TW201343552A - 高純度ＳｉＯ２之製法 - Google Patents

高純度ＳｉＯ２之製法 Download PDF

Info

Publication number: TW201343552A
Authority: TW; Taiwan
Prior art keywords: cerium oxide; washing; zone; precipitation; sio
Prior art date: 2012-02-21

Application number

TW102104219A

Other languages

English (en)

Chinese (zh)

Inventor

Juergen Erwin Lang

Hartwig Rauleder

Bodo Frings

Christian Panz

Original Assignee

Evonik Degussa Gmbh

Priority date (The priority date 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 date listed.)

2012-02-21

Filing date

2013-02-04

Publication date

2013-11-01

2013-02-04 Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh

2013-11-01 Publication of TW201343552A publication Critical patent/TW201343552A/zh

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract description 17
238000004519 manufacturing process Methods 0.000 title abstract description 8
239000000377 silicon dioxide Substances 0.000 title abstract description 7
235000012239 silicon dioxide Nutrition 0.000 title abstract description 7
229910052681 coesite Inorganic materials 0.000 title abstract 2
229910052906 cristobalite Inorganic materials 0.000 title abstract 2
229910052682 stishovite Inorganic materials 0.000 title abstract 2
229910052905 tridymite Inorganic materials 0.000 title abstract 2
238000000034 method Methods 0.000 claims abstract description 99
238000005406 washing Methods 0.000 claims abstract description 89
238000001556 precipitation Methods 0.000 claims abstract description 62
239000002244 precipitate Substances 0.000 claims abstract description 39
230000008569 process Effects 0.000 claims abstract description 39
239000000725 suspension Substances 0.000 claims abstract description 28
229910000420 cerium oxide Inorganic materials 0.000 claims description 116
BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 116
229910004298 SiO 2 Inorganic materials 0.000 claims description 72
KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 50
239000002245 particle Substances 0.000 claims description 36
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
229910001868 water Inorganic materials 0.000 claims description 31
239000007787 solid Substances 0.000 claims description 11
CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 9
229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 9
238000002360 preparation method Methods 0.000 claims description 7
230000002829 reductive effect Effects 0.000 claims description 7
238000009826 distribution Methods 0.000 claims description 5
238000003860 storage Methods 0.000 claims description 4
230000002902 bimodal effect Effects 0.000 claims description 3
230000036961 partial effect Effects 0.000 claims description 3
MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 2
239000002535 acidifier Substances 0.000 abstract description 13
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract 2
239000000243 solution Substances 0.000 description 64
239000000203 mixture Substances 0.000 description 48
238000000465 moulding Methods 0.000 description 43
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 20
229910052751 metal Inorganic materials 0.000 description 18
239000002184 metal Substances 0.000 description 18
238000006243 chemical reaction Methods 0.000 description 16
229910052799 carbon Inorganic materials 0.000 description 14
239000012535 impurity Substances 0.000 description 14
150000002978 peroxides Chemical class 0.000 description 13
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 12
239000002253 acid Substances 0.000 description 11
230000002378 acidificating effect Effects 0.000 description 10
235000019353 potassium silicate Nutrition 0.000 description 10
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 9
229910052707 ruthenium Inorganic materials 0.000 description 9
229910052783 alkali metal Inorganic materials 0.000 description 8
239000008346 aqueous phase Substances 0.000 description 8
238000001035 drying Methods 0.000 description 8
239000006229 carbon black Substances 0.000 description 7
150000001722 carbon compounds Chemical class 0.000 description 7
-1 titanium (IV) ions Chemical class 0.000 description 7
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
239000000654 additive Substances 0.000 description 6
150000001340 alkali metals Chemical group 0.000 description 6
230000008901 benefit Effects 0.000 description 6
238000005266 casting Methods 0.000 description 6
150000002500 ions Chemical class 0.000 description 6
239000000463 material Substances 0.000 description 6
238000005201 scrubbing Methods 0.000 description 6
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
239000008188 pellet Substances 0.000 description 5
238000000746 purification Methods 0.000 description 5
238000005245 sintering Methods 0.000 description 5
239000010936 titanium Substances 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
150000001875 compounds Chemical class 0.000 description 4
DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 4
239000010439 graphite Substances 0.000 description 4
229910002804 graphite Inorganic materials 0.000 description 4
230000036541 health Effects 0.000 description 4
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BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 description 4
239000011148 porous material Substances 0.000 description 4
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229910003468 tantalcarbide Inorganic materials 0.000 description 4
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229920000049 Carbon (fiber) Polymers 0.000 description 3
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MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
150000007513 acids Chemical class 0.000 description 3
239000012190 activator Substances 0.000 description 3
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229910052698 phosphorus Inorganic materials 0.000 description 3
239000011574 phosphorus Substances 0.000 description 3
229920006324 polyoxymethylene Polymers 0.000 description 3
238000003756 stirring Methods 0.000 description 3
229910052715 tantalum Inorganic materials 0.000 description 3
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
238000012360 testing method Methods 0.000 description 3
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
235000001674 Agaricus brunnescens Nutrition 0.000 description 2
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
239000004696 Poly ether ether ketone Substances 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
150000001298 alcohols Chemical class 0.000 description 2
229910052784 alkaline earth metal Inorganic materials 0.000 description 2
229910000147 aluminium phosphate Inorganic materials 0.000 description 2
238000001479 atomic absorption spectroscopy Methods 0.000 description 2
JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 2
239000011230 binding agent Substances 0.000 description 2
229910052797 bismuth Inorganic materials 0.000 description 2
JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
229910052796 boron Inorganic materials 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
239000011575 calcium Substances 0.000 description 2
239000000919 ceramic Substances 0.000 description 2
GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
239000002738 chelating agent Substances 0.000 description 2
239000003153 chemical reaction reagent Substances 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
238000000576 coating method Methods 0.000 description 2
239000008139 complexing agent Substances 0.000 description 2
230000006835 compression Effects 0.000 description 2
238000007906 compression Methods 0.000 description 2
238000007796 conventional method Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
235000019253 formic acid Nutrition 0.000 description 2
229910052739 hydrogen Inorganic materials 0.000 description 2
238000001027 hydrothermal synthesis Methods 0.000 description 2
239000007788 liquid Substances 0.000 description 2
230000007774 longterm Effects 0.000 description 2
229910021645 metal ion Inorganic materials 0.000 description 2
150000007522 mineralic acids Chemical class 0.000 description 2
238000002156 mixing Methods 0.000 description 2
229910017604 nitric acid Inorganic materials 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
235000005985 organic acids Nutrition 0.000 description 2
239000003960 organic solvent Substances 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
238000007254 oxidation reaction Methods 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
239000012071 phase Substances 0.000 description 2
229920002530 polyetherether ketone Polymers 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
229920001343 polytetrafluoroethylene Polymers 0.000 description 2
239000004810 polytetrafluoroethylene Substances 0.000 description 2
230000000717 retained effect Effects 0.000 description 2
WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 2
239000013049 sediment Substances 0.000 description 2
238000000926 separation method Methods 0.000 description 2
238000010008 shearing Methods 0.000 description 2
238000007711 solidification Methods 0.000 description 2
230000008023 solidification Effects 0.000 description 2
239000007858 starting material Substances 0.000 description 2
WJMXTYZCTXTFJM-UHFFFAOYSA-N 1,1,1,2-tetraethoxydecane Chemical compound C(C)OC(C(OCC)(OCC)OCC)CCCCCCCC WJMXTYZCTXTFJM-UHFFFAOYSA-N 0.000 description 1
KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
TUSDEZXZIZRFGC-UHFFFAOYSA-N 1-O-galloyl-3,6-(R)-HHDP-beta-D-glucose Natural products OC1C(O2)COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC1C(O)C2OC(=O)C1=CC(O)=C(O)C(O)=C1 TUSDEZXZIZRFGC-UHFFFAOYSA-N 0.000 description 1
241000222519 Agaricus bisporus Species 0.000 description 1
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
238000004438 BET method Methods 0.000 description 1
150000000703 Cerium Chemical class 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
239000004971 Cross linker Substances 0.000 description 1
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
239000001263 FEMA 3042 Substances 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
239000004677 Nylon Substances 0.000 description 1
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LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
241000242583 Scyphozoa Species 0.000 description 1
229910020175 SiOH Inorganic materials 0.000 description 1
BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
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235000011054 acetic acid Nutrition 0.000 description 1
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229910001413 alkali metal ion Inorganic materials 0.000 description 1
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XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
235000011114 ammonium hydroxide Nutrition 0.000 description 1
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SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
XMHIUKTWLZUKEX-UHFFFAOYSA-N hexacosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O XMHIUKTWLZUKEX-UHFFFAOYSA-N 0.000 description 1
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XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
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239000001508 potassium citrate Substances 0.000 description 1
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229910052703 rhodium Inorganic materials 0.000 description 1
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NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
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239000004071 soot Substances 0.000 description 1
235000013599 spices Nutrition 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
230000002459 sustained effect Effects 0.000 description 1
LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical group OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
235000015523 tannic acid Nutrition 0.000 description 1
229940033123 tannic acid Drugs 0.000 description 1
229920002258 tannic acid Polymers 0.000 description 1
MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
229910001936 tantalum oxide Inorganic materials 0.000 description 1
RLQWHDODQVOVKU-UHFFFAOYSA-N tetrapotassium;silicate Chemical compound [K+].[K+].[K+].[K+].[O-][Si]([O-])([O-])[O-] RLQWHDODQVOVKU-UHFFFAOYSA-N 0.000 description 1
JOUDBUYBGJYFFP-FOCLMDBBSA-N thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 description 1
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
229910052723 transition metal Inorganic materials 0.000 description 1
150000003624 transition metals Chemical class 0.000 description 1
ZSDSQXJSNMTJDA-UHFFFAOYSA-N trifluralin Chemical compound CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O ZSDSQXJSNMTJDA-UHFFFAOYSA-N 0.000 description 1
239000012498 ultrapure water Substances 0.000 description 1
238000009827 uniform distribution Methods 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1

Classifications

- 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
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
- 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
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/141—Preparation of hydrosols or aqueous dispersions
- C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
- C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/53—Particles with a specific particle size distribution bimodal size distribution

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Dispersion Chemistry (AREA)
Silicon Compounds (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

TW102104219A 2012-02-21 2013-02-04 高純度ＳｉＯ２之製法 TW201343552A (zh)

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Application Number	Priority Date	Filing Date	Title
DE201210202587 DE102012202587A1 (de)	2012-02-21	2012-02-21	Verfahren zur Herstellung von hochreinem SiO2

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TW201343552A true TW201343552A (zh)	2013-11-01

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DE (2)	DE102012202587A1 (fr)
TW (1)	TW201343552A (fr)
WO (1)	WO2013124166A1 (fr)

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CN111892059B (zh) *	2020-08-19	2023-04-25	昆明理工大学	一种高纯石英砂的制备方法
CN116194405A (zh) *	2020-10-01	2023-05-30	堺化学工业株式会社	含硼的二氧化硅分散体和其制造方法
CN114735712A (zh) *	2022-04-25	2022-07-12	吉林省临江天元催化剂有限公司	一种硅藻土的提纯方法

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DE1282008B (de) *	1964-12-16	1968-11-07	Degussa	Verfahren zur Reinigung von gefaellten Kieselsaeuren und/oder Silicaten
DE2855251A1 (de) *	1978-12-21	1980-07-03	Mittex Ag	Verfahren und vorrichtung zum herstellen von silikagel
US5100581A (en)	1990-02-22	1992-03-31	Nissan Chemical Industries Ltd.	Method of preparing high-purity aqueous silica sol
AU2007226533B2 (en)	2006-03-15	2012-12-13	Reaction Sciences, Inc.	Method for making silicon for solar cells and other applications
US20110262336A1 (en)	2008-09-30	2011-10-27	Hartwig Rauleder	Production of solar-grade silicon from silicon dioxide
WO2010037705A1 (fr) *	2008-09-30	2010-04-08	Evonik Degussa Gmbh	Procédé de préparation de sio2 de grande pureté à partir de solutions silicate
EP2481245A1 (fr)	2009-09-24	2012-08-01	Nokia Siemens Networks OY	Procédé pour commander dynamiquement la puissance de transmission de liaison montante d'un équipement utilisateur
US8609068B2 (en) *	2010-02-24	2013-12-17	J.M. Huber Corporation	Continuous silica production process and silica product prepared from same

2012
- 2012-02-21 DE DE201210202587 patent/DE102012202587A1/de not_active Withdrawn
2013
- 2013-02-04 TW TW102104219A patent/TW201343552A/zh unknown
- 2013-02-08 DE DE112013001058.5T patent/DE112013001058A5/de not_active Withdrawn
- 2013-02-08 WO PCT/EP2013/052488 patent/WO2013124166A1/fr not_active Ceased

Also Published As

Publication number	Publication date
DE112013001058A5 (de)	2014-12-11
WO2013124166A1 (fr)	2013-08-29
DE102012202587A1 (de)	2013-08-22

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