CN106147183A - A kind of PC/ABS alloy material and preparation method thereof - Google Patents
A kind of PC/ABS alloy material and preparation method thereof Download PDFInfo
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Abstract
The present invention provides a kind of PC/ABS alloy material and preparation method thereof, and it is prepared from by Merlon 50～90 parts, ABS resin 10～45 parts, compatilizer 1～10 parts, toughener 1～10 parts, optothermal stabilizer 0.1～1 part and lubricant 0.1～1 part.PC/ABS alloy material prepared by the present invention not only has good mechanical property, thermal property, moreover it is possible to other materials, the welding performance between especially PMMA material is very significantly improved；On the other hand drawing abillity is good, good appearance, can be used for various needs of molding and welds material, the product scope simultaneously having higher requirements surface.
Description
Technical field
The invention belongs to technical field of polymer alloy material, relate to a kind of PC/ABS alloy material and preparation method thereof.
Background technology
At present Merlon and acrylonitrile-butadiene-phenylethene grafted copolymer alloy material (PC/ABS alloy) development, has a series of advantages such as high tenacity, high-temperature resistant, price are low.But material needs to weld with other resins in some cases, to meet the sealing of goods, due to the existence of rubber phase in ABS material, it often shows the welding performance of excellence, but PC material but shows slightly not enough in terms of welding performance, so for the welding performance meeting alloy material, generally being realized by ABS content in raising alloy material.Although improve the welding performance of alloy material and other materials, but owing in alloy material, the content ratio of ABS is bigger, it is easily caused alloy material to be short of in terms of heat resistance, makes product cannot use under conditions of relatively stricter to temperature requirement, thus significantly limit its application.
Summary of the invention
The present invention be directed to the defect of prior art and propose a kind of welding PC/ABS alloy material the most excellent with heat resistance and preparation method thereof.This material has the features such as mechanical property is good, thermal property is high, machine-shaping good, outward appearance is good, it is important that the welding performance of material is excellent, can be used for that molding various requirement material heatproof condition is high and the occasion such as the electric and automobile decoration piece series products of high comprehensive performance.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of PC/ABS alloy material, is prepared from by weight by following components:
Merlon 50～90 parts,
ABS resin
10～45 parts
Compatilizer 1～10 parts,
Toughener 1～10 parts,
Optothermal stabilizer 0.1～1 part,
Lubricant 0.1～1 part.
Further, described Merlon is 1.19g/cm selected from density3～1.21g/cm3, 300 DEG C, 1.2Kg melt index more than 19g/10min, molecular weight be 15000-20000 Merlon at least one.
Described ABS resin is at least one in acrylonitrile-butadiene-phenylethene grafted copolymer (ABS), acrylonitrile-ethylenepropylene elastomer-phenylethene grafted copolymer (ABS), acrylonitrile-styrene-acrylic ternary copolymer (ASA) or the MBS graft copolymer (MBS) using emulsion polymerization to be prepared from.
Described compatilizer is selected from the styrene that glass transition temperature is 145 DEG C-165 DEG C and at least one in the random copolymer (SMA) of maleic anhydride, ABS grafted maleic anhydride compatilizer (ABS-g-MAH).
Described toughener is selected from ethylene methyl acrylate copolymer or at least one with butadiene rubber as core, in the impact modifier of styrene and the methyl methacrylate nucleocapsid structure as shell.
At least one in monothioester class, hindered amines, Hinered phenols, phosphite ester type thermal stabilizing agent of described optothermal stabilizer.
Described monothioester type thermal stabilizing agent is selected from thio-2 acid two (lauryl alcohol) ester, thio-2 acid two (octadecanol) ester, thio-2 acid two (tridecanol) ester or thio-2 acid two (tetradecyl alchohol) ester；
Described hindered amines heat stabilizer is selected from naphthylamines, diphenylamines or p-phenylenediamine；
Described Hinered phenols heat stabilizer is selected from BHT, double (3,5 di-tert-butyl-hydroxy phenyl) thioether or four (β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid) pentaerythritol ester (1076)；
Described phosphite ester type thermal stabilizing agent is selected from diphosphites or triphosphite ester.
At least one in liquid paraffin, Tissuemat E, stearic amide, methylene bis stearic amide, N, N-ethylene bis stearic acid amide, silicone oil or tetramethylolmethane stearate of described lubricant.
Another goal of the invention of the present invention is to provide the preparation method of above-mentioned PC/ABS alloy material, comprises the following steps:
(1) Merlon 50～90 parts, ABS resin 10～45 parts, compatilizer 1～10 parts, toughener 1～10 parts, optothermal stabilizer 0.1～1 part and lubricant 0.1～1 part are carried out mix homogeneously；
(2) mixed material is added extruding pelletization in double screw extruder, obtain PC/ABS alloy material；Described double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is at 100～500 r/min.
Scheme further, in described step (2), 2nd district are 240～260 DEG C to the extruder temperature of head, and screw speed is 400～500 r/min.
The present invention compared with the existing technology, has the advantage that and beneficial effect:
1, the present invention uses twin screw extrusion process to prepare PC/ABS alloy material, have flow process simple, continuously, production efficiency is high, the advantage of constant product quality.
2, the mechanical property of the PC/ABS alloy material of the preparation of the present invention is good, and material has the good welding performance of the features, especially alloy material such as mechanical property height, high, the easy machine-shaping of thermal property, can be used for the occasion needing to carry out with other materials welding.
3, the preparation method of the PC/ABS alloy material that the welding performance of the present invention is good, the mechanical property of prepared material is good, thermal property is high, easy machine-shaping, can weld with other materials, and the additionally good appearance of material, product can be used for appearance member.
4, PC/ABS alloy material welding performance to be reached is good, then need good mobility, and less due to PC content in PC/ABS alloy material in prior art, thus causes the temperature tolerance the most just ratio of alloy material relatively low；And the present invention has selected melt index more than 19g/10min(300 DEG C, under the conditions of 1.2Kg), molecular weight is that the Merlon (being middle low viscosity PC) of 15000-20000 comes as raw material, the PC/ABS alloy material of preparation can reach good welding effect, the styrene the most also having selected glass transition temperature to be 145 DEG C-165 DEG C and the random copolymer (SMA of maleic anhydride, Tg:145 DEG C-165 DEG C) and ABS-g-MAH as compatilizer, thus also make PC/ABS alloy material have the good compatibility and mobility, it is relatively beneficial to the welding performance of material.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further illustrated.
The good PC/ABS alloy material quantitative measurement standard of welding performance prepared by the present invention is shown in Table 1.
Table 1
| Physical property | Method of testing |
| Melting means | ASTM D128 |
| Hot strength | ASTM D638 |
| Bending strength | ASTM D790 |
| Bending modulus | ASTM D790 |
| Izod notch impact strength (izodtest) | ASTM D256 |
| Izod unnotched impact strength (izodtest) | ASTM D256 |
| Density | ASTM D792 |
| Vicat softening point | ASTM D1525 |
| Glossiness | GB 8807 |
The PC 2200R on husky uncle basis selected by Merlon (PC), and its relative density is 1.20g/cm3, melt index is viscosity polycarbonate (molecular weight is about 15000) in 22g/10min.
ABS resin is the graft copolymer (such as trade mark ABS 750) of acrylonitrile-butadiene-styrene (ABS) prepared by Korea S's brocade lake emulsion polymerization, acrylonitrile-styrene-acrylic ternary copolymer (ASA, Taiwan is strange, ASA PW-957) and MBS graft copolymer (MBS, LG company, MBS TR-557).
Compatilizer is that SMA 26120(is commercially available, Tg:145 DEG C-165 DEG C), ABS-g-MHA(commercially available).
Toughener is ethylene methyl acrylate copolymer (Arkema, AX8900) or ACR(Shandong day section chemistry, HL-401).
Optothermal stabilizer selects Hinered phenols: antioxidant 1076 is Irganox1076 tetra-(β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid) pentaerythritol ester and the BHT of CIBA；
Phosphorous acid esters: Irganox168(tri-［ 2.4-di-tert-butyl-phenyl ］ phosphite ester of the i.e. CIBA of irgasfos 168)；
Monothioester class: thio-2 acid two (lauryl alcohol) ester (DLTP).
Lubricant is tetramethylolmethane stearate (PETS), liquid paraffin, Tissuemat E (A-C540A), stearic amide (SR), silicone oil or N, N-ethylene bis stearic acid amide (EBS).
Embodiment
1
(1) by 50 parts of PC 2200R resins, 45 parts of ABS 750 resins, 1 part of compatilizer ABS-g-MHA, 4 parts of toughener AX8900,0.3 part of optothermal stabilizer (antioxidant 1076: irgasfos 168=1:2, mass ratio) and 0.1 part of Lubricate EBS are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed 300 r/min.
The complex of preparation is molded into the standard batten of test by standard size, and the performance test results is as shown in table 2.
Embodiment
2
(1) by 60 parts of PC 2200R resins, 35 parts of ABS 750 resins, 3 parts of compatilizer ABS-g-MHA, 2 parts of toughener AX8900,1 part of optothermal stabilizer DLTP and 0.3 part of lubricating fluid paraffin are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 240～260 DEG C to the extruder temperature of head；Screw speed is 400 r/min.
The complex of preparation is molded into the standard batten of test by standard size, and the performance test results is as shown in table 2.
Embodiment
3
(1) by 70 parts of PC 2200R resins, 20 parts of ABS 750 resins, 5 parts of compatilizer SMA26120,5 parts of toughener HL-401,0.3 part of optothermal stabilizer DLTP and 0.5 part of lubricant silicone oil are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is 500 r/min.
The complex of preparation is molded into the standard batten of test by standard size, and the performance test results is as shown in table 2.
Embodiment
4
(1) by 80 parts of PC 2200R resins, 10 parts of ABS 750 resins, 5 parts of compatilizer SMA26120,5 parts of toughener HL-401,0.5 part of optothermal stabilizer 2,6-tributyl-4-methylphenol and 0.7 part of lubricant A-C540A are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is 500 r/min.
The complex of preparation is molded into the standard batten of test by standard size, and the performance test results is as shown in table 2.
Embodiment
5
(1) by 90 parts of PC 2200R resins, 10 parts of MBS TR-557 resins, 1 part of compatilizer SMA26120,1 part of toughener HL-401,0.3 part of optothermal stabilizer (antioxidant 1076: irgasfos 168=1:2, mass ratio) and 1 part of lubricant PETS are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 240～260 DEG C to the extruder temperature of head；Screw speed is 100 r/min.
The complex of preparation is molded into the standard batten of test by standard size, and the performance test results is as shown in table 2.
Embodiment
6
(1) by 65 parts of PC 2200R resins, 15 parts of ASA PW-957 resins, 10 parts of compatilizer SMA26120,10 parts of toughener AX8900,0.1 part of optothermal stabilizer (antioxidant 1076: irgasfos 168=1:2, mass ratio) and 0.6 part of lubricant polyethylene wax (A-C540A) and stearic amide (SR) (mass ratio 1:1) are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is 500 r/min.
Comparative example:
By 65 parts of PC IR2200 resins, (melting means is 12g/10min (300 DEG C, under the conditions of 1.2Kg)), 15 parts of ABS 8391 resin (substance law), 10 parts of compatilizer SMA26120,10 parts of toughener AX8900,0.1 part of optothermal stabilizer (antioxidant 1076: irgasfos 168=1:2, mass ratio) and 0.6 part of lubricant polyethylene wax (A-C540A) and stearic amide (SR) (mass ratio 1:1) are through high-speed stirred mix homogeneously；
(2) said mixture is sent into extruding pelletization in double screw extruder, obtain PC/ABS alloy material；
In described step (2), double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is 500 r/min
PC/ABS alloy material above-described embodiment 1-6 and comparative example prepared is molded into the standard batten of test by standard size, then according to examination criteria detects its performance respectively in table 1, test result is as shown in table 2.
Table 2
| Embodiment | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 | Comparative example |
| Melting means (260 DEG C, 5Kg) | 28 | 24 | 21 | 19 | 15 | 18 | 13 |
| Hot strength (Mpa) | 54 | 60 | 65 | 66 | 78 | 62 | 58 |
| Bending strength (Mpa) | 92 | 98 | 102 | 101 | 110 | 105 | 96 |
| Bending modulus (Mpa) | 2580 | 2650 | 2700 | 2520 | 2520 | 2750 | 2620 |
| Izod notch impact strength (izodtest) (J/m) | 500 | 560 | 620 | 700 | 580 | 540 | 620 |
| Izod unnotched impact strength (izodtest) (J/m) | NB | NB | NB | NB | NB | NB | NB |
| Density (g/cm3) | 1.11 | 1.12 | 1.14 | 1.15 | 1.17 | 1.13 | 1.13 |
| Vicat softening point (DEG C) | 115 | 120 | 125 | 132 | 135 | 123 | 125 |
| Glossiness | 60 | 65 | 65 | 68 | 68 | 60 | 40 |
| Outward appearance | Well | Well | Well | Well | Well | Well | Typically |
| The stretching fracture of weldment | Outside weld zone | Outside weld zone | Outside weld zone | Outside weld zone | Outside weld zone | Outside weld zone | In weld zone |
Wherein welding performance represents with " stretching fracture of weldment ", and it is to use universal testing machine to stretch the print welded until fracture, if fracture occurs in weld zone, then the welding performance of testimonial material is the best；If fracture occurs outside weld zone, then show that the welding performance of material is good.
Be can be seen that by " stretching fracture of weldment " in table 2, the fracture of alloy material prepared by various embodiments of the present invention all occurs outside weld zone, and the fracture of comparative example material occurs in weld zone, then show that the thermal weld performance of alloy material prepared by the present invention is all excellent than comparative example；On the other hand, the impact flexibility aspect of the alloy material of the present invention keeps good, most importantly the flowing machine-shaping property of material is excellent, glossiness is the highest, improve material appearance while superperformance keeping, mechanical property, outward appearance and the occasion that has welding performance all to require can used.
The mechanical property such as the hot strength of PC/ABS alloy material, bending strength, bending modulus and impact strength prepared by the present invention and heat resistance good (Vicat softening point) although all similar with comparative example, but the alloy material glossiness that the present invention prepares is higher by more than 50% than comparative example,, outside weld zone, welding performance is preferable for the weld strength (stretching fracture of weldment) of weldment simultaneously.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and apply the present invention.These embodiments obviously easily can be made various amendment by person skilled in the art, and General Principle described herein is applied in other embodiments without through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art should be within protection scope of the present invention according to the announcement of the present invention, the improvement made without departing from scope and amendment.
Claims (10)
1. a PC/ABS alloy material, it is characterised in that: it is prepared from by weight by following components:
Merlon 50～90 parts,
ABS resin 10～45 parts
Compatilizer 1～10 parts,
Toughener 1～10 parts,
Optothermal stabilizer 0.1～1 part,
Lubricant 0.1～1 part.
A kind of PC/ABS alloy material the most according to claim 1, it is characterised in that: described Merlon is 1.19g/cm selected from density3～1.21g/cm3, the melt index of 300 DEG C/1.2Kg more than 19g/10min, molecular weight be 15000-20000 Merlon at least one.
A kind of PC/ABS alloy material the most according to claim 1, it is characterised in that: described ABS resin is at least one in acrylonitrile-butadiene-phenylethene grafted copolymer, acrylonitrile-ethylenepropylene elastomer-phenylethene grafted copolymer, acrylonitrile-styrene-acrylic ternary copolymer or the MBS graft copolymer using emulsion polymerization to be prepared from.
A kind of PC/ABS alloy material the most according to claim 1, it is characterised in that: described compatilizer is the styrene of 145 DEG C-165 DEG C and at least one in the random copolymer of maleic anhydride or ABS grafted maleic anhydride compatilizer selected from glass transition temperature.
A kind of PC/ABS alloy material the most according to claim 1, it is characterised in that: described toughener is selected from ethylene methyl acrylate copolymer or at least one with butadiene rubber as core, in the impact modifier of styrene and the methyl methacrylate nucleocapsid structure as shell.
A kind of PC/ABS alloy material the most according to claim 1, it is characterised in that: at least one in monothioester class, hindered amines, Hinered phenols, phosphite ester type thermal stabilizing agent of described optothermal stabilizer.
A kind of PC/ABS alloy material the most according to claim 6, it is characterised in that: described monothioester type thermal stabilizing agent is selected from thio-2 acid two (lauryl alcohol) ester, thio-2 acid two (octadecanol) ester, thio-2 acid two (tridecanol) ester or thio-2 acid two (tetradecyl alchohol) ester；
Described hindered amines heat stabilizer is selected from naphthylamines, diphenylamines or p-phenylenediamine；
Described Hinered phenols heat stabilizer is selected from BHT, double (3,5-di-tert-butyl-hydroxy phenyl) thioether or four (β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid) pentaerythritol ester；
Described phosphite ester type thermal stabilizing agent is selected from diphosphites or triphosphite ester.
A kind of PC/ABS alloy material the most according to claim 1, it is characterized in that: at least one in liquid paraffin, Tissuemat E, stearic amide, methylene bis stearic amide, N, N-ethylene bis stearic acid amide, silicone oil or tetramethylolmethane stearate of described lubricant.
9. the preparation method of the PC/ABS alloy material as described in arbitrary in the claims 1-8, it is characterised in that: comprise the following steps:
(1) Merlon 50～90 parts, ABS resin 10～45 parts, compatilizer 1～10 parts, toughener 1～10 parts, optothermal stabilizer 0.1～1 part and lubricant 0.1～1 part are carried out mix homogeneously；
(2) mixed material is added extruding pelletization in double screw extruder, obtain PC/ABS alloy material；Described double screw extruder one district extruder temperature is 200～240 DEG C；2nd district are 220～270 DEG C to the extruder temperature of head；Screw speed is 100～500
r/min。
Preparation method the most according to claim 9, it is characterised in that: in described step (2), 2nd district are 240～260 DEG C to the extruder temperature of head, and screw speed is 400～500 r/min.
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| CN108329671A (en) * | 2017-01-20 | 2018-07-27 | 合肥杰事杰新材料股份有限公司 | A kind of good fire retardation PC/ABS alloy material of plating performance and preparation method thereof |
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| CN106478948A (en) * | 2010-02-24 | 2017-03-08 | 瑞立普萨公司 | Polyimidazole as bile acid sequestrant |
| CN108329671A (en) * | 2017-01-20 | 2018-07-27 | 合肥杰事杰新材料股份有限公司 | A kind of good fire retardation PC/ABS alloy material of plating performance and preparation method thereof |
| CN108623980A (en) * | 2017-03-26 | 2018-10-09 | 合肥杰事杰新材料股份有限公司 | A kind of battery cell case special-purpose anti-flaming ABS material and preparation method thereof |
| CN108690338A (en) * | 2017-04-11 | 2018-10-23 | 合肥杰事杰新材料股份有限公司 | A kind of dedicated ABS/PC alloy materials of pit gear and preparation method thereof |
| CN109721987A (en) * | 2017-10-31 | 2019-05-07 | 合肥杰事杰新材料股份有限公司 | A kind of dedicated ABS/PC alloy material of pit gear and preparation method thereof |
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| CN111718571A (en) * | 2019-03-22 | 2020-09-29 | 汉达精密电子(昆山)有限公司 | High-impact PC/PLA alloy material |
| CN111440412A (en) * | 2020-05-26 | 2020-07-24 | 苏州润佳工程塑料股份有限公司 | Preparation method of temperature-resistant ABS plastic |
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Application publication date: 20161123 |