KR100736708B1 - 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법 - Google Patents
이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법 Download PDFInfo
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- KR100736708B1 KR100736708B1 KR1020060027704A KR20060027704A KR100736708B1 KR 100736708 B1 KR100736708 B1 KR 100736708B1 KR 1020060027704 A KR1020060027704 A KR 1020060027704A KR 20060027704 A KR20060027704 A KR 20060027704A KR 100736708 B1 KR100736708 B1 KR 100736708B1
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/14—Side-members
- G02C5/143—Side-members having special ear pieces
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/12—Nose pads; Nose-engaging surfaces of bridges or rims
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/22—Hinges
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/895—Manufacture, treatment, or detection of nanostructure having step or means utilizing chemical property
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/895—Manufacture, treatment, or detection of nanostructure having step or means utilizing chemical property
- Y10S977/896—Chemical synthesis, e.g. chemical bonding or breaking
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
Description
Claims (5)
- 이류체 노즐형 액적분무기와 5중관으로 이루어진 버너를 구비하는 화염반응기를 이용하여 구형의 단일 입자들로 구성된 실리카 나노분말을 제조하는 방법에 있어서;상기 화염반응기의 이류체 노즐형 액적분무기를 통해 상기 실리카 나노분말의 평균입자 크기를 제어하도록 분산공기의 압력을 1.0 ~ 5.0kgf/cm2의 범위로 변화시키면서 액상의 실리콘화합물인 실리콘알콕사이드를 액적으로 분사하되, 상기 화염반응기의 이류체 노즐형 액적분무기의 분사 전에 상기 실리콘알콕사이드의 농도를 변화시키는 수단으로 에탄올 또는 메탄올에 희석하여 전처리하고, 공급량을 전체가스 유량중 2.1×10-4~ 8.7×10-4mol/ℓ의 범위로 변화시키면서 구형의 단일 입자들로 구성된 상기 실리카 나노분말의 평균입자 크기를 제어하는 액적 분사 단계와;상기 화염반응기의 버너에 불활성가스, 수소, 산소 및 공기를 동시에 유입시켜 화염을 생성시키는 화염 생성 단계와;상기 액상의 실리콘화합물이 상기 버너의 화염을 통과하면서 평균입자크기 18~68nm의 범위를 가지며 구형의 단일 입자들로 구성된 실리카 나노분말을 생성하는 나노분말 생성 단계; 및생성된 나노분말을 입자 포집부를 통해 포집하여 나노분말을 회수하는 회수단계로 이루어지는 것을 특징으로 하는 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법.
- 제 1 항 있어서,상기 버너의 5중관중 제일 내측에 위치한 제1관으로는 상기 이류체 노즐형 액적분무기가 삽입되고, 전체가스 유량중 부피분율 1 ~ 3%의 분산공기가 상기 이류체 노즐형 액적분무기에 유입되어 상기 이류체 노즐형 액적분무기로 유입되는 실리콘알콕사이드가 고압분사되어 미세액적화되고, 제2관으로는 아르곤가스가 전체가스 유량중 부피분율 7 ~ 8%로 유입되며, 제3관으로는 수소가스가 전체가스 유량중 부피분율 3 ~ 13%로 유입되고, 제4관으로는 산소가스가 전체가스 유량중 부피분율 21 ~ 23%로 유입되며, 제5관으로는 공기가 전체가스 유량중 부피분율 53 ~ 62%로 유입되는 것을 특징으로 하는 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법.
- 삭제
- 제 1 항 또는 제 2 항에 있어서,상기 분산공기는,압력을 1.0 ~ 5.0kgf/cm2의 범위로 변화시키면서 구형의 단일 입자들로 구성된 상기 실리카 나노분말의 평균입자 크기를 제어하는 것을 특징으로 하는 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법.
- 삭제
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060027704A KR100736708B1 (ko) | 2006-03-28 | 2006-03-28 | 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법 |
| US11/530,831 US7534410B1 (en) | 2006-03-28 | 2006-09-11 | Method for making silica nanoparticles by flame spray pyrolysis adopting two-fluid nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060027704A KR100736708B1 (ko) | 2006-03-28 | 2006-03-28 | 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR100736708B1 true KR100736708B1 (ko) | 2007-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020060027704A Active KR100736708B1 (ko) | 2006-03-28 | 2006-03-28 | 이류체 노즐을 적용시킨 화염분무열분해법에 의한 구형의 단일 입자들로 구성된 실리카 나노분말 제조 방법 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7534410B1 (ko) |
| KR (1) | KR100736708B1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101068474B1 (ko) | 2010-01-25 | 2011-09-29 | 한국지질자원연구원 | 약물방출제어용 실리카 나노 다공체 분말의 제조방법 |
| EA019657B1 (ru) * | 2012-02-21 | 2014-05-30 | Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Сибирский Федеральный Университет" | Способ получения нанопорошка аморфного диоксида кремния |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101027071B1 (ko) * | 2008-08-28 | 2011-04-11 | 한국과학기술원 | 에멀젼 화염 분무 열분해법을 이용한 세라믹 입자의 코팅 방법 |
| WO2012000049A1 (en) * | 2010-06-30 | 2012-01-05 | Commonwealth Scientific And Industrial Research Organisation | Droplet generation system and method |
| FR2999975B1 (fr) | 2012-12-20 | 2015-02-27 | Michelin & Cie | Renfort metallique pret a l'emploi dont la surface est pourvue de nanoparticules de sulfure metallique |
| JP2015200778A (ja) * | 2014-04-08 | 2015-11-12 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
| FR3022490B1 (fr) | 2014-06-18 | 2018-05-18 | Compagnie Generale Des Etablissements Michelin | Renfort, metallique ou metallise, graphenise |
| FR3022559B1 (fr) | 2014-06-18 | 2016-07-01 | Michelin & Cie | Graphenisation de surface d'un renfort metallique ou metallise par pyrolyse par projection de flamme |
| FR3022491B1 (fr) | 2014-06-18 | 2016-07-01 | Michelin & Cie | Bandage comportant un renfort, metallique ou metallise, graphenise |
| FR3105788B1 (fr) | 2019-12-27 | 2024-07-12 | Oreal | Procede de preparation de particules enrobees d’oxyde de silicium par pyrolyse par projection de flamme |
| FR3105789B1 (fr) | 2019-12-27 | 2024-01-12 | Oreal | Particules d’oxyde de metal enrobees d’oxyde de terre rare et son procede de preparation par pyrolyse par projection de flamme |
| FR3105787B1 (fr) | 2019-12-27 | 2022-03-25 | Oreal | Procede de preparation de particules d’oxyde de zinc enrobees par pyrolyse par projection de flamme |
| FR3116434B1 (fr) | 2020-11-24 | 2022-12-02 | Oreal | Utilisation d’un oxyde métallique particulier pour la photoconversion de composés organiques sur les matières kératiniques |
| FR3130563B1 (fr) | 2021-12-21 | 2024-11-22 | Oreal | Particules colorantes d’oxydes et de sous-oxydes de metaux enrobees, et leur preparation par pyrolyse par projection de flamme |
| FR3130566B1 (fr) | 2021-12-21 | 2023-12-29 | Oreal | Particules d’oxydes de metaux et de phosphore enrobees, et leur preparation par pyrolyse par projection de flamme |
| FR3130789A1 (fr) | 2021-12-21 | 2023-06-23 | L'oreal | Particules de sous-oxydes de cerium enrobees et leur preparation par pyrolyse par projection de flamme |
| CN116452831B (zh) * | 2023-04-27 | 2024-06-07 | 中国长江三峡集团有限公司 | 天然气掺氢燃烧系统调整方法、装置及电子设备 |
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| KR20010087574A (ko) * | 2000-03-07 | 2001-09-21 | 곽영훈 | 기상화학 반응에 의한 나노사이즈 실리카 초미분체 제조방법 |
| KR20040076844A (ko) * | 2004-08-11 | 2004-09-03 | 한국지질자원연구원 | 화염분무열분해 반응을 이용한 실리카 나노 분말 제조 방법 |
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| US5580655A (en) * | 1995-03-03 | 1996-12-03 | Dow Corning Corporation | Silica nanoparticles |
| US6322765B1 (en) * | 1996-02-15 | 2001-11-27 | Wacker-Chemie Gmbh | Process for preparing silicon dioxide |
| US5770022A (en) * | 1997-06-05 | 1998-06-23 | Dow Corning Corporation | Method of making silica nanoparticles |
| US6386373B1 (en) * | 2000-03-10 | 2002-05-14 | Alcatel | Process for making silica powder and use of such powder in the manufacture of an optical fiber preform |
| US6698247B2 (en) * | 2001-05-04 | 2004-03-02 | Corning Incorporated | Method and feedstock for making silica by flame combustion |
-
2006
- 2006-03-28 KR KR1020060027704A patent/KR100736708B1/ko active Active
- 2006-09-11 US US11/530,831 patent/US7534410B1/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010087574A (ko) * | 2000-03-07 | 2001-09-21 | 곽영훈 | 기상화학 반응에 의한 나노사이즈 실리카 초미분체 제조방법 |
| KR20040076844A (ko) * | 2004-08-11 | 2004-09-03 | 한국지질자원연구원 | 화염분무열분해 반응을 이용한 실리카 나노 분말 제조 방법 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101068474B1 (ko) | 2010-01-25 | 2011-09-29 | 한국지질자원연구원 | 약물방출제어용 실리카 나노 다공체 분말의 제조방법 |
| EA019657B1 (ru) * | 2012-02-21 | 2014-05-30 | Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Сибирский Федеральный Университет" | Способ получения нанопорошка аморфного диоксида кремния |
Also Published As
| Publication number | Publication date |
|---|---|
| US7534410B1 (en) | 2009-05-19 |
| US20090123357A1 (en) | 2009-05-14 |
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