KR100406814B1 - 광여기적 친수성막과 그 제조방법 - Google Patents
광여기적 친수성막과 그 제조방법 Download PDFInfo
- Publication number
- KR100406814B1 KR100406814B1 KR10-2000-0044824A KR20000044824A KR100406814B1 KR 100406814 B1 KR100406814 B1 KR 100406814B1 KR 20000044824 A KR20000044824 A KR 20000044824A KR 100406814 B1 KR100406814 B1 KR 100406814B1
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- KR
- South Korea
- Prior art keywords
- oxide
- hydrophilic film
- photoexcited
- film
- titanium oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/04—Mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (12)
- 광여기적 친수성막에 있어서,주재료로서 산화티타늄과;상기 산화티타늄에 대한 각 산화물 비율의 합이 1 mol% 내지 10 mol%인 알루미늄산화물과 텅스텐산화물을 포함하고 있는 것을 특징으로 하는 광여기적 친수성막.
- 제1항에 있어서,상기 알루미늄산화물과 텅스텐산화물의 상호 몰비율이 1:1 내지 1:2 인 것을 특징으로 하는 광여기적 친수성막.
- 제1항에 있어서,상기 알루미늄산화물과 텅스텐산화물의 합계는 5 mol% 이하인 것을 특징으로 하는 광여기적 친수성막.
- 광여기적 친수성막 제조방법에 있어서,주재료로서 산화티타늄과 첨가물로서 알루미늄산화물 및 텅스텐산화물의 액상 전구체를 마련하는 단계와;상기 전구체들을 상기 알루미늄산화물과 상기 텅스텐산화물의 상기 산화티타늄에 대한 각각의 비율의 합이 1mol% 내지 10mol%가 되도록 혼합하여 혼합용액을 마련하는 용액혼합단계와;상기 혼합용액을 기지재료 표면에 피막형태로 도포하는 도포단계와;상기 혼합용액이 도포된 기지재료를 열처리하는 베이킹단계를 포함하는 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항에 있어서,상기 알루미늄산화물과 텅스텐산화물의 전구체는 졸(Sol) 상태의 유기 또는 무기 산화물인 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항에 있어서,상기 용매는 무수에탄올과 질산을 포함하는 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 삭제
- 제4항 또는 제5항에 있어서,상기 알루미늄산화물과 텅스텐산화물의 상호 비율이 1 : 1 내지 1 : 2 인 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항에 있어서,상기 용액혼합단계는 혼합용액을 교반하는 단계를 더 포함하는 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항에 있어서,상기 도포단계에서 혼합용액을 분사(Spraying)나 침지(Dipping) 중 어느 하나에 의해서 기지재료에 피막을 형성하는 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항 또는 제10항에 있어서,상기 도포단계에서 기지재료에 형성된 피막의 두께는 2 ㎛ 이하 인 것을 특징으로 하는 광여기적 친수성막 제조방법.
- 제4항에 있어서,상기 베이킹 단계에서 열처리 온도는 300 ℃~ 600 ℃ 인 것을 특징으로 하는 광여기적 친수성막 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0044824A KR100406814B1 (ko) | 2000-08-02 | 2000-08-02 | 광여기적 친수성막과 그 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0044824A KR100406814B1 (ko) | 2000-08-02 | 2000-08-02 | 광여기적 친수성막과 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020011511A KR20020011511A (ko) | 2002-02-09 |
KR100406814B1 true KR100406814B1 (ko) | 2003-11-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2000-0044824A Expired - Fee Related KR100406814B1 (ko) | 2000-08-02 | 2000-08-02 | 광여기적 친수성막과 그 제조방법 |
Country Status (1)
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KR (1) | KR100406814B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100715491B1 (ko) * | 2005-06-11 | 2007-05-08 | (주) 파나텍 | 광촉매성 피막 형성방법 및 이를 이용한 환경친화성 건자재제조방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10114545A (ja) * | 1996-08-22 | 1998-05-06 | Toto Ltd | 光触媒性親水性部材及びその製造方法、並びに光触媒性親水性コーティング組成物 |
KR19990024538A (ko) * | 1997-09-04 | 1999-04-06 | 명호근 | 산화티타늄 광촉매막의 제조방법 |
KR19990044617A (ko) * | 1995-09-15 | 1999-06-25 | 뮐러 르네 | 광촉매 코팅을 갖는 기판 |
-
2000
- 2000-08-02 KR KR10-2000-0044824A patent/KR100406814B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990044617A (ko) * | 1995-09-15 | 1999-06-25 | 뮐러 르네 | 광촉매 코팅을 갖는 기판 |
JPH10114545A (ja) * | 1996-08-22 | 1998-05-06 | Toto Ltd | 光触媒性親水性部材及びその製造方法、並びに光触媒性親水性コーティング組成物 |
KR19990024538A (ko) * | 1997-09-04 | 1999-04-06 | 명호근 | 산화티타늄 광촉매막의 제조방법 |
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KR20020011511A (ko) | 2002-02-09 |
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