present embodiment.
Step 1, polypropylene, carbon black, silicone oil, long glass fibres, toughner, polyolefin plastomer is added in the stirrer, and stir and make it to form uniform first mixture, and first mixture is placed temperature is dry under the environment of TI that be t1 time of drying.
Step 2, described first mixture is added in the twin screw extruder temperature of control screw speed and twin screw extruder; Making described first mixture is V at screw speed, one district's temperature of twin screw extruder is that T2, two district's temperature are that T3, three district's temperature are that T4, four district's temperature are that T5, five district's temperature are fusion under the condition of T6, and mix extrude, check rod, cooling, air-dry, pelletizing, obtain roving glass fiber polypropene composition particle.
The roving glass fiber polypropene composition particle of above-described embodiment 1 preparation is carried out performance test, and test result is referring to table 1.
Embodiment 2
Press the method for each component concentration repetition embodiment 1 of appointment in the table 1, the roving glass fiber polypropene composition particle that present embodiment is prepared carries out performance measurement according to the described standard of table 1, and measuring result is referring to table 1.
Embodiment 3
Press the method for each component concentration repetition embodiment 1 of appointment in the table 1, the roving glass fiber polypropene composition particle that present embodiment is prepared carries out performance measurement according to the described standard of table 1, and measuring result is referring to table 1.
Embodiment 4
Press the method for each component concentration repetition embodiment 1 of appointment in the table 1, the roving glass fiber polypropene composition particle that present embodiment is prepared carries out performance measurement according to the described standard of table 1, and measuring result is referring to table 1.
Embodiment 5
Press the method for each component concentration repetition embodiment 1 of appointment in the table 1, the roving glass fiber polypropene composition particle that present embodiment is prepared carries out performance measurement according to the described standard of table 1, and measuring result is referring to table 1.
Embodiment 6
Press the method for each component concentration repetition embodiment 1 of appointment in the table 1, the roving glass fiber polypropene composition particle that present embodiment is prepared carries out performance measurement according to the described standard of table 1, and measuring result is referring to table 1.
Each performance data value from the prepared roving glass fiber polypropene composition particle correspondence table 1 of above-described embodiment 1-6, the roving glass fiber polypropene composition particle preparation method's principle of the prior art relatively that provides of the present invention is simple as can be known, cost is low, not high to equipment requirements, the roving glass fiber polypropene composition particle that makes has good resistant of high or low temperature and shock resistance.Roving glass fiber polypropene composition provided by the present invention also has good resistance to acids and bases, resistance to deterioration in addition.
The described carbon black that adopts among the preparation method of roving glass fiber polypropene composition provided by the present invention is a kind of decolorizing carbon, has another name called carbon black.The long glass fibres of described employing is the alkali-free long glass fibres.
Methyl-silicone oil, the phenyl silicone oil of the silicone oil that adopts except adopting among above-described embodiment 1-6 can also adopt ethyl silicon oil, Methyl Hydrogen Polysiloxane Fluid, methyl phenyl silicone oil, methyl chloride phenyl silicone oil, methyl ethoxy silicone oil, methyl trifluoro propyl silicone oil, methyl ethylene silicone oil, methyl hydroxy silicon oil, ethyl containing hydrogen silicone oil, hydroxyl hydrogen silicone oil and contain nitrile silicone.
Ethylene-butylene copolymer, the styrene-butadiene-copolymer of the toughner that adopts except adopting among above-described embodiment 1-6 can also adopt alkene octene copolymer and ethylene propylene copolymer.
Should be understood that the present invention can summarize with other the specific form without prejudice to spirit of the present invention or principal character.Therefore, no matter from which point, the above embodiment of the present invention can only be thought can not limit the present invention to explanation of the present invention, claims have been pointed out scope of the present invention, and scope of the present invention is not pointed out in above-mentioned explanation, therefore in the implication suitable with claims of the present invention and any change in the scope, all should think to be included in the scope of claims.
Table 1
Claims (8)
1. roving glass fiber polypropene composition by weight, comprises following component:
100 parts of polypropylene;
Carbon black 2-4 part;
Silicone oil 1-1.5 part;
Long glass fibres 10-25 part;
Toughner 4-8 part;
Polyolefin plastomer 0-15 part.
2. roving glass fiber polypropene composition according to claim 1, it is characterized in that described silicone oil comprises at least a of following component: methyl-silicone oil, ethyl silicon oil, phenyl silicone oil, Methyl Hydrogen Polysiloxane Fluid, methyl phenyl silicone oil, methyl chloride phenyl silicone oil, methyl ethoxy silicone oil, methyl trifluoro propyl silicone oil, methyl ethylene silicone oil, methyl hydroxy silicon oil, ethyl containing hydrogen silicone oil, hydroxyl hydrogen silicone oil, contain nitrile silicone.
3. roving glass fiber polypropene composition according to claim 1 is characterized in that, described long glass fibres is the alkali-free long glass fibres.
4. according to each described roving glass fiber polypropene composition of claim 1 to 3, it is characterized in that described toughner comprises at least a of following component: alkene octene copolymer, ethylene-butylene copolymer, ethylene propylene copolymer and styrene-butadiene-copolymer.
5. the preparation method of a roving glass fiber polypropene composition, each component that below relates to by weight, described preparation method may further comprise the steps:
Step 1,100 parts of polypropylene, 2-4 part carbon black, 1-1.5 part silicone oil, 10-25 part long glass fibres, 4-8 part toughner, 0-15 part polyolefin plastomer are added in the stirrer, and stir and to make it to form uniform first mixture, and first mixture is placed temperature is under 100-110 ℃ the environment dry 4-6 hour;
Step 2, described first mixture is added in the twin screw extruder temperature of control screw speed and twin screw extruder; Making described first mixture is that 35-48Hz, temperature are fusion under 240-245 ℃ the condition at screw speed, and mixes and extrude, and obtains the roving glass fiber polypropene composition.
6. the preparation method of roving glass fiber polypropene composition according to claim 5, it is characterized in that described silicone oil comprises at least a of following component: methyl-silicone oil, ethyl silicon oil, phenyl silicone oil, Methyl Hydrogen Polysiloxane Fluid, methyl phenyl silicone oil, methyl chloride phenyl silicone oil, methyl ethoxy silicone oil, methyl trifluoro propyl silicone oil, methyl ethylene silicone oil, methyl hydroxy silicon oil, ethyl containing hydrogen silicone oil, hydroxyl hydrogen silicone oil, contain nitrile silicone.
7. the preparation method of roving glass fiber polypropene composition according to claim 5 is characterized in that, described long glass fibres is the alkali-free long glass fibres.
8. according to the preparation method of each described roving glass fiber polypropene composition of claim 5 to 7, it is characterized in that described toughner comprises at least a of following component: alkene octene copolymer, ethylene-butylene copolymer, ethylene propylene copolymer and styrene-butadiene-copolymer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310148491XA CN103275389A (en) | 2013-04-25 | 2013-04-25 | Long-glass fiber polypropylene composition and preparation method thereof |
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| CN201310148491XA CN103275389A (en) | 2013-04-25 | 2013-04-25 | Long-glass fiber polypropylene composition and preparation method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102643478A (en) * | 2012-04-16 | 2012-08-22 | 上海金发科技发展有限公司 | Halogen-free flame-retarding long glass fiber reinforced polypropylene material and preparation method thereof |
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- 2013-04-25 CN CN201310148491XA patent/CN103275389A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102643478A (en) * | 2012-04-16 | 2012-08-22 | 上海金发科技发展有限公司 | Halogen-free flame-retarding long glass fiber reinforced polypropylene material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 黄丽等: "《碳纤维/超高相对分子质量聚乙烯复合材料的热性能研究》", 《中国塑料》, vol. 15, no. 7, 31 December 2001 (2001-12-31), pages 15 - 17 * |
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Application publication date: 20130904 |