CN107298856A - A kind of heat-resistance antibacterial PA/ABS composites - Google Patents
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08K2003/2248—Oxides; Hydroxides of metals of copper
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- C08L2201/00—Properties
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
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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
Abstract
The invention discloses a kind of heat-resistance antibacterial PA/ABS composites, composite component by weight includes：15 25 parts of ABS resin, 30 45 parts of PA resins, 5 12 parts of compatilizer, 8 15 parts of filler, 49 parts of toughener, 0.5 2 parts of antiseptic, 0.3 0.9 parts of antioxidant, 0.4 0.8 parts of lubricant, 13 parts of heat stabilizer, 25 parts of fire retardant.The invention provides a kind of heat-resistance antibacterial PA/ABS composites, this composite has higher heat resistance and anti-microbial property, disclosure satisfy that existing engineering material to heat-resisting and anti-microbial property requirement.
Description
Technical field
The present invention relates to technical field of polymer materials, more particularly to a kind of heat-resistance antibacterial PA/ABS composites.
Background technology
PA resins have good combination property, including mechanical property, wear resistance, chemical proofing and self-lubricating
Property, and coefficient of friction is low, there is certain anti-flammability, it is easy to process.ABS resin has good dimensional stability, prominent resistance to punching
Hitting property, dielectricity, wearability, lustrous surface are good, the advantages of easy application is with colouring.
But, there is the deficiency in many mechanical performances in single PA resins and ABS resin, so being all much now
PA/ABS composites, still, it is poor to there is heat resistance in existing PA/ABS composites, meanwhile, anti-microbial property is bad, no
The requirement of existing engineering material can be met.
The content of the invention
In view of this, the invention provides a kind of heat-resistance antibacterial PA/ABS composites, this composite has higher
Heat resistance and anti-microbial property, disclosure satisfy that existing engineering material to heat-resisting and anti-microbial property requirement.
A kind of heat-resistance antibacterial PA/ABS composites, composite component by weight includes：15-25 parts of ABS resin,
30-45 parts of PA resins, 5-12 parts of compatilizer, 8-15 parts of filler, 4-9 parts of toughener, 0.5-2 parts of antiseptic, antioxidant 0.3-
0.9 part, 0.4-0.8 parts of lubricant, 1-3 parts of heat stabilizer, 2-5 parts of fire retardant.
Preferably, the PA resins are one kind in PA46, PA612 and PA1010.
Preferably, the PA resins are PA1010.
Preferably, the compatilizer is ABS-g-MAH or PP-g-MAH.
Preferably, the filler is one kind in graphite, carbon black and alumina powder.
Preferably, the toughener is polyvinyl alcohol.
Preferably, the antiseptic is one kind in cupric oxide, ammonium dihydrogen phosphate and lithium carbonate.
Preferably, the antioxidant is 2,6- three-levels butyl -4- methylphenols or double (3,5- three-level butyl -4- hydroxyls
Phenyl) thioether.
Preferably, the lubricant is at least one of zinc stearate, pentaerythritol ester, calcium stearate.
Preferably, the heat stabilizer is dibasic lead stearate, hydration lead sulfate tribasic and the adjacent benzene two of dibasic
One kind in lead formate.
The beneficial effects of the present invention are：A kind of heat-resistance antibacterial PA/ABS composites, this composite has higher
Heat resistance and anti-microbial property, while also having the mechanical performances such as impact resistance, high intensity, disclosure satisfy that existing engineering material
To heat-resisting and anti-microbial property requirement.
Embodiment
To illustrate the thought and purpose of the present invention, below in conjunction with specific embodiment, the present invention is described further.
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on the implementation in the present invention
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of protection of the invention.
It should be appreciated that ought be in this specification and in the appended claims in use, term " comprising " and "comprising" be indicated
Described feature, entirety, step, operation, the presence of element and/or component, but be not precluded from one or more of the other feature, it is whole
Body, step, operation, element, component and/or its presence or addition for gathering.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims is
Refer to any combinations of one or more of the associated item listed and be possible to combination, and including these combinations.
In the raw material used, in the ABS resin that ABS resin is used：Acrylonitrile accounts for 20%-35%, and butadiene accounts for 15%-
30%, styrene accounts for 40%-60%；PA resins are from least one of PA46, PA612 and PA1010；Compatilizer is
One kind in ABS-g-MAH, PE-g-MAH and PP-g-MAH；It is diatomite, talcum powder, graphite, carbon black, oxygen that filler, which is selected,
Change at least one of aluminium powder and glass dust, toughener is polyether sulfone, polyphenylene oxide ketone and polyvinyl alcohol, and antiseptic is oxidation
One kind in copper, ammonium dihydrogen phosphate and lithium carbonate, antioxidant 2,6- three-level butyl -4- methylphenols, double (3,5- three-level fourths
Base -4- hydroxy phenyls) thioether, four (β-(3,5- three-level butyl -4- hydroxy phenyls) propionic acid) pentaerythritol esters, lubricant for tristearin
At least one of sour zinc, pentaerythritol ester, calcium stearate；Heat stabilizer is dibasic lead stearate, is hydrated tribasic sulfuric acid
One kind in lead and Dythal；Fire retardant is magnesium hydroxide or aluminium hydroxide；Specific embodiment is such as
Under：
Embodiment 1
Heat-resistance antibacterial PA46/ABS composites, composite component by weight includes：
The preparation method of heat-resistance antibacterial PA46/ABS composites：
By mass component weigh ABS resin, PA46 resins, ABS-g-MAH, diatomite, talcum powder, polyether sulfone, cupric oxide,
2,6- three-level butyl -4- methylphenols, zinc stearate, dibasic lead stearate and aluminium hydroxide；
The ABS resin weighed, PA46 resins are respectively placed in dryer, temperature is 70 DEG C, and drying time is 25min；
ABS resin after drying, PA46 resins are placed in mixer, mixing velocity is 280r/min, incorporation time is
3min；
By ABS-g-MAH, diatomite, talcum powder, polyether sulfone, cupric oxide, 2,6- three-level butyl -4- methylphenols, tristearin
Sour zinc, dibasic lead stearate and aluminium hydroxide are sequentially added to having in ABS resin, PA46 mixed with resin machines, mixing velocity
For 240r/min, incorporation time is 10min, obtains batch mixing；
Batch mixing is poured into double screw extruder hopper, it is 240r/min to control screw speed, controls each area's temperature of extruder
Degree is respectively：One area：210 DEG C, 2nd area：212 DEG C, 3rd area：220 DEG C, 4th area：225 DEG C, 5th area：228 DEG C, 6th area：225 DEG C, seven
Area：227 DEG C, 8th area：235 DEG C, 9th area：230 DEG C, head temperature is 235 DEG C, and fused mass obtains composite from head extrusion；
By fused mass by 40 DEG C of tanks, water cooling is carried out；
Composite after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 30 DEG C, 30min is air-dried；
Weigh, pack.
Embodiment 2
Heat-resistance antibacterial PA612/ABS composites, composite component by weight includes：
The preparation method of heat-resistance antibacterial PA612/ABS composites：
Weigh ABS resin by mass component, it is PA612 resins, ABS-g-MAH, graphite, polyvinyl alcohol, ammonium dihydrogen phosphate, double
(3,5- three-level butyl -4- hydroxy phenyls) thioether, zinc stearate, dibasic lead stearate and aluminium hydroxide；
The ABS resin weighed, PA612 resins are respectively placed in dryer, temperature is 82 DEG C, and drying time is 18min；
ABS resin after drying, PA612 resins are placed in mixer, mixing velocity is 380r/min, incorporation time is
4min；
By ABS-g-MAH, graphite, polyvinyl alcohol, ammonium dihydrogen phosphate, double (3,5- three-level butyl -4- hydroxy phenyls) thioethers,
Zinc stearate, dibasic lead stearate and aluminium hydroxide are sequentially added to having in ABS resin, PA612 mixed with resin machines, are mixed
Speed is 180r/min, and incorporation time is 25min, obtains batch mixing；
Batch mixing is poured into double screw extruder hopper, it is 190r/min to control screw speed, controls each area's temperature of extruder
Degree is respectively：One area：214 DEG C, 2nd area：215 DEG C, 3rd area：219 DEG C, 4th area：224 DEG C, 5th area：224 DEG C, 6th area：227 DEG C, seven
Area：231 DEG C, 8th area：233 DEG C, 9th area：234 DEG C, head temperature is 231 DEG C, and fused mass obtains composite from head extrusion；
By fused mass by 25 DEG C of tanks, water cooling is carried out；
Composite after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 37 DEG C, 42min is air-dried；
Weigh, pack.
Embodiment 3
Heat-resistance antibacterial PA612/ABS composites, composite component by weight includes：
The preparation method of heat-resistance antibacterial PA612/ABS composites：
Weigh ABS resin by mass component, it is PA612 resins, PE-g-MAH, carbon black, polyphenylene oxide ketone, ammonium dihydrogen phosphate, double
(3,5- three-level butyl -4- hydroxy phenyls) thioether, pentaerythritol ester, hydration lead sulfate tribasic and magnesium hydroxide；
The ABS resin weighed, PA612 resins are respectively placed in dryer, temperature is 85 DEG C, and drying time is 15min；
ABS resin after drying, PA612 resins are placed in mixer, mixing velocity is 400r/min, incorporation time is
6min；
By PE-g-MAH, carbon black, polyphenylene oxide ketone, ammonium dihydrogen phosphate, double (3,5- three-level butyl -4- hydroxy phenyls) thioethers,
Pentaerythritol ester, hydration lead sulfate tribasic and magnesium hydroxide are sequentially added to having in ABS resin, PA612 mixed with resin machines,
Mixing velocity is 160r/min, and incorporation time is 30min, obtains batch mixing；
Batch mixing is poured into double screw extruder hopper, it is 180r/min to control screw speed, controls each area's temperature of extruder
Degree is respectively：One area：215 DEG C, 2nd area：218 DEG C, 3rd area：215 DEG C, 4th area：220 DEG C, 5th area：222 DEG C, 6th area：230 DEG C, seven
Area：232 DEG C, 8th area：228 DEG C, 9th area：235 DEG C, head temperature is 230 DEG C, and fused mass obtains composite from head extrusion；
By fused mass by 20 DEG C of tanks, water cooling is carried out；
Composite after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 40 DEG C, 50min is air-dried；
Weigh, pack.
Embodiment 4
Heat-resistance antibacterial PA1010/ABS composites, composite component by weight includes：
The preparation method of heat-resistance antibacterial PA1010/ABS composites：
ABS resin, PA1010 resins, PP-g-MAH, alumina powder, polyvinyl alcohol, lithium carbonate, four are weighed by mass component
(β-(3,5- three-level butyl -4- hydroxy phenyls) propionic acid) pentaerythritol ester, calcium stearate, Dythal and hydrogen
Aluminum oxide；
The ABS resin weighed, PA1010 resins are respectively placed in dryer, temperature is 76 DEG C, drying time is
22min；
ABS resin after drying, PA1010 resins are placed in mixer, mixing velocity is 320r/min, incorporation time
For 5min；
By PP-g-MAH, alumina powder, polyvinyl alcohol, lithium carbonate, four (β-(3,5- three-level butyl -4- hydroxy phenyls) third
Acid) pentaerythritol ester, calcium stearate, Dythal and aluminium hydroxide sequentially add to have ABS resin,
In PA1010 mixed with resin machines, mixing velocity is 210r/min, and incorporation time is 16min, obtains batch mixing；
Batch mixing is poured into double screw extruder hopper, it is 220r/min to control screw speed, controls each area's temperature of extruder
Degree is respectively：One area：212 DEG C, 2nd area：213 DEG C, 3rd area：217 DEG C, 4th area：221 DEG C, 5th area：226 DEG C, 6th area：229 DEG C, seven
Area：228 DEG C, 8th area：229 DEG C, 9th area：232 DEG C, head temperature is 233 DEG C, and fused mass obtains composite from head extrusion；
By fused mass by 35 DEG C of tanks, water cooling is carried out；
Composite after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 32 DEG C, 36min is air-dried；
Weigh, pack.
Embodiment 5
Heat-resistance antibacterial PA612/ABS composites, composite component by weight includes：
The preparation method of heat-resistance antibacterial PA612/ABS composites：
ABS resin, PA612 resins, PP-g-MAH, alumina powder, polyphenylene oxide ketone, cupric oxide, 2 are weighed by mass component,
6- three-level butyl -4- methylphenols, zinc stearate, Dythal and aluminium hydroxide；
The ABS resin weighed, PA612 resins are respectively placed in dryer, temperature is 79 DEG C, and drying time is 19min；
ABS resin after drying, PA612 resins are placed in mixer, mixing velocity is 360r/min, incorporation time is
4min；
By PP-g-MAH, alumina powder, polyphenylene oxide ketone, cupric oxide, 2,6- three-level butyl -4- methylphenols, zinc stearate,
Dythal and aluminium hydroxide are sequentially added to having in ABS resin, PA612 mixed with resin machines, mixing velocity
For 190r/min, incorporation time is 19min, obtains batch mixing；
Batch mixing is poured into double screw extruder hopper, it is 210r/min to control screw speed, controls each area's temperature of extruder
Degree is respectively：One area：213 DEG C, 2nd area：214 DEG C, 3rd area：218 DEG C, 4th area：223 DEG C, 5th area：225 DEG C, 6th area：228 DEG C, seven
Area：229 DEG C, 8th area：232 DEG C, 9th area：233 DEG C, head temperature is 232 DEG C, and fused mass obtains composite from head extrusion；
By fused mass by 31 DEG C of tanks, water cooling is carried out；
Composite after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 34 DEG C, 39min is air-dried；
Weigh, pack.
Composite material granular is added into injection machine, injection sample preparation is carried out, composite product is made, sample is carried out
Tested.
Testing standard is；Tensile strength standard is ASTM D638, and condition is 50mm/min, and antibiotic rate presses QB/T 2591-
2003 tests, heat-resisting vicat temperature presses ASTM-D1525 standard testings.
Test result is as follows：
As can be seen that this composite in heat-resistance antibacterial PA/ABS composite material test results from above example 1 to 5
With higher heat resistance, its heat-resisting vicat temperature reaches more than 150 DEG C, and excellent antibacterial performance, average antibiotic rate reaches
More than 95%, while tensile strength is also higher, tensile strength reaches more than 85MPa, with preferable mechanical performance, disclosure satisfy that
Existing engineering material is to heat-resisting and anti-microbial property requirement.
Above is to specific embodiment provided by the present invention.
The present invention is described in detail specification, structural principle of the specific case used herein to the present invention
And embodiment is set forth, above example is only intended to the method and its core concept for helping to understand the present invention；Meanwhile,
For those of ordinary skill in the art, according to the thought of the present invention, have change in specific embodiments and applications
Become part, in summary, this specification content should not be construed as limiting the invention.
Claims (10)
1. a kind of heat-resistance antibacterial PA/ABS composites, it is characterised in that composite component by weight includes：ABS trees
15-25 parts of fat, 30-45 parts of PA resins, 5-12 parts of compatilizer, 8-15 parts of filler, 4-9 parts of toughener, 0.5-2 parts of antiseptic,
0.3-0.9 parts of antioxidant, 0.4-0.8 parts of lubricant, 1-3 parts of heat stabilizer, 2-5 parts of fire retardant.
2. composite as claimed in claim 1, it is characterised in that：The PA resins is in PA46, PA612 and PA1010
One kind.
3. composite as claimed in claim 2, it is characterised in that：The PA resins are PA1010.
4. composite as claimed in claim 1, it is characterised in that：The compatilizer is
ABS-g-MAH or PP-g-MAH.
5. composite as claimed in claim 1, it is characterised in that：The filler is graphite, carbon black and alumina powder
In one kind.
6. composite as claimed in claim 1, it is characterised in that：The toughener is polyvinyl alcohol.
7. composite as claimed in claim 1, it is characterised in that：The antiseptic be cupric oxide, ammonium dihydrogen phosphate and
One kind in lithium carbonate.
8. composite as claimed in claim 1, it is characterised in that：The antioxidant is 2,6- three-level butyl -4- methylbenzenes
Phenol or double (3,5- three-level butyl -4- hydroxy phenyls) thioethers.
9. composite as claimed in claim 1, it is characterised in that：The lubricant is zinc stearate, pentaerythritol ester, hard
At least one of resin acid calcium.
10. composite as claimed in claim 1, it is characterised in that：The heat stabilizer is dibasic lead stearate, hydration
One kind in lead sulfate tribasic and Dythal.
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