JP2023505163A - グラフェンコーティング鋼板及びこの製造方法 - Google Patents
グラフェンコーティング鋼板及びこの製造方法 Download PDFInfo
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 343
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 343
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 130
- 239000010959 steel Substances 0.000 title claims abstract description 130
- 238000004519 manufacturing process Methods 0.000 title claims description 37
- 238000000034 method Methods 0.000 claims abstract description 66
- 239000011230 binding agent Substances 0.000 claims abstract description 53
- 239000002270 dispersing agent Substances 0.000 claims abstract description 29
- 230000001747 exhibiting effect Effects 0.000 claims abstract description 20
- 239000006185 dispersion Substances 0.000 claims description 41
- 238000010438 heat treatment Methods 0.000 claims description 30
- 239000007864 aqueous solution Substances 0.000 claims description 23
- 238000010894 electron beam technology Methods 0.000 claims description 20
- -1 amine group-modified graphene Chemical class 0.000 claims description 16
- 230000009881 electrostatic interaction Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 10
- 230000004048 modification Effects 0.000 claims description 5
- 238000012986 modification Methods 0.000 claims description 5
- 238000000576 coating method Methods 0.000 abstract description 44
- 239000011248 coating agent Substances 0.000 abstract description 37
- 230000008569 process Effects 0.000 abstract description 15
- 230000000704 physical effect Effects 0.000 abstract description 13
- 239000010410 layer Substances 0.000 description 92
- 239000011247 coating layer Substances 0.000 description 24
- 239000010408 film Substances 0.000 description 24
- 239000000243 solution Substances 0.000 description 22
- 238000000707 layer-by-layer assembly Methods 0.000 description 16
- 239000000463 material Substances 0.000 description 16
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 14
- 125000003277 amino group Chemical group 0.000 description 12
- 230000004888 barrier function Effects 0.000 description 12
- 239000000758 substrate Substances 0.000 description 12
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 10
- 239000000654 additive Substances 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000003618 dip coating Methods 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000001878 scanning electron micrograph Methods 0.000 description 6
- 230000002411 adverse Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000008199 coating composition Substances 0.000 description 4
- 239000002086 nanomaterial Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 238000001338 self-assembly Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- LMDZBCPBFSXMTL-UHFFFAOYSA-N 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide Chemical compound CCN=C=NCCCN(C)C LMDZBCPBFSXMTL-UHFFFAOYSA-N 0.000 description 3
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 238000007611 bar coating method Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N formamide Substances NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 239000000976 ink Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000002715 modification method Methods 0.000 description 2
- 239000002114 nanocomposite Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 125000005263 alkylenediamine group Chemical group 0.000 description 1
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Abstract
Description
溶融亜鉛めっき鋼板を30分間UV-ozone処理して鋼板の表面が負電荷を示すように鋼板の表面を改質した。次に、0.5mg/mlの含量で、酸化グラフェンを水に分散させた後、上記水溶液にN-エチル-N-(3-ジメチルアミノプロピル)-カルボジイミドメチオジド(EDC)、エチレンジアミン(EDA)をそれぞれ0.01~3.0mg/ml、0.05~3.0mg/mlの含量で投入し、4時間反応させてアミン基で改質された酸化グラフェン分散液を製造した。
溶融亜鉛めっき鋼板を30分間UV-ozone処理して鋼板の表面が負電荷を示すように鋼板の表面を改質した。次に、0.5mg/mlの含量で、酸化グラフェンを水に分散させた後、上記水溶液にN-エチル-N’-(3-ジメチルアミノプロピル)-カルボジイミドメチオジド(EDC)、エチレンジアミン(EDA)をそれぞれ0.01~3.0mg/ml、0.05~3.0mg/mlの含量で投入し、4時間反応させてアミン基で改質された酸化グラフェン分散液を製造した。
Claims (15)
- 負電荷を示すように鋼板を表面改質する段階と、
前記表面改質された鋼板上に正電荷を示す第1酸化グラフェン層を形成する段階と、
前記第1酸化グラフェン層上に負電荷を示す第2酸化グラフェン層を形成する段階と、
前記第1酸化グラフェン層及び前記第2酸化グラフェン層が形成された鋼板を熱処理する段階と、を含む、グラフェンコーティング鋼板の製造方法。 - 前記表面改質は、紫外線-オゾン(UV-Ozone)照射、電子ビーム(EB)照射、赤外線(IR)照射、及び近赤外線(NIR)照射のうちから選択された1種以上の方法により行われる、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記第1酸化グラフェン層を形成する段階は、アミン基で改質された酸化グラフェン分散液を用いて行われる、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記アミン基で改質された酸化グラフェン分散液は、水中で酸化グラフェン、N-エチル-N’-(3-ジメチルアミノプロピル)カルボジイミドエチオジド(EDC)及びC1~C6のアルキレンジアミンを反応させて製造される、請求項3に記載のグラフェンコーティング鋼板の製造方法。
- 前記アミン基で改質された酸化グラフェン分散液は、バインダー及び分散剤を含まない、請求項3に記載のグラフェンコーティング鋼板の製造方法。
- 前記第2酸化グラフェン層を形成する段階は、紫外線-オゾン(UV-Ozone)照射、電子ビーム(EB)照射、赤外線(IR)照射、及び近赤外線(NIR)照射のうちから選択された1種以上の方法により処理された酸化グラフェン分散液を用いて行われる、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記酸化グラフェン分散液は、バインダー及び分散剤を含まない、請求項6に記載のグラフェンコーティング鋼板の製造方法。
- 前記第1酸化グラフェン層及び前記第2酸化グラフェン層は、静電気的な相互作用によって積層される、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記第1酸化グラフェン層及び前記第2酸化グラフェン層は、アミド結合を有する、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記第1酸化グラフェン層を形成する段階及び前記第2酸化グラフェン層を形成する段階が2回以上繰り返して行われる、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記熱処理が100~400℃の温度範囲で行われる、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記第1酸化グラフェン層を形成する段階の後、pH1~6の水溶液を用いて水洗する段階をさらに含む、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 前記第2酸化グラフェン層を形成する段階の後、pH8~14の水溶液を用いて水洗する段階をさらに含む、請求項1に記載のグラフェンコーティング鋼板の製造方法。
- 請求項1~13のいずれか一項に記載の製造方法により製造されたグラフェンコーティング鋼板。
- 鋼板にコーティングされたグラフェン層の厚さが0.1μm~5.0μmである、請求項14に記載のグラフェンコーティング鋼板。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020190160826A KR102373704B1 (ko) | 2019-12-05 | 2019-12-05 | 그래핀 코팅 강판 및 이의 제조방법 |
KR10-2019-0160826 | 2019-12-05 | ||
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EP4070892A1 (en) | 2022-10-12 |
CN114746189A (zh) | 2022-07-12 |
WO2021112399A1 (ko) | 2021-06-10 |
KR102373704B1 (ko) | 2022-03-14 |
JP7320676B2 (ja) | 2023-08-03 |
EP4070892A4 (en) | 2023-06-21 |
US20230001445A1 (en) | 2023-01-05 |
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