CN105860480A - High-glossiness low-odor high-low-temperature-toughness flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) composition - Google Patents
High-glossiness low-odor high-low-temperature-toughness flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) composition Download PDFInfo
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/005—Processes for mixing polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2455/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2423/00 - C08J2453/00
- C08J2455/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2205/03—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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/53—Core-shell polymer
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Abstract
The invention provides a high-glossiness low-odor high-low-temperature-toughness flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) composition which is prepared from the following raw materials in percentage by mass: 30-90% of PC, 5-25% of phosphorus-containing flame retardant and 5-50% of ABS-low-temperature toughening modifier one-step material, totaling 100%. The ABS-low-temperature toughening modifier one-step material is prepared from the following raw materials in percentage by mass: 50-80% of ABS and 20-50% of low-temperature toughening modifier. The selected ABS material and the produced ABS-low-temperature toughening modifier one-step material are proportionally mixed with the flame retardant and PC to perform modification in an extruder, thereby obviously improving the problems of the odor of the PC/ABS composition, the defects in the compacting process and the like.
Description
Technical field
The invention belongs to macromolecule modified field, especially relate to a kind of high glaze, low abnormal smells from the patient, high/low temperature
Tough fire retardant PC/ABS compositions.
Background technology
Merlon (PC) is a kind of thermoplastic engineering plastic with desirable physical mechanical performance, and it is saturating
Bright property and anti-flammability are excellent, have wide application；But owing to Merlon strand rigidity is big,
Melt viscosity is high, is easily generated stress cracking, and solvent resistance is poor, meets the shortcomings such as water easily decomposition under high temperature,
Limit its range to a certain extent.General by modification technology, by acrylonitrile-butadiene-benzene
The addition of grafted ethylene copolymer (ABS) improves its processability and internal stress, selects suitable ABS
Kind can reduce the addition due to ABS, the impact on material glossiness；Add impact improving agent to change
The toughness of kind polycarbonate compositions, the plasticized modifier performance of silicon system is particularly evident.But due to ABS and
Impact improving agent, when synthesis, can introduce dispersant or other auxiliary agents, make fire retardation PC/ABS compositions
After, due to PC molecular structure, these little molecules are disadvantageous to material property, as being molded
Journey produces raw material flower, mold deposit etc.；Contain that the material of little molecule in use can distribute is unfriendly simultaneously
Abnormal smells from the patient, limit to a great extent its application.
Summary of the invention
In view of this, it is contemplated that propose a kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant
PC/ABS compositions, can significantly improve described high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
The problems such as the abnormal smells from the patient of compositions and the defect of forming process.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made:
Merlon 30%-90%,
Phosphonium flame retardant 5%-25%,
ABS-low temperature plasticized modifier one step material 5%-50%,
The mass percent sum of above-mentioned each raw material is 100%；
Wherein, described ABS-low temperature plasticized modifier one step material is by including the former of following mass percent
Material is made:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%.
Preferably, described high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions are by wrapping
The raw material including following mass percent is made:
Merlon 40%-80%,
Phosphonium flame retardant 9%-20%,
ABS-low temperature plasticized modifier one step material 7%-40%,
The mass percent sum of above-mentioned each raw material is 100%；
Wherein, described ABS-low temperature plasticized modifier one step material is by including the former of following mass percent
Material is made:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%.
Further, the molecular weight of described Merlon is 20000-40000；Preferably, described poly-
The molecular weight of carbonic ester is 25000-37000.
Further, the particle diameter of described ABS is 0.1um-1um；Preferably, the grain of described ABS
Footpath is 0.1um-0.4um.
Further, described low temperature plasticized modifier is MBS grafting
Copolymer (MBS) or silicon system toughener；Preferably, low temperature plasticized modifier selects shell to be metering system
Acid methyl ester, core are the silicon system toughener of organosilicon or acrylic acid nucleocapsid structure.
Further, described phosphonium flame retardant is bisphenol-A double (diphenyl phosphate) (BDP), isophthalic
One or more in diphenol double (diphenyl phosphoester) (RDP) or triphenyl phosphate (TPP)
Mixture.
Further, this ABS-low temperature plasticized modifier one step material is prepared into by the method comprised the steps
Arrive:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material is put into from the main spout of double screw extruder, extrude, at twin screw
The 3rd section of the barrel of extruder and the 5th section is all injected aqueous water, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
Further, the screw slenderness ratio of described double screw extruder is 48:1；The note of described aqueous water
Enter the 5%-30% of the quality that amount is ABS-low temperature plasticized modifier one step material；Described double screw extruder
The condition melt extruded be: district's temperature 180-210 DEG C, two district's temperature 190-220 DEG C, three district's temperature
190-230 DEG C, four district's temperature 190-240 DEG C, five district's temperature 190-240 DEG C, six district's temperature 190-240
DEG C, seven district's temperature 190-240 DEG C, eight district's temperature 190-240 DEG C, nine district's temperature 190-240 DEG C, tenth district
Temperature 190-240 DEG C, 11 district's temperature 190-240 DEG C；Engine speed 250-600 rev/min.
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniform to Merlon, phosphonium flame retardant, ABS-low temperature plasticized modifier one step material
Mixing, extrudes through double screw extruder, obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions.
A kind of ABS-low temperature plasticized modifier one step material, is made up of the raw material including following mass percent:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%；
The preparation method of described ABS-low temperature plasticized modifier one step material, comprises the steps:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material is put into from the main spout of double screw extruder, extrude, at twin screw
The 3rd section of the barrel of extruder and the 5th section is all injected aqueous water, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
In described step (2), the screw slenderness ratio of double screw extruder is 48:1；Described step (2)
The injection rate of middle aqueous water is the 5%-30% of the quality of ABS-low temperature plasticized modifier one step material；Described
In step (2), the condition melt extruded of double screw extruder is: district's temperature 180-210 DEG C, 2nd district
Temperature 190-220 DEG C, three district's temperature 190-230 DEG C, four district's temperature 190-240 DEG C, five district's temperature 190-240
DEG C, six district's temperature 190-240 DEG C, seven district's temperature 190-240 DEG C, eight district's temperature 190-240 DEG C, 9th district
Temperature 190-240 DEG C, ten district's temperature 190-240 DEG C, 11 district's temperature 190-240 DEG C；Engine speed
250-600 rev/min.
Relative to prior art, high glaze of the present invention, low abnormal smells from the patient, high/low temperature tough fire retardant
PC/ABS compositions has the advantage that
(1) high glaze of the present invention, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions
By the extrusion of ABS-low temperature plasticized modifier one step material, owing to aqueous water at high temperature volatilizees,
Can effectively take the small-molecule substance that ABS and low temperature plasticized modifier add in synthesis and the course of processing out of,
Coordinate the effect of double vacuum simultaneously, volatile matter can be taken out of barrel efficiently, produce and obtain ABS-low temperature
Plasticized modifier one step material, the pellet produced need to re-use 80 DEG C of drying for more than 4 hours.
(2) high glaze of the present invention, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions
The silicon system toughener selected can be effectively improved the low temperature impact properties of material.
(3) preparation method of ABS-low temperature plasticized modifier one step material of the present invention can effectively by
ABS separates with the small-molecule substance of low temperature plasticized modifier, particularly ABS and low temperature plasticized modifier
Little molecule auxiliary agent (comprising some alkalescence small-molecule substances) is added in the meeting being difficult to avoid that in building-up process,
So can be prevented effectively from some defects caused by the degraded of PC in modification and injection moulding process, simultaneously
The problems such as small-molecule substance precipitation during subsequent forming can be prevented effectively from；Owing to ABS-low temperature is toughness reinforcing
Detaching of modifying agent one step material small-molecule substance in process of production, can improve described to a certain extent
High glaze, low abnormal smells from the patient, the fire resistance of high/low temperature tough fire retardant PC/ABS compositions.
(4) ABS-low temperature plasticized modifier one step material of the present invention is simple and easy to get, preparation technology letter
Single, low cost, the small-molecule substance in material composition be can effectively remove, a kind of low abnormal smells from the patient, height prepared
The material of low-temperature flexibility, can improve again other mechanical performances of material；Material can be widely used for automobile, refrigerator,
The industries such as television set.
(5) high glaze of the present invention, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions
By the selection of ABS material, in conjunction with the production of ABS-low temperature plasticized modifier one step material, then its with
Fire retardant, PC being modified in an extruder by proper proportion, can significantly improve described high glaze,
The problems such as the defect of low abnormal smells from the patient, the abnormal smells from the patient of high/low temperature tough fire retardant PC/ABS compositions and forming process.
Detailed description of the invention
Unless otherwise indicated, term used herein is respectively provided with containing of those skilled in the art's routine understanding
Terms more used herein, for the ease of understanding the present invention, have been carried out following definitions by justice.
All of Digital ID, such as pH, temperature, time, concentration, including scope, be all approximation
Value.It is to be understood that, although all add term " about " before all of Digital ID of the clearest and the most definite narration.
Simultaneously it will also be understood that, although the clearest and the most definite narration, reagent described herein is only example, its
Equivalent is known in the art.
The present invention is described in detail below in conjunction with embodiment.
Embodiment 1
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 41%, BDP 19%, ABS-low temperature plasticized modifier one
Step material 40%；Wherein, described ABS-low temperature plasticized modifier one step material is by including following percent mass
The raw material of ratio is made: ABS 60%, MBS 40%；The molecular weight of described Merlon is
25000-37000；The particle diameter of described ABS is 0.1um-0.4um.
This ABS-low temperature plasticized modifier one step material is prepared by the method comprised the steps:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material being put into from the main spout of double screw extruder, extrude, described is double
The screw slenderness ratio of screw extruder is 48:1, the condition melt extruded of described double screw extruder
For: district's temperature 240 DEG C, two district's temperature 245 DEG C, three district's temperature 255 DEG C, four district's temperature 255 DEG C,
Five district's temperature 260 DEG C, six district's temperature 240 DEG C, seven district's temperature 240 DEG C, eight district's temperature 245 DEG C, 9th district
Temperature 245 DEG C, ten district's temperature 260 DEG C, 11 district's temperature 240 DEG C；Engine speed 300 revs/min,
The 3rd section and the 5th section of barrel at double screw extruder all injects aqueous water, the note of the 3rd section of aqueous water
Enter the 10% of the quality that amount is ABS-low temperature plasticized modifier one step material, the injection rate of the 5th section of aqueous water
For the 15% of the quality of ABS-low temperature plasticized modifier one step material, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniform to Merlon, phosphonium flame retardant, ABS-low temperature plasticized modifier one step material
Mixing, extrudes through double screw extruder, obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions.
Embodiment 2
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 80%, BDP 8%, ABS-low temperature plasticized modifier one step
Material 12%；Wherein, described ABS-low temperature plasticized modifier one step material is by including following mass percent
Raw material make: ABS 60%, MBS 40%；The molecular weight of described Merlon is 25000-37000；
The particle diameter of described ABS is 0.1um-0.4um.
This ABS-low temperature plasticized modifier one step material is prepared by the method comprised the steps:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material being put into from the main spout of double screw extruder, extrude, described is double
The screw slenderness ratio of screw extruder is 48:1, the condition melt extruded of described double screw extruder
For: district's temperature 240 DEG C, two district's temperature 245 DEG C, three district's temperature 255 DEG C, four district's temperature 255 DEG C,
Five district's temperature 260 DEG C, six district's temperature 240 DEG C, seven district's temperature 240 DEG C, eight district's temperature 245 DEG C, 9th district
Temperature 245 DEG C, ten district's temperature 260 DEG C, 11 district's temperature 240 DEG C；Engine speed 300 revs/min,
The 3rd section and the 5th section of barrel at double screw extruder all injects aqueous water, the note of the 3rd section of aqueous water
Enter the 10% of the quality that amount is ABS-low temperature plasticized modifier one step material, the injection rate of the 5th section of aqueous water
For the 15% of the quality of ABS-low temperature plasticized modifier one step material, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniform to Merlon, phosphonium flame retardant, ABS-low temperature plasticized modifier one step material
Mixing, extrudes through double screw extruder, obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions.
Embodiment 3
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 60%, BDP 15%, ABS-low temperature plasticized modifier one
Step material 25%；Wherein, described ABS-low temperature plasticized modifier one step material is by including following percent mass
The raw material of ratio is made: ABS 60%, MBS 40%；The molecular weight of described Merlon is
25000-37000；The particle diameter of described ABS is 0.1um-0.4um.
This ABS-low temperature plasticized modifier one step material is prepared by the method comprised the steps:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material being put into from the main spout of double screw extruder, extrude, described is double
The screw slenderness ratio of screw extruder is 48:1, the condition melt extruded of described double screw extruder
For: district's temperature 240 DEG C, two district's temperature 245 DEG C, three district's temperature 255 DEG C, four district's temperature 255 DEG C,
Five district's temperature 260 DEG C, six district's temperature 240 DEG C, seven district's temperature 240 DEG C, eight district's temperature 245 DEG C, 9th district
Temperature 245 DEG C, ten district's temperature 260 DEG C, 11 district's temperature 240 DEG C；Engine speed 300 revs/min,
The 3rd section and the 5th section of barrel at double screw extruder all injects aqueous water, the note of the 3rd section of aqueous water
Enter the 10% of the quality that amount is ABS-low temperature plasticized modifier one step material, the injection rate of the 5th section of aqueous water
For the 15% of the quality of ABS-low temperature plasticized modifier one step material, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniform to Merlon, phosphonium flame retardant, ABS-low temperature plasticized modifier one step material
Mixing, extrudes through double screw extruder, obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions.
Comparative example 1
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 41%, BDP 19%, ABS 24%, MBS 16%；
The molecular weight of described Merlon is 25000-37000；The particle diameter of described ABS is
0.1um-0.4um。
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniformly to mix Merlon, phosphonium flame retardant, ABS, MBS, Jing Guoshuan
Screw extruder is extruded, and obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions.
Comparative example 2
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 80%, BDP 8%, ABS 7.2%, MBS 4.8%；
The molecular weight of described Merlon is 25000-37000；The particle diameter of described ABS is
0.1um-0.4um。
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniformly to mix Merlon, phosphonium flame retardant, ABS, MBS, Jing Guoshuan
Screw extruder is extruded, and obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions.
Comparative example 3
A kind of high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions, by including following matter
The raw material of amount percentage ratio is made: Merlon 60%, BDP 15%, ABS 15%, MBS 10%；
The molecular weight of described Merlon is 25000-37000；The particle diameter of described ABS is
0.1um-0.4um。
Described high glaze, low abnormal smells from the patient, the preparation method of high/low temperature tough fire retardant PC/ABS compositions,
Comprise the steps: uniformly to mix Merlon, phosphonium flame retardant, ABS, MBS, Jing Guoshuan
Screw extruder is extruded, and obtains high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions.
Described embodiment 1-3 and comparative example 1-3 are prepared high glaze, low abnormal smells from the patient, high/low temperature tough
Property fire retardation PC/ABS compositions carries out performance test, and performance test methods is as follows:
Odor Evaluations method: by popular standard PV3900 test；
Hot strength: testing standard ASTM D638, tests on Zwick electronic universal tester；
Izod notched impact: testing standard ASTM D256, on Zwick electronic universal tester
Test；Flame retardant rating: testing standard UL94；
Glossiness: testing standard ASTM D1455.
Described embodiment 1-3 and comparative example 1-3 are in the high glaze described in preparation, low abnormal smells from the patient, high/low temperature
In tough fire retardant PC/ABS compositions, the described high glaze all added, low abnormal smells from the patient, high/low temperature are tough
The antioxidant of the 0.2% of the quality of property fire retardation PC/ABS compositions and the anti-dripping agent of 0.5%, embodiment
1-3 is as shown in table 1 with the test result of comparative example 1-3.
Table 1 the performance test results (in table, constituent content is mass percent)
It can be seen that use the preparation side of ABS-low temperature plasticized modifier one step material from the result of table 1
The material that method prepares, compares tradition method of modifying, and oder levels can reach 2 grades of levels, low-temperature impact table
The most excellent, surface gloss is more preferable, and fire resistance is compared more preferable.
In the extrusion of described ABS-low temperature plasticized modifier one step material, owing to aqueous water is at high temperature
Lower volatilization, can effectively take out of ABS and low temperature plasticized modifier synthesis and the course of processing in add little
Molecular substance, such as antioxidant, anti-dripping agent, so can be prevented effectively from modified and injection moulding process due to
Some defects caused by the degraded of PC, can significantly improve described high glaze, low abnormal smells from the patient, height simultaneously
The problems such as the abnormal smells from the patient of low-temperature flexibility fire retardation PC/ABS compositions and the defect of forming process.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within the spirit of invention and principle, any modification, equivalent substitution and improvement etc. made, should be included in
Within protection scope of the present invention.
Claims (10)
1. high glaze, low abnormal smells from the patient, a high/low temperature tough fire retardant PC/ABS compositions, its feature exists
In: it is made up of the raw material including following mass percent:
Merlon 30%-90%,
Phosphonium flame retardant 5%-25%,
ABS-low temperature plasticized modifier one step material 5%-50%,
The mass percent sum of above-mentioned each raw material is 100%；
Wherein, described ABS-low temperature plasticized modifier one step material is by including the former of following mass percent
Material is made:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%.
High glaze the most according to claim 1, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions, it is characterised in that: described high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS group
Compound is made up of the raw material including following mass percent:
Merlon 40%-80%,
Phosphonium flame retardant 9%-20%,
ABS-low temperature plasticized modifier one step material 7%-40%,
The mass percent sum of above-mentioned each raw material is 100%；
Wherein, described ABS-low temperature plasticized modifier one step material is by including the former of following mass percent
Material is made:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%.
High glaze the most according to claim 1, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions, it is characterised in that: the molecular weight of described Merlon is 20000-40000；Preferably,
The molecular weight of described Merlon is 25000-37000.
High glaze the most according to claim 1, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions, it is characterised in that: the particle diameter of described ABS is 0.1um-1um；Preferably, described
The particle diameter of ABS is 0.1um-0.4um.
High glaze the most according to claim 1, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions, it is characterised in that: described low temperature plasticized modifier be methyl methacrylate-butadiene-
Phenylethene grafted copolymer or silicon system toughener；Preferably, low temperature plasticized modifier selects shell to be methyl-prop
E pioic acid methyl ester, core are the silicon system toughener of organosilicon or acrylic acid nucleocapsid structure.
High glaze the most according to claim 1, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS
Compositions, it is characterised in that: described phosphonium flame retardant is bisphenol-A double (diphenyl phosphate), isophthalic
The mixture of one or more in diphenol double (diphenyl phosphoester) or triphenyl phosphate.
7. according to the high glaze according to any one of claim 1-6, low abnormal smells from the patient, the resistance of high/low temperature toughness
Combustion PC/ABS compositions, it is characterised in that: this ABS-low temperature plasticized modifier one step material by include as
The method of lower step prepares:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material is put into from the main spout of double screw extruder, extrude, at twin screw
The 3rd section of the barrel of extruder and the 5th section is all injected aqueous water, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
Described high glaze the most according to claim 7, low abnormal smells from the patient, high/low temperature tough fire retardant
PC/ABS compositions, it is characterised in that: the screw slenderness ratio of described double screw extruder is 48:1；
The injection rate of described aqueous water is the 5%-30% of the quality of ABS-low temperature plasticized modifier one step material；Institute
The condition melt extruded of the middle double screw extruder stated is: district's temperature 180-210 DEG C, two district's temperature
190-220 DEG C, three district's temperature 190-230 DEG C, four district's temperature 190-240 DEG C, five district's temperature 190-240
DEG C, six district's temperature 190-240 DEG C, seven district's temperature 190-240 DEG C, eight district's temperature 190-240 DEG C, 9th district
Temperature 190-240 DEG C, ten district's temperature 190-240 DEG C, 11 district's temperature 190-240 DEG C；Engine speed
250-600 rev/min.
9. high glaze according to any one of claim 1-8, low abnormal smells from the patient, high/low temperature tough fire retardant
The preparation method of PC/ABS compositions, it is characterised in that: comprise the steps: Merlon, contain
Phosphorus fire retardant, ABS-low temperature plasticized modifier one step material uniformly mix, and extrude through double screw extruder,
Obtain high glaze, low abnormal smells from the patient, high/low temperature tough fire retardant PC/ABS compositions.
10. an ABS-low temperature plasticized modifier one step material, it is characterised in that: by including following quality
The raw material of percentage ratio is made:
ABS 50%-80%,
Low temperature plasticized modifier 20%-50%；
The preparation method of described ABS-low temperature plasticized modifier one step material, comprises the steps:
(1) ABS is mixed in low temperature plasticized modifier input high mixer, obtain premix material；
(2) premix material is put into from the main spout of double screw extruder, extrude, at twin screw
The 3rd section of the barrel of extruder and the 5th section is all injected aqueous water, at the 7th section and of described barrel
Ten sections are provided with vacuum equipment, obtain ABS-low temperature plasticized modifier one step material after extrusion.
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| CN201610272320.1A CN105860480A (en) | 2016-04-27 | 2016-04-27 | High-glossiness low-odor high-low-temperature-toughness flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) composition |
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| CN201610272320.1A CN105860480A (en) | 2016-04-27 | 2016-04-27 | High-glossiness low-odor high-low-temperature-toughness flame-retardant PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) composition |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106633774A (en) * | 2016-12-27 | 2017-05-10 | 天津金发新材料有限公司 | High-glossiness high-flowability high-toughness flame-retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) composition |
| CN106751682A (en) * | 2016-12-27 | 2017-05-31 | 天津金发新材料有限公司 | A kind of solvent resistant, high tenacity, fire retardation PC/ABS compositions |
| CN108610614A (en) * | 2018-04-25 | 2018-10-02 | 中山市绿浪助剂有限公司 | Halogen-free high-temperature-resistant flame-retardant material and preparation method thereof |
| CN109504056A (en) * | 2018-10-14 | 2019-03-22 | 金旸（厦门）新材料科技有限公司 | Low smell PC alloy plate special material of a kind of low smoke high flame retardant and preparation method thereof |
| CN110283442A (en) * | 2019-06-22 | 2019-09-27 | 宁波浙铁大风化工有限公司 | A kind of low white fire retardation PC of VOC toughening porcelain and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633774A (en) * | 2016-12-27 | 2017-05-10 | 天津金发新材料有限公司 | High-glossiness high-flowability high-toughness flame-retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) composition |
| CN106751682A (en) * | 2016-12-27 | 2017-05-31 | 天津金发新材料有限公司 | A kind of solvent resistant, high tenacity, fire retardation PC/ABS compositions |
| CN106751682B (en) * | 2016-12-27 | 2019-10-25 | 天津金发新材料有限公司 | A kind of solvent resistant, high tenacity, fire retardation PC/ABS composition |
| CN108610614A (en) * | 2018-04-25 | 2018-10-02 | 中山市绿浪助剂有限公司 | Halogen-free high-temperature-resistant flame-retardant material and preparation method thereof |
| CN109504056A (en) * | 2018-10-14 | 2019-03-22 | 金旸（厦门）新材料科技有限公司 | Low smell PC alloy plate special material of a kind of low smoke high flame retardant and preparation method thereof |
| CN110283442A (en) * | 2019-06-22 | 2019-09-27 | 宁波浙铁大风化工有限公司 | A kind of low white fire retardation PC of VOC toughening porcelain and preparation method thereof |
| CN110283442B (en) * | 2019-06-22 | 2022-02-15 | 宁波浙铁大风化工有限公司 | Low-VOC toughened porcelain white flame-retardant PC and preparation method thereof |
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Application publication date: 20160817 |