CN104557138A - Preparation method of silanized graphene heat-conducting coating - Google Patents
Preparation method of silanized graphene heat-conducting coating Download PDFInfo
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- CN104557138A CN104557138A CN201410341660.6A CN201410341660A CN104557138A CN 104557138 A CN104557138 A CN 104557138A CN 201410341660 A CN201410341660 A CN 201410341660A CN 104557138 A CN104557138 A CN 104557138A
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Abstract
The invention relates to a preparation method of a silanized graphene heat-conducting coating, which aims to improve the firm chemical-bond binding force between the graphene coating and the ceramic, metal, glass and any other substrate and enhance the heat conductivity of the substrate material. The technical scheme is as follows: the method comprises the following steps: carrying out activating treatment on carboxyl group on graphene oxide, reacting the activated carboxyl group with amino group on silane to form an amido bond, applying a silanized graphene oxide solution onto a substrate surface by using a spraying mode instead of an immersion mode, and finally, firing at high temperature until the group on the silane is bonded with the substrate by the chemical bond, thereby effectively improving the adsorptive power between the graphene and substrate and further enhancing the heat conductivity of the substrate material by the aid of the high heat conductivity of the graphene. The silanized graphene heat-conducting coating can be applied to electric heating porcelain cups, electric heating kettles, endotherm knives and the like.
Description
Technical field
The present invention relates to a kind of preparation method of silanization Graphene heat conducting coating, be specifically related to the preparation of silanization Graphene, and it is improved the bonding force with substrate through spraying, high temperature sintering, and then improve the thermal conductivity of substrate.
Background technology
Graphene, since being it is found that, became a newcomer in carbon family (soccerballene of zero dimension, one dimension carbon nanotube, two-dimensional graphene and three-dimensional graphite) from 2004.Because the two-dirnentional structure of its uniqueness, make it have the superiority such as quality is light, thermal conductivity good, the transparency is high, electroconductibility is high, the fields such as the energy, environment, sensing and biology can be widely used in.The electroconductibility of Graphene, high-specific surface area became the focus of people's research in recent years, and relatively less about the high thermal conductivity research of Graphene.
The thermal conductivity of Graphene is up to 5300 W/mK, higher than carbon nanotube and diamond, than general glass, pottery, Thermal Conductivity by Using is high, if Graphene is coated in the surfaces such as glass, pottery, metal can improve its thermal conductivity to a great extent, use field and the performance of material better can be expanded.But the subsidiary any group of graphenic surface, be difficult to and glass, pottery, metal well echos, than being easier to come off and to preparation condition requirement harshness, being difficult to promote on a large scale.For improving the adsorptive power of Graphene and substrate, publication number is that the Chinese invention patent application of CN 103628050A discloses a kind of method preparing graphene/silicon alkane laminated film in metallic surface, the method makes one end functional group of silane coupling agent be connected by chemical bond with the metallic surface processed by molecular self-assembling method, the other end functional group scion grafting graphene oxide of coupling agent, again graphene oxide is reduced, the anticorrosive film of two-layer compound can be obtained, the method improves the bonding strength of Graphene and metal effectively, and the resistance to corrosion of metal also strengthens greatly.But when utilizing graphene oxide to be directly connected with coupling agent in this technical scheme, its chemical bond connects insecure; And need to metallic surface through polishing, oil removing, flushing, surface hydroxylation, the treatment process such as to dry up, and the metallic surface after process is only directly immersed in post-drying in graphene/silicon alkane coupling agent treatment liquid, cause the connection of metallic surface and silane coupling agent insecure, affect the overall bonding strength of Graphene and metallic surface.
Summary of the invention
For above-mentioned prior art, the technical problem to be solved in the present invention is to provide a kind of simple method makes Graphene firmly be connected with chemical bond with substrate, the bonding strength of both enhancings, and the heat conducting coating that can improve base material thermal conductivity.
For solving the problems of the technologies described above, the invention provides a kind of silanization Graphene heat conducting coating to improve the bonding force of Graphene and substrate.First activation treatment is carried out to carboxyl on graphene oxide, on carboxyl after activation and silane, amino reaction forms amido linkage, utilize spraying method that silanization graphene oxide solution is coated in substrate surface afterwards, finally by its at high temperature calcination, group on silane is connected with chemical bond with substrate, effectively improve the adsorptive power between Graphene and substrate, the thermal conductivity of the thermal conductivity high by Graphene and then raising adherance bottom material.
Concrete technical scheme of the present invention comprises the following steps:
(1) preparation of graphene oxide
Take graphite as raw material, by improvement Hummers legal system for graphene oxide, and freeze-drying graphene oxide;
(2) silanization of graphene oxide
Getting a certain amount of dimethylformamide (DMF) is placed in the molecular sieve activated; Be dissolved in by a certain amount of graphene oxide (GO) in anhydrous dimethyl base acid amides (DMF), the concentration that graphite oxide is dissolved in DMF is 3 ~ 20 mg/ml, and the ultrasonic GO of making is dispersed in DMF solution; The activator of 20 wt% ~ 170 wt% relative to graphene oxide consumption is added again in solution, 6 ~ 12 h are reacted under 70 ~ 110 DEG C of low temperature, make the aerobic group activation on graphene sheet layer, add silane coupling agent reaction 24 ~ 36 h relative to graphene oxide consumption 20 wt% ~ 60 wt% afterwards, make the activation aerobic radical reaction on itself and graphene sheet layer form chemical bond; Again solution is poured in ethanol and leave standstill, with deionized water centrifuge washing product; Finally being spin-dried for product with revolving steaming instrument, obtaining silanization graphene oxide.
(3) silanization Graphene heat conducting coating
Silanization graphene oxide in above-mentioned (2) is dissolved in organic solvent, configuration concentration is 1 ~ 10 mg/ml, by the soln using spray gun spraying for preparing in substrate, at 100 DEG C ~ 500 DEG C, drying 3 ~ 7h is carried out by having sprayed substrate sample, again dried substrate is carried out high temperature sintering 1 ~ 10h at 600 DEG C ~ 1200 DEG C, silanization Graphene heat conducting coating can be obtained.
As a further improvement on the present invention, activator in above-mentioned is that in dicyclohexylcarbodiimide, 1-(3-dimethylamino-propyl)-3-ethyl-carbodiimide hydrochloride, sulfur oxychloride, any one or two kinds are with the mixtures of arbitrary proportion preparation, and the consumption of activator is 20 wt% ~ 170 wt% of graphite oxide consumption.
As a further improvement on the present invention, silane coupling agent in above-mentioned is the silane of band amido, comprise γ-aminopropyl triethoxysilane, N-(β-aminoethyl)-γ-aminopropyl trimethoxysilane, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane, N-(β-aminoethyl)-γ-aminopropyl triethoxysilane, N-(β-aminoethyl)-γ-aminopropyltriethoxy diethoxy silane, aminoethylaminopropyl Trimethoxy silane, in polyamino alkyltrialkoxysilaneand any one or multiple with the mixture of arbitrary proportion proportioning, the carboxyl reaction activated due to the amino in silane and graphene oxide becomes amido linkage, makes the two firmly connect with chemical bond, bonding force between both enhancings.
As a further improvement on the present invention, the organic solvent in above-mentioned comprises one or both in methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, dimethyl formamide (DMF), N-methyl-2-pyrrolidone (NMP), dimethyl sulfoxide (DMSO) (DMSO) with mixtures of arbitrary proportion preparation.
As a further improvement on the present invention, substrate prioritizing selection metal in above-mentioned, pottery, glass, wherein the material of metal base can be any one in iron, silver, copper, aluminium, magnesium, nickel, gold, platinum, cobalt, and substrate also can be alloy, stainless steel, plastics in addition.
As a further improvement on the present invention, before above-mentioned substrate sprayed silicon alkanisation graphene oxide solution, substrate is 60 DEG C ~ 200 DEG C in temperature and carries out thermal pretreatment or sandblasting is carried out to substrate surface.
As a further improvement on the present invention, the condition of above-mentioned high temperature sintering is carried out under pure inert gas atmosphere, as nitrogen, argon gas, neon.
Beneficial effect of the present invention: the carboxyl reaction on the amido of silane and activation Graphene is formed amido linkage, utilize spraying method that silanization graphene oxide solution is attached to pottery, glass, metals etc. on the surface, in substrate, silanization Graphene coating is formed by high temperature sintering mode, to realize between Graphene with substrate firm is connected, and in substrate, form the good Graphene coating of thermal conductivity.This silanization Graphene heat conducting coating is applied to electrically heated porcelain dish, electric heating kettle, electrical knife etc.
Accompanying drawing explanation
Fig. 1 is silanization Graphene coating preparation process schematic diagram.
Fig. 2 is that in embodiment 1,3-aminopropyl triethoxysilane functionalized graphene is sprayed on ceramic surface pictorial diagram.
Fig. 3 is that in embodiment 2, aminoethylaminopropyl Trimethoxy silane functionalized graphene is sprayed on iron basin surface pictorial diagram.
Fig. 4 is that N-in embodiment 3 (β-aminoethyl)-γ-aminopropyl triethoxysilane functionalized graphene is sprayed on glass surface pictorial diagram.
Fig. 5 is 3-aminopropyl triethoxysilane graphene oxide, graphene oxide infrared spectra comparison diagram in embodiment 1.
Fig. 6 is 3-aminopropyl triethoxysilane functionalized graphene coating microscope figure on the glass substrate in embodiment 3.
Embodiment
embodiment 1
(1) preparation of graphite oxide
4 g graphite are joined the dense H of 90 ml
2sO
4(98%) in solution, ice bath stirs 30 min, then slowly adds the KMnO of 11.8 g
4, stir 30min; Again solution is reacted 2 h in the oil bath of 30 DEG C, in solution, then slowly add 120 ml deionized waters (speed of dropping water 4 ~ 6 s/ drips) diluting soln; Again solution is heated to 90 DEG C of reaction 30min, adds 210ml deionized water diluting soln; Again solution is cooled to 60 DEG C, adds 10ml H
2o
2(30%), orange solution is obtained; Add the HCl solution of 5% of 500ml again, standing 3h pours out supernatant liquor, removing metal ion; Then use deionized water centrifuge washing, remove unnecessary acid, until solution is in neutral; Again the solution of gained is placed in temperature and is-48 DEG C, pressure, lower than freeze-drying in the Freeze Drying Equipment of 18 Pa, obtains the graphene oxide after freeze-drying (GO).
(2) preparation of 3-aminopropyl triethoxysilane graphene oxide
First, with the molecular sieve drying DMF4h through 300 DEG C of process 4h, take 300 mg GO and be dissolved in DMF solution, compound concentration is 3 mg/ml, with ultrasonic wave dispersion soln 50min, makes GO dispersed; Be inverted by solution in 500ml twoport flask, after adding 60 mg sulfur oxychlorides, solution stirs 12 h at 70 DEG C again; Then by solution warms to 120 DEG C, the SO in solution is steamed
2with HCl gas, after solution cools to 70 DEG C again, add the 3-aminopropyl triethoxysilane of 60 mg, under 110 DEG C of conditions, react 24 h; Then solution is poured in ethanol and leave standstill, with deionized water centrifuge washing product, then product is put in and revolves steaming instrument, be spin-dried in 80 DEG C, 3-aminopropyl triethoxysilane graphene oxide can be obtained.And infrared spectra comparative analysis is carried out to 3-aminopropyl triethoxysilane graphene oxide and graphene oxide, result as shown in Figure 5, as seen from the figure, 1750 cm on silanization graphene oxide
-1the carboxyl peak at place disappears, and illustrates that carboxyl take part in reaction, and 1050 cm
-1the siloxane bond characteristic peak at place is obvious, and 2901 cm
-1with 2875 cm
-1the bimodal graphene oxide being carbochain peak and all describing that silane and graphite oxide alkene reaction define silanization at place.
(3) ceramic surface spraying 3-aminopropyl triethoxysilane Graphene heat conducting coating
Be dissolved in methanol solvate by above-mentioned 3-aminopropyl triethoxysilane graphene oxide, compound concentration is 1 mg/ml solution; Secondly pottery is carried out thermal pretreatment under 100 DEG C of conditions, utilize spray gun by 3-aminopropyl triethoxysilane graphene oxide solution even application ceramic surface after preheat, and dry 5h at being placed in 500 DEG C; Dried ceramics sample is inserted in High Temperature Furnaces Heating Apparatus at 1200 DEG C and pure N
2calcination 1h is carried out under atmospheric condition, graphene oxide is reduced to Graphene, and make the 3-aminopropyl triethoxysilane the other end and ceramic surface with chemical bonds, the bonding force of both enhancings, obtain the ceramics sample of surface-coated 3-aminopropyl triethoxysilane functionalized graphene heat conducting coating, its pictorial diagram as shown in Figure 2.
Simple Experimental comparison is carried out to general ceramic bowl and the thermal conductivity of the ceramic bowl of coating 3-aminopropyl triethoxysilane Graphene coating, under normal temperature condition, the water of equal mass 200g is added respectively in 2 ceramic bowls, under equal conditions the water in ceramic bowl is heated, in heat-processed, equal laying temperature meter in ceramic bowl, to detect water boiling, seethes with excitement the time needed with water in timer record two bowls simultaneously; From experiment, the boiled time not being coated with the ceramic bowl water of silanization Graphene is slower 6 minutes than the ceramic bowl after being coated with, and infers that the thermal conductivity of 3-aminopropyl triethoxysilane functionalized graphene coating spraying ceramic bases improves 3 ~ 4 times thus.
embodiment 2
(1) preparation of graphite oxide
The preparation of graphene oxide is with embodiment 1;
(2) preparation of aminoethylaminopropyl Trimethoxy silane graphene oxide
With the molecular sieve drying dimethylformamide DMF4h through 400 DEG C of process 5h, take 20 mgGO and be dissolved in DMF solution, forming concentration is 20 mg/ml solution, with ultrasonic wave dispersion soln 50min, makes GO dispersed in solution; Again solution is inverted in 500ml twoport flask, add the dicyclohexylcarbodiimide of 34 mg, stirring reaction 10 h at 110 DEG C, add the aminoethylaminopropyl Trimethoxy silane of 12 mg again, 36 h are reacted at 180 DEG C, by reacted solution with ethanol centrifuge washing five times, obtain aminoethylaminopropyl Trimethoxy silane graphene oxide.
(3) iron basin surface spraying aminoethylaminopropyl Trimethoxy silane functionalized graphene heat conducting coating
Aminoethylaminopropyl Trimethoxy silane graphene oxide is dissolved in ethanol, and compound concentration is 10 mg/ml, and the soln using spray gun prepared is sprayed on iron basin on the surface, and the sample sprayed is carried out drying at 500 DEG C, time of drying 7h.Be 1 h by dried sample time of burning under 600 DEG C and ar gas environment, obtain the iron basin sample of surface-coated aminoethylaminopropyl Trimethoxy silane functionalized graphene heat conducting coating, its pictorial diagram as shown in Figure 3.
embodiment 3
(1) preparation of graphite oxide
The preparation of graphene oxide is with embodiment 1;
(2) preparation of N-(β-aminoethyl)-γ-aminopropyl triethoxysilane graphene oxide
First, with molecular sieve drying dimethylformamide (DMF) 4h through 300 DEG C of process 4h, take 10 mg GO and be dissolved in DMF solution, compound concentration is 10 mg/ml solution, with ultrasonic wave dispersion soln 40min; Be inverted by solution in 500ml twoport flask, after adding 10 mg sulfur oxychlorides, solution stirs 12 h at 90 DEG C again; Then by solution warms to 120 DEG C, the SO in solution is steamed
2with HCl gas, after solution cools to 90 DEG C again, add 4 mg N-(β-aminoethyl)-γ-aminopropyl triethoxysilane, under temperature is 145 DEG C of conditions, reacts 30 h; Then solution is poured in ethanol and leave standstill, with deionized water centrifuge washing product, then product is put in and revolves steaming instrument, be spin-dried in 80 DEG C, N-(β-aminoethyl)-γ-aminopropyl triethoxysilane graphene oxide can be obtained.
N-(β-aminoethyl)-γ-aminopropyl triethoxysilane graphene oxide is dissolved in n-propyl alcohol solvent, concentration is 5 mg/ml, the soln using spray gun prepared is sprayed in the substrate of glass of the ultrasonic mistake of acetone, the sample sprayed is carried out dry 5h at 300 DEG C, be 5 h by dried sample time of burning under 900 DEG C and ar gas environment, obtain the glass substrate sample of surface-coated N-(β-aminoethyl)-γ-aminopropyl triethoxysilane functionalized graphene heat conducting coating, its pictorial diagram as shown in Figure 4, and Optical microscopy is carried out to the substrate of glass of coating N-(β-aminoethyl)-γ-aminopropyl triethoxysilane functionalized graphene heat conducting coating, result as shown in Figure 6, N-(β-aminoethyl)-γ-aminopropyl triethoxysilane functionalized graphene and substrate of glass have and demarcate obviously as seen from the figure, and be connected better with substrate, the thickness of deducibility Graphene sprayed coating is about 4 ~ 6um.
Claims (10)
1. a preparation method for silanization Graphene heat conducting coating, comprises the following steps:
(1) preparation of graphene oxide
Take graphite as raw material, by improvement Hummers legal system for graphene oxide, and freeze-drying graphene oxide;
(2) silanization of graphene oxide
The graphene oxide got after a certain amount of freeze-drying is dispersed in DMF solution, adding, a small amount of activator activation GO lamella has oxygen groups, the aerobic radical reaction adding a certain amount of silane coupling agent and activation rear oxidation Graphene forms chemical bond, obtains silanization graphene oxide;
(3) silanization Graphene coating
Silanization graphene oxide in above-mentioned (2) is dissolved in organic solvent, be configured to certain density solution, by the solution spraying for preparing in substrate, substrate sample will have been sprayed dry, dried substrate at high temperature calcination, can obtain sprayed silicon alkanisation Graphene coating in substrate.
2. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: in step (2), graphite oxide is dissolved in the concentration of DMF is 3 ~ 20 mg/ml.
3. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the activator described in step (2) is the mixture of any one or two kinds in dicyclohexylcarbodiimide, 1-(3-dimethylamino-propyl)-3-ethyl-carbodiimide hydrochloride, sulfur oxychloride; Described activator level is 20 wt% ~ 170 wt% of graphite oxide consumption.
4. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the silane coupling agent described in step (2) is the silane of band amido, comprise γ-aminopropyl triethoxysilane, N-(β-aminoethyl)-γ-aminopropyl trimethoxysilane, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane, N-(β-aminoethyl)-γ-aminopropyl triethoxysilane, N-(β-aminoethyl)-γ-aminopropyltriethoxy diethoxy silane, aminoethylaminopropyl Trimethoxy silane, in polyamino alkyltrialkoxysilaneand any one or with the multiple mixture of arbitrary proportion proportioning, the consumption of described silane coupling agent is 20 wt% ~ 60 wt% of graphene oxide consumption.
5. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: in step (2), priming reaction condition is react 6 ~ 12 h at 70 ~ 110 DEG C, carries out Silanization reaction 24 ~ 36 h under 110 ~ 180 DEG C of conditions.
6. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the organic solvent described in step (3) is one or both the mixture in methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, dimethyl formamide, N-Methyl pyrrolidone, dimethyl sulfoxide (DMSO).
7. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the configuration concentration of the silanization graphene oxide described in step (3) is 1 ~ 10 mg/ml.
8., according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the substrate described in step (3) comprise in metal base, ceramic bases, substrate of glass any one.
9. silanization Graphene heat conducting coating according to claim 6, is characterized in that: described metal base material is any one in iron, silver, copper, aluminium, magnesium, nickel, gold, platinum, cobalt.
10. according to the silanization Graphene heat conducting coating described in claim 1, it is characterized in that: the described substrate drying temperature of step (3) is 100 DEG C ~ 500 DEG C, and time of drying is 3-7 h; Described calcination temperature is 600 DEG C ~ 1200 DEG C, and the time is 1 ~ 10h.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541119A (en) * | 2015-12-22 | 2016-05-04 | 华南理工大学 | Method for preparing transparent super-hydrophobic coating with sol-gel method |
| CN105713426A (en) * | 2016-04-19 | 2016-06-29 | 中山大学惠州研究院 | Method for preparing ocean anticorrosion coating |
| CN106048593A (en) * | 2016-08-16 | 2016-10-26 | 中国科学院长春应用化学研究所 | Magnesium alloy surface functional graphene coating and preparing method thereof |
| CN106813521A (en) * | 2017-03-20 | 2017-06-09 | 北京化工大学 | Graphene curved surface conducts heat exchanger |
| CN109939910A (en) * | 2018-07-29 | 2019-06-28 | 珠海市磐石电子科技有限公司 | Graphene protective layer and its forming method, compound thread fastener, compound gear |
| CN111559863A (en) * | 2020-05-12 | 2020-08-21 | 江苏华鸥玻璃有限公司 | Heat-resistant corrosion-resistant high borosilicate brown glass and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101462889A (en) * | 2009-01-16 | 2009-06-24 | 南开大学 | Graphene and carbon fiber composite material, and preparation thereof |
| CN103628050A (en) * | 2013-11-04 | 2014-03-12 | 江苏大学 | Method for preparing composite graphene/silane film on surface of metal |
| CN103738945A (en) * | 2013-11-14 | 2014-04-23 | 盐城增材科技有限公司 | Method for preparing controllable network three-dimensional graphene through chemical bond linking |
-
2014
- 2014-07-18 CN CN201410341660.6A patent/CN104557138A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101462889A (en) * | 2009-01-16 | 2009-06-24 | 南开大学 | Graphene and carbon fiber composite material, and preparation thereof |
| CN103628050A (en) * | 2013-11-04 | 2014-03-12 | 江苏大学 | Method for preparing composite graphene/silane film on surface of metal |
| CN103738945A (en) * | 2013-11-14 | 2014-04-23 | 盐城增材科技有限公司 | Method for preparing controllable network three-dimensional graphene through chemical bond linking |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541119A (en) * | 2015-12-22 | 2016-05-04 | 华南理工大学 | Method for preparing transparent super-hydrophobic coating with sol-gel method |
| CN105541119B (en) * | 2015-12-22 | 2018-04-13 | 华南理工大学 | A kind of method that sol-gal process prepares transparent hydrophobic coating |
| CN105713426A (en) * | 2016-04-19 | 2016-06-29 | 中山大学惠州研究院 | Method for preparing ocean anticorrosion coating |
| CN106048593A (en) * | 2016-08-16 | 2016-10-26 | 中国科学院长春应用化学研究所 | Magnesium alloy surface functional graphene coating and preparing method thereof |
| CN106813521A (en) * | 2017-03-20 | 2017-06-09 | 北京化工大学 | Graphene curved surface conducts heat exchanger |
| CN109939910A (en) * | 2018-07-29 | 2019-06-28 | 珠海市磐石电子科技有限公司 | Graphene protective layer and its forming method, compound thread fastener, compound gear |
| CN111559863A (en) * | 2020-05-12 | 2020-08-21 | 江苏华鸥玻璃有限公司 | Heat-resistant corrosion-resistant high borosilicate brown glass and preparation method thereof |
| CN111559863B (en) * | 2020-05-12 | 2022-04-19 | 江苏华鸥玻璃有限公司 | Heat-resistant corrosion-resistant high borosilicate brown glass and preparation method thereof |
| CN112795073A (en) * | 2021-01-29 | 2021-05-14 | 镇江远海包装有限公司 | Novel chemical corrosion prevention material for ton barrel |
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