KR102074832B1 - 테트라플루오르메탄의 고순도 정제방법 - Google Patents
테트라플루오르메탄의 고순도 정제방법 Download PDFInfo
- Publication number
- KR102074832B1 KR102074832B1 KR1020150136414A KR20150136414A KR102074832B1 KR 102074832 B1 KR102074832 B1 KR 102074832B1 KR 1020150136414 A KR1020150136414 A KR 1020150136414A KR 20150136414 A KR20150136414 A KR 20150136414A KR 102074832 B1 KR102074832 B1 KR 102074832B1
- Authority
- KR
- South Korea
- Prior art keywords
- zeolite
- tetrafluoromethane
- water
- gas
- adsorption
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 title claims abstract 8
- 238000007670 refining Methods 0.000 title 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical group O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000010457 zeolite Substances 0.000 claims abstract description 51
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 50
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000007789 gas Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 150000001768 cations Chemical class 0.000 claims abstract description 17
- 238000000746 purification Methods 0.000 claims abstract description 8
- 238000001179 sorption measurement Methods 0.000 claims description 48
- 239000012013 faujasite Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000001307 helium Substances 0.000 claims description 7
- 229910052734 helium Inorganic materials 0.000 claims description 7
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 238000006467 substitution reaction Methods 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 150000004677 hydrates Chemical class 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- -1 nitric acid (NO 3 ) Chemical class 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 23
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 5
- RCTGUZBKLFOGMF-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F.FC(F)(F)F RCTGUZBKLFOGMF-UHFFFAOYSA-N 0.000 description 40
- 230000000694 effects Effects 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 description 7
- 239000003463 adsorbent Substances 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 239000011737 fluorine Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000011575 calcium Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 2
- 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 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 1
- XWCDCDSDNJVCLO-UHFFFAOYSA-N Chlorofluoromethane Chemical compound FCCl XWCDCDSDNJVCLO-UHFFFAOYSA-N 0.000 description 1
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229940006487 lithium cation Drugs 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
본 발명에 따르면, 질소가스 및 수분 등의 불순물을 함유하는 테트라플루오르메탄(CF4) 가스로부터 불순물을 효율적으로 제거하여 테트라플루오르메탄을 고순도로 정제하는 효과적인 방법을 제공할 수 있다.
Description
도 2는 본 발명의 일 실시예에 따라 제올라이트가 충진된 흡착 칼럼을 통과 시 질소가스 및 수분을 함유하는 테트라플루오르메탄(CF4) 가스의 압력에 따른 N2 흡착 효율을 나타낸 그래프이다.
도 3은 본 발명의 일 실시예에 따라 제올라이트가 충진된 흡착 칼럼을 통과 시 질소가스 및 수분을 함유하는 테트라플루오르메탄(CF4) 가스의 공급 유량에 따른 N2 흡착 효율을 나타낸 그래프이다.
도 4는 본 발명의 일 실시예에 따라 흡착 칼럼의 온도 25 ℃, 질소가스 및 수분을 함유하는 테트라플루오르메탄(CF4) 가스의 압력 3기압, 공급 유량 300 ㎖/min의 조건 하에서 수분 흡착 효율을 나타낸 그래프이다.
Claims (7)
- 질산(NO3), 탄산(CO3), 클로라이드(Cl), 하이드록사이드(OH), 황산(SO4)염 또는 이들의 수화물이 포함되는 1A족 또는 2A족 금속과, 제올라이트가 혼합 및 교반된 후, 40 내지 100℃, 5 내지 24시간 가열처리하여 제올라이트 표면에 치환반응이 수행되는 단계;
금속 양이온이 치환된 제올라이트가 100 내지 130℃에서 건조하여 제올라이트 내부에 존재하는 수분이 제거되는 단계;
건조된 금속 양이온이 치환된 제올라이트 내에 잔존하는 수분을 제거하여 흡착 성능을 향상시키기 위해, 제올라이트는 헬륨 분위기 하 300 내지 500℃에서 2 내지 10시간 가열처리되는 단계;
(a) 흡착표면이 금속 양이온으로 치환된 제올라이트를 충진시키되, -15 내지 25℃로 조절되는 칼럼에 질소가스 및 수분을 함유하는 테트라플루오르메탄(CF4) 가스를 100 내지 300㎖/min로 공급하고, 1 내지 5기압으로 통과시켜, 질소가스 및 수분만을 선택적으로 흡착시키는 단계; 및
(b) 상기 흡착된 질소가스 및 수분을 제거하고 순수한 테트라플루오르메탄을 회수하는 단계;를 포함하며,
제올라이트의 골격 구조는 FAU(Faujasite)형이고, Si/Al 중량비는 1 내지 1.5이고, 세공 크기는 10 내지 13Å이며, 입도가 5 내지 30메시이고,
N2 흡착 효율이 73.98 내지 95.66%인 것을 특징으로 하는 테트라플루오르메탄의 고순도 정제방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150136414A KR102074832B1 (ko) | 2015-09-25 | 2015-09-25 | 테트라플루오르메탄의 고순도 정제방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150136414A KR102074832B1 (ko) | 2015-09-25 | 2015-09-25 | 테트라플루오르메탄의 고순도 정제방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20170037186A KR20170037186A (ko) | 2017-04-04 |
KR102074832B1 true KR102074832B1 (ko) | 2020-02-07 |
Family
ID=58588848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150136414A Active KR102074832B1 (ko) | 2015-09-25 | 2015-09-25 | 테트라플루오르메탄의 고순도 정제방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR102074832B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009062295A (ja) * | 2007-09-05 | 2009-03-26 | Air Water Inc | パーフルオロカーボンガスの精製方法および装置 |
JP2011136955A (ja) * | 2009-12-28 | 2011-07-14 | Union Showa Kk | 高純度含フッ素化合物の製造方法及びその方法で得られた高純度含フッ素化合物 |
-
2015
- 2015-09-25 KR KR1020150136414A patent/KR102074832B1/ko active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009062295A (ja) * | 2007-09-05 | 2009-03-26 | Air Water Inc | パーフルオロカーボンガスの精製方法および装置 |
JP2011136955A (ja) * | 2009-12-28 | 2011-07-14 | Union Showa Kk | 高純度含フッ素化合物の製造方法及びその方法で得られた高純度含フッ素化合物 |
Also Published As
Publication number | Publication date |
---|---|
KR20170037186A (ko) | 2017-04-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6433867B2 (ja) | 水素ガス回収システムおよび水素ガスの分離回収方法 | |
US4914076A (en) | Method of producing an adsorbent for separation and recovery of CO | |
JP2008537720A (ja) | 三フッ化窒素の精製 | |
JP2001104737A (ja) | ガスからのco2除去への活性アルミナの使用方法 | |
EA002045B1 (ru) | Декарбонизация газовых потоков с помощью цеолитных адсорбентов | |
US3001607A (en) | Chlorine separation process | |
JP6698762B2 (ja) | 水素ガス回収システムおよび水素ガスの分離回収方法 | |
KR101337523B1 (ko) | 이산화탄소 흡착제용 그라핀 나노시트의 제조방법 | |
KR102074832B1 (ko) | 테트라플루오르메탄의 고순도 정제방법 | |
KR101868811B1 (ko) | 플루오르화붕소 정제방법 | |
JPH0379288B2 (ko) | ||
TWI745449B (zh) | 多結晶矽之製造方法 | |
JPS61293548A (ja) | 一酸化炭素分離吸着剤 | |
JPS635324B2 (ko) | ||
JPH0340902A (ja) | 水素化物ガスの精製方法 | |
KR102612965B1 (ko) | 일산화탄소(Carbon Monoxide) 가스 정제용 흡착제 조성물 및 상기 흡착제 조성물을 이용한 일산화탄소 정제방법 | |
KR102677862B1 (ko) | 일산화탄소 또는 이황화탄소 분리용 입상형 흡착제의 제조방법, 이에 의해 제조된 일산화탄소 또는 이황화탄소 분리용 입상형 흡착제 및 상기 입상형 흡착제를 포함하는 분리 장치 | |
JP2651611B2 (ja) | 水素化物ガスの精製方法 | |
KR20030060319A (ko) | 제올라이트 혼합을 이용한 삼불화질소 정제방법 | |
JPS60156548A (ja) | 一酸化炭素捕集剤及びその製法 | |
JP2000034115A (ja) | 高純度一酸化炭素の製造方法 | |
JPS62113710A (ja) | Co分離回収用吸着剤の製造方法 | |
JPS6265919A (ja) | Co分離回収用吸着剤、その製造法およびそれを用いてcoを分離回収する方法 | |
JPS59116109A (ja) | アルゴンガスの精製方法 | |
JP2931662B2 (ja) | 三弗化窒素ガスの精製方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20150925 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20181031 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20150925 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20191206 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20200203 |
|
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20200203 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20200203 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20230315 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20231226 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20241125 Start annual number: 6 End annual number: 6 |