CN105199160A - Thermal switch material composition and thermal switch material preparation method - Google Patents
Thermal switch material composition and thermal switch material preparation method Download PDFInfo
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- CN105199160A CN105199160A CN201510735954.1A CN201510735954A CN105199160A CN 105199160 A CN105199160 A CN 105199160A CN 201510735954 A CN201510735954 A CN 201510735954A CN 105199160 A CN105199160 A CN 105199160A
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- 239000000463 material Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 239000000203 mixture Substances 0.000 title claims abstract description 20
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 29
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000005751 Copper oxide Substances 0.000 claims abstract description 28
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 28
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 28
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 28
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 28
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001887 tin oxide Inorganic materials 0.000 claims abstract description 28
- 239000011787 zinc oxide Substances 0.000 claims abstract description 28
- 239000003960 organic solvent Substances 0.000 claims abstract description 26
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 24
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 24
- 229920001194 natural rubber Polymers 0.000 claims abstract description 24
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 26
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 238000003723 Smelting Methods 0.000 claims description 10
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000003712 anti-aging effect Effects 0.000 claims description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 3
- 239000011208 reinforced composite material Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses thermal switch material composition and a thermal switch material preparation method. The composition comprises natural rubber, nitrile rubber, EPDM (ethylene-propylene- diene-terpolymer rubber), copper oxide, magnesium oxide, nano-zinc oxide, nano-tin oxide and an organic solvent, in terms of 100 parts by weight of the natural rubber, the composition comprises 10-50 parts by weight of the nitrile rubber, 1-20 parts by weight of EPDM, 3-10 parts by weight of copper oxide, 10-30 parts by weight of magnesium oxide, 1-3 parts by weight of nano-zinc oxide, 1-5 parts by weight of nano-tin oxide and 5-20 parts by weight of the organic solvent. The materials are mixed and molten, so that the prepared thermal switch material has better high temperature resistance, the application range of a prepared thermal switch is further enlarged, and the usability of the prepared thermal switch is further improved.
Description
Technical Field
The invention relates to the field of production and preparation of a thermosensitive switch material, in particular to a thermosensitive switch material composition and a preparation method of the thermosensitive switch material.
Background
The thermal switch is a common part in production and life, and is widely applied due to good use performance and use range, and the use environment of the thermal switch is mostly used for equipment with higher temperature, so that the thermal switch is required to have good high temperature resistance, and the conventional switch material does not have good high temperature resistance and other properties.
Therefore, the present invention is to provide a thermal switch material composition and a method for preparing a thermal switch material, which have excellent high temperature resistance and can further improve the application range of a thermal switch.
Disclosure of Invention
In view of the above prior art, the present invention aims to overcome the problems that in the prior art, a thermal switch is often used in a device with a higher temperature, and a general thermal switch only has general heat resistance, so that the use range is greatly reduced, thereby providing a thermal switch material composition and a preparation method of a thermal switch material, wherein the thermal switch material composition has good high temperature resistance, and the use range of the thermal switch can be further improved.
In order to achieve the above object, the present invention provides a thermal switch material composition, wherein the composition comprises natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent; wherein,
relative to 100 parts by weight of the natural rubber, the content of the nitrile rubber is 10-50 parts by weight, the content of the ethylene propylene diene monomer is 1-20 parts by weight, the content of the copper oxide is 3-10 parts by weight, the content of the magnesium oxide is 10-30 parts by weight, the content of the nano zinc oxide is 1-3 parts by weight, the content of the nano tin oxide is 1-5 parts by weight, and the content of the organic solvent is 5-20 parts by weight.
The invention also provides a preparation method of the thermal switch material, wherein the preparation method comprises the following steps: mixing natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent, and then smelting; wherein
The rubber-reinforced composite material is characterized in that the using amount of the nitrile rubber is 10-50 parts by weight, the using amount of the ethylene propylene diene monomer is 1-20 parts by weight, the using amount of the copper oxide is 3-10 parts by weight, the using amount of the magnesium oxide is 10-30 parts by weight, the using amount of the nano zinc oxide is 1-3 parts by weight, the using amount of the nano tin oxide is 1-5 parts by weight, and the using amount of the organic solvent is 5-20 parts by weight, relative to 100 parts by weight of the natural rubber.
According to the technical scheme, the natural rubber, the nitrile rubber, the ethylene propylene diene monomer, the copper oxide, the magnesium oxide, the nano zinc oxide, the nano tin oxide and the organic solvent are mixed according to a certain proportion and then smelted, so that the thermal switch prepared from the materials prepared by mixing and smelting the materials has better high-temperature resistance, and the application range and the use performance of the prepared thermal switch are further improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a thermal switch material composition, wherein the composition comprises natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent; wherein,
relative to 100 parts by weight of the natural rubber, the content of the nitrile rubber is 10-50 parts by weight, the content of the ethylene propylene diene monomer is 1-20 parts by weight, the content of the copper oxide is 3-10 parts by weight, the content of the magnesium oxide is 10-30 parts by weight, the content of the nano zinc oxide is 1-3 parts by weight, the content of the nano tin oxide is 1-5 parts by weight, and the content of the organic solvent is 5-20 parts by weight.
According to the design, natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent are mixed according to a certain proportion and then smelted, so that the thermal switch prepared from the materials prepared by mixing and smelting the materials has better high-temperature resistance, and the application range and the use performance of the prepared thermal switch are further improved.
In order to make the prepared thermal switch material have better high-temperature resistance, in a preferred embodiment of the invention, relative to 100 parts by weight of the natural rubber, the content of the nitrile rubber is 20-40 parts by weight, the content of the ethylene propylene diene rubber is 5-15 parts by weight, the content of the copper oxide is 5-8 parts by weight, the content of the magnesium oxide is 15-25 parts by weight, the content of the nano zinc oxide is 1-2 parts by weight, the content of the nano tin oxide is 2-4 parts by weight, and the content of the organic solvent is 10-15 parts by weight.
Of course, in order to obtain a thermal switch material with better service and processing properties, in a more preferred embodiment of the present invention, the composition may further comprise a processing aid.
Of course, the type of processing aid herein is not limited and may be selected by the operator according to actual needs, for example, in a more preferred embodiment of the present invention, the processing aid may be selected from one or more of anti-aging agents, antioxidants and anti-uv agents.
Of course, the organic solvent herein may be of the type conventionally selected in the art, for example, in a preferred embodiment of the present invention, the organic solvent may be acetone or ethanol.
The invention also provides a preparation method of the thermal switch material, wherein the preparation method comprises the following steps: mixing natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent, and then smelting; wherein
The rubber-reinforced composite material is characterized in that the using amount of the nitrile rubber is 10-50 parts by weight, the using amount of the ethylene propylene diene monomer is 1-20 parts by weight, the using amount of the copper oxide is 3-10 parts by weight, the using amount of the magnesium oxide is 10-30 parts by weight, the using amount of the nano zinc oxide is 1-3 parts by weight, the using amount of the nano tin oxide is 1-5 parts by weight, and the using amount of the organic solvent is 5-20 parts by weight, relative to 100 parts by weight of the natural rubber.
Similarly, in order to obtain a thermal switch material with better high temperature resistance, in a preferred embodiment of the invention, the nitrile rubber is used in an amount of 20-40 parts by weight, the ethylene propylene diene rubber is used in an amount of 5-15 parts by weight, the copper oxide is used in an amount of 5-8 parts by weight, the magnesium oxide is used in an amount of 15-25 parts by weight, the nano zinc oxide is used in an amount of 1-2 parts by weight, the nano tin oxide is used in an amount of 2-4 parts by weight, and the organic solvent is used in an amount of 10-15 parts by weight, relative to 100 parts by weight of the natural rubber.
Of course, in order to make the prepared color material for the thermal switch have better service performance, for example, better ultraviolet resistance and aging resistance, in a more preferred embodiment of the invention, the preparation method can also comprise adding a processing aid for smelting; wherein the processing aid is selected from one or more of an anti-aging agent, an antioxidant and an anti-ultraviolet agent.
Of course, the organic solvent may be of the type conventionally employed in the art, for example, in a preferred embodiment of the present invention, the organic solvent may be selected from acetone or ethanol.
The conditions of the melting process may not be limited, for example, in a preferred embodiment of the present invention, the melting temperature of the melting process may be further selected to be 150-.
The present invention will be described in detail below by way of examples. In the following examples, the natural rubber, the nitrile rubber, the ethylene propylene diene monomer, the copper oxide, the magnesium oxide, the nano zinc oxide, the nano tin oxide, the acetone, and the ethanol are conventional commercially available products.
Example 1
100g of natural rubber, 20g of nitrile rubber, 5g of ethylene propylene diene monomer, 5g of copper oxide, 15g of magnesium oxide, 1g of nano zinc oxide, 2g of nano tin oxide and 10g of acetone are mixed and then placed under the condition of temperature of 150 ℃ for smelting, and the thermal switch material A1 is prepared.
Example 2
100g of natural rubber, 40g of nitrile rubber, 15g of ethylene propylene diene monomer, 8g of copper oxide, 25g of magnesium oxide, 2g of nano zinc oxide, 4g of nano tin oxide and 15g of ethanol are mixed and then placed at the temperature of 300 ℃ for smelting, and the thermal switch material A2 is prepared.
Example 3
100g of natural rubber, 30g of nitrile rubber, 10g of ethylene propylene diene monomer, 6g of copper oxide, 20g of magnesium oxide, 1g of nano zinc oxide, 3g of nano tin oxide and 12g of acetone are mixed and then placed under the condition of temperature of 220 ℃ for smelting, and the thermal switch material A3 is prepared.
Example 4
The preparation was carried out according to the preparation method of example 1, except that the amount of the nitrile rubber was 10g, the amount of the ethylene propylene diene monomer was 1g, the amount of the copper oxide was 3g, the amount of the magnesium oxide was 10g, the amount of the nano zinc oxide was 1g, the amount of the nano tin oxide was 1g, and the amount of the acetone was 5g, to obtain a thermal switch material a 4.
Example 5
The preparation was carried out according to the preparation method of example 2, except that the amount of the nitrile rubber was 50g, the amount of the ethylene propylene diene monomer was 20g, the amount of the copper oxide was 10g, the amount of the magnesium oxide was 30g, the amount of the nano zinc oxide was 3g, the amount of the nano tin oxide was 5g, and the amount of the ethanol was 20g, to obtain a thermal switch material a 5.
Comparative example 1
The preparation was carried out according to the preparation method of example 3, except that the amount of the nitrile rubber was 5g, the amount of the ethylene propylene diene monomer was 0.5g, the amount of the copper oxide was 1g, the amount of the magnesium oxide was 5g, the amount of the nano zinc oxide was 0.5g, the amount of the nano tin oxide was 0.5g, and the amount of the acetone was 1g, to obtain a thermal switch material D1.
Comparative example 2
The preparation was carried out according to the preparation method of example 3, except that the amount of the nitrile rubber was 80g, the amount of the ethylene propylene diene monomer was 30g, the amount of the copper oxide was 20g, the amount of the magnesium oxide was 50g, the amount of the nano zinc oxide was 5g, the amount of the nano tin oxide was 10g, and the amount of the acetone was 30g, to obtain a thermal switch material D2.
Test example
The above-prepared materials A1-A5, D1 and D2 were placed in an environment at 20 deg.C, 50 deg.C and 80 deg.C, respectively, and the states of the materials in different environments were observed, and the results obtained are shown in Table 1. The state determination criteria are as follows.
And (3) excellent: no deformation visible to naked eyes, good material quality and no obvious softening;
in general: no obvious deformation can be seen by naked eyes, and the material is slightly softened;
difference: deformation can be seen by naked eyes, and the material softening is obvious.
TABLE 1
| Numbering | 20℃ | 50℃ | 80℃ |
| A1 | Superior food | Superior food | Superior food |
| A2 | Superior food | Superior food | Superior food |
| A3 | Superior food | Superior food | Superior food |
| A4 | Superior food | Superior food | Superior food |
| A5 | Superior food | Superior food | In general |
| D1 | Superior food | In general | Difference (D) |
| D2 | Superior food | In general | Difference (D) |
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. A thermal switch material composition is characterized by comprising natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent; wherein,
relative to 100 parts by weight of the natural rubber, the content of the nitrile rubber is 10-50 parts by weight, the content of the ethylene propylene diene monomer is 1-20 parts by weight, the content of the copper oxide is 3-10 parts by weight, the content of the magnesium oxide is 10-30 parts by weight, the content of the nano zinc oxide is 1-3 parts by weight, the content of the nano tin oxide is 1-5 parts by weight, and the content of the organic solvent is 5-20 parts by weight.
2. The composition according to claim 1, wherein the nitrile rubber is 20-40 parts by weight, the ethylene propylene diene monomer is 5-15 parts by weight, the copper oxide is 5-8 parts by weight, the magnesium oxide is 15-25 parts by weight, the nano zinc oxide is 1-2 parts by weight, the nano tin oxide is 2-4 parts by weight, and the organic solvent is 10-15 parts by weight, based on 100 parts by weight of the natural rubber.
3. The composition of claim 1 or 2, wherein the composition further comprises a processing aid.
4. The composition of claim 3, wherein the processing aid is selected from one or more of an anti-aging agent, an antioxidant, and an anti-ultraviolet agent.
5. The composition of claim 1, wherein the organic solvent is acetone or ethanol.
6. A preparation method of a thermosensitive switch material is characterized by comprising the following steps: mixing natural rubber, nitrile rubber, ethylene propylene diene monomer, copper oxide, magnesium oxide, nano zinc oxide, nano tin oxide and an organic solvent, and then smelting; wherein
The rubber-reinforced composite material is characterized in that the using amount of the nitrile rubber is 10-50 parts by weight, the using amount of the ethylene propylene diene monomer is 1-20 parts by weight, the using amount of the copper oxide is 3-10 parts by weight, the using amount of the magnesium oxide is 10-30 parts by weight, the using amount of the nano zinc oxide is 1-3 parts by weight, the using amount of the nano tin oxide is 1-5 parts by weight, and the using amount of the organic solvent is 5-20 parts by weight, relative to 100 parts by weight of the natural rubber.
7. The preparation method according to claim 6, wherein the nitrile rubber is used in an amount of 20 to 40 parts by weight, the ethylene propylene diene monomer is used in an amount of 5 to 15 parts by weight, the copper oxide is used in an amount of 5 to 8 parts by weight, the magnesium oxide is used in an amount of 15 to 25 parts by weight, the nano zinc oxide is used in an amount of 1 to 2 parts by weight, the nano tin oxide is used in an amount of 2 to 4 parts by weight, and the organic solvent is used in an amount of 10 to 15 parts by weight, based on 100 parts by weight of the natural rubber.
8. The production method according to claim 6 or 7, wherein the production method further comprises adding a processing aid to perform smelting; wherein the processing aid is selected from one or more of an anti-aging agent, an antioxidant and an anti-ultraviolet agent.
9. The production method according to claim 6 or 7, wherein the organic solvent is acetone or ethanol.
10. The production method according to claim 6 or 7, wherein the melting temperature of the melting process is 150-300 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735954.1A CN105199160A (en) | 2015-10-29 | 2015-10-29 | Thermal switch material composition and thermal switch material preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735954.1A CN105199160A (en) | 2015-10-29 | 2015-10-29 | Thermal switch material composition and thermal switch material preparation method |
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| Publication Number | Publication Date |
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| CN105199160A true CN105199160A (en) | 2015-12-30 |
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|---|---|---|---|
| CN201510735954.1A Pending CN105199160A (en) | 2015-10-29 | 2015-10-29 | Thermal switch material composition and thermal switch material preparation method |
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Application publication date: 20151230 |
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