CN115746679A - Heat-conducting water vapor barrier coating, coating stock solution, and preparation method and application thereof - Google Patents
Heat-conducting water vapor barrier coating, coating stock solution, and preparation method and application thereof Download PDFInfo
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Abstract
The invention relates to the technical field of high polymer materials, in particular to a heat-conducting water vapor barrier coating, a coating stock solution, a preparation method and an application thereof, wherein the coating stock solution comprises the following raw materials in percentage by mass: 15% -40% of base material resin; 5 to 15 percent of flaky filler; 2 to 5 percent of spherical filler; 50% -75% of a solvent; 0.1 to 0.5 percent of silane coupling agent; 0.1 to 0.5 percent of curing agent. The coating disclosed by the invention has the advantages of high heat conductivity, excellent water vapor barrier property, excellent ageing resistance, environmental stability and temperature resistance.
Description
Technical Field
The invention relates to the technical field of high polymer materials, in particular to a heat-conducting water vapor barrier coating, a coating stock solution, and a preparation method and application thereof.
Background
The polymer material has the characteristics of light weight, good toughness, easy processing and the like, so that the application range and the field of the polymer material are continuously expanded, wherein the polymer material is used for continuously expanding the conditions of packaging, packaging and protecting industries, such as packaging of foods, medicines and beverages, packaging of electronic chips and other electronic materials, protection of OLED (organic light emitting diode) and solar cells and the like. Pure polymeric materials are composed of polymeric units and are permeable in nature. The permeation process of small molecule substances to high molecular materials can be generally divided into four stages: 1) adsorption, 2) dissolution, 3) diffusion and 4) desorption. Wherein, the permeation of water vapor molecules can cause the oxidation corrosion of the base material and the reduction of the working efficiency of the device, and the performance of a pure polymer protective material can not meet the requirement.
In addition, the polymer material in the electronic and electric material is poor in heat conductivity, and the temperature rise is often generated in use, so that the performance of the polymer material is affected. Because the heat carrier inside the substance mainly comprises molecules, electrons, phonons, photons and the like. Phonons are energy quanta of simple resonance in lattice vibration and are main carriers of high molecular materials for transferring heat. However, the molecular chains of the polymer material are randomly entangled, the relative molecular mass is high, and the polymer material has heterogeneity and the incompatibility of molecular vibration and lattice vibration, so that the polymer material cannot well utilize the phononic seat load to achieve the effect of high heat transfer. The thermal conductivity of the polymer material is generally about 0.2W/m.K, and the heat dissipation requirement of industrial application cannot be met.
In the prior art, the application number is 201711002438.3, the invention name is a solvent type water vapor barrier coating, a coating stock solution, a preparation method and an application patent, the coating stock solution comprises oleoresin, a solvent, silicate ester, a silane coupling agent and a curing agent, the coating stock solution only has the function of water vapor barrier, and the coating is still deficient in heat conduction. Can not meet the requirements of improving the water vapor barrier property and the heat conductivity of the high polymer material at present.
Disclosure of Invention
In view of this, the invention aims to provide a heat-conducting water vapor barrier coating, a coating stock solution, and a preparation method and an application thereof, so as to improve two performances of a high polymer material, namely water vapor barrier property and heat conductivity, and have excellent aging resistance, environmental stability and temperature resistance.
Based on the purpose, the invention provides a heat-conducting water vapor barrier coating stock solution, which comprises the following raw materials in percentage by mass:
the base resin may be 15%,16%,17%,18%,19%, 20%,21%,22%,23%,24%,25%,26%,27%,28%,29%,30%,31%, 32%,33%,34%,35%,36%,37%,38%,39%, 40%, etc., the flake filler may be 5%,6%,7%,8%,9%,10%,11%,12%,13%,14%,15%, etc., the spherical filler may be 2%,3%,4%,5%, etc., the solvent may be 50%,55%,60%,65%,70%,75%, etc., and the silane coupling agent and the curing agent may be 0.1%,0.2%,0.3%,0.4%,0.5%, etc., but the base resin is not limited to the recited values, and other values not recited in the above numerical ranges are also applicable.
Optionally, the base material resin is any one or a combination of at least two of polyester resin, unsaturated resin, alkyd resin or polyurethane; classical but non-limiting examples of such combinations are: a combination of polyester resin and polyurethane, a combination of unsaturated resin and alkyd resin, and a combination of polyester resin, unsaturated resin and alkyd resin.
Preferably, the base resin has a number average molecular weight of 3000 to 35000, such as 3000, 5000, 7000, 10000, 15000, 20000, 25000, 30000 or 35000, but not limited to the recited values, and other values not recited within the range of values are also used.
The solvent is any one or the combination of at least two of ethyl acetate, butyl acetate, tetrahydrofuran or butanone. Typical but non-limiting examples of such combinations are: combinations of ethyl acetate and butyl acetate, ethyl acetate and butanone, butanone and tetrahydrofuran, ethyl acetate, butyl acetate and butanone, and the like.
Preferably, the mass ratio of the two solvent combinations is 1.
Optionally, the plate-like filler is any one of boron nitride, graphene, mxene or graphite or a combination of at least two of the above. Classical but non-limiting examples of such combinations are: a combination of boron nitride and graphene, a combination of boron nitride and graphite, a combination of Mxene and graphene, or a combination of boron nitride, graphene and Mxene.
Optionally, the spherical filler is any one of alumina, aluminum nitride and silicon carbide or a combination of at least two of the alumina, the aluminum nitride and the silicon carbide.
Preferably, the mass ratio of the platy filler to the spherical filler is 1.
The curing agent is isocyanate curing agent, and the isocyanate curing agent comprises any one or combination of at least two of TDI, MDI, HDI, XDI or IPDI. Typical but non-limiting examples of such combinations are: combinations of TDI and MDI, TDI and HDI, MDI and XDI, MDI and IPDI, or TDI, MDI and IPDI, and the like.
The silane coupling agent is any one or the combination of at least two of KH550, KH560, KH570, OFS-6341, KBM403, KBM4803 and KBM 5803. Typical but non-limiting examples of such combinations are: a combination of KH550 and KH560, a combination of KH560 and KH570, a combination of OFS-6341 and KH570, a combination of KBM403 and KM4803, a combination of KH570 and KBM5803, and the like.
The invention also provides a preparation method of the heat-conducting water vapor barrier coating stock solution, which comprises the following steps:
(1) Putting the sheet filler, the spherical filler and the silane coupling agent in a formula ratio into a ball mill for ball milling to obtain mixed powder;
(2) And (2) uniformly mixing the mixed powder obtained in the step (1) with a base material resin, a solvent and a curing agent to obtain the heat-conducting water vapor barrier coating stock solution.
According to the invention, the flaky filler, the spherical filler and the silane coupling agent are simultaneously added into the ball mill, the spherical filler is used as a substitute of zirconium beads in the traditional ball milling, the flaky filler is directly subjected to ball milling, the flaky filler is stripped, and meanwhile, the added silane coupling agent can modify the surface of the filler, so that the filler can be better combined with resin, the interface thermal resistance is reduced, the water vapor barrier capability is improved, more heat conduction micro-points can be provided by the spherical filler, and the heat conduction capability of the prepared coating is further improved.
Preferably, the ball milling speed in step (1) is 500-100rpm, such as 500rpm,600rpm, 700rpm,800rpm,900rpm or 1000rpm, but not limited to the recited values, and other unrecited values within the range of the recited values are also applicable.
Preferably, the reaction time in step (1) is 12 to 48h, such as 12h,18h,24h,30h,36h, 42h or 48h, but is not limited to the values recited, and other values not recited in the range of values are also applicable.
Preferably, the stirring speed in step (2) is 200-500rpm, such as 200rpm,300rpm, 400rpm or 500rpm, but not limited to the recited values, and other values not recited in the range of the recited values are also applicable.
Preferably, the reaction time in step (2) is 2 to 8 hours, such as 2h,3h,4h,6h, 7h or 8h, but not limited to the recited values, and other values not recited in the range of values are equally applicable.
The invention also provides a heat-conducting water vapor barrier coating, which is obtained by coating the coating stock solution of any one of claims 1-6 on a substrate and volatilizing the solvent.
Optionally, the base material is any one of PET, PBT, PP or PE.
Optionally, the method for coating the coating stock solution on the surface of the substrate comprises any one of dip coating, spin coating, blade coating and spray coating.
The solvent can be volatilized naturally at normal temperature, or the base material coated with the stock solution can be put into an oven to dry the solvent, wherein the drying temperature is 80 ℃, and the drying time is 10-30 min.
The invention also provides application of the heat-conducting water vapor barrier coating in the fields of solar cells, OLED protection, electronic and electric material packaging and packaging.
The invention has the beneficial effects that:
(1) According to the invention, the heat-conducting water vapor barrier coating prepared by adding the filler for blending is cooperated with other raw materials, so that the coating has good heat-conducting property and excellent water vapor barrier property, and meanwhile, the coating also has excellent ageing resistance, environmental stability, boiling resistance and temperature resistance, after PCT high-pressure accelerated ageing, high temperature and high humidity and temperature change experiments, the water vapor permeability is reduced to 0-20%, and the heat-conducting property is reduced to 0-10%.
(2) The heat-conducting water vapor barrier coating has good heat-conducting property, and the heat-conducting coefficient is more than 0.8W/m.K.
(3) The heat-conducting water vapor barrier coating has excellent water vapor barrier performance, and the water vapor transmission capacity is 0.5-2g/m 2 ·day。
(4) The heat-conducting water vapor barrier coating disclosed by the invention is environment-friendly in raw material, green and environment-friendly, and has a good industrial application prospect.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a TEM image of ball-milled boron nitride of the present invention;
FIG. 2 is an optical microscope image of the surface of the pure substrate resin coating, the boron nitride single filler/resin coating, and the boron nitride and alumina composite filler/resin coating of the present invention;
FIG. 3 is a scanning electron microscope image of the cross section of the boron nitride/alumina composite filler/resin coating, the alumina single filler/resin coating and the boron nitride single filler/resin coating of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to specific embodiments below.
It is to be noted that technical terms or scientific terms used herein should have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items.
Example 1
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 6g of flaky boron nitride, 2g of spherical alumina and 0.1g of KH570 are put into a ball mill for ball milling, and the ball milling is carried out for 12h at 1000rpm, thus obtaining the mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 16.4g of polyester resin, 75g of ethyl acetate and 0.5g of TDI for 8 hours at 200rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a 125-micron PET film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
Example 2
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 5g of flake graphene, 5g of spherical silicon carbide and 0.5g of KH560 are put into a ball mill for ball milling, and the ball milling is carried out for 48 hours at 500rpm, so as to obtain mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 39.4g of polyurethane, 50g of butyl acetate and 0.1g of MDI for 2 hours at 500rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared stock solution of the heat-conducting water vapor barrier coating on a 125-micron PBT film, and drying at 80 ℃ for 10min to obtain the heat-conducting water vapor barrier coating.
Example 3
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 15g of flake graphite, 5g of spherical silicon carbide and 0.2g of OFS-6341 are put into a ball mill for ball milling, and the ball milling is carried out for 24 hours at 700rpm, so as to obtain the mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 15g of polyurethane, 64.5g of butanone and 0.3g of MDI for 2 hours at 500rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a PP film with the thickness of 125 mu m, and drying for 30min at the temperature of 80 ℃ to obtain the heat-conducting water vapor barrier coating.
Example 4
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 10g of flaky boron nitride, 5g of spherical aluminum nitride and 0.4g of KH560 are put into a ball mill for ball milling, and the ball milling is carried out for 24 hours at 700rpm, so as to obtain the mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 15g of polyurethane, 69.2g of ethyl acetate and 0.4g of MDI for 6 hours at 300rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared stock solution of the heat-conducting water vapor barrier coating on a 125-micron PP film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
Example 5
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 6g of flaky boron nitride, 3g of spherical aluminum nitride and 0.5g of KBM403 are put into a ball mill for ball milling, and the ball milling is carried out for 24 hours at 700rpm, so as to obtain the mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1) with 40g of polyurethane, 40g of ethyl acetate, 10g of butyl acetate, 0.1g of XDI and 0.4g of IPDI for 4 hours at 400rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a PP film with the thickness of 125 microns, and drying at 80 ℃ for 10min to obtain the heat-conducting water vapor barrier coating.
Example 6
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 6g of flaky boron nitride, 3g of graphene, 2.5g of spherical aluminum nitride, 2.5g of spherical alumina, 0.3g of KH560 and 0.1g of KH570 are put into a ball mill for ball milling, and the ball milling is carried out for 24 hours at 700rpm, so as to obtain mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 20g of polyester resin, 15g of polyurethane, 50.2g of ethyl acetate and 0.4g of MDI for 6 hours at 300rpm to obtain the stock solution of the heat-conducting water vapor barrier coating.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a 125-micron PET film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
Example 7
A preparation method of a heat-conducting water vapor barrier coating stock solution comprises the following steps:
(1) 6g of flaky boron nitride, 3g of graphite, 2.5g of spherical silicon carbide, 2.5g of spherical alumina, 2.3 g of OFS-6341 and 0.1g of KH570 are put into a ball mill for ball milling, and the ball milling is carried out for 36 hours at 600rpm, so as to obtain mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 20g of polyester resin, 15g of polyurethane, 50.2g of ethyl acetate, 0.2g of MDI and 0.2g of TDI0.2g at 400rpm for 55 hours to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a PP film with the thickness of 125 microns, and drying for 30min at the temperature of 80 ℃ to obtain the heat-conducting water vapor barrier coating.
Comparative example 1
The preparation method comprises the steps of stirring 16.4g of polyester resin, 75g of ethyl acetate and 0.5g of TDI for 8 hours at 200rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a 125-micron PET film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
Comparative example 2
(1) Putting 8g of flaky boron nitride and 0.1g of KH570 into a ball mill for ball milling for 12 hours at 1000rpm to obtain mixed powder.
(2) Stirring the mixed powder obtained in the step (1) with 16.4g of polyester resin, 75g of ethyl acetate and 0.5g of TDI for 8 hours at 200rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared heat-conducting water vapor barrier coating stock solution on a 125-micron PET film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
Comparative example 3
(1) Putting 8g of spherical alumina and 0.1g of KH570 into a ball mill for ball milling, and carrying out ball milling for 12h at 1000rpm to obtain mixed powder.
(2) And (2) stirring the mixed powder obtained in the step (1), 16.4g of polyester resin, 75g of ethyl acetate and 0.5g of TDI for 8 hours at 200rpm to obtain the heat-conducting water vapor barrier coating stock solution.
And (3) blade-coating the prepared stock solution of the heat-conducting water vapor barrier coating on a 125-micron PET film, and volatilizing a solvent to obtain the heat-conducting water vapor barrier coating.
The properties of the coatings obtained in examples 1 to 7 and comparative examples 1 to 3 were measured by accelerated aging test, constant temperature and humidity test, and high and low temperature test. The accelerated aging test is carried out for 48h at the temperature of 121 ℃ and the pressure of 0.2MPa by using a PCT high-pressure accelerated aging tester of Taiwan Hongyun. Constant temperature and humidity experiment using sepec constant temperature and humidity box, 85% RH, placed 2000h. High and low temperature experiments were carried out at-40 ℃ to 80 ℃ using an espec high and low temperature alternating humidity heat test chamber, with 3h as one cycle, for a total of 200 cycles. Water Vapor Transmission Rate (WVTR) was tested using a Mocon Water vapor Transmission Rate tester PERMATRAN-W1/50, USA. The thermal conductivity was measured using a Xian Xixi electronic TC3000E thermal conductivity tester. The hydrolysis resistance test is that the water boiling is carried out for 24 hours at 95 ℃. The test results are shown in tables 1 and 2.
TABLE 1
TABLE 2
TABLE 3
As can be seen from the results in Table 1, the thermally conductive water vapor barrier coatings obtained in examples 1 to 7 have excellent water vapor barrier properties and good thermal conductivity, and the WVTR is 0.5 to 2g/m 2 Day, after various aging tests, the WVTR is reduced to 0-20%, the thermal conductivity is 0.8-1.55W/m.K, after various aging tests, the thermal conductivity is reduced to 0-10%, and the coating has excellent temperature resistance and aging resistance.
As can be seen from the results in table 2, comparative example 1 only used pure base material resin, WVTR was greatly reduced after aging test, and the thermal conductivity was slightly reduced, comparative example 2 only used lamellar boron nitride as filler to prepare the coating, and both the water vapor barrier property and the thermal conductivity were lower than those of the examples, and comparative example 3 only used spherical alumina as filler to prepare the coating, and the improvement of the water vapor barrier property of the coating was limited, and the thermal conductivity was slightly improved.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to those examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The heat-conducting water vapor barrier coating stock solution is characterized by comprising the following raw materials in percentage by mass:
2. the thermal conductive water vapor barrier coating dope of claim 1, wherein the substrate resin is any one of polyester resin, unsaturated resin, alkyd resin or polyurethane or a combination of at least two thereof; the solvent is any one or the combination of at least two of ethyl acetate, butyl acetate, tetrahydrofuran or butanone.
3. The thermally conductive water vapor barrier coating dope of claim 1, wherein the platy filler is any one or a combination of at least two of boron nitride, graphene, mxene, or graphite.
4. The thermal conductive water vapor barrier coating dope of claim 1, wherein the spherical filler is any one of alumina, aluminum nitride, silicon carbide or a combination of at least two thereof.
5. The thermal conductive water vapor barrier coating dope of claim 1, wherein the curing agent is an isocyanate type curing agent comprising any one or a combination of at least two of TDI, MDI, HDI, XDI or IPDI.
6. The thermal conductive vapor barrier coating dope of claim 1, wherein the silane coupling agent is any one of KH550, KH560, KH570, OFS-6341, KBM403, KBM4803 or KBM5803 or a combination of at least two thereof.
7. The method for preparing the heat conductive water vapor barrier coating stock solution according to any one of claims 1 to 6, characterized by comprising the steps of:
(1) Putting the sheet filler, the spherical filler and the silane coupling agent in a formula ratio into a ball mill for ball milling to obtain mixed powder;
(2) And (2) uniformly mixing the mixed powder obtained in the step (1) with a base material resin, a solvent and a curing agent to obtain the heat-conducting water vapor barrier coating stock solution.
8. A thermally conductive water vapour barrier coating, wherein the coating is obtained by applying a coating stock solution according to any one of claims 1 to 6 to a substrate and allowing the solvent to evaporate.
9. The thermally conductive water vapor barrier coating of claim 8, wherein the substrate is any one of PET, PBT, PP or PE.
10. Use of the thermally conductive water vapor barrier coating of claim 8 or 9 in the fields of solar cells, OLED protection, electronic and electronic packaging and packaging.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014133797A (en) * | 2013-01-09 | 2014-07-24 | Dic Corp | Gas barrier polyester resin composition and gas barrier film |
| CN107236378A (en) * | 2017-04-14 | 2017-10-10 | 南通强生光电科技有限公司 | Solar cell backboard coating composition and its solar cell backboard |
| CN107699114A (en) * | 2017-10-24 | 2018-02-16 | 苏州赛伍应用技术股份有限公司 | A kind of solvent-borne type barrier steam coating, coating stoste and preparation method and application |
| CN109181316A (en) * | 2018-08-31 | 2019-01-11 | 清华大学深圳研究生院 | Heat-conductive composite material and preparation method thereof |
| CN110157319A (en) * | 2019-05-16 | 2019-08-23 | 苏州赛伍应用技术股份有限公司 | A kind of coating, coating, transparent back panel and preparation method |
| CN115011125A (en) * | 2022-06-27 | 2022-09-06 | 北京科技大学广州新材料研究院 | High-thermal-conductivity antioxidant wave-absorbing silicone rubber composite material and preparation method thereof |
-
2022
- 2022-11-04 CN CN202211377757.3A patent/CN115746679B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014133797A (en) * | 2013-01-09 | 2014-07-24 | Dic Corp | Gas barrier polyester resin composition and gas barrier film |
| CN107236378A (en) * | 2017-04-14 | 2017-10-10 | 南通强生光电科技有限公司 | Solar cell backboard coating composition and its solar cell backboard |
| CN107699114A (en) * | 2017-10-24 | 2018-02-16 | 苏州赛伍应用技术股份有限公司 | A kind of solvent-borne type barrier steam coating, coating stoste and preparation method and application |
| CN109181316A (en) * | 2018-08-31 | 2019-01-11 | 清华大学深圳研究生院 | Heat-conductive composite material and preparation method thereof |
| CN110157319A (en) * | 2019-05-16 | 2019-08-23 | 苏州赛伍应用技术股份有限公司 | A kind of coating, coating, transparent back panel and preparation method |
| CN115011125A (en) * | 2022-06-27 | 2022-09-06 | 北京科技大学广州新材料研究院 | High-thermal-conductivity antioxidant wave-absorbing silicone rubber composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 赵正柏等: "具有耐水解性的水汽阻隔涂层的制备及研究", 上海涂料, vol. 57, no. 6, pages 1 - 6 * |
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