KR20030018155A - 에멀젼법을 이용한 상전이물질의 마이크로캡슐화 방법 - Google Patents
에멀젼법을 이용한 상전이물질의 마이크로캡슐화 방법 Download PDFInfo
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- KR20030018155A KR20030018155A KR1020010051733A KR20010051733A KR20030018155A KR 20030018155 A KR20030018155 A KR 20030018155A KR 1020010051733 A KR1020010051733 A KR 1020010051733A KR 20010051733 A KR20010051733 A KR 20010051733A KR 20030018155 A KR20030018155 A KR 20030018155A
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- 238000011105 stabilization Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229920000247 superabsorbent polymer Polymers 0.000 description 1
- 239000004583 superabsorbent polymers (SAPs) Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- QZZGJDVWLFXDLK-UHFFFAOYSA-M tetracosanoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCCC([O-])=O QZZGJDVWLFXDLK-UHFFFAOYSA-M 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Micro-Capsules (AREA)
Abstract
Description
물 질 | 결정화 온도(℃) | 용융 온도(℃) |
n-eicosane | 30.6 | 36.1 |
n-octadecane | 25.4 | 28.2 |
n-hexadecane | 16.2 | 22.5 |
성 분 | 조 성 |
n-tetradecane | 110g |
MMA(Methl methacrylate) | 30g |
Tert-butylhydroperoxide | 2.7g |
hydroxymethanesulfonic | 10.5g |
25 vol% 반응성 계면활성제 | 8g |
20 vol% 비이온성 계면활성제 | 8g |
25 vol% 음이온성 계면활성제 | 8g |
물 | 500g |
성 분 | 조 성 |
고온 상전이물질 | 110g |
25 vol% 반응성 계면활성제 | 8g |
25 vol% 반응성 계면활성제 | 8g |
25 vol% 음이온성 계면활성제 | 8g |
물 | 500g |
Claims (6)
- 상전이물질(PCM)로 이루어진 잠열 축열재를 제조함에 있어서,i) 물이 함유된 교반조(1)에 25vol%의 반응성 계면활성제 4 내지 중량%, 20vol%의 비이온성 계면활성제 4 내지 15중량% 및 25vol%의 음이온성 계면활성제 4 내지 30중량%를 첨가하는 단계;ii) PCM 저장탱크(6)의 용융된 PCM을 일정유량으로 페리스텔틱 펌프(7)를 사용하여 교반조(1)에 첨가한 후 호모지나이져를 이용해 20∼40분간 5,000∼10,0000rpm으로 교반하는 단계;iii) 상기 PCM을 코팅하여 마이크로캡슐화하는 단계;iv) 상기 마이크로캡슐화된 PCM을 고액분리기로 분리하는 단계로 이루어진 것을 특징으로 하는 잠열 축열재의 제조방법.
- 제 1항에 있어서, 단계 ii)의 교반이 종료된 후 항온조(2)를 냉각하여 교반조(1)의 온도를 하강시켜 PCM 미세입자를 각 PCM 용융점 10℃이하로 고화시키는 단계로 이루진 것을 특징으로 하는 잠열 축열재의 제조방법.
- 제1항에 있어서, 상기 마이크로캡슐화 단계가 a) 교반조(1)를 100∼500rpm의 속도로 연속 교반시키며 그 교반조(1)에 환원제 1∼3중량% 첨가한 후, b) 모노머 탱크(4)에 채워져 있는 모노머를 페리스탤틱 펌프(7)를 이용하여 3∼10중량%를 2내지 5g/min으로 주입하고, c) 산화개시제 0.2∼4중량%를 0.3 내지 0.9g/min의 속도로 첨가한 후 단계적인 온도 상승에 따라 2∼4시간 동안 100∼500rpm으로 교반하는 것을 특징으로 하는 잠열 축열재의 제조방법.
- 제 1항에 있어서, 상기 마이크로캡슐화 단계가 a) PCM 저장조(13)에 PCM 미세입자를 일정량 충진시키고 스프레이 이중노즐(18)을 연결하는 단계; b) 상기 PCM 미세입자의 충진을 완료한 후 필터 하우징(10)에 필터를 고정시키고 공기압축기(15)로부터 배출되는 압축공기를 하부입구(14)에 공급하는 단계; c) 변속디스크(17)를 회전시키면서 코팅액 용기(16)에 채워져 있는 코팅액을 펌프(19)를 이용하여 공급함으로써 PCM 미세입자를 코팅하는 단계로 이루어진 것을 특징으로 하는 잠열 축열재의 제조방법.
- 제 1항에 있어서, PCM이 무기염 수화물 또는 유기물인 것을 특징으로 하는 잠열 축열재의 제조방법.
- 제 1항 내지 제 5항에 따른 방법으로 제조한 것을 특징으로 하는 잠열 축열재.
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2006009406A1 (en) * | 2004-07-21 | 2006-01-26 | Enet Co., Ltd | Preparation of microcapsule using phase change material |
KR20140114599A (ko) | 2013-03-19 | 2014-09-29 | 연세대학교 산학협력단 | 점착력과 열저장 능력을 갖는 복합 캡슐 및 그 제조방법 |
CN105038714A (zh) * | 2015-07-27 | 2015-11-11 | 陕西科技大学 | 一种采用无皂乳液聚合法制备相变微胶囊的方法 |
CN105805819A (zh) * | 2016-05-10 | 2016-07-27 | 厦门大学嘉庚学院 | 基于相变材料的新型太阳能地暖 |
KR101666401B1 (ko) | 2015-09-25 | 2016-10-14 | 한국과학기술연구원 | 이중 코팅된 열에너지 저장 캡슐 및 이의 제조방법 |
KR20180057440A (ko) | 2016-11-22 | 2018-05-30 | 전남대학교산학협력단 | 축열 마이크로캡슐 및 그의 제조방법 |
CN110961054A (zh) * | 2019-11-27 | 2020-04-07 | 华南理工大学 | 一种用于高电压环境复合相变微胶囊型流体及制备与应用 |
KR20200093898A (ko) | 2019-01-29 | 2020-08-06 | 한국신발피혁연구원 | 다공체를 이용한 상전이물질 복합체 제조방법 |
KR20200094300A (ko) | 2019-01-30 | 2020-08-07 | 한국신발피혁연구원 | 다공체를 이용한 상전이물질 복합체 |
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KR100715455B1 (ko) | 2005-12-28 | 2007-05-09 | (주)선한엠엔티 | 유기 및 무기 이중 코팅층을 갖는 마이크로캡슐 형태의잠열축열재 및 그 제조방법 |
KR101180787B1 (ko) | 2011-02-17 | 2012-09-10 | 현대자동차주식회사 | 온습도 자동조절 나노섬유의 제조방법 |
Family Cites Families (5)
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JPH0640952B2 (ja) * | 1985-11-29 | 1994-06-01 | エヌオーケー株式会社 | 蓄熱材封入マイクロカプセルの製造法 |
JPH07126614A (ja) * | 1993-11-05 | 1995-05-16 | Sekisui Plastics Co Ltd | 潜熱型蓄熱材料 |
JPH10251628A (ja) * | 1997-03-14 | 1998-09-22 | Mitsubishi Paper Mills Ltd | 蓄熱材マイクロカプセル分散液 |
KR100272616B1 (ko) * | 1998-07-30 | 2000-11-15 | 손재익 | 계면중합법에 의한 마이크로캡슐의 제조방법 |
KR100337025B1 (ko) * | 1999-11-04 | 2002-05-17 | 손재익 | 마이크로캡슐형 잠열미립자 슬러리의 제조방법 |
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