KR101565477B1 - 산화티타늄 유도체 제조방법 - Google Patents
산화티타늄 유도체 제조방법 Download PDFInfo
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- KR101565477B1 KR101565477B1 KR1020150045506A KR20150045506A KR101565477B1 KR 101565477 B1 KR101565477 B1 KR 101565477B1 KR 1020150045506 A KR1020150045506 A KR 1020150045506A KR 20150045506 A KR20150045506 A KR 20150045506A KR 101565477 B1 KR101565477 B1 KR 101565477B1
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- hydrolysis
- titanium oxide
- atmospheric pressure
- titanium dioxide
- oxide derivative
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- 238000000034 method Methods 0.000 title claims abstract description 56
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 title claims abstract description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000002105 nanoparticle Substances 0.000 claims abstract description 70
- 230000007062 hydrolysis Effects 0.000 claims abstract description 60
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 60
- 239000013078 crystal Substances 0.000 claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 claims abstract description 23
- 229910000349 titanium oxysulfate Inorganic materials 0.000 claims abstract description 22
- 238000001354 calcination Methods 0.000 claims abstract description 20
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 claims abstract description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 215
- 239000004408 titanium dioxide Substances 0.000 claims description 80
- 239000002245 particle Substances 0.000 claims description 50
- 238000002441 X-ray diffraction Methods 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 5
- 238000004220 aggregation Methods 0.000 claims description 2
- 230000002776 aggregation Effects 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 24
- 238000011282 treatment Methods 0.000 abstract description 7
- 239000011230 binding agent Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 150000004677 hydrates Chemical class 0.000 abstract 1
- 150000003608 titanium Chemical class 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 27
- 229910010413 TiO 2 Inorganic materials 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000008187 granular material Substances 0.000 description 6
- 230000009257 reactivity Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000012798 spherical particle Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000003891 ferrous sulphate Nutrition 0.000 description 2
- 239000011790 ferrous sulphate Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- -1 iron ion Chemical class 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 239000002519 antifouling agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000445 field-emission scanning electron microscopy Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 1
- XBDUTCVQJHJTQZ-UHFFFAOYSA-L iron(2+) sulfate monohydrate Chemical compound O.[Fe+2].[O-]S([O-])(=O)=O XBDUTCVQJHJTQZ-UHFFFAOYSA-L 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011328 necessary treatment Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
-
- 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
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
Description
도 1g 및 도 1h는 각각 아나타제(anatase)형 이산화티타늄의 XRD 기준 패턴도 및 루틸(rutile)형 이산화티타늄의 XRD 기준 패턴도를 나타낸 그래프,
도 2a 내지 도 2f는 각각 실시예 1 내지 6에 따라 제조된 이산화티타늄 나노입자의 50,000배 배율의 SEM 사진,
도 3a 내지 도 3f는 각각 실시예 1 내지 6에 따라 제조된 이산화티타늄 나노입자의 200,000배 배율의 SEM 사진,
도 4a 내지 도 4f는 각각 실시예 7 내지 12에 따라 제조된 이산화티타늄 나노입자의 50,000배 배율의 SEM 사진,
도 5a 내지 도 5f는 각각 실시예 7 내지 12에 따라 제조된 이산화티타늄 나노입자의 200,000배 배율의 SEM 사진,
도 6a 및 도 6b는 각각 실시예 13 및 14에 따라 제조된 이산화티타늄 나노입자의 50,000배 배율의 SEM 사진,
도 7a 및 도 7b는 각각 실시예 13 및 14에 따라 제조된 이산화티타늄 나노입자의 200,000배 배율의 SEM 사진.
Claims (12)
- 일메나이트(ilmenite)를 황산으로 용해시켜 생성된 황산티타닐(TiOSO4) 용액을 가수분해 및, 건조 또는 하소(calcination)하여 산화티타늄 유도체를 제조하는 황산법을 이용한 산화티타늄 유도체 제조방법에 있어서,
상기 가수분해는 외부 대기압 대비 가압 단계를 포함하되,
상기 가압 단계 전에 상기 외부 대기압 하에서 70~120℃ 온도 조건으로 10분~4시간 동안 가수분해를 수행하거나, 상기 가압 단계 후에 상기 외부 대기압 하에서 70~120℃ 온도 조건으로 10분~4시간 동안 가수분해를 수행하는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항에 있어서,
상기 가압 단계는 상기 외부 대기압 기준으로 1.05~2배 기압으로 수행되는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항에 있어서,
상기 가압 단계는 70~120℃ 온도에서 수행되는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항에 있어서,
상기 가압 단계는 10분~4시간 동안 수행되는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 삭제
- 제1항에 있어서,
상기 가압 단계 전에 상기 외부 대기압 하에서 가수분해를 수행할 경우, 상기 가압 단계 및 상기 외부 대기압 하에서의 가수분해를 반복하되 전체 가수분해를 1~6시간 동안 수행하는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 삭제
- 제1항에 있어서,
상기 가압 단계 후에 상기 외부 대기압 하에서 가수분해를 수행할 경우, 상기 외부 대기압 하에서의 가수분해 및 상기 가압 단계를 반복하되 전체 가수분해를 1~6시간 동안 수행하는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항에 있어서,
상기 건조 또는 하소는 200~500℃에서 10분~3시간 동안 수행되는 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항 내지 제4항, 제6항, 제8항 및 제9항 중 어느 한 항에 있어서,
상기 산화티타늄 유도체는 티타늄 산화물, 산화티타늄염, 메타티탄산, 티타늄 산화물의 수화물 및 이산화티타늄으로 이루어진 군에서 선택되는 1종 이상인 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항 내지 제4항, 제6항, 제8항 및 제9항 중 어느 한 항에 있어서,
상기 산화티타늄 유도체는 나노입자로 형성되고, 상기 나노입자의 크기가 X-선 회절분석기(XRD) 분석을 통한 단일결정의 입경 기준으로 1~25nm인 것을 특징으로 하는 산화티타늄 유도체 제조방법. - 제1항 내지 제4항, 제6항, 제8항 및 제9항 중 어느 한 항에 있어서,
상기 건조 또는 하소 후의 산화티타늄 유도체의 나노입자들과 나노입자들이 응집하여 형성된 결합체들의 단위 무게 당 평균 전표면적은 70~200㎡/g인 것을 특징으로 하는 산화티타늄 유도체 제조방법.
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CN201580078315.0A CN107531506B (zh) | 2015-03-31 | 2015-04-02 | 用于制备氧化钛衍生物的方法 |
PCT/KR2015/003280 WO2016159412A1 (ko) | 2015-03-31 | 2015-04-02 | 산화티타늄 유도체 제조방법 |
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US20080124262A1 (en) | 2005-04-07 | 2008-05-29 | Eric Girvan Roche | Titanium Precipitation Process |
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JPH05163022A (ja) * | 1991-12-11 | 1993-06-29 | Ishihara Sangyo Kaisha Ltd | 球状アナタース型二酸化チタンおよびその製造方法 |
JPH08333117A (ja) * | 1995-06-06 | 1996-12-17 | Mitsubishi Materials Corp | 多孔質球状酸化チタン粒子の製造方法 |
AP2007004204A0 (en) * | 2005-04-07 | 2007-10-31 | Bhp Billiton Innovation Pty | Titanium intermediate processing |
CN102050488A (zh) * | 2011-01-10 | 2011-05-11 | 攀钢集团重庆钛业有限公司 | 一种水解工艺 |
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