CN109721921A - A kind of oil resistant HI high impact AS/PBT/PC alloy material and preparation method thereof - Google Patents
A kind of oil resistant HI high impact AS/PBT/PC alloy material and preparation method thereof Download PDFInfo
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- CN109721921A CN109721921A CN201811409905.9A CN201811409905A CN109721921A CN 109721921 A CN109721921 A CN 109721921A CN 201811409905 A CN201811409905 A CN 201811409905A CN 109721921 A CN109721921 A CN 109721921A
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Abstract
The present invention provides a kind of oil resistant HI high impact AS/PBT/PC alloy material and preparation method thereof, wherein, a kind of oil resistant HI high impact AS/PBT/PC alloy material, ingredient according to the weight ratio include: 25-55 parts of AS resinoid, 31-50 parts of PBT resin, 5-15 parts of PC resin, 5-25 parts of toughener, 1-5 parts of compatilizer, 0.6-1 parts of processing aid.The present invention enhances the compatibility of AS and PBT material, to improve the stability of the material in production process, AS and PBT is avoided to be layered, the alloy material impact strength of preparation is high, and oil resistance is excellent by the way that PC component is added；And the AS/PBT/PC preparation process of preparation is simple, processing performance is excellent, at low cost.
Description
Technical field
The present invention relates to a kind of high molecular material more particularly to a kind of oil resistant HI high impact AS/PBT/PC alloy material and
Preparation method.
Background technique
AS resin (acrylonitritrile-styrene resin) and PBT resin have good oil resistance.But there are notch shocks for the two
The disadvantages such as intensity is low, to limit its application.AS/PBT alloy effectively increases the oil resistance of AS, reduces PBT material
The shrinking percentage of material, but to still have notch impact strength lower for alloy material, and alloy morphology structural instability, AS are a kind of non-
Crystalline plastics, and PBT belongs to the blending of amorphous/crystalline polymer, and the two is caused mutually to separate, and causes material property unstable
It is fixed.So the compatibility of AS and PBT should be increased, to improve the mechanical property of alloy material.
Chinese patent CN107312299A, which discloses a kind of method by PBT, improves the oil resistant of PC/ABS alloy material
Property problem.PC/ABS alloy surface is moved to by the PBT of low viscosity, fine and close crystalline structure is formed, so that it is resistance to reach material
The effect of oil, material impact intensity is high, but PBT is incompatible with PC/ABS, and PBT additive amount, which crosses conference, reduces the mechanics of alloy material
Performance, especially notch impact strength.
Summary of the invention
For solve the problems, such as the deficiencies in the prior art mentioned above and, the present invention provides a kind of oil resistant HI high impact
AS/PBT/PC alloy material, ingredient according to the weight ratio include:
Further, the AS resinoid is acrylonitrile-styrene bipolymer, and the content of acrylonitrile presses quality
Percentage is 30%-60%.
Further, the viscosity of the PBT resin is 0.988~1.012Pas, high viscosity PBT.
Further, the PC resin is bisphenol A-type aromatic copolycarbonate.
Further, the toughener is ABS high glue powder.
Further, compatilizer is Methyl Methacrylate-Butadiene-Styrene Copolymer and PTW.
Further, the processing aid be vinyl bis-stearamides, it is polysiloxanes, calcium stearate, magnesium stearate, hard
At least one of resin acid zinc, PE wax, PP wax, ABS wax, ethylene bis stearamide, zinc stearate and compound of PE wax, or
Person/and, the processing aid be at least one of antioxidant 1010, antioxidant 1076, irgasfos 168.
The present invention also provides a kind of preparation methods of oil resistant HI high impact AS/PBT/PC alloy material as described above, including
Following steps:
S1: PBT and PC is dried into 4~6h at 120 DEG C~130 DEG C, moisture control is 0.03% hereinafter, dry standby
With；
S2: AS is dried into 2~4h at 80 DEG C~85 DEG C, moisture control is 0.03% hereinafter, spare after dry；
S3: weighing the PBT and AS after being dried by weight ratio, is uniformly mixed；
S4: weighing compatilizer, lubricant and antioxidant by weight ratio, is uniformly mixed, then the mixture one with PBT and AS
It rises to be added in mixer and continuess to mix 2~5min；
S5: the above-mentioned raw material being sufficiently mixed is put into double screw extruder, through melting extrusion and is granulated, is squeezed in twin-screw
It out under the conveying and shear action of machine, is sufficiently plasticized, melted, is compound, head extrusion, tie rod, cooling, pelletizing, drying and packet
Dress is to get a kind of AS/PBT/PC alloy material.
Further, the processing temperature of double screw extruder is at 215 DEG C~250 DEG C in S5, screw speed 400rpm.
Compared with prior art, the beneficial effects of the present invention are:
1. by the present invention in that improving the oil resistance of material, high constituent content PBT with the PBT resin of high constituent content
Resin forms the crystalline structure of continuous densification in the alloy, effectively increases the oil resistivity of material, improves alloy material to oil
The deep layer anti-erosion effect of material.
2. the present invention also by the way that PC component is added, enhances the compatibility of AS and PBT material, to improve production process
In material stability, avoid AS and PBT from being layered, improve the mechanical property of material, while passing through compatilizer MBS and compatilizer
PTW enhances the compatibility of three components, so that AS, PBT, PC three is formed cross-linked structure, improves the mechanical property of material,
Oil plant is reduced to the erosion effect of material.
3. AS/PBT/PC preparation process prepared by the present invention is simple, processing performance is excellent, at low cost.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Technical solution is clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
The present invention provides embodiment 1-3 and comparative example 1-3.
Table 1: embodiment 1-3 and comparative example 1-3 component proportion (units/kg)
Wherein, the preferred acrylonitrile-styrene bipolymer of AS resinoid, the content of acrylonitrile are by weight percent
30%-60%.
The preferred viscosity of PBT resin is 0.988~1.012Pas, high viscosity PBT.
The preferred bisphenol A-type aromatic copolycarbonate of PC resin.
The preferred ABS high glue powder of toughener.
The preferred Methyl Methacrylate-Butadiene-Styrene Copolymer of compatilizer and PTW.
Processing aid preferred vinyl bis-stearamides, polysiloxanes, calcium stearate, magnesium stearate, zinc stearate, PE
At least one of wax, PP wax, ABS wax, ethylene bis stearamide, zinc stearate and compound of PE wax, or, it is described
Processing aid is at least one of antioxidant 1010, antioxidant 1076, irgasfos 168
The preparation method of above-described embodiment and comparative example includes:
S1: by weighing PBT resin, AS resin, PC resin, high glue powder 60P, MBS, PTW, antioxidant and lubrication described in table 1
Agent；
S2: PBT and PC is dried into 4~6h at 120 DEG C~130 DEG C, moisture control is 0.03% hereinafter, dry standby
With；
S3: AS is dried into 2~4h at 80 DEG C~85 DEG C, moisture control is 0.03% hereinafter, spare after dry；
S4: weighing the PBT and AS after being dried by weight ratio, is uniformly mixed；Load weighted high glue powder, compatilizer and
Processing aid is uniformly mixed, then is added in mixer together with the mixture of PBT and AS and is continuesd to mix 2~5min；
S5: the above-mentioned raw material being sufficiently mixed is put into double screw extruder, through melting extrusion and is granulated, is squeezed in twin-screw
It out under the conveying and shear action of machine, is sufficiently plasticized, melted, is compound, head extrusion, tie rod, cooling, pelletizing, drying and packet
Dress is to get a kind of AS/PBT/PC alloy material.
Wherein the processing temperature of double screw extruder is at 215 DEG C~250 DEG C in S5, screw speed 400rpm.
Embodiment 1-3 and comparative example 1-3 is tested according to iso standard execution, embodiment 1-3 and comparative example performance are surveyed
Test result is shown in Table 2.
The test result of table 2 embodiment 1-3 and comparative example 1-3
From the performance test results of embodiment 1-3 and comparative example 1-3 in table 2 it is found that after 5%PC material is added, material
Notch impact strength is from 6KJ/m2Rise to 50KJ/m2Be obviously improved, with PC dosage increase material notch impact strength with
It is promoted, still, material oil resistance is deteriorated.
It can thus be appreciated that PC addition effectively improves the impact strength of material, but excessive PC material can destroy the crosslinking of material
Reticular structure, and PC component oil resistance is poor, so that the oil resistance of material be caused to reduce, (in such as comparative example 1, PC is added super
After crossing 15%, oil resistivity test will crack).And it is added without PC, oil resistivity is fine, but its impact strength will drop significantly
Low (experimental data as shown in comparative example 2-3).
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of oil resistant HI high impact AS/PBT/PC alloy material, which is characterized in that ingredient according to the weight ratio includes:
2. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, which is characterized in that the AS class tree
Rouge is acrylonitrile-styrene bipolymer, and the content of acrylonitrile is 30%-60% by weight percent.
3. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, it is characterised in that: the PBT resin
Viscosity is 0.988~1.012Pas.
4. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, it is characterised in that: the PC resin is
Bisphenol A-type aromatic copolycarbonate.
5. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, it is characterised in that: the toughener is
ABS high glue powder.
6. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, it is characterised in that: the compatilizer is
Methyl Methacrylate-Butadiene-Styrene Copolymer and PTW.
7. oil resistant HI high impact AS/PBT/PC alloy material according to claim 1, it is characterised in that: the processing aid
It is double for vinyl bis-stearamides, polysiloxanes, calcium stearate, magnesium stearate, zinc stearate, PE wax, PP wax, ABS wax, ethylene
At least one of stearmide, zinc stearate and compound of PE wax, or, the processing aid be antioxidant 1010,
At least one of antioxidant 1076, irgasfos 168.
8. a kind of preparation method of oil resistant HI high impact AS/PBT/PC alloy material as described in claim 1, which is characterized in that
The following steps are included:
S1: PBT and PC is dried into 4~6h at 120 DEG C~130 DEG C, moisture control is 0.03% hereinafter, spare after dry；
S2: AS is dried into 2~4h at 80 DEG C~85 DEG C, moisture control is 0.03% hereinafter, spare after dry；
S3: weighing the PBT and AS after being dried by weight ratio, is uniformly mixed；
S4: weighing compatilizer, lubricant and antioxidant by weight ratio, is uniformly mixed, then add together with the mixture of PBT and AS
Enter and continuess to mix 2~5min into mixer；
S5: the above-mentioned raw material being sufficiently mixed is put into double screw extruder, through melting extrusion and is granulated, in double screw extruder
Conveying and shear action under, be sufficiently plasticized, melted, is compound, head extrusion, tie rod, cooling, pelletizing, drying and packaging, i.e.,
Obtain a kind of AS/PBT/PC alloy material.
9. the preparation method of oil resistant HI high impact AS/PBT/PC alloy material according to claim 8, which is characterized in that in S5
The processing temperature of double screw extruder is at 215 DEG C~250 DEG C, screw speed 400rpm.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171505A (en) * | 2020-02-28 | 2020-05-19 | 广东锦湖日丽高分子材料有限公司 | Chemical-resistant high-impact ABS/PBT composite material and preparation method thereof |
| CN112480596A (en) * | 2020-12-09 | 2021-03-12 | 上海锦湖日丽塑料有限公司 | High-toughness high-chemical-resistance ABS/PBT alloy and preparation method thereof |
| CN112480562A (en) * | 2020-11-13 | 2021-03-12 | 中广核俊尔(浙江)新材料有限公司 | AS ternary composition material for chemical-resistant spraying and preparation method and application thereof |
| CN112795162A (en) * | 2020-12-30 | 2021-05-14 | 会通新材料股份有限公司 | Easily-sprayed high-rigidity alloy material and preparation method thereof |
| CN114292488A (en) * | 2022-01-18 | 2022-04-08 | 宁波龙洋塑化科技有限公司 | Anti-sticking oil-resistant ABS alloy material and preparation method and application thereof |
| CN115403921A (en) * | 2022-09-16 | 2022-11-29 | 上海金发科技发展有限公司 | Solvent-resistant high-modulus PA/ABS alloy material and preparation method and application thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171505A (en) * | 2020-02-28 | 2020-05-19 | 广东锦湖日丽高分子材料有限公司 | Chemical-resistant high-impact ABS/PBT composite material and preparation method thereof |
| CN112480562A (en) * | 2020-11-13 | 2021-03-12 | 中广核俊尔(浙江)新材料有限公司 | AS ternary composition material for chemical-resistant spraying and preparation method and application thereof |
| CN112480562B (en) * | 2020-11-13 | 2023-06-23 | 中广核俊尔(浙江)新材料有限公司 | AS ternary composition material for chemical spraying resistance, and preparation method and application thereof |
| CN112480596A (en) * | 2020-12-09 | 2021-03-12 | 上海锦湖日丽塑料有限公司 | High-toughness high-chemical-resistance ABS/PBT alloy and preparation method thereof |
| CN112795162A (en) * | 2020-12-30 | 2021-05-14 | 会通新材料股份有限公司 | Easily-sprayed high-rigidity alloy material and preparation method thereof |
| CN114292488A (en) * | 2022-01-18 | 2022-04-08 | 宁波龙洋塑化科技有限公司 | Anti-sticking oil-resistant ABS alloy material and preparation method and application thereof |
| CN114292488B (en) * | 2022-01-18 | 2024-05-28 | 宁波龙洋塑化科技有限公司 | Anti-sticking oil-resistant ABS alloy material, and preparation method and application thereof |
| CN115403921A (en) * | 2022-09-16 | 2022-11-29 | 上海金发科技发展有限公司 | Solvent-resistant high-modulus PA/ABS alloy material and preparation method and application thereof |
| CN115403921B (en) * | 2022-09-16 | 2023-12-22 | 上海金发科技发展有限公司 | Solvent-resistant high-modulus PA/ABS alloy material, and preparation method and application thereof |
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