CN112980171B - Edible oil-resistant high-impact-resistance heat-resistant polycarbonate material and preparation method thereof - Google Patents
Edible oil-resistant high-impact-resistance heat-resistant polycarbonate material and preparation method thereof Download PDFInfo
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- CN112980171B CN112980171B CN202110206006.4A CN202110206006A CN112980171B CN 112980171 B CN112980171 B CN 112980171B CN 202110206006 A CN202110206006 A CN 202110206006A CN 112980171 B CN112980171 B CN 112980171B
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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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
- C08L2205/02—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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- 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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Abstract
The invention discloses an edible oil-resistant high-impact heat-resistant polycarbonate material and a preparation method thereof, wherein the edible oil-resistant high-impact heat-resistant polycarbonate material comprises the following raw materials in parts by weight: 67-97 parts of polycarbonate; 0-30 parts of siloxane copolymerized polycarbonate; 3-20 parts of epoxy modified silicon-acrylic acid copolymer resin; 0.1-1 part of antioxidant; 0.1-1 part of lubricant. The edible oil-resistant high-impact-resistant heat-resistant polycarbonate material disclosed by the invention has good edible oil-resistant performance, keeps good impact-resistant and heat-resistant performances and has low material cost. The invention also provides a preparation method of the edible oil-resistant high-impact-resistance heat-resistant polycarbonate material, which has the advantages of simple process and good cost advantage.
Description
Technical Field
The invention relates to the technical field of high polymer materials, in particular to an edible oil resistant high-impact heat-resistant polycarbonate material and a preparation method thereof.
Background
Polycarbonate (PC) is an amorphous thermoplastic engineering plastic, has excellent optical transparency, excellent impact toughness and heat resistance, and is widely applied to the fields of electronic appliances, household appliances, aerospace and the like at present.
Although the polycarbonate has the advantages, the polycarbonate is very sensitive to oil such as edible oil, and the like, and once a product of the polycarbonate is contacted with the oil, the product is easy to generate a stress cracking adverse phenomenon, so that the use safety of household and household appliances, such as switch panels, range hood panels, oil boxes and other polycarbonate products in the kitchen environment is seriously affected.
In the prior art, the chemical resistance of the polycarbonate is improved by adopting the PET modified polycarbonate, and a large proportion of PET needs to be added to achieve the effect, so that the heat resistance of the material is obviously reduced, the 125 ℃ heat-resistant ball pressure test of the PET modified polycarbonate material is unqualified, and the requirement of the use environment cannot be met.
Therefore, the development of the polycarbonate material with high impact resistance and heat resistance and edible oil resistance has very important practical significance.
Disclosure of Invention
The invention aims to provide an edible oil resistant high-impact heat-resistant polycarbonate material which has good edible oil resistance.
Furthermore, the invention also provides a preparation method of the edible oil-resistant high-impact heat-resistant polycarbonate material, which has the advantages of simple and effective process and better manufacturing cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
an edible oil-resistant high-impact heat-resistant polycarbonate material comprises the following raw materials in parts by weight:
67-97 parts of polycarbonate;
0-30 parts of siloxane copolymerized polycarbonate;
3-20 parts of epoxy modified silicon-acrylic acid copolymer resin;
0.1-1 part of antioxidant;
0.1-1 part of lubricant.
Preferably, the epoxy modified silicon-acrylic acid copolymer resin is 3-10 parts by weight.
Preferably, the polycarbonate has a melt flow rate of 3-30g/10min at 300 ℃/1.2kg and a number average molecular weight of 20000-30000 g/mol.
Preferably, the siloxane copolymeric polycarbonate has a melt flow rate of 5 to 13g/10min at 300 ℃/1.2kg and a number average molecular weight of 22000-28000 g/mol.
The polycarbonate and siloxane copolymerized polycarbonate have high fluidity, are suitable for low-temperature granulation or injection molding, and adopt lower processing temperature, so that the toughness and transparency of the product of the edible oil-resistant high-impact-resistance heat-resistant polycarbonate material can be relatively improved.
Preferably, the antioxidant is one or more of commercially available antioxidant 1076, antioxidant 168, antioxidant 245 and antioxidant 1010. And a certain amount of antioxidant is added, so that the product of the edible oil resistant high-impact heat-resistant polycarbonate material has better aging resistance.
Preferably, the lubricant is one or more of pentaerythritol ester, silicone powder and ethylene bis stearamide. The injection molding process of the edible oil-resistant high-impact heat-resistant polycarbonate material has better demolding performance, and the yield of injection molded products can be improved.
Furthermore, the invention also provides a preparation method of the edible oil-resistant high-impact heat-resistant polycarbonate material, which is particularly used for preparing the edible oil-resistant high-impact heat-resistant polycarbonate material and comprises the following steps:
s1) respectively weighing polycarbonate, siloxane copolymerized polycarbonate, epoxy modified silicon-acrylic acid copolymerized resin, an antioxidant and a lubricant according to the parts by weight, and placing the materials into a mixer to be uniformly stirred and mixed to obtain a mixture;
s2) feeding the mixture obtained in the step S1) into a double-screw extruder for melt extrusion, and cooling and granulating to obtain the edible oil resistant high-impact heat-resistant polycarbonate material.
The preparation method of the edible oil-resistant high-impact heat-resistant polycarbonate material is simple in process and has a good cost advantage.
Specifically, in step S2), the temperatures of the twin-screw extruder from the feed port to the die were set as follows: the temperature of the feeding to the feeding section is 180-200 ℃, the temperature of the melting to the compression section is 230-260 ℃, and the temperature of the homogenizing to the metering section is 250-270 ℃.
By adopting the low-temperature granulation process, the toughness, the transparency, the glossiness and the chemical resistance of the product of the edible oil-resistant high-impact heat-resistant polycarbonate material can be improved.
Specifically, in step S2), the screw rotation speed of the twin-screw extruder is 300-700 r/min.
The screw rotating speed of 300-700r/min is adopted for extrusion, so that the strength and the glossiness of the final product can be improved under the condition of not influencing the mixing and plasticizing effects of the materials.
The invention has the beneficial effects that: the edible oil-resistant high-impact-resistant heat-resistant polycarbonate material contains polycarbonate and siloxane copolymerized polycarbonate, and terminal hydroxyl or terminal carboxyl contained in the polycarbonate and the siloxane copolymerized polycarbonate and an epoxy active group contained in the epoxy modified silicon-acrylic acid copolymerized resin are subjected to a crosslinking reaction, so that on one hand, a compact protective layer is easily formed on the surface of the material, the strength of a base material is improved, the corrosion of edible oil is hindered, and on the other hand, the reaction activity of the terminal hydroxyl or terminal carboxyl contained in the polycarbonate and the siloxane copolymerized polycarbonate and the edible oil is reduced or eliminated, so that the edible oil-resistant high-impact-resistant heat-resistant polycarbonate material has good edible oil resistance, and the edible oil-resistant high-impact-resistant heat-resistant polycarbonate material has good edible oil resistance; in addition, the addition of a part of siloxane copolycarbonate can reduce the surface tension, reduce the contact area between the edible oil and the material, further improve the edible oil resistance, and improve the impact resistance of the material at low temperature. The siloxane copolycarbonate is much lower in price than the modified silicon-acrylic acid copolymer resin, so that the cost of the whole material can be reduced to a certain degree; further, the edible oil resistant high impact heat resistant polycarbonate material disclosed by the invention has good edible oil resistant performance, keeps good impact resistance and heat resistance, and has low material cost.
The invention also provides a preparation method of the edible oil-resistant high-impact heat-resistant polycarbonate material, which has simple process, adopts a low-temperature granulation process, can improve the toughness, transparency, glossiness and edible oil resistance of products of the edible oil-resistant high-impact heat-resistant polycarbonate material, and has good cost advantage.
Detailed Description
The technical solution of the present invention will be further described with reference to the following embodiments.
Examples and comparative examples
The edible oil-resistant high impact heat-resistant polycarbonate materials of the examples and comparative examples were prepared according to the following procedure:
s1) respectively weighing polycarbonate, siloxane copolymerized polycarbonate, epoxy modified silicon-acrylic acid copolymerized resin, an antioxidant and a lubricant according to the parts by weight, and placing the materials into a mixer to be mixed and stirred uniformly to obtain a mixture;
s2) feeding the mixture obtained in the step S1) into a double-screw extruder through a metering device, melting and mixing the materials under the conveying, shearing and mixing of screws, performing melt extrusion, and cooling and granulating to obtain the edible oil resistant high-impact heat-resistant polycarbonate material. The temperature of the double-screw extruder from the charging opening to the neck mold is respectively set as follows: the temperature of the feeding to the feeding section is 180-200 ℃, the temperature of the melting to the compression section is 230-260 ℃, and the temperature of the homogenizing to the metering section is 250-270 ℃. The screw rotating speed of the double-screw extruder is 300-700 r/min.
The raw material compositions of each example and comparative example are shown in the following table 2, the performance test items, test standards and test conditions of each example and comparative example are shown in the table 1, and the test results are shown in the table 2.
TABLE 1 Performance test items, test standards and test conditions
Table 2 raw material components and test results of each example and comparative example
The analysis of data information and test results according to the above examples and comparative examples illustrates the following:
as can be seen from the experimental results of the embodiment 2 and the comparative example 1 and the experimental results of the embodiment 1 and the comparative example 3, the edible oil resistance of the material can be obviously improved by adding the epoxy modified silicon-acrylic acid copolymer resin, the thermal deformation temperature of the material is not obviously reduced, the heat-resistant ball pressure test is qualified, and the impact resistance of the material is improved to a certain extent.
From the experimental results of examples 2, 5, 6 and 7, it can be seen that as the content of the epoxy-modified silicon-acrylic copolymer resin is increased from 3phr to 10phr, the edible oil resistance is obviously improved, and when the content is 20phr, the edible oil resistance of the material is not obviously improved compared with that when 10phr is added.
As can be seen from the experimental results of example 6 and comparative example 2, the effect of improving the edible oil resistance of the material by adding the epoxy modified silicon-acrylic acid copolymer resin is obviously better than that of adding PET, and the detection result of the heat-resistant ball pressure of 2.5mm above 2mm after adding PET is unqualified, and the impact resistance and the heat distortion temperature of the material are also reduced.
From the experimental results of examples 1, 2, 3 and 4, it can be seen that the addition of siloxane copolycarbonate can improve the impact resistance of the material at low temperatures and also improve the edible oil resistance to some extent.
The preparation method of the edible oil-resistant high-impact heat-resistant polycarbonate material provided by the invention has the advantages of simple process and low manufacturing cost.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents. The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. The high-impact heat-resistant polycarbonate material resistant to edible oil is characterized by comprising the following raw materials in parts by weight:
67-97 parts of polycarbonate;
0-30 parts of siloxane copolymerized polycarbonate;
3-20 parts of epoxy modified silicon-acrylic acid copolymer resin;
0.1-1 part of antioxidant and 0.1-1 part of lubricant;
the epoxy modified silicon-acrylic acid copolymer resin contains epoxy active groups.
2. The edible oil-resistant high impact heat-resistant polycarbonate material as claimed in claim 1, wherein the epoxy modified silicon-acrylic acid copolymer resin is present in an amount of 3 to 10 parts by weight.
3. The edible oil-resistant high impact heat-resistant polycarbonate material as claimed in claim 1, wherein the polycarbonate has a melt flow rate of 3-30g/10min at 300 ℃/1.2kg, and a number average molecular weight of 20000-30000 g/mol.
4. The edible oil-resistant high impact heat-resistant polycarbonate material as claimed in claim 1, wherein the siloxane copolycarbonate has a melt flow rate of 5-13g/10min at 300 ℃/1.2kg, and a number average molecular weight of 22000-28000 g/mol.
5. The edible oil resistant high impact heat resistant polycarbonate material as claimed in claim 1, wherein the antioxidant is one or more of commercially available antioxidant 1076, antioxidant 168, antioxidant 245 and antioxidant 1010.
6. The edible oil-resistant high impact heat-resistant polycarbonate material as claimed in claim 1, wherein the lubricant is one or more of pentaerythritol ester, silicone powder and ethylene bis stearamide.
7. A preparation method of an edible oil-resistant high-impact heat-resistant polycarbonate material, which is used for preparing the edible oil-resistant high-impact heat-resistant polycarbonate material as claimed in any one of claims 1 to 6, and comprises the following steps:
s1) respectively weighing polycarbonate, siloxane copolymerized polycarbonate, epoxy modified silicon-acrylic acid copolymerized resin, an antioxidant and a lubricant according to the parts by weight, and placing the materials into a mixer to be mixed and stirred uniformly to obtain a mixture;
s2) feeding the mixture obtained in the step S1) into a double-screw extruder for melt extrusion, and cooling and granulating to obtain the edible oil resistant high-impact heat-resistant polycarbonate material.
8. The method for preparing the edible oil resistant high impact heat resistant polycarbonate material as claimed in claim 7, wherein in step S2), the temperatures of the twin-screw extruder from the feeding port to the die are respectively set as follows: the temperature of the feeding to the feeding section is 180-200 ℃, the temperature of the melting to the compression section is 230-260 ℃, and the temperature of the homogenizing to the metering section is 250-270 ℃.
9. The method for preparing the edible oil-resistant high impact heat-resistant polycarbonate material as claimed in claim 7, wherein in step S2), the screw rotation speed of the twin-screw extruder is 300-700 r/min.
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0528462A1 (en) * | 1991-07-31 | 1993-02-24 | ENICHEM S.p.A. | Solvent-resistant polycarbonate-polyester blends with improved impact properties |
| CN102250458A (en) * | 2010-05-17 | 2011-11-23 | 第一毛织株式会社 | Polycarbonate resin composition and molded product using the same |
| CN102372914A (en) * | 2010-08-13 | 2012-03-14 | 上海锦湖日丽塑料有限公司 | Polycarbonate composition having light diffusion characteristics and preparation method thereof |
| CN102492277A (en) * | 2011-11-30 | 2012-06-13 | 深圳市科聚新材料有限公司 | Polycarbonate composite material and preparation method thereof |
| CN102532844A (en) * | 2011-12-09 | 2012-07-04 | 上海锦湖日丽塑料有限公司 | Light transmission color selecting type photodiffusion polycarbonate composition and preparation method thereof |
| CN103013077A (en) * | 2012-12-14 | 2013-04-03 | 上海锦湖日丽塑料有限公司 | Ultraviolet (UV) curing scratch-resistant polycarbonate and preparation method thereof |
| CN103421293A (en) * | 2013-08-09 | 2013-12-04 | 深圳市科聚新材料有限公司 | Polycarbonate composite material and preparation method thereof |
| JP2015021049A (en) * | 2013-07-18 | 2015-02-02 | アロン化成株式会社 | Thermoplastic elastomer composition |
| CN105924922A (en) * | 2016-05-24 | 2016-09-07 | 深圳市富恒新材料股份有限公司 | Transparent flame-retardant PC composite material and preparation method thereof |
| JP2020026449A (en) * | 2018-08-09 | 2020-02-20 | 東レ株式会社 | Thermoplastic resin composition and molded article consisting of the same |
| CN111117193A (en) * | 2019-12-28 | 2020-05-08 | 会通新材料股份有限公司 | Anti-cracking high-heat-resistance polycarbonate material and preparation method thereof |
-
2021
- 2021-02-24 CN CN202110206006.4A patent/CN112980171B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0528462A1 (en) * | 1991-07-31 | 1993-02-24 | ENICHEM S.p.A. | Solvent-resistant polycarbonate-polyester blends with improved impact properties |
| CN102250458A (en) * | 2010-05-17 | 2011-11-23 | 第一毛织株式会社 | Polycarbonate resin composition and molded product using the same |
| CN102372914A (en) * | 2010-08-13 | 2012-03-14 | 上海锦湖日丽塑料有限公司 | Polycarbonate composition having light diffusion characteristics and preparation method thereof |
| CN102492277A (en) * | 2011-11-30 | 2012-06-13 | 深圳市科聚新材料有限公司 | Polycarbonate composite material and preparation method thereof |
| CN102532844A (en) * | 2011-12-09 | 2012-07-04 | 上海锦湖日丽塑料有限公司 | Light transmission color selecting type photodiffusion polycarbonate composition and preparation method thereof |
| CN103013077A (en) * | 2012-12-14 | 2013-04-03 | 上海锦湖日丽塑料有限公司 | Ultraviolet (UV) curing scratch-resistant polycarbonate and preparation method thereof |
| JP2015021049A (en) * | 2013-07-18 | 2015-02-02 | アロン化成株式会社 | Thermoplastic elastomer composition |
| CN103421293A (en) * | 2013-08-09 | 2013-12-04 | 深圳市科聚新材料有限公司 | Polycarbonate composite material and preparation method thereof |
| CN105924922A (en) * | 2016-05-24 | 2016-09-07 | 深圳市富恒新材料股份有限公司 | Transparent flame-retardant PC composite material and preparation method thereof |
| JP2020026449A (en) * | 2018-08-09 | 2020-02-20 | 東レ株式会社 | Thermoplastic resin composition and molded article consisting of the same |
| CN111117193A (en) * | 2019-12-28 | 2020-05-08 | 会通新材料股份有限公司 | Anti-cracking high-heat-resistance polycarbonate material and preparation method thereof |
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