CN107118442A - A kind of heat conduction antibacterial PP PS composites and preparation method thereof - Google Patents
A kind of heat conduction antibacterial PP PS composites and preparation method thereof Download PDFInfo
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- CN107118442A CN107118442A CN201710474258.9A CN201710474258A CN107118442A CN 107118442 A CN107118442 A CN 107118442A CN 201710474258 A CN201710474258 A CN 201710474258A CN 107118442 A CN107118442 A CN 107118442A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
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- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
- C08K2003/282—Binary compounds of nitrogen with aluminium
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- 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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- 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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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Abstract
The present invention relates to a kind of heat conduction antibacterial PP PS composites and preparation method thereof, PP PS composites are composed of the following components by weight：PP is 82 parts 85 parts；PS is 38 parts 40 parts；Compounded mix is 8 parts 12 parts；Antiseptic is 6 parts 10 parts；Compatilizer is 0.1 part 0.3 part；Antioxidant is 0.1 part 0.5 part；Compounded mix is the mixture of magnesia crystal whisker, glass microballoon and aluminium nitride.Because the magnesia crystal whisker of stereoscopic three-dimensional structure is as the bridge between aluminium nitride lamella filler, filler is set to form effective 3 D stereo heat conduction network；Because the volume of glass microsphere excludes effect, aluminium nitride lamella is limited in smaller scope, so the aluminium nitride of same volume content is more in limited packed density, it is possible to further obtain higher thermal conductivity.
Description
Technical field
The invention belongs to technical field of polymer materials, a kind of heat conduction antibacterial PP-PS composites and its system are particularly related to
Preparation Method.
Background technology
Polypropylene (PP) is a kind of important thermoplastic polymer, is widely used in household electrical appliance, mechanical fitting, office
The field such as articles for use and Communication Equipment.PP has light weight, nontoxic, odorless, and chemical stability is good, and at normal temperatures insoluble in general
Solvent, the advantages of water imbibition is small.
Polystyrene (PS) has good combination property, and such as thermodynamic property is excellent, good toughness, chemical-resistant are good,
The advantages of also good wearability, self lubricity.
PP and PS are blended to realize the supplement of both sides, the physical property of composite is improved, but this blending matrix
Heat conductivility it is poor, it is impossible to expansion use scope.
The content of the invention
It is an object of the invention to provide a kind of heat conduction antibacterial PP-PS composites and preparation method thereof, to solve PP-PS
The problem of heat conductivility of blended compound material is not good.
The present invention is achieved by the following technical solutions：
A kind of heat conduction antibacterial PP-PS composites, it is composed of the following components by weight：
The compounded mix is the mixture of magnesia crystal whisker, glass microballoon and aluminium nitride；The preparation of the compounded mix
Method is：
1) a certain amount of magnesia crystal whisker, the glass microballoon and the aluminium nitride are weighed, they are mixed；
2) by step 1) in mixed product be put into ball milling in ball mill, be then freeze-dried and both obtain described compound
Filler.
The compatilizer is PP-g-MAH.
The antiseptic is inorganic antiseptic AW10D.
The antioxidant is three (2,4- di-t-butyl) phenyl-phosphites, four [β-(3,5- di-t-butyl -4- hydroxy benzenes
Base) propionic acid] pentaerythritol ester or 1,3,5- trimethyls -2,4, one kind in 6- (3,5- di-t-butyl -4- hydroxyphenylmethyls) benzene
Or several mixing.
The mass ratio of the magnesia crystal whisker, the glass microballoon and the aluminium nitride is (4-6)：(2-4)： (12-
18)。
A kind of preparation method of heat conduction antibacterial PP-PS composites, comprises the following steps：
1) weigh 82 parts -85 parts PP, 38 parts of -40 parts of PS, 0.1 part of -0.3 part of compatilizer, 6 parts of -10 parts of antiseptics, 8
Part -12 parts of compounded mixs, 0.1 part of -0.3 part of antioxidant are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain heat conduction antibacterial PP-PS composites.
By step 1) in obtained compound put into extruding pelletization in the hopper of double screw extruder, wherein, it is described double
Screw extruder includes six humidity provinces sequentially arranged, 160~180 DEG C of area's temperature, two 200~230 DEG C of area's temperature, three
200~230 DEG C of area's temperature, four 200~230 DEG C of area's temperature, five 200~230 DEG C of area's temperature, six 200~230 DEG C of area's temperature, machine
200~230 DEG C of temperature of head, 200~280r/min of screw speed.
The beneficial effects of the invention are as follows：
1st, because the magnesia crystal whisker of stereoscopic three-dimensional structure is as the bridge between aluminium nitride lamella filler, filler shape is made
Into effective 3 D stereo heat conduction network.
2nd, because the volume of glass microsphere excludes effect, aluminium nitride lamella is limited in smaller scope, so same body
The aluminium nitride of product content is more in limited packed density, it is possible to further obtain higher thermal conductivity.
3rd, antiseptic AW10D addition improves PP-PS anti-microbial property.
Embodiment
Describe technical scheme in detail by the following examples, following embodiment be only it is exemplary, only
Explanation and illustration technical scheme can be used for, and be not to be construed as the limitation to technical solution of the present invention.
Raw material used is as follows in the embodiment of the present patent application：
PP (model Z30S), Maoming Petrochemical；PS (model 350), TaiWan, China state is tall；PP-g-MAH, Nanjing moral bar；It is anti-
Microbial inoculum (model AW10D), day this product river company；Antioxidant (model Irganox168, Irganox1010, Irganox1330),
Switzerland's Ciba.
Tester used herein is as follows：
ZSK30 type double screw extruders, German W＆P companies；JL-1000 type tensile testing machines, the wide just experiment instrument in Guangzhou
Device company produces；HTL900-T-5B type injection (mo(u)lding) machines, the production of Hai Tai plastics machineries Co., Ltd；The impact of XCJ-500 types is surveyed
Test-run a machine, the production of Chengde testing machine factory；QT-1196 type tester for elongation, Dongguan City Gao Tai detecting instruments Co., Ltd；QD-GJS-
B12K type homogenizers, Beijing perseverance Order instrument and meter Co., Ltd.
The application provides a kind of heat conduction antibacterial PP-PS composites, composed of the following components by weight：
Compounded mix is the mixture of magnesia crystal whisker, glass microballoon and aluminium nitride；The preparation method of compounded mix is：
1) a certain amount of magnesia crystal whisker, glass microballoon and nitridation aluminum sheet are weighed, they are mixed；
2) by step 1) in mixed product be put into ball milling in ball mill, be then freeze-dried and both obtain compounded mix.
Compatilizer is PP-g-MAH.
Antiseptic is inorganic antiseptic AW10D.
Antioxidant is three (2,4- di-t-butyl) phenyl-phosphites (abbreviation Irganox168), four [β-(3,5- bis- tertiary fourths
Base -4- hydroxy phenyls) propionic acid] pentaerythritol ester (abbreviation Irganox1010) or 1,3,5- trimethyls -2,4,6- (3,5- bis- uncles
Butyl -4- hydroxyphenylmethyls) one or more of mixing in benzene (abbreviation Irganox1330).
The mass ratio of magnesia crystal whisker, glass microballoon and aluminium nitride is (4-6)：(2-4)：(12-18).
A kind of preparation method of heat conduction antibacterial PP-PS composites, comprises the following steps：
1) weigh 82 parts -85 parts PP, 38 parts of -40 parts of PS, 0.1 part of -0.3 part of compatilizer, 6 parts of -10 parts of antiseptics, 8
Part -12 parts of compounded mixs, 0.1 part of -0.3 part of antioxidant are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain heat conduction antibacterial PP-PS composites.By step
1) compound obtained in puts into extruding pelletization in the hopper of double screw extruder, wherein, double screw extruder is included sequentially
Six humidity provinces of arrangement, 160~180 DEG C of area's temperature, two 200~230 DEG C of area's temperature, three 200~230 DEG C of area's temperature, four
200~230 DEG C of area's temperature, five 200~230 DEG C of area's temperature, six 200~230 DEG C of area's temperature, 200~230 DEG C of head temperature, spiral shell
200~280r/min of bar rotating speed.
Embodiment 1
1) weigh 82 parts of PP, 38 parts of PS, 0.1 part of PP-g-MAH, 6 parts of antiseptic AW10D, 8 parts of compounded mixs, 0.1 part
Irganox168 is mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites P1.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 160 DEG C of area's temperature, two area's temperature 200
DEG C, three 200 DEG C of area's temperature, four 200 DEG C of area's temperature, five 200 DEG C of area's temperature, six 200 DEG C of area's temperature, 200 DEG C of head temperature, spiral shell
Bar rotating speed 200r/min.
Embodiment 2
1) weigh 85 parts of PP, 40 parts of PS, 0.3 part of PP-g-MAH, 10 parts of antiseptic AW10D, 12 parts of compounded mixs, 0.1 part
Irganox168,0.2 part of Irganox1010,0.2 part of Irganox1330 are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites P2.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 180 DEG C of area's temperature, two area's temperature 230
DEG C, three 230 DEG C of area's temperature, four 230 DEG C of area's temperature, five 230 DEG C of area's temperature, six 230 DEG C of area's temperature, 230 DEG C of head temperature, spiral shell
Bar rotating speed 280r/min.
Embodiment 3
1) weigh 83 parts of PP, 39 parts of PS, 0.2 part of PP-g-MAH, 8 parts of antiseptic AW10D, 10 parts of compounded mixs, 0.1 part
Irganox168,0.2 part of Irganox1010 are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites P3.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 170 DEG C of area's temperature, two area's temperature 215
DEG C, three 215 DEG C of area's temperature, four 215 DEG C of area's temperature, five 215 DEG C of area's temperature, six 215 DEG C of area's temperature, 215 DEG C of head temperature；Spiral shell
Bar rotating speed 240r/min.
Embodiment 4
1) 84 parts of PP, 38.5 parts of PS, 0.2 part of PP-g-MAH, 11 parts of antiseptic AW10D, 11 parts of compounded mixs, 0.1 are weighed
Part Irganox1010,0.2 part of Irganox1330 are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites P4.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 165 DEG C of area's temperature, two area's temperature 205
DEG C, three 205 DEG C of area's temperature, four 205 DEG C of area's temperature, five 205 DEG C of area's temperature, six 205 DEG C of area's temperature, 205 DEG C of head temperature；Spiral shell
Bar rotating speed 260r/min.
Embodiment 5
1) weigh 83.5 parts of PP, 39.5 parts of PS, 0.25 part of PP-g-MAH, 10 parts of antiseptic AW10D, 9 parts of compounded mixs,
0.1 part of Irganox1010,0.1 part of Irganox168 are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites P5.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 165 DEG C of area's temperature, two area's temperature 225
DEG C, three 225 DEG C of area's temperature, four 225 DEG C of area's temperature, five 225 DEG C of area's temperature, six 225 DEG C of area's temperature, 225 DEG C of head temperature；Spiral shell
Bar rotating speed 255r/min.
Comparative example 1
1) weigh 83 parts of PP, 39 parts of PS, 0.25 part of PP-g-MAH, 9 parts of aluminium nitride, 0.1 part of Irganox1010,
0.2 part of Irganox168 is mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain PP-PS composites D1.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 165 DEG C of area's temperature, two area's temperature 215
DEG C, three 215 DEG C of area's temperature, four 215 DEG C of area's temperature, five 215 DEG C of area's temperature, six 215 DEG C of area's temperature, 215 DEG C of head temperature；Spiral shell
Bar rotating speed 215r/min.
Performance test：
Batten test, test are made PP-PS composites prepared by above-described embodiment 1-5 and comparative example 1 of injection machine
Data such as following table：
As can be seen from the above table, it can also be seen that embodiment 1-5 heat conductivility and anti-microbial property will be better than from table
Comparative example 1, this technical scheme extends the application field of PP-PS composites, has very important significance.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And deformation, the scope of the present invention extremely equally limits by appended claims.
Claims (7)
1. a kind of heat conduction antibacterial PP-PS composites, it is characterised in that：It is composed of the following components by weight：
The compounded mix is the mixture of magnesia crystal whisker, glass microballoon and aluminium nitride；The preparation method of the compounded mix
For：
1) a certain amount of magnesia crystal whisker, the glass microballoon and the aluminium nitride are weighed, they are mixed；
2) by step 1) in mixed product be put into ball milling in ball mill, be then freeze-dried and both obtain the compounded mix.
2. heat conduction antibacterial PP-PS composites according to claim 1, it is characterised in that：The compatilizer is PP-g-
MAH。
3. heat conduction antibacterial PP-PS composites according to claim 1, it is characterised in that：The antiseptic is inorganic anti-
Microbial inoculum AW10D.
4. heat conduction antibacterial PP-PS composites according to claim 1, it is characterised in that：The antioxidant is three (2,4-
Di-t-butyl) phenyl-phosphite, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters or 1,3,5- front threes
One or more of mixing in base -2,4,6- (3,5- di-t-butyl -4- hydroxyphenylmethyls) benzene.
5. heat conduction antibacterial PP-PS composites according to claim 1, it is characterised in that：It is the magnesia crystal whisker, described
The mass ratio of glass microballoon and the aluminium nitride is (4-6)：(2-4)：(12-18).
6. a kind of preparation method of heat conduction antibacterial PP-PS composites, it is characterised in that：Comprise the following steps：
1) weigh 82 parts -85 parts PP, 38 parts of -40 parts of PS, 0.1 part of -0.3 part of compatilizer, 6 parts of -10 parts of antiseptics, 8 parts -12 parts
Compounded mix, 0.1 part of -0.3 part of antioxidant are mixed and stirred for uniformly, obtaining compound；
2) by step 1) in obtained compound extruding pelletization, that is, obtain heat conduction antibacterial PP-PS composites.
7. the preparation method of heat conduction antibacterial PP-PS composites according to claim 6, it is characterised in that：By step 1)
In obtained compound put into extruding pelletization in the hopper of double screw extruder, wherein, the double screw extruder includes suitable
Six humidity provinces of secondary arrangement, 160~180 DEG C of area's temperature, two 200~230 DEG C of area's temperature, three 200~230 DEG C of area's temperature,
Four 200~230 DEG C of area's temperature, five 200~230 DEG C of area's temperature, six 200~230 DEG C of area's temperature, 200~230 DEG C of head temperature,
200~280r/min of screw speed.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109651701A (en) * | 2018-11-27 | 2019-04-19 | 吴雅萍 | A kind of PP-PS composite material |
| CN112080073A (en) * | 2020-09-29 | 2020-12-15 | 温州鑫泰新材料股份有限公司 | Flame-retardant antibacterial PP-ps composite material and preparation method thereof |
| CN114031934A (en) * | 2021-12-15 | 2022-02-11 | 宁波公牛光电科技有限公司 | Polyamide composite material with high thermal conductivity coefficient and preparation method thereof |
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| CN106479075A (en) * | 2016-10-21 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of antibacterial high-performance PP PS composite and preparation method thereof |
| CN106497012A (en) * | 2016-11-21 | 2017-03-15 | 国网河南省电力公司周口供电公司 | Transformer case material and preparation method thereof |
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2017
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| CN106479075A (en) * | 2016-10-21 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of antibacterial high-performance PP PS composite and preparation method thereof |
| CN106497012A (en) * | 2016-11-21 | 2017-03-15 | 国网河南省电力公司周口供电公司 | Transformer case material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109651701A (en) * | 2018-11-27 | 2019-04-19 | 吴雅萍 | A kind of PP-PS composite material |
| CN112080073A (en) * | 2020-09-29 | 2020-12-15 | 温州鑫泰新材料股份有限公司 | Flame-retardant antibacterial PP-ps composite material and preparation method thereof |
| CN114031934A (en) * | 2021-12-15 | 2022-02-11 | 宁波公牛光电科技有限公司 | Polyamide composite material with high thermal conductivity coefficient and preparation method thereof |
| CN114031934B (en) * | 2021-12-15 | 2023-07-04 | 宁波公牛光电科技有限公司 | Polyamide composite material with high heat conductivity coefficient and preparation method thereof |
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