DE69828610T2 - Verfahren zur herstellung einer lichtbeständigen aufschlämmung von titandioxidpigment - Google Patents
Verfahren zur herstellung einer lichtbeständigen aufschlämmung von titandioxidpigment Download PDFInfo
- Publication number
- DE69828610T2 DE69828610T2 DE69828610T DE69828610T DE69828610T2 DE 69828610 T2 DE69828610 T2 DE 69828610T2 DE 69828610 T DE69828610 T DE 69828610T DE 69828610 T DE69828610 T DE 69828610T DE 69828610 T2 DE69828610 T2 DE 69828610T2
- Authority
- DE
- Germany
- Prior art keywords
- tio
- pigment
- slurry
- weight
- particles
- 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.)
- Expired - Lifetime
Links
- 239000000049 pigment Substances 0.000 title claims description 129
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims description 20
- 239000004408 titanium dioxide Substances 0.000 title claims description 5
- 238000004519 manufacturing process Methods 0.000 title description 8
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 161
- 239000002002 slurry Substances 0.000 claims description 114
- 239000002245 particle Substances 0.000 claims description 52
- 239000007787 solid Substances 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000007789 gas Substances 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 31
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 29
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 27
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 27
- 238000011282 treatment Methods 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 17
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 13
- 239000002270 dispersing agent Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 claims description 10
- 238000003801 milling Methods 0.000 claims description 10
- 239000012808 vapor phase Substances 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 239000003570 air Substances 0.000 claims description 4
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 229940058020 2-amino-2-methyl-1-propanol Drugs 0.000 claims description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 239000002667 nucleating agent Substances 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 claims description 2
- 239000002585 base Substances 0.000 description 20
- -1 Aluminum compound Chemical class 0.000 description 16
- 229910052782 aluminium Inorganic materials 0.000 description 14
- 239000003973 paint Substances 0.000 description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 239000004094 surface-active agent Substances 0.000 description 12
- 238000013019 agitation Methods 0.000 description 11
- 238000007254 oxidation reaction Methods 0.000 description 10
- 239000004594 Masterbatch (MB) Substances 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 6
- 239000008199 coating composition Substances 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 229910052809 inorganic oxide Inorganic materials 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- HXKKHQJGJAFBHI-UHFFFAOYSA-N 1-aminopropan-2-ol Chemical compound CC(O)CN HXKKHQJGJAFBHI-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- AIYUHDOJVYHVIT-UHFFFAOYSA-M caesium chloride Chemical compound [Cl-].[Cs+] AIYUHDOJVYHVIT-UHFFFAOYSA-M 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000004114 Ammonium polyphosphate Substances 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- OPKOKAMJFNKNAS-UHFFFAOYSA-N N-methylethanolamine Chemical compound CNCCO OPKOKAMJFNKNAS-UHFFFAOYSA-N 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 1
- 229920001276 ammonium polyphosphate Polymers 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 229940043237 diethanolamine Drugs 0.000 description 1
- LVTYICIALWPMFW-UHFFFAOYSA-N diisopropanolamine Chemical compound CC(O)CNCC(C)O LVTYICIALWPMFW-UHFFFAOYSA-N 0.000 description 1
- 229940043276 diisopropanolamine Drugs 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 235000019828 potassium polyphosphate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000011110 re-filtration Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 235000019830 sodium polyphosphate Nutrition 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- RYCLIXPGLDDLTM-UHFFFAOYSA-J tetrapotassium;phosphonato phosphate Chemical compound [K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O RYCLIXPGLDDLTM-UHFFFAOYSA-J 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
- C09C1/3615—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C1/3623—Grinding
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D17/00—Pigment pastes, e.g. for mixing in paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
-
- 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
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
-
- 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
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
-
- 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
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US888083 | 1997-07-03 | ||
| US08/888,083 US5824146A (en) | 1997-07-03 | 1997-07-03 | Method for making a photodurable aqueous titanium dioxide pigment slurry using a high level of aluminum co-oxidant |
| PCT/US1998/013612 WO1999001518A1 (en) | 1997-07-03 | 1998-06-30 | Method for making a photodurable aqueous titanium dioxide pigment slurry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69828610D1 DE69828610D1 (de) | 2005-02-17 |
| DE69828610T2 true DE69828610T2 (de) | 2005-12-01 |
Family
ID=25392495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69828610T Expired - Lifetime DE69828610T2 (de) | 1997-07-03 | 1998-06-30 | Verfahren zur herstellung einer lichtbeständigen aufschlämmung von titandioxidpigment |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5824146A (https=) |
| EP (1) | EP0993494B1 (https=) |
| JP (1) | JP2002510351A (https=) |
| KR (1) | KR20010014359A (https=) |
| AU (1) | AU737000B2 (https=) |
| DE (1) | DE69828610T2 (https=) |
| WO (1) | WO1999001518A1 (https=) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6569920B1 (en) | 2000-08-16 | 2003-05-27 | Millennium Inorganic Chemicals, Inc. | Titanium dioxide slurries having improved stability |
| US6517629B2 (en) | 2001-02-05 | 2003-02-11 | Millennium Inorganic Chemicals, Inc. | Methods for making low volatile titanium dioxide pigments |
| JP3915554B2 (ja) * | 2001-03-14 | 2007-05-16 | セイコーエプソン株式会社 | インクジェット用白色インクおよびそれに用いる二酸化チタンスラリー |
| US6783586B2 (en) | 2001-11-01 | 2004-08-31 | E. I. Du Pont De Nemours And Company | Easy to disperse, high durability TiO2 pigment and method of making same |
| US7186770B2 (en) | 2002-02-25 | 2007-03-06 | E. I. Du Pont De Nemours And Company | Unfinished rutile titanium dioxide slurry for paints and paper coatings |
| JP2003342528A (ja) * | 2002-05-27 | 2003-12-03 | Kikusui Chemical Industries Co Ltd | スラリー原料を利用した水系塗料の製造方法 |
| US20050129634A1 (en) * | 2003-12-16 | 2005-06-16 | Frerichs Scott R. | Passivated nano-titanium dioxide particles and methods of making the same |
| US20050249659A1 (en) * | 2004-05-04 | 2005-11-10 | Flynn Harry E | Scour media for titanium dioxide production |
| US20070028806A1 (en) * | 2005-08-03 | 2007-02-08 | Piro Bonnie D | Coating compositions having improved appearance containing coated titanium dioxide pigments |
| US20070072783A1 (en) * | 2005-09-26 | 2007-03-29 | Tronox Llc | Scour medium for titanium dioxide production |
| US20080022900A1 (en) * | 2006-07-25 | 2008-01-31 | Venkata Rama Rao Goparaju | Process for manufacturing titanium dioxide pigment |
| US20080069764A1 (en) * | 2006-09-18 | 2008-03-20 | Tronox Llc | Process for making pigmentary titanium dioxide |
| US10246342B2 (en) | 2016-03-31 | 2019-04-02 | Tronox Llc | Centrifugal aluminum chloride generator |
| EP4183747A1 (en) * | 2021-11-23 | 2023-05-24 | Kronos International, Inc. | Titanium dioxide material with improved photostability |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2488439A (en) * | 1946-03-09 | 1949-11-15 | Du Pont | Production of titanium oxide pigments |
| US2559638A (en) * | 1947-07-25 | 1951-07-10 | Du Pont | Production of titanium dioxide |
| GB686570A (en) * | 1949-10-08 | 1953-01-28 | Schweizerhall Saeurefab | Production of finely divided titanium dioxide |
| US2701567A (en) | 1953-09-16 | 1955-02-08 | Smith Agnes Lenz | Infant's undergarment |
| US3036926A (en) * | 1958-03-24 | 1962-05-29 | British Titan Products | Process for improving titanium dioxide pigments |
| US3340008A (en) * | 1965-02-17 | 1967-09-05 | American Cyanamid Co | Process for the oxidation of ticl4 |
| US3524818A (en) * | 1966-07-26 | 1970-08-18 | Titan Gmbh | Process for production of vaporous titanium tetrachloride containing exact amounts of aluminum trichloride |
| DE1592528C2 (de) * | 1967-06-02 | 1982-07-01 | Kronos Titan-Gesellschaft Mbh, 5090 Leverkusen | Verwendung eines Rutil-Pigmentes mit hoher Vergrauungsresistenz in Schichtpreßmassen auf Melaminformaldehydbasis oder in Preßmassen auf Harnstoff- oder Melaminformaldehydbasis, welches durch Umsetzen von Titantetrachlorid mit Sauerstoff bzw. einem sauerstoffhaltigen Gas hergestellt wird |
| SE312882B (https=) | 1967-12-29 | 1969-07-28 | Moelnlycke Ab | |
| US3650793A (en) * | 1969-02-28 | 1972-03-21 | Ppg Industries Inc | Titanium dioxide of improved chalk resistance |
| US3640744A (en) * | 1969-02-28 | 1972-02-08 | Ppg Industries Inc | Titanium dioxide of improved chalk resistance |
| US3653382A (en) | 1969-12-22 | 1972-04-04 | Procter & Gamble | Expandable airfelt pad |
| US3717150A (en) | 1970-09-09 | 1973-02-20 | Farah Mfg Co Inc | Absorbent stretchable fabric |
| US4013816A (en) | 1975-11-20 | 1977-03-22 | Draper Products, Inc. | Stretchable spun-bonded polyolefin web |
| US4166464A (en) | 1976-06-23 | 1979-09-04 | Johnson & Johnson | Absorbent dressing |
| US4041949A (en) | 1976-07-02 | 1977-08-16 | Union Carbide Corporation | Flexible waistband diaper |
| US4083946A (en) * | 1977-03-23 | 1978-04-11 | E. I. Du Pont De Nemours And Company | Process for removing chloride impurities from TiO2 |
| US4214913A (en) * | 1979-03-05 | 1980-07-29 | E. I. Du Pont De Nemours And Company | Process for producing rutile TiO2 |
| EP0035076B1 (en) * | 1980-03-03 | 1983-05-11 | American Cyanamid Company | High dry hide tio2 slurries |
| US4533357A (en) | 1983-04-21 | 1985-08-06 | Hall Frances E | Sanitary napkin construction |
| US5356470A (en) * | 1990-06-25 | 1994-10-18 | E. I. Du Pont De Nemours And Company | Media milling pigment slurries to eliminate or reduce oversize particles |
| US5653793A (en) * | 1995-08-01 | 1997-08-05 | E. I. Du Pont De Nemours And Company | TiO2 slurry process |
-
1997
- 1997-07-03 US US08/888,083 patent/US5824146A/en not_active Expired - Lifetime
-
1998
- 1998-06-30 DE DE69828610T patent/DE69828610T2/de not_active Expired - Lifetime
- 1998-06-30 EP EP98933002A patent/EP0993494B1/en not_active Expired - Lifetime
- 1998-06-30 KR KR1019997012516A patent/KR20010014359A/ko not_active Withdrawn
- 1998-06-30 JP JP50731099A patent/JP2002510351A/ja not_active Ceased
- 1998-06-30 AU AU82770/98A patent/AU737000B2/en not_active Ceased
- 1998-06-30 WO PCT/US1998/013612 patent/WO1999001518A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US5824146A (en) | 1998-10-20 |
| AU8277098A (en) | 1999-01-25 |
| KR20010014359A (ko) | 2001-02-26 |
| AU737000B2 (en) | 2001-08-09 |
| EP0993494A1 (en) | 2000-04-19 |
| JP2002510351A (ja) | 2002-04-02 |
| DE69828610D1 (de) | 2005-02-17 |
| EP0993494B1 (en) | 2005-01-12 |
| WO1999001518A1 (en) | 1999-01-14 |
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| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings |