CN102181120B - Polyphenyl ether elastomer composition and preparation method thereof - Google Patents
Polyphenyl ether elastomer composition and preparation method thereof Download PDFInfo
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- CN102181120B CN102181120B CN 201110029636 CN201110029636A CN102181120B CN 102181120 B CN102181120 B CN 102181120B CN 201110029636 CN201110029636 CN 201110029636 CN 201110029636 A CN201110029636 A CN 201110029636A CN 102181120 B CN102181120 B CN 102181120B
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Abstract
The invention relates to a polyphenyl ether elastomer composition and a preparation method thereof. The composition comprises the following components in percentage by mass: 3 to 40 percent of polyphenyl ether, 25 to 50 percent of styrene block polymer resin, 15 to 50 percent of rubber processing oil, 0 to 40 percent of polyolefin, 0 to 20 percent of inorganic mineral filler and 0.1 to 0.3 percent of antioxidant. The preparation method comprises the following steps of: weighing the materials in a mass ratio, mixing the materials at a high speed in a high-speed mixer, putting the mixture into a double-screw extruder, and performing melt extrusion and granulation to obtain the polyphenyl ether elastomer composition. Compared with the prior art, the polyphenyl ether elastomer composition has the advantages of softness, high heat resistance and the like.
Description
Technical field
The present invention relates to a kind of composition and method of making the same of field of polymer technology, relate in particular to a kind of polyphenyl ether elastomer composition and preparation method thereof.
Background technology
Composition for thermoplastic elastomer has the resilient flexible of rubber at normal temperatures, again can be as thermoplastics under the temperature that is higher than its fusing point or softening temperature can be by arbitrarily machine-shaping or recycling.The kind of thermoplastic elastomer is a lot, wherein styrene analog thermoplastic elastomer (or styrene block copolymer) is a most widely used class elastomerics, it is as hard section take the polystyrene of vitreous state, segmented copolymer take the polyhutadiene of rubbery state or isoprene as soft section composition is because it has splendid rebound resilience and surface touch, excellent weathering resistance, anti-ozone, winter hardiness, can repeatedly recycle and the series of advantages such as the flexible adjustability of product and be widely used in automobile, building, sports goods, medical apparatus, electronic apparatus, the fields such as articles for daily use.
Yet, the intensity of styrene analog thermoplastic elastomer and resistance toheat descend rapidly with the reduction of hardness, when (such as trolley part, industrial sealing member) used in some potential fields than soft or soft styrenic elastomerics, its intensity and resistance toheat often can not meet the demands.
Summary of the invention
The object of the invention is to overcome than soft or the soft elastomeric intensity of styrenic and resistance toheat and can not satisfy defectives such as requirement in the practical application, the invention provides polyphenyl ether elastomer composition of a kind of softness and high-strength temperature-resistant and preparation method thereof.
Purpose of the present invention can be achieved through the following technical solutions:
First purpose of the present invention is to provide a kind of polyphenyl ether elastomer composition, comprises the component of following mass percentage content:
Polyphenylene oxide 3%～40%
Styrenic block copolymer resin 25%～50%
RUBBER PROCESS OIL 15%～50%
Polyolefine 0%～40%
Inorganic mineral filler 0%～20%
Oxidation inhibitor 0.1%～0.3%.
Preferably, the limiting viscosity that records when concentration is 0.6g/100ml in 25 ℃ toluene of described polyphenylene oxide is 0.10dl/g～0.60dl/g.
Preferably, described styrenic block copolymer resin is one or more the mixing in the following combination: styrene/ethylene-butylene/styrene block copolymer, styrene/ethylene-propylene/styrene segmented copolymer, styrene/ethylene-ethylene-propylene/styrene block copolymer.
Preferably, the number-average molecular weight of described styrenic block copolymer resin is 100,000～300,000, and to contain mass percent be 20%～50% vinylbenzene.
Preferably, described RUBBER PROCESS OIL is naphthenic oil, paraffin oil or the mixing of the two.
Preferably, described polyolefine is homopolymer polypropylene, polypropylene copolymer or the mixing of the two, polyolefinic melting index be 0.5～50g/10min(230 ℃ * 2.16kg).
Preferably, described inorganic mineral filler is one or more the mixing in the following combination: talcum powder, calcium carbonate, calcium sulfate, kaolin, mica, silicon-dioxide and wollastonite.
Preferably, described oxidation inhibitor is hindered phenol type antioxidant.
Preferably, described oxidation inhibitor is four [β-(3,5-di-t-butyl-4-hydroxy phenyl) propionic acid] pentaerythritol ester.
The invention still further relates to the preparation method of aforementioned polyphenyl ether elastomer composition, may further comprise the steps:
Step 1 is got each component by mass percentage;
Step 2 joins each component in the high-speed mixer successively, and high-speed mixing gets mixture;
Step 3, mixture put in the twin screw extruder melt extrude, granulation, and get final product.
Compared with prior art, beneficial effect of the present invention is as follows: polyphenyl ether elastomer composition of the present invention has elastomeric flexibility, simultaneously also keep higher resistance toheat and high strength, remedied the intensity of general styrene analog thermoplastic elastomer and the technological deficiency that resistance toheat descends rapidly with the reduction of hardness.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit in any form the present invention.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Embodiment 1～6
In following examples,
The limiting viscosity (IV) that polyphenylene oxide (PPE) records when concentration is 0.6g/100ml in 25 ℃ toluene is 0.33dl/g;
G-1651 is styrene/ethylene-butylene/styrene block copolymer (SEBS) that the commodity Kraton G 1651 by name of Polymer Company rises in section;
G-1650 is styrene/ethylene-butylene/styrene block copolymer (SEBS) that the commodity Kraton G 1650 by name of Polymer Company rises in section;
The 100# white oil is the naphthenic oil of Karamay, Xinjiang petrochemical industry, and its naphthenic hydrocarbon mass content is 45%;
PP2600 is that melting index is (230 ℃ * 2.16kg) homo-polypropylene of 26g/10min;
Oxidation inhibitor is four [β-(3,5-di-t-butyl-4-hydroxy phenyl) propionic acid] pentaerythritol ester, is purchased from Ciba, and commodity are called Irganox 1010.
The preparation method of polyphenyl ether elastomer composition comprises the steps: among each embodiment
Step 1 is got each component by mass percentage;
Step 2 joins each component in the high-speed mixer successively, and high-speed mixing 1～3 minute gets mixture;
Step 3, mixture put in the twin screw extruder melt extrude, granulation, obtain polyphenyl ether elastomer composition, wherein processing temperature is 190～230 ℃, the twin screw extruder rotating speed is 200～300 rev/mins, twin screw extruder adopts has the strong screw combinations of shearing, and the length-to-diameter ratio L/D of screw rod is greater than 36:1.
The polyphenyl ether elastomer composition that afterwards each embodiment is made carries out respectively performance test.
The polyphenyl ether elastomer composition that embodiment 1～6 prepares and performance test parameter thereof are specifically referring to table 1.As can be seen from Table 1, the polyphenyl ether elastomer composition of each embodiment preparation has all kept original tensile strength more than 60% when 100 ℃ of high temperature, and the elastic composition of general SEBS class when 100 ℃ of high temperature loss of strength more than 80%, each polyphenyl ether elastomer composition of implementing has kept higher resistance toheat and high strength, has remedied the intensity of general styrene analog thermoplastic elastomer and the technological deficiency that resistance toheat descends rapidly with the reduction of hardness.
Table 1
In sum, polyphenyl ether elastomer composition of the present invention has elastomeric flexibility, simultaneously also keep higher resistance toheat and high strength, remedied the intensity of general styrene analog thermoplastic elastomer and the technological deficiency that resistance toheat descends rapidly with the reduction of hardness.
Claims (8)
1. a polyphenyl ether elastomer composition is characterized in that, comprises the component of following mass percentage content:
Described polyphenylene oxide is in 25 ℃ toluene, and the limiting viscosity that concentration records when being 0.6g/100ml is 0.10dl/g～0.60dl/g;
Described styrenic block copolymer resin is one or more the mixing in the following combination: styrene/ethylene-butylene/styrene block copolymer, styrene/ethylene-propylene/styrene segmented copolymer, styrene/ethylene-ethylene-propylene/styrene block copolymer.
2. polyphenyl ether elastomer composition according to claim 1 is characterized in that, the number-average molecular weight of described styrenic block copolymer resin is 100,000～300,000, and to contain mass percent be 20%～50% vinylbenzene.
3. polyphenyl ether elastomer composition according to claim 1 is characterized in that, described RUBBER PROCESS OIL is naphthenic oil, paraffin oil or the mixing of the two.
4. polyphenyl ether elastomer composition according to claim 1 is characterized in that, described polyolefine is homopolymer polypropylene, polypropylene copolymer or the mixing of the two, polyolefinic melting index be 0.5～50g/10min(230 ℃ * 2.16kg).
5. polyphenyl ether elastomer composition according to claim 1 is characterized in that, described inorganic mineral filler is one or more the mixing in the following combination: talcum powder, calcium carbonate, calcium sulfate, kaolin, mica, silicon-dioxide and wollastonite.
6. polyphenyl ether elastomer composition according to claim 1 is characterized in that, described oxidation inhibitor is hindered phenol type antioxidant.
7. polyphenyl ether elastomer composition according to claim 6 is characterized in that, described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester.
8. a method for preparing polyphenyl ether elastomer composition claimed in claim 1 is characterized in that, may further comprise the steps:
Step 1 is got each component by mass percentage;
Step 2 joins each component in the high-speed mixer successively, and high-speed mixing gets mixture;
Step 3, mixture put in the twin screw extruder melt extrude, granulation, and get final product.
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| CN 201110029636 CN102181120B (en) | 2011-01-27 | 2011-01-27 | Polyphenyl ether elastomer composition and preparation method thereof |
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| CN 201110029636 CN102181120B (en) | 2011-01-27 | 2011-01-27 | Polyphenyl ether elastomer composition and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102516743B (en) * | 2011-12-09 | 2014-03-05 | 上海锦湖日丽塑料有限公司 | Automotive resin composition and its preparation method |
| CN104059350B (en) * | 2014-06-16 | 2016-04-06 | 蓝星（成都）新材料有限公司 | A kind of modified polyphenyl ether material for pipeline and preparation method thereof |
| CN104945886A (en) * | 2015-07-24 | 2015-09-30 | 苏州荣昌复合材料有限公司 | Special material for flexible reinforced composite pipe |
| CN105038183A (en) * | 2015-07-24 | 2015-11-11 | 苏州荣昌复合材料有限公司 | Preparation method of special material for flexible reinforced composite pipe |
| CN106221043B (en) * | 2016-08-27 | 2018-10-16 | 中山市祺瑞达工程塑料实业有限公司 | A kind of High Damping Performance thermoplastic elastic nanocrystal composition and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101107317A (en) * | 2005-03-28 | 2008-01-16 | 通用电气公司 | Flame retardant thermoplastic composition and articles comprising the same |
| CN101698742A (en) * | 2009-10-30 | 2010-04-28 | 华南理工大学 | Halogen-free flame-resistant high-temperature-resistant flexible polyphenylether cable material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101107317A (en) * | 2005-03-28 | 2008-01-16 | 通用电气公司 | Flame retardant thermoplastic composition and articles comprising the same |
| CN101698742A (en) * | 2009-10-30 | 2010-04-28 | 华南理工大学 | Halogen-free flame-resistant high-temperature-resistant flexible polyphenylether cable material and preparation method thereof |
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