KR102019006B1 - 몰드성형용 유동성 해비 그레인 탄소소재 및 그 제조방법 - Google Patents
몰드성형용 유동성 해비 그레인 탄소소재 및 그 제조방법 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 239000003575 carbonaceous material Substances 0.000 title claims abstract description 42
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000002156 mixing Methods 0.000 claims abstract description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229920005989 resin Polymers 0.000 claims abstract description 26
- 239000011347 resin Substances 0.000 claims abstract description 26
- 239000002002 slurry Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 22
- 238000000465 moulding Methods 0.000 claims abstract description 21
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011230 binding agent Substances 0.000 claims abstract description 9
- 239000004312 hexamethylene tetramine Substances 0.000 claims abstract description 8
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims abstract description 8
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 7
- 230000009969 flowable effect Effects 0.000 claims abstract description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 239000005011 phenolic resin Substances 0.000 claims abstract description 4
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 4
- 239000007790 solid phase Substances 0.000 claims abstract 2
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000001694 spray drying Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 abstract description 16
- 239000004848 polyfunctional curative Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 239000011162 core material Substances 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
- C04B35/522—Graphite
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
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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
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
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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
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
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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
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
- C08L95/005—Aqueous compositions, e.g. emulsions
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
- C04B2235/6021—Extrusion moulding
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
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Abstract
Description
도 2는 본 발명의 바람직한 실시 예를 나타내는 혼합공정도
도 3은 본 발명의 바람직한 실시 예를 나타내는 공정도
도 4는 본 발명의 탄소소재로 형성된 시편을 나타내는 도면
도 5는 본 발명의 탄소소재의 강도에 대한 시험성적서
도 6은은 본 발명의 탄소소재의 밀도에 대한 시험성적서
도 7은 본 발명의 탄소소재의 쇼아경도에 대한 시험성적서
Claims (4)
- 흑연분말을 혼합한 슬러리 제조-건조-압축-압출-제환공정으로 이루어지는 탄소소재 제조방법으로써, 혼합기에 흑연분말 100중량% 기준 열경화성수지인 레진(Phenolic resin) 3중량%, 결합제로써 점성의 액상피치 10중량%와 고상핏치 10중량%, 수지경화제인 헥사메틸렌테트라민 2중량%, 메칠알코올 20중량%를 각각 첨가하여 슬러리(Slurry) 형태로 제조한 후, 건조기에 투입하여 메칠알코올을 휘발시키고 습도 일부를 잔여시켜 슬러리(Slurry)를 형성하는 습식혼합단계; 상기 습식혼합단계에서 건조기를 거친 슬러리(Slurry)를 익스트루드(Ectrude)에 세차례 투입하되, 순차적으로 스크류온도, 압력, 토출구의 조건을 달리하여 소재의 밀도를 증가시킨 후, 스프레이 드라이 공정으로 탄소소재를 제조하는 탄소소재 제조단계; 를 포함하고,
상기 습식혼합단계는, 혼합 시 무게, 비중에 의해 소재가 편중되는 것을 방지하기위해 공전과 자전이 동시에 이루어지는 혼합기를 사용하되, 혼합조건은 속도 80rpm, 혼합시간 4시간으로 설정하여 레진, 헥사메틸렌테트라민 및 메칠알코올이 혼합된 슬러리(Slurry)형태로 제조한 후, 건조기에 투입하여 온도 60℃ ,건조시간 30분으로 혼합된 메칠알코올을 휘발시키되, 압출하기 위한 습도를 16%~18%±2%잔여 시키고,
상기 탄소소재 제조단계는, 상기 익스트루드(Ectrude)에 일차적으로 소재를 투입 시, 상기 스크류의 온도를 40℃, 속도 20rpm, 압력1bar로 설정하여 직경 10cm의 토출구로 가압 취출하고, 이차적으로 가압 취출한 소재를 다시 익스트루드(Ectrude)에 주입한 후 혼합스크류의 온도를 60℃, 속도 40rpm, 압력 2bar로 직경 5cm의 출구로 취출하며, 삼차적으로 취출소재를 다시 익스트루드(Ectrude)에 주입한 후 혼합스크루의 온도를 80℃, 속도 80rpm, 압력 3bar로 설정하여 1cm의 토출구로 취출하는 것을 특징으로 하는 몰드성형용 유동성 해비 그레인 탄소소재 제조방법.
- 삭제
- 삭제
- 제 1항의 제조방법으로 제조되고, 겉보기 밀도가 1.82~g/㎠~1.84g/㎠인 것을 특징으로 하는 몰드성형용 유동성 해비 그레인 탄소소재.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020190010537A KR102019006B1 (ko) | 2019-01-28 | 2019-01-28 | 몰드성형용 유동성 해비 그레인 탄소소재 및 그 제조방법 |
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| KR1020190010537A KR102019006B1 (ko) | 2019-01-28 | 2019-01-28 | 몰드성형용 유동성 해비 그레인 탄소소재 및 그 제조방법 |
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| KR102019006B1 true KR102019006B1 (ko) | 2019-09-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978177A (en) * | 1973-09-26 | 1976-08-31 | Hobeg Hochtemperaturreaktor-Brennelement Gmbh | Process for the production of graphite molding powder |
| JPH01103910A (ja) * | 1987-10-14 | 1989-04-21 | Mitsubishi Petrochem Co Ltd | 炭素系粉体の造粒方法 |
| KR100973086B1 (ko) | 2006-11-30 | 2010-07-29 | 한국세라믹기술원 | 등방성 탄소재 및 그의 제조방법 |
| JP6007915B2 (ja) * | 2011-10-17 | 2016-10-19 | 宇部興産株式会社 | 非水電解液及びそれを用いた蓄電デバイス |
-
2019
- 2019-01-28 KR KR1020190010537A patent/KR102019006B1/ko active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978177A (en) * | 1973-09-26 | 1976-08-31 | Hobeg Hochtemperaturreaktor-Brennelement Gmbh | Process for the production of graphite molding powder |
| JPH01103910A (ja) * | 1987-10-14 | 1989-04-21 | Mitsubishi Petrochem Co Ltd | 炭素系粉体の造粒方法 |
| KR100973086B1 (ko) | 2006-11-30 | 2010-07-29 | 한국세라믹기술원 | 등방성 탄소재 및 그의 제조방법 |
| JP6007915B2 (ja) * | 2011-10-17 | 2016-10-19 | 宇部興産株式会社 | 非水電解液及びそれを用いた蓄電デバイス |
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