JP2022518445A - クロミア触媒を活性化するための方法 - Google Patents
クロミア触媒を活性化するための方法 Download PDFInfo
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- JP2022518445A JP2022518445A JP2021541109A JP2021541109A JP2022518445A JP 2022518445 A JP2022518445 A JP 2022518445A JP 2021541109 A JP2021541109 A JP 2021541109A JP 2021541109 A JP2021541109 A JP 2021541109A JP 2022518445 A JP2022518445 A JP 2022518445A
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- 239000003054 catalyst Substances 0.000 title claims abstract description 140
- 238000000034 method Methods 0.000 title claims abstract description 74
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 230000003213 activating effect Effects 0.000 title claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 239000007800 oxidant agent Substances 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000003682 fluorination reaction Methods 0.000 claims abstract description 8
- 230000001590 oxidative effect Effects 0.000 claims abstract description 5
- 239000011148 porous material Substances 0.000 claims description 22
- 150000001875 compounds Chemical class 0.000 claims description 16
- 229910052725 zinc Inorganic materials 0.000 claims description 15
- 239000011701 zinc Substances 0.000 claims description 15
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 14
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 13
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 13
- 150000004692 metal hydroxides Chemical class 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 12
- 239000011651 chromium Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
- 239000000460 chlorine Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 239000011787 zinc oxide Substances 0.000 claims description 7
- OMRRUNXAWXNVFW-UHFFFAOYSA-N fluoridochlorine Chemical compound ClF OMRRUNXAWXNVFW-UHFFFAOYSA-N 0.000 claims description 6
- 229910000000 metal hydroxide Inorganic materials 0.000 claims description 6
- OQISUJXQFPPARX-UHFFFAOYSA-N 2-chloro-3,3,3-trifluoroprop-1-ene Chemical group FC(F)(F)C(Cl)=C OQISUJXQFPPARX-UHFFFAOYSA-N 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 5
- 150000008282 halocarbons Chemical class 0.000 claims description 5
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 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
- QKCGXXHCELUCKW-UHFFFAOYSA-N n-[4-[4-(dinaphthalen-2-ylamino)phenyl]phenyl]-n-naphthalen-2-ylnaphthalen-2-amine Chemical compound C1=CC=CC2=CC(N(C=3C=CC(=CC=3)C=3C=CC(=CC=3)N(C=3C=C4C=CC=CC4=CC=3)C=3C=C4C=CC=CC4=CC=3)C3=CC4=CC=CC=C4C=C3)=CC=C21 QKCGXXHCELUCKW-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- -1 halo alkene Chemical class 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000012266 salt solution Substances 0.000 claims description 2
- 238000002459 porosimetry Methods 0.000 claims 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 150000001336 alkenes Chemical class 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 14
- FXRLMCRCYDHQFW-UHFFFAOYSA-N 2,3,3,3-tetrafluoropropene Chemical compound FC(=C)C(F)(F)F FXRLMCRCYDHQFW-UHFFFAOYSA-N 0.000 description 12
- 230000004913 activation Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 230000003197 catalytic effect Effects 0.000 description 7
- 238000003795 desorption Methods 0.000 description 6
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- 238000011282 treatment Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 125000001153 fluoro group Chemical group F* 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- LDTMPQQAWUMPKS-OWOJBTEDSA-N (e)-1-chloro-3,3,3-trifluoroprop-1-ene Chemical compound FC(F)(F)\C=C\Cl LDTMPQQAWUMPKS-OWOJBTEDSA-N 0.000 description 2
- 150000001350 alkyl halides Chemical class 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 229910052792 caesium Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- PHFQLYPOURZARY-UHFFFAOYSA-N chromium trinitrate Chemical compound [Cr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PHFQLYPOURZARY-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- FTCVHAQNWWBTIV-UHFFFAOYSA-N 1,1,1,2,2-pentachloropropane Chemical compound CC(Cl)(Cl)C(Cl)(Cl)Cl FTCVHAQNWWBTIV-UHFFFAOYSA-N 0.000 description 1
- FDOPVENYMZRARC-UHFFFAOYSA-N 1,1,1,2,2-pentafluoropropane Chemical compound CC(F)(F)C(F)(F)F FDOPVENYMZRARC-UHFFFAOYSA-N 0.000 description 1
- ZDCWZRQSHBQRGN-UHFFFAOYSA-N 1,1,1,2,3-pentafluoropropane Chemical compound FCC(F)C(F)(F)F ZDCWZRQSHBQRGN-UHFFFAOYSA-N 0.000 description 1
- INEMUVRCEAELBK-UHFFFAOYSA-N 1,1,1,2-tetrafluoropropane Chemical compound CC(F)C(F)(F)F INEMUVRCEAELBK-UHFFFAOYSA-N 0.000 description 1
- UTACNSITJSJFHA-UHFFFAOYSA-N 1,1,1,3-tetrachloropropane Chemical compound ClCCC(Cl)(Cl)Cl UTACNSITJSJFHA-UHFFFAOYSA-N 0.000 description 1
- PGJHURKAWUJHLJ-UHFFFAOYSA-N 1,1,2,3-tetrafluoroprop-1-ene Chemical compound FCC(F)=C(F)F PGJHURKAWUJHLJ-UHFFFAOYSA-N 0.000 description 1
- VJGCZWVJDRIHNC-UHFFFAOYSA-N 1-fluoroprop-1-ene Chemical compound CC=CF VJGCZWVJDRIHNC-UHFFFAOYSA-N 0.000 description 1
- JRHNUZCXXOTJCA-UHFFFAOYSA-N 1-fluoropropane Chemical compound CCCF JRHNUZCXXOTJCA-UHFFFAOYSA-N 0.000 description 1
- DCWQLZUJMHEDKD-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoropropane Chemical compound CC(Cl)(Cl)C(F)(F)F DCWQLZUJMHEDKD-UHFFFAOYSA-N 0.000 description 1
- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 description 1
- FDMFUZHCIRHGRG-UHFFFAOYSA-N 3,3,3-trifluoroprop-1-ene Chemical compound FC(F)(F)C=C FDMFUZHCIRHGRG-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 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
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000012733 comparative method Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012025 fluorinating agent Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical class FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- UCUXYVNKFJJXDE-UHFFFAOYSA-N nitrate;hydrate Chemical compound O.[O-][N+]([O-])=O UCUXYVNKFJJXDE-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 150000003752 zinc compounds Chemical class 0.000 description 1
Classifications
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- 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
- B01J23/26—Chromium
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- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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Abstract
Description
a)任意選択的に、100℃~400℃の温度で触媒を乾燥させる工程と、
b)100℃~約500℃の温度で、HFを含む組成物で触媒を処理する工程と、
c)約100℃~約500℃の温度で、酸化剤および任意選択的にHFを含む組成物で触媒を処理する工程と、を含む、方法が提供される。
(a)任意選択的に、100℃~400℃の温度で触媒を乾燥させる工程と、
(b)500℃~約700℃の温度で、HFを含む組成物で触媒を処理する工程と、を含む、方法が提供される。
a)任意選択的に、100℃~400℃の温度で触媒を乾燥させる工程と、
b)100℃~約500℃の温度で、HFを含む組成物で触媒を処理する工程と、
c)約100℃~約500℃の温度で、酸化剤および任意選択的にHFを含む組成物で触媒を処理する工程と、を含む。
a)金属塩溶液および水酸化物溶液を調製する工程と、
b)金属水酸化物(複数可)を沈殿させるために、7.5を超えるpHで溶液を混ぜ合わせる工程と、
c)沈殿した金属水酸化物を乾燥させる工程と、
d)金属水酸化物(複数可)を焼成して、金属酸化物(複数可)を形成する工程と、を含む。
3重量%のZnOを含有する3mlのクロミア触媒粒子(0.5mm~1.0mmのサイズ範囲)を、1Baraの窒素雰囲気(60ml/分)下で250℃で4時間加熱することによって乾燥させた。
活性化された触媒を、反応器内で2-クロロ-3,3,3-トリフルオロプロペン(1233xf)(1ml/分)およびフッ素化水素(25ml/分)と接触させた。サイクル時間は、約21時間~約28時間であった。圧力は、1baraであった。
a=初期活性
b=最終活性
k’’=触媒活性減衰速度
ここで、t=0時間での触媒活性減衰の初期速度=
Claims (31)
- 触媒を活性化するための方法であって、
a)任意選択的に、100℃~400℃の温度で前記触媒を乾燥させる工程と、
b)100℃~約500℃の温度で、HFを含む組成物で前記触媒を処理する工程と、
c)約100℃~約500℃の温度で、酸化剤および任意選択的にHFを含む組成物で前記触媒を処理することと、を含む、方法。 - 前記酸化剤が、空気、酸素(O2)、塩素(Cl2)、一フッ化塩素(ClF)、三フッ化窒素(NF3)から選択される、請求項1に記載の方法。
- HFの酸化剤に対するモル比が、1:20~20:1である、請求項1または2に記載の方法。
- HFの酸化剤に対するモル比が、15:1~1:3、より好ましくは11:1~1:1である、請求項3に記載の方法。
- 前記触媒が、クロミア触媒である、請求項1~4のいずれか一項に記載の方法。
- 前記触媒が、亜鉛またはその化合物、酸化亜鉛などを含むクロミア触媒である、請求項5に記載の方法。
- 酸化亜鉛が、前記触媒中に、前記触媒の総重量に基づいて、1重量%~10重量%、より好ましくは2重量%~8重量%、より好ましくは3重量%~7重量%のレベルで存在する、請求項6に記載の方法。
- 工程(b)および/または(c)が、0.1bara~20bara、好ましくは3bara~10baraの圧力で実行される、請求項1~7のいずれかに記載の方法。
- 工程(b)および/または(c)が、長期間にわたって実行される、請求項1~8のいずれかに記載の方法。
- 工程(b)および/または(c)が、約200℃~約500℃、好ましくは約250℃~約475℃の温度で実行される、請求項1~9のいずれかに記載の方法。
- 工程(b)および/または(c)が、約310℃~約450℃などの、約300℃~460℃の温度で行われる、請求項15に記載の方法。
- 触媒を活性化するための方法であって、
(a)任意選択的に、100℃~400℃の温度で前記触媒を乾燥させる工程と、
(b)500℃~約700℃の温度で、HFを含む組成物で前記触媒を処理する工程と、を含む、方法。 - 工程(b)が、0.1bara~20bara、好ましくは3bara~10baraの圧力で実行される、請求項12に記載の方法。
- 工程(b)が、長期間にわたって実行される、請求項12または13に記載の方法。
- 工程(b)が、約500℃~約600℃、好ましくは約520℃の温度で実行される、請求項12~14のいずれか一項に記載の方法。
- 触媒を活性化するための方法であって、前記触媒が、前記触媒中に1重量%~10重量%のレベルで酸化亜鉛が存在するクロミア触媒を含み、前記触媒が、0.3cm3/g以上の全細孔容積および100Å以上の平均細孔直径を含み、前記細孔容積が、N2吸着ポロシメトリーを使用して測定され、前記平均細孔直径が、N2BET吸着ポロシメトリーを使用して測定され、
d)任意選択的に、100℃~400℃の温度で前記触媒を乾燥させる工程と、
e)100℃~約500℃の温度で、HFを含む組成物で前記触媒を処理する工程と、
f)約100℃~約500℃の温度で、酸化剤および任意選択的にHFを含む組成物で前記触媒を処理する工程と、を含む、方法。 - 前記触媒調製プロセスが、
a)金属塩溶液および水酸化物溶液を調製する工程と、
b)前記金属水酸化物(複数可)を沈殿させるために、7.5を超えるpHで前記溶液を混ぜ合わせる工程と、
c)前記沈殿した金属水酸化物を乾燥させる工程と、
d)前記金属水酸化物(複数可)を焼成して、前記金属酸化物(複数可)を形成する工程と、を含む、請求項16に記載の方法。 - 前記触媒が、非晶質であるか、または前記触媒のうちの0.1~50重量%が、1つ以上のクロムの結晶性化合物および/または1つ以上の亜鉛の結晶性化合物の形態である、請求項16または17に記載の方法。
- 前記酸化剤が、空気、酸素(O2)、塩素(Cl2)、一フッ化塩素(ClF)、三フッ化窒素(NF3)から選択される、請求項16、17、または18に記載の方法。
- HFの酸化剤に対するモル比が、1:20~20:1、より好ましくは15:1~1:3、より好ましくは11:1~1:1である、請求項16、17、または18に記載の方法。
- 工程(b)および/または(c)が、0.1bara~20bara、好ましくは3bara~10baraの圧力で実行される、請求項16~20のいずれか一項に記載の方法。
- 工程(b)および/または(c)が、長期間にわたって実行される、請求項16~21のいずれか一項に記載の方法。
- 工程(b)および/または(c)が、約200℃~約500℃、好ましくは約250℃~約475℃の温度で実行される、請求項16~22のいずれか一項に記載の方法。
- 工程(b)および/または(c)が、約300℃~460℃、約310℃~約450℃などの温度で行われる、請求項23に記載の方法。
- フッ素化および/またはヒドロフッ素化における請求項1~24のいずれかに記載の方法に従って生産された触媒の使用。
- ハロゲン化炭化水素のフッ素化および/またはヒドロフッ素化における、請求項25に記載の使用。
- 前記ハロゲン化炭化水素が、(ヒドロ)ハロアルケンである、請求項26に記載の触媒の使用。
- 前記(ヒドロ)ハロアルケンが、C2~7(ヒドロ)ハロアルケンである、請求項27に記載の触媒の使用。
- 前記C3~7(ヒドロ)ハロアルケンが、C2~7(ヒドロ)クロロフルオロアルケンである、請求項28に記載の触媒の使用。
- 前記C2~7(ヒドロ)クロロフルオロアルケンが、2-クロロ-3,3,3-トリフルオロプロペン(1233xf)である、請求項29に記載の触媒の使用。
- フッ素化炭化水素を調製するためのプロセスであって、そのプロセスが、任意選択的にハロゲン化された炭化水素を、請求項1~24のいずれかに記載の方法に従って生産された前記触媒の存在下でフッ化水素と反応させることを含み、前記プロセスが、気相で実行される、プロセス。
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JP2008534276A (ja) * | 2005-04-08 | 2008-08-28 | イネオス、フラウアー、ホールディングス、リミテッド | 触媒 |
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