CN111154249A - Insect-proof PC/ABS alloy material and preparation method thereof - Google Patents
Insect-proof PC/ABS alloy material and preparation method thereof Download PDFInfo
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- CN111154249A CN111154249A CN201911384847.3A CN201911384847A CN111154249A CN 111154249 A CN111154249 A CN 111154249A CN 201911384847 A CN201911384847 A CN 201911384847A CN 111154249 A CN111154249 A CN 111154249A
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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Abstract
The invention discloses an insect-proof PC/ABS alloy material and a preparation method thereof, wherein the material comprises the following raw materials in parts by weight: 50-80 parts of polycarbonate, 10-50 parts of acrylonitrile-butadiene-styrene copolymer, 0-5 parts of methyl methacrylate-butadiene-styrene copolymer, 1-3 parts of insect-resist agent, 0.1-0.5 part of antioxidant and 0.1-0.6 part of lubricant. The material prepared by the invention has good mechanical property and appearance and excellent insect expelling effect.
Description
Technical Field
The invention relates to the technical field of household appliance materials, in particular to an insect-proof PC/ABS alloy material and a preparation method thereof.
Background
The household appliance shell, the button, the remote controller, the handle and the like can leave some greasy dirt and food residues due to long-term contact with hands, the residues are very easy to attract the care of cockroaches, mice and the like, the mice and the cockroaches generally carry a large amount of harmful germs on human bodies, and when the hands contact the electric appliance parts again, the harmful germs are very easy to infect, so that the influence on the health is brought, and the development of the insect-proof PC/ABS material is particularly necessary.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an insect-proof PC/ABS alloy material and a preparation method thereof.
The invention provides an insect-proof PC/ABS alloy material, which comprises the following raw materials in parts by weight:
50-80 parts of polycarbonate, 10-50 parts of acrylonitrile-butadiene-styrene copolymer, 0-5 parts of methyl methacrylate-butadiene-styrene copolymer, 1-3 parts of insect-resist agent, 0.1-0.5 part of antioxidant and 0.1-0.6 part of lubricant.
Preferably, the polycarbonate has a melt index of 16-22 g/10min at 300 ℃ and 1.2 kg.
Preferably, the antioxidant is a mixture of a phenolic antioxidant and a phosphite antioxidant.
Preferably, the insect repellent is berberine.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and carrying out melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the insect-resist agent, the antioxidant and the lubricant through a double-screw extruder to obtain the product.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, mixing the insect-resist agent and 15-30 wt% of polycarbonate to obtain a premix, adding the premix into a double-screw extruder from a side feeding port, adding the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the antioxidant, the lubricant and the balance of polycarbonate into the double-screw extruder from a main feeding port, and performing melt extrusion granulation through the double-screw extruder to obtain the insect-resist agent.
Preferably, the heating temperature of the first zone to the ninth zone of the screw cylinder of the double-screw extruder is as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, and the head temperature of the double-screw extruder is 240 ℃.
Preferably, the rotating speed of a main machine of the double-screw extruder is 350-500 r/min, and the vacuum degree is-0.07-0.1 MPa.
The invention has the following beneficial effects:
the invention provides an insect-proof PC/ABS alloy material and a preparation method thereof, wherein the material has a certain insect-expelling effect and can keep good mechanical property and appearance through the selection and matching of raw materials; through the combination of premixing and side feeding, the mechanical property and insect repelling effect of the material can be better improved. The material prepared by the invention has good mechanical property and appearance and excellent insect expelling effect.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to specific examples.
Example 1
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
50 parts of polycarbonate, 50 parts of acrylonitrile-butadiene-styrene copolymer, 1 part of berberine, 0.1 part of antioxidant and 0.1 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the berberine, the antioxidant and the lubricant through a double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the rotating speed of the main machine is 350r/min, and the vacuum degree is-0.07 MPa.
Example 2
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
80 parts of polycarbonate, 10 parts of acrylonitrile-butadiene-styrene copolymer, 5 parts of methyl methacrylate-butadiene-styrene copolymer, 3 parts of berberine, 0.5 part of antioxidant and 0.6 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the berberine, the antioxidant and the lubricant through a double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 500r/min, and the vacuum degree is-0.1 MPa.
Example 3
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
70 parts of polycarbonate, 27 parts of acrylonitrile-butadiene-styrene copolymer, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 1 part of berberine, 0.2 part of antioxidant and 0.2 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the berberine, the antioxidant and the lubricant through a double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 400r/min, and the vacuum degree is-0.08 MPa.
Example 4
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
70 parts of polycarbonate, 26 parts of acrylonitrile-butadiene-styrene copolymer, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 2 parts of berberine, 0.2 part of antioxidant and 0.2 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the berberine, the antioxidant and the lubricant through a double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 400r/min, and the vacuum degree is-0.08 MPa.
Example 5
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
70 parts of polycarbonate, 25 parts of acrylonitrile-butadiene-styrene copolymer, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 3 parts of berberine, 0.2 part of antioxidant and 0.2 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the berberine, the antioxidant and the lubricant through a double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 400r/min, and the vacuum degree is-0.08 MPa.
Example 6
An insect-proof PC/ABS alloy material comprises the following raw materials in parts by weight:
70 parts of polycarbonate, 26 parts of acrylonitrile-butadiene-styrene copolymer, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 2 parts of berberine, 0.2 part of antioxidant and 0.2 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing raw materials according to weight, mixing berberine and 15 parts of polycarbonate to obtain premix, adding the premix into a double-screw extruder from a side feeding port, adding acrylonitrile-butadiene-styrene copolymer, methyl methacrylate-butadiene-styrene copolymer, an antioxidant, a lubricant and the balance of polycarbonate into the double-screw extruder from a main feeding port, and performing melt extrusion granulation through the double-screw extruder to obtain the modified polycarbonate; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 400r/min, and the vacuum degree is-0.08 MPa.
Comparative example 1
A PC/ABS alloy material comprises the following raw materials in parts by weight:
70 parts of polycarbonate, 28 parts of acrylonitrile-butadiene-styrene copolymer, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 0.2 part of antioxidant and 0.2 part of lubricant.
Wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 22g/10 min; the antioxidant is a mixture of a phenol antioxidant and a phosphite antioxidant.
The preparation method of the insect-proof PC/ABS alloy material comprises the following steps: weighing the raw materials according to the weight, and performing melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the antioxidant and the lubricant through a double-screw extruder to obtain the polycarbonate/butadiene-styrene composite material; the heating temperatures of a first zone to a ninth zone of a screw barrel of the double-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, the head temperature is 240 ℃, the main machine rotating speed is 400r/min, and the vacuum degree is-0.08 MPa.
Test examples
The PC/ABS alloy materials prepared in examples 1-6 and comparative example 1 were subjected to performance tests, and the test standards and test results are shown in Table 1:
TABLE 1 PC/ABS alloy Material Performance test results
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An insect-proof PC/ABS alloy material is characterized by comprising the following raw materials in parts by weight:
50-80 parts of polycarbonate, 10-50 parts of acrylonitrile-butadiene-styrene copolymer, 0-5 parts of methyl methacrylate-butadiene-styrene copolymer, 1-3 parts of insect-resist agent, 0.1-0.5 part of antioxidant and 0.1-0.6 part of lubricant.
2. The insect-resistant PC/ABS alloy material as claimed in claim 1, wherein the melt index of the polycarbonate at 300 ℃ and 1.2kg is 16-22 g/10 min.
3. The insect-resistant PC/ABS alloy material as claimed in claim 1 or 2, wherein the antioxidant is a mixture of phenolic antioxidant and phosphite antioxidant.
4. The insect-resistant PC/ABS alloy material according to any of claims 1 to 3, wherein the insect-resistant agent is berberine.
5. The preparation method of the insect-resistant PC/ABS alloy material as claimed in any one of claims 1 to 4, which comprises the following steps: weighing the raw materials according to the weight, and carrying out melt extrusion granulation on the polycarbonate, the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the insect-resist agent, the antioxidant and the lubricant through a double-screw extruder to obtain the product.
6. The preparation method of the insect-resistant PC/ABS alloy material as claimed in any one of claims 1 to 4, comprising the steps of: weighing the raw materials according to the weight, mixing the insect-resist agent with 15-30 wt% of polycarbonate to obtain a premix, adding the premix into a double-screw extruder from a side feeding port, adding the acrylonitrile-butadiene-styrene copolymer, the methyl methacrylate-butadiene-styrene copolymer, the antioxidant, the lubricant and the balance of polycarbonate into the double-screw extruder from a main feeding port, and performing melt extrusion granulation through the double-screw extruder to obtain the insect-resist agent.
7. The preparation method of the insect-resistant PC/ABS alloy material as claimed in claim 5 or 6, wherein the heating temperatures of the first zone to the ninth zone of the screw cylinder of the twin-screw extruder are as follows in sequence: 180 ℃, 250 ℃, 240 ℃, 230 ℃ and 210 ℃, and the head temperature of the double-screw extruder is 240 ℃.
8. The preparation method of the insect-resistant PC/ABS alloy material as claimed in any one of claims 5 to 7, wherein the main machine rotation speed of the twin-screw extruder is 350 to 500r/min, and the vacuum degree is-0.07 to-0.10 MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911384847.3A CN111154249A (en) | 2019-12-28 | 2019-12-28 | Insect-proof PC/ABS alloy material and preparation method thereof |
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| CN201911384847.3A CN111154249A (en) | 2019-12-28 | 2019-12-28 | Insect-proof PC/ABS alloy material and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740229A (en) * | 2005-09-12 | 2006-03-01 | 威海联桥新材料科技有限公司 | Polycarbonate/ABS polymer and its prepn process |
| US20160304713A1 (en) * | 2013-11-05 | 2016-10-20 | Shanghai Kumhosunny Plastics Co., Ltd | Easily-plated PC/ABS Alloy and Its Preparation Method |
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- 2019-12-28 CN CN201911384847.3A patent/CN111154249A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740229A (en) * | 2005-09-12 | 2006-03-01 | 威海联桥新材料科技有限公司 | Polycarbonate/ABS polymer and its prepn process |
| US20160304713A1 (en) * | 2013-11-05 | 2016-10-20 | Shanghai Kumhosunny Plastics Co., Ltd | Easily-plated PC/ABS Alloy and Its Preparation Method |
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Application publication date: 20200515 |