KR101008216B1 - 용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법 - Google Patents
용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법 Download PDFInfo
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- KR101008216B1 KR101008216B1 KR1020080134880A KR20080134880A KR101008216B1 KR 101008216 B1 KR101008216 B1 KR 101008216B1 KR 1020080134880 A KR1020080134880 A KR 1020080134880A KR 20080134880 A KR20080134880 A KR 20080134880A KR 101008216 B1 KR101008216 B1 KR 101008216B1
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- carbon nanotube
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- carbon nanotubes
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 239000004417 polycarbonate Substances 0.000 title claims abstract description 55
- 229920000515 polycarbonate Polymers 0.000 title claims abstract description 55
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 43
- 150000001875 compounds Chemical class 0.000 title claims abstract description 41
- 238000001556 precipitation Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 53
- 238000004090 dissolution Methods 0.000 title claims description 16
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 55
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 55
- 239000000243 solution Substances 0.000 claims abstract description 38
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
- 239000002244 precipitate Substances 0.000 claims abstract description 16
- 239000007864 aqueous solution Substances 0.000 claims abstract description 11
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 45
- 239000002253 acid Substances 0.000 claims description 10
- 239000012153 distilled water Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 8
- 238000010306 acid treatment Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 4
- 239000002861 polymer material Substances 0.000 abstract description 18
- 239000006185 dispersion Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 238000005191 phase separation Methods 0.000 abstract description 4
- 239000002904 solvent Substances 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 description 15
- 229920000642 polymer Polymers 0.000 description 6
- 239000004594 Masterbatch (MB) Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 239000002048 multi walled nanotube Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000003929 acidic solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000011231 conductive filler Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- -1 carbon nanotube compound Chemical class 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002109 single walled nanotube Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/14—Powdering or granulating by precipitation from solutions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/28—Treatment by wave energy or particle radiation
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
샘플명(CNT, wt.%) | 0.75 | 1.0 | 1.5 | 2.0 |
표면저항치(Ω/sq) | 8.7x10E6 | 7.2x10E5 | 2.8x10E5 | 7.6x10E4 |
Claims (12)
- 탄소나노튜브-폴리카보네이트 용액을 제공하는 단계;아세톤 수용액을 제공하는 단계;상기 탄소나노튜브-폴리카보네이트 용액에 상기 아세톤 수용액을 첨가하여 침전물을 생성하는 단계;생성된 상기 침전물을 분리하는 단계를 포함하고,상기 탄소나노튜브-폴리카보네이트 용액을 제공하는 단계는,탄소나노튜브를 산 처리하는 단계;산 처리된 상기 탄소나노튜브를 염화 메틸렌 용액에 용해시키는 단계;상기 탄소 나노튜브가 용해된 염화 메틸렌 용액에 폴리카보네이트를 용해시키는 단계를 포함하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 삭제
- 제1항에 있어서,상기 산 처리하는 단계는,상기 탄소나노튜브를 산 용액에 투입하는 단계 및상기 산 용액에 초음파를 인가하는 단계를 포함하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제3항에 있어서,상기 초음파는 30분 이상 상기 산 용액에 인가되는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,산 처리된 상기 탄소나노튜브는 증류수로 중화되는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,산 처리된 상기 탄소나노튜브를 염화 메틸렌 용액에 용해시키는 단계는,초음파를 인가하는 단계를 더 포함하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제6항에 있어서,상기 탄소 나노튜브가 용해된 염화 메틸렌 용액에 인가되는 초음파의 세기는 300 ~ 700W인 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,상기 탄소 나노튜브가 용해된 염화 메틸렌 용액에 폴리카보네이트를 용해시키는 단계는 폴리카보에이트가 용해된 용액의 점도를 측정함으로써 용해의 완료시점을 판단하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,상기 아세톤 수용액은 증류수:아세톤의 비율이 1.2:0.8인 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,상기 탄소나노튜브-폴리카보네이트 용액에 상기 아세톤 수용액을 첨가하여 침전물을 생성하는 단계는,증류수를 추가하면서 교반하는 단계를 더 포함하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제1항에 있어서,상기 침전물을 분리하는 단계는 상기 침전물을 건조하는 단계를 더 포함하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
- 제11항에 있어서,상기 침전물을 건조하는 단계는 60℃ 이상의 온도에서 24시간 건조하는 것을 특징으로 하는용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법.
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KR1020080134880A KR101008216B1 (ko) | 2008-12-26 | 2008-12-26 | 용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법 |
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KR1020080134880A KR101008216B1 (ko) | 2008-12-26 | 2008-12-26 | 용해침전법에 의한 탄소나노튜브-폴리카보네이트 컴파운드 제조 방법 |
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KR20100076742A KR20100076742A (ko) | 2010-07-06 |
KR101008216B1 true KR101008216B1 (ko) | 2011-01-17 |
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KR102802032B1 (ko) * | 2020-10-26 | 2025-04-28 | 주식회사 엘지화학 | 폴리(부틸렌 아디페이트-co-테레프탈레이트)-탄소나노튜브 복합체의 제조 방법 |
Citations (1)
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WO2008082426A1 (en) * | 2006-02-13 | 2008-07-10 | The Board Of Regents Of The University Of Oklahoma | Methods of making polymer composites containing single- walled carbon nanotubes |
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WO2008082426A1 (en) * | 2006-02-13 | 2008-07-10 | The Board Of Regents Of The University Of Oklahoma | Methods of making polymer composites containing single- walled carbon nanotubes |
Non-Patent Citations (1)
Title |
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Colloids and Surfaces A: Physicochemical and Engineering Aspects, Volumes 313-314, 1 February 2008, Pages 242-245 |
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