CN106751656A - A kind of PP PC alloys and preparation method thereof - Google Patents
A kind of PP PC alloys and preparation method thereof Download PDFInfo
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- CN106751656A CN106751656A CN201611078811.9A CN201611078811A CN106751656A CN 106751656 A CN106751656 A CN 106751656A CN 201611078811 A CN201611078811 A CN 201611078811A CN 106751656 A CN106751656 A CN 106751656A
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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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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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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
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- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention belongs to field of organic polymer compound, more particularly to a kind of PP PC alloys and preparation method thereof, preparation method be A, weighed by described weight portion PP, PC, aluminium nitride, ball shaped nano inorganic matter, coupling agent add mixing and blending machine in, carry out dispersion mixing treatment, obtain mixture；B, by diatomite by solid-to-liquid ratio be 1:55 are made into slurry, are in mass ratio 1：The ratio of (0.01 0.04) adds anion surfactant, and 5 10min are stirred with the speed of 1000 1200rpm, obtains modification infusorial earth dispersion liquid；After C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and kaolin, the treatment of toughener dispersion mixing, in addition double screw extruder, carry out extruding pelletization and obtain PP PC alloys, finally make PP PC alloys that there is excellent excellent shock resistance, toughness and machinability.
Description
Technical field
The invention belongs to field of organic polymer compound, more particularly to a kind of PP-PC alloys and preparation method thereof.
Background technology
High molecule alloy material is high-performance, the functionalization, specially obtained using the method for physical blending or chemical graft
With the class new material changed.High molecule alloy material product can be widely used for automobile, electronics, precision instrument, office equipment, packaging
The fields such as material, construction material.
It can improve or improve the performance and reduces cost of existing plastics, it has also become kind the most active in plastics industry
One of, increase very rapid.With China's sustained and rapid development of economy, a few years from now on China plastic alloy market demand potential
Huge, the especially rapid growth of telecommunications, automobile, construction industry pulls on China's engineering plastic alloy industry fast-developing.
The nearest more than ten years, the average annual growth rate of demand of high molecule alloy material is 10% or so, wherein added value highest
The growth rate of engineering plastic alloy is more up to 15% or so, the kind as each trans-corporation's active development.The U.S., Europe,
In the industrialized plastic alloy kind of Japan, engineering plastic alloy accounts for the overwhelming majority, and alloying has turned into current engineering plastics
Modified main method.And it is China engineering plastic alloy less varieties, of poor quality, annual import volume account for the 60% of total demand with
On.
Polypropylene (PP) as a kind of general-purpose plastics, with density is small, nontoxic, corrosion-resistant, the harmonious good, price of mechanics is low
The advantages of, but its notch sensitivity is particularly significant, and notch impact strength is relatively low, especially more prominent in low temperature.
Makrolon (PC) has the thermoplastic engineering plastic of excellent comprehensive performance.Soft carbonic ester in its macromolecular chain
Key replaces combination with relatively having rigid sub- aralkyl, its excellent impact flexibility, transparency, high heat-resisting etc. is assigned, with good
Comprehensive performance, high mechanical strength, tough are good, dimensionally stable, it is heat-resisting preferably, electrical insulating property it is good.
High molecule alloy material demand is increasing in the market, but shock resistance, toughness have much room for improvement.
The content of the invention
The technical problems to be solved by the invention be to provide a kind of excellent shock resistance, the PP-PC alloys of good toughness and
Its preparation method.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：
A kind of PP-PC alloys, including following raw material：PP 30-40 parts, PC 40-50 parts, diatomite 5-10 parts,
Aluminium nitride 1-5 parts, toughener 1-5 parts, kaolin 1-3 parts, 1-5 parts, coupling agent 1-5 parts of ball shaped nano inorganic matter.
Further, the toughener is dimethyl silicone polymer, Polymethyl methacrylate, polymethyl-benzene base silica
One or more in alkane, poly- methyl trifluoro propyl siloxanes.
Further, the inorganic spherical thing be particle diameter less than 10 microns glass microballoon, the tremolite, dolomite, shepardite,
One or more in sepiolite.
Further, the coupling agent is aminopropyl triethoxysilane, aminopropyl trimethoxysilane, glycidyl ether oxygen
One or more in propyl trimethoxy silicane, methacryloxypropyl trimethoxy silane.
A kind of preparation method of PP-PC alloys, comprises the following steps：
A, weighed by described weight portion PP, PC, aluminium nitride, ball shaped nano inorganic matter, coupling agent add mixing and blending machine
In, dispersion mixing treatment is carried out, obtain mixture；
B, by diatomite by solid-to-liquid ratio be 1:55 are made into slurry, are in mass ratio 1：The ratio of (0.01-0.04) adds cloudy
Ionic surface active agent, 5-10m i n are stirred with the speed of 1000-1200rpm, obtain modification infusorial earth dispersion liquid；
C, modification infusorial earth dispersion liquid and kaolin, toughener that the mixture obtained in step A, step B are obtained
After dispersion mixing treatment, add in double screw extruder, carry out extruding pelletization and obtain PP-PC alloys.
Further, in step, the mixing and blending machine is multistage abrasive disk type kneading machine, the multistage abrasive disk type mixing
The mixing elementses of machine include at least 2 pairs abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements for handing over row.
Further, in stepb, the anion surfactant is diisooctyl amber sulfate, alkyl phenyl sulphur
In hydrochlorate, sulfosuccinate, fatty acid hydroxyl group ethane sulfonate, fatty alcohol ether sulphate, cithrol one
Plant or several.
Further, in step C, the double screw extruder is conical parallel dual-screw extruding machine, and screw slenderness ratio is
(60-70)：1.
The beneficial effects of the invention are as follows：Obtaining PP-PC alloys has excellent excellent shock resistance, toughness and can add
Work.
Specific embodiment
Principle of the invention and feature are described below, example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
Embodiment 1
A, 30 parts of PP, 40 parts of PC, 1 part of aluminium nitride, 1 part of glass microballoon, the second of aminopropyl three are weighed by described weight portion
1 part of TMOS adds the mixing elementses of multistage abrasive disk type kneading machine, the multistage abrasive disk type kneading machine to hand over row including at least 2 pairs
Abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements in, carry out dispersion mixing treatment, obtain mixture；
B, by solid-to-liquid ratio it is 1 by 5 parts of diatomite:55 are made into slurry, are in mass ratio 1：0.01 ratio addition two is different pungent
Base amber sulfate, 5m i n are stirred with the speed of 1000rpm, obtain modification infusorial earth dispersion liquid；
C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and 1 part of kaolin, poly- two
After 1 part of dispersion mixing treatment of methylsiloxane, add in conical parallel dual-screw extruding machine, screw slenderness ratio is 60：1, carry out
Extruding pelletization obtains PP-PC alloys.
Embodiment 2
A, 35 parts of PP, 45 parts of PC, 3 parts of aluminium nitride, 3 parts of the tremolite, aminopropyl trimethoxy are weighed by described weight portion
3 parts of base silane adds the mixing elementses of multistage abrasive disk type kneading machine, the multistage abrasive disk type kneading machine to hand over row including at least 2 pairs
In abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements, dispersion mixing treatment is carried out, obtain mixture；
B, by solid-to-liquid ratio it is 1 by 8 parts of diatomite:55 are made into slurry, are in mass ratio 1：0.02 ratio adds alkylbenzene
Base sulfonate, 8m i n are stirred with the speed of 1100rpm, obtain modification infusorial earth dispersion liquid；
C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and 2 parts of kaolin, poly- first
After the 3 parts of dispersion mixing treatment of base vinylsiloxane, add in conical parallel dual-screw extruding machine, screw slenderness ratio is 65：1,
Carry out extruding pelletization and obtain PP-PC alloys.
Embodiment 3
A, 40 parts of PP, 50 parts of PC, 5 parts of aluminium nitride, 5 parts of dolomite, glycidyl ether oxygen are weighed by described weight portion
5 parts of propyl trimethoxy silicane adds multistage abrasive disk type kneading machine, and the mixing elementses of the multistage abrasive disk type kneading machine are including extremely
In the abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements of few 2 pairs of friendships row, dispersion mixing treatment is carried out, mixed
Thing；
B, by solid-to-liquid ratio it is 1 by 10 parts of diatomite:55 are made into slurry, are in mass ratio 1：0.04 ratio adds sulfo group amber
Amber acid esters, 10m i n are stirred with the speed of 1200rpm, obtain modification infusorial earth dispersion liquid；
C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and 3 parts of kaolin, poly- first
After the 5 parts of dispersion mixing treatment of base phenyl siloxane, add in conical parallel dual-screw extruding machine, screw slenderness ratio is 70：1, enter
Row extruding pelletization obtains PP-PC alloys.
Comparative example 1
A, 20 parts of PP, 30 parts of PC, 0.5 part of aluminium nitride, 0.5 part of shepardite, metering system are weighed by described weight portion
0.5 part of acryloxypropylethoxysilane trimethoxy silane adds multistage abrasive disk type kneading machine, the mixing unit of the multistage abrasive disk type kneading machine
Part is handed over including at least 2 Duis in the abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements of row, carries out dispersion mixing treatment,
Obtain mixture；
B, by solid-to-liquid ratio it is 1 by 3 parts of diatomite:55 are made into slurry, are in mass ratio 1：0.008 ratio adds sulfo group amber
Amber acid esters, 3m i n are stirred with the speed of 800rpm, obtain modification infusorial earth dispersion liquid；
It is 0.2 part of C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and kaolin, poly-
After the 0.5 part of dispersion mixing treatment of methyl trifluoro propyl siloxanes, add in conical parallel dual-screw extruding machine, screw slenderness ratio is
50：1, carry out extruding pelletization and obtain PP-PC alloys.
Comparative example 2
A, 50 parts of PP, 60 parts of PC, 10 parts of aluminium nitride, 10 parts of sepiolite, methacryl are weighed by described weight portion
10 parts of epoxide propyl trimethoxy silicane adds multistage abrasive disk type kneading machine, the mixing elementses bag of the multistage abrasive disk type kneading machine
Include at least 2 pairs abrasive disk type shearing elements and at least 2 pairs toothed disc type dispersive elements for handing over row, carry out dispersion mixing treatment, obtain
Mixture；
B, by solid-to-liquid ratio it is 1 by 20 parts of diatomite:55 are made into slurry, are in mass ratio 1：1 ratio adds fatty alcohol ether
Sulfate, 20m i n are stirred with the speed of 1800rpm, obtain modification infusorial earth dispersion liquid；
It is 20 parts of C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and kaolin, poly-
After the 10 parts of dispersion mixing treatment of methyl trifluoro propyl siloxanes, add in conical parallel dual-screw extruding machine, screw slenderness ratio is
80：1, carry out extruding pelletization and obtain PP-PC alloys.
Each embodiment properties of product detection is as shown in following table one：
Table one
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (8)
1. a kind of PP-PC alloys, it is characterised in that including following raw material：PP 30-40 parts, PC 40-50 parts, diatom
Native 5-10 parts, aluminium nitride 1-5 parts, toughener 1-5 parts, kaolin 1-3 parts, 1-5 parts, coupling agent 1-5 parts of ball shaped nano inorganic matter.
2. a kind of PP-PC alloys according to claim 1, it is characterised in that the toughener is dimethyl silicone polymer, poly-
One or more in methyl vinyl silicone, PSI, poly- methyl trifluoro propyl siloxanes.
3. a kind of PP-PC alloys according to claim 1, it is characterised in that the ball shaped nano inorganic matter is less than for particle diameter
One or more in 10 microns of glass microballoon, the tremolite, dolomite, shepardite, sepiolite.
4. a kind of PP-PC alloys according to claim 1, it is characterised in that the coupling agent is aminopropyl-triethoxy silicon
Alkane, aminopropyl trimethoxysilane, glycidyl ether oxygen propyl trimethoxy silicane, methacryloxypropyl trimethoxy
One or more in silane.
5. the preparation method of a kind of a kind of PP-PC alloys as described in any one of Claims 1-4, it is characterised in that including with
Lower step：
A, weighed by described weight portion PP, PC, aluminium nitride, ball shaped nano inorganic matter, coupling agent add mixing and blending machine in, enter
The treatment of row dispersion mixing, obtains mixture；
B, by diatomite by solid-to-liquid ratio be 1:55 are made into slurry, are in mass ratio 1：The ratio of (0.01-0.04) adds anion
Surfactant, 5-10min is stirred with the speed of 1000-1200rpm, obtains modification infusorial earth dispersion liquid；
C, the modification infusorial earth dispersion liquid that the mixture obtained in step A, step B are obtained and kaolin, toughener dispersion
After mixed processing, add in double screw extruder, carry out extruding pelletization and obtain PP-PC alloys.
6. the preparation method of a kind of PP-PC alloys according to claim 5, it is characterised in that in step, it is described mixed
It is multistage abrasive disk type kneading machine to close mixer, and the mixing elementses of the multistage abrasive disk type kneading machine include at least 2 pairs mills for handing over row
Disc type shearing elements and at least 2 pairs toothed disc type dispersive elements.
7. the preparation method of a kind of PP-PC alloys according to claim 5, it is characterised in that in stepb, described the moon
Ionic surface active agent is diisooctyl amber sulfate, alkyl benzene sulfonate, sulfosuccinate, fatty acid hydroxyl group ethane
One or more in sulfonate, fatty alcohol ether sulphate, cithrol.
8. the preparation method of a kind of PP-PC alloys according to claim 5, it is characterised in that in step C, it is described double
Screw extruder is conical parallel dual-screw extruding machine, and screw slenderness ratio is (60-70)：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078811.9A CN106751656A (en) | 2016-11-30 | 2016-11-30 | A kind of PP PC alloys and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078811.9A CN106751656A (en) | 2016-11-30 | 2016-11-30 | A kind of PP PC alloys and preparation method thereof |
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| CN106751656A true CN106751656A (en) | 2017-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111040412A (en) * | 2019-12-20 | 2020-04-21 | 广州市聚赛龙工程塑料股份有限公司 | Polycarbonate/polypropylene alloy material and preparation method and application thereof |
-
2016
- 2016-11-30 CN CN201611078811.9A patent/CN106751656A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111040412A (en) * | 2019-12-20 | 2020-04-21 | 广州市聚赛龙工程塑料股份有限公司 | Polycarbonate/polypropylene alloy material and preparation method and application thereof |
| CN111040412B (en) * | 2019-12-20 | 2022-08-05 | 广州市聚赛龙工程塑料股份有限公司 | Polycarbonate/polypropylene alloy material and preparation method and application thereof |
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Application publication date: 20170531 |