KR100523561B1 - 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 - Google Patents
테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 Download PDFInfo
- Publication number
- KR100523561B1 KR100523561B1 KR10-2002-0064777A KR20020064777A KR100523561B1 KR 100523561 B1 KR100523561 B1 KR 100523561B1 KR 20020064777 A KR20020064777 A KR 20020064777A KR 100523561 B1 KR100523561 B1 KR 100523561B1
- Authority
- KR
- South Korea
- Prior art keywords
- hfp
- pyrolysis
- tfe
- reaction
- hexafluoropropylene
- 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
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 238000002360 preparation method Methods 0.000 title claims abstract description 5
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 claims abstract description 138
- 238000000197 pyrolysis Methods 0.000 claims abstract description 81
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000006243 chemical reaction Methods 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000000376 reactant Substances 0.000 claims description 12
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 10
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 10
- 239000000047 product Substances 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- 238000000746 purification Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000006227 byproduct Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 2
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052731 fluorine Inorganic materials 0.000 abstract description 7
- 239000011737 fluorine Substances 0.000 abstract description 7
- 239000011347 resin Substances 0.000 abstract description 6
- 229920005989 resin Polymers 0.000 abstract description 6
- 239000000178 monomer Substances 0.000 abstract description 5
- 230000035484 reaction time Effects 0.000 abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000007086 side reaction Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000010791 quenching Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 238000007429 general method Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XWCDCDSDNJVCLO-UHFFFAOYSA-N Chlorofluoromethane Chemical compound FCCl XWCDCDSDNJVCLO-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004773 chlorofluoromethyl group Chemical group [H]C(F)(Cl)* 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
- C07C17/269—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of only halogenated hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
R22의 초기 열분해 반응 결과 | |||||||||
반응물 | 반응온도(℃) | 접촉 시간(sec)* | 전환율(%) | 생성물의 선택도(%) | |||||
R22(㎏/h) | 스팀(㎏/h) | [H2O]/[R22]몰비 | R23 | TFE | HFP | 기타 | |||
2.43 | 5.0 | 9.88 | 730 | 0.11 | 65.24 | - | 95.49 | 1.76 | 2.75 |
3.82 | 6.0 | 7.55 | 700 | 0.08 | 50.25 | 0.50 | 98.23 | 0.02 | 1.25 |
3.82 | 6.0 | 7.55 | 738 | 0.08 | 70.47 | 0.27 | 98.76 | 0.09 | 0.88 |
3.82 | 6.0 | 7.55 | 745 | 0.08 | 74.75 | 0.04 | 98.08 | 1.32 | 0.560 |
3.82 | 7.0 | 8.80 | 756 | 0.07 | 80.84 | 0.13 | 98.18 | 1.17 | 0.52 |
3.82 | 7.0 | 8.80 | 780 | 0.07 | 81.84 | 0.58 | 80.50 | 1.50 | 17.42 |
4.66 | 6.0 | 6.19 | 741 | 0.08 | 70.50 | 0.04 | 98.23 | 1.39 | 0.38 |
구분 | GC 분석조건 |
GC 모델 | GOW MAC, 550P |
컬럼온도 | 50 ℃ ×5 min |
5 ℃/min | |
150 ℃ ×15 min | |
주입온도 | 150 ℃ |
감지온도 | 200 ℃ |
컬럼물질 | Porapak Q (10 ft ×1/8 in 외경) |
반응물 | 반응온도(℃) | 접촉 시간(sec) | 전환율(%) | 생성물의 선택도(%) | |||||||
R22*(㎏/h) | 스팀(㎏/h) | [H2O]/[R22]몰비 | [HFP]/[R22]몰비 | R23 | TFE | HFP | 기타 | ||||
순환전 | 순환후 | ||||||||||
3.82 | - | 6.0 | 7.54 | 0.05a | 738 | 0.08 | 78.63 | 0.04 | 98.08 | 1.32 | 0.56 |
- | 3.82a | 74.75 | 0.08 | 77.59 | 17.53 | 4.8 | |||||
3.82 | - | 7.0 | 8.80 | 0.05a | 747 | 0.07 | 81.84 | 0.13 | 98.18 | 1.17 | 0.54 |
- | 3.82a | 79.05 | 0.09 | 79.19 | 17.76 | 2.96 | |||||
3.82 | - | 7.0 | 8.80 | 0.04b | 740 | 0.07 | 75.40 | 0.07 | 98.18 | 1.20 | 0.55 |
- | 3.82b | 78.25 | 0.07 | 80.05 | 15.25 | 4.03 | |||||
* 반응기 입구에서 측정한 반응물의 조성으로, a : R22 92.64몰%, TFE 2.12몰%, TrFE 0.12몰%, HFP 4.99몰%, 기타 0.13몰% b : R22 93.68몰%, TFE 2.51몰%, TrFE 0.15몰%, HFP 3.66몰% |
Claims (6)
- 과열 수증기를 이용한 디플루오로클로로메탄(R22)의 열분해 반응으로 테트라플루오로에틸렌(TFE)을 제조하는 방법에 있어서,150 ∼ 250 ℃로 예열시킨 디플루오로클로로메탄(R22)과 과열 수증기의 몰비([H2O]/[R22])를 5 ∼ 10로 조절하여 730 ∼ 760 ℃ 온도로 0.01 ∼ 0.2 초 동안 열분해 반응시키는 공정을 수행하되,상기 열분해 반응 후에 배출되는 미반응 디플루오로클로로메탄(R22)과 부산물로서 생성되는 헥사플루오로프로필렌(HFP)은 반응기 입구 기준으로 몰비([HFP]/[R22])를 0.01 ∼ 0.1로 조절하여 상기 반응기로 재순환하여 열분해 반응을 수행함으로써 헥사플루오로프로필렌(HFP)의 선택도를 증가시키는 것을 특징으로 하는 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시 제조방법.
- 제 1 항에 있어서, 상기 디플루오로클로로메탄(R22)과 과열 수증기의 몰비([H2O]/[R22])가 7.5 ∼ 8.5로 조절되는 것을 특징으로 하는 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시 제조방법.
- 제 1 항에 있어서, 상기 과열 수증기는 수증기 발생장치의 예열온도를 530 ∼ 580 ℃로 예열한 후에 초 고온 전기로에서 900 ∼ 1000 ℃로 가열하여 제조 사용하는 것을 특징으로 하는 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시 제조방법.
- 제 1 항에 있어서, 상기 열분해 반응 후에 배출되는 반응 생성물은 HCl 수용액을 사용하여 0.1초 이내의 빠른시간안에 퀀칭하는 것을 특징으로 하는 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시 제조방법.
- 제 1 항에 있어서, 상기 제조방법은(ⅰ) 150 ∼ 250 ℃로 예열시킨 디플루오로클로로메탄(R22)과 과열 수증기를 열분해 반응기(30)에서 혼합하여 열분해 반응시키는 과정과;(ⅱ) 상기 열분해 반응물 중에 포함된 염화수소(HCl)를 분리하는 과정과;(ⅲ) 상기 염화수소가 분리된 반응물을 중화 및 건조한 후에 테트라플루오로에틸렌(TFE)를 분리 정제하는 과정과;(ⅳ) 부산물로 생성된 헥사플루오로프로필렌(HFP)을 분리 정제하여, 미반응 R22와의 몰비([HFP]/[R22])를 반응기 입구 기준으로 0.01 ∼ 0.1로 조절하여 열분해 반응기(30)로 재순환하여 열분해 반응시키는 과정이포함되는 것을 특징으로 하는 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시 제조방법.
- 제 1 항 내지 제 5항 중에서 선택된 어느 한 항에 있어서, 상기 제조방법은R22 실린더(10) 및 R22 예열기(11)로 구성된 R22 공급부와; 공정수 실린더(20), 공정수 컬럼(21), 공정수 탱크(22) 및 스팀 생성기(23) 및 초고온 전기로(30)로 구성된 과열 수증기 생성부와; 예열된 R22와 과열 수증기가 혼합된 후 열분해 반응이 진행되는 열분해 반응기(31)와; 열분해 반응물 중에 포함된 염화수소(HCl)의 분리 정제부(40, 41, 42, 43, 44)와 HCl 분리된 생성물로부터 TFE, TrFE, R125, HFP 각각의 분리 정제부(100, 101, 102, 103, 104, 105)와; 미반응한 R22와 정제된 HFP를 재순환 하는 라인으로 구성된 공정 시스템을 적용하여 수행하는 것을 특징으로 하는 테트라플루오로에틸렌(TFE)와 헥사플루오로프로필렌(HFP)의 동시 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0064777A KR100523561B1 (ko) | 2002-10-23 | 2002-10-23 | 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 |
US10/414,740 US6924402B2 (en) | 2002-10-23 | 2003-04-16 | Simultaneous preparation of tetrafluoroethylene and hexafluoropropylene |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0064777A KR100523561B1 (ko) | 2002-10-23 | 2002-10-23 | 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040036023A KR20040036023A (ko) | 2004-04-30 |
KR100523561B1 true KR100523561B1 (ko) | 2005-10-25 |
Family
ID=32105621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0064777A Expired - Lifetime KR100523561B1 (ko) | 2002-10-23 | 2002-10-23 | 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6924402B2 (ko) |
KR (1) | KR100523561B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8105482B1 (en) * | 1999-04-07 | 2012-01-31 | Ivanhoe Energy, Inc. | Rapid thermal processing of heavy hydrocarbon feedstocks |
US9707532B1 (en) | 2013-03-04 | 2017-07-18 | Ivanhoe Htl Petroleum Ltd. | HTL reactor geometry |
KR101723878B1 (ko) * | 2013-07-03 | 2017-04-06 | 한국화학연구원 | 이온성 액체를 이용한 테트라플루오로에틸렌의 제조시스템 및 제조방법 |
CN104016304B (zh) * | 2014-06-19 | 2015-11-04 | 聊城氟尔新材料科技有限公司 | 一种利用四氟乙烯副产的氯化氢气体制备浓盐酸的方法 |
CN108218665B (zh) * | 2016-12-22 | 2020-01-14 | 中昊晨光化工研究院有限公司 | 一种从四氟乙烯生产工艺中回收三氟乙烯的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3459818A (en) * | 1966-05-28 | 1969-08-05 | Asahi Glass Co Ltd | Process of producing tetrafluoroethylene and hexafluoropropylene |
US4849554A (en) * | 1987-04-10 | 1989-07-18 | Imperial Chemical Industries Plc | Production of tetrafluoroethylene and hexafluoropropylene |
KR960001699A (ko) * | 1994-06-21 | 1996-01-25 | 이헌조 | 냉장고의 자동제상시기 설정방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2759983A (en) | 1954-05-06 | 1956-08-21 | Du Pont | Pyrolysis process for preparing hexafluoropropene from tetrafluoroethylene polymer |
DE1073475B (de) * | 1958-07-29 | 1960-01-21 | Farbwerke Hoechst Aktiengesellschaft vormals Meister Lucius &. Brüning, Frankfurt/M | Verfahren zur Herstellung von Tetrafluoräthylen |
US3009966A (en) | 1960-02-08 | 1961-11-21 | Pennsalt Chemicals Corp | Production of fluorinated compounds |
NL288069A (ko) * | 1962-01-24 | |||
US3446858A (en) | 1963-03-30 | 1969-05-27 | Daikin Ind Ltd | Process for the manufacture of hexafluoropropene |
DE1249853B (de) * | 1963-04-09 | 1967-09-14 | Daikin Kogyo Co Ltd, Osaka (Japan) | Verfahren zur Herstellung von Tetrafluorathylen |
-
2002
- 2002-10-23 KR KR10-2002-0064777A patent/KR100523561B1/ko not_active Expired - Lifetime
-
2003
- 2003-04-16 US US10/414,740 patent/US6924402B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3459818A (en) * | 1966-05-28 | 1969-08-05 | Asahi Glass Co Ltd | Process of producing tetrafluoroethylene and hexafluoropropylene |
US4849554A (en) * | 1987-04-10 | 1989-07-18 | Imperial Chemical Industries Plc | Production of tetrafluoroethylene and hexafluoropropylene |
KR960001699A (ko) * | 1994-06-21 | 1996-01-25 | 이헌조 | 냉장고의 자동제상시기 설정방법 |
Non-Patent Citations (1)
Title |
---|
"공업화학", vol.10(2), p190-195, 1999, 한국공업화학회 * |
Also Published As
Publication number | Publication date |
---|---|
KR20040036023A (ko) | 2004-04-30 |
US6924402B2 (en) | 2005-08-02 |
US20040082822A1 (en) | 2004-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2013137409A1 (ja) | 2,3,3,3-テトラフルオロプロペンおよび1,1-ジフルオロエチレンの製造方法 | |
US9206096B2 (en) | Process for producing 2, 3, 3, 3-tetrafluoropropene | |
EP1411027A1 (en) | Method of chlorine purification and process for producing 1,2−dichloroethane | |
US9334209B2 (en) | Method for heat recovery in vinyl chloride monomer structures or in the structure composite dichloroethane/vinyl chloride, and device suitable for same | |
JP5975096B2 (ja) | 2,3,3,3−テトラフルオロプロペンおよび1,1−ジフルオロエチレンの製造方法 | |
KR100523561B1 (ko) | 테트라플루오로에틸렌과 헥사플루오로프로필렌의 동시제조방법 | |
CN113896613A (zh) | 一种合成氯甲烷的方法及装置 | |
JPH04228588A (ja) | 有機弗素化合物の製造方法 | |
KR100405895B1 (ko) | 헥사플루오로프로필렌(hfp)과옥타플루오로사이클로부탄(rc318)의 동시 제조방법 | |
WO2014080916A1 (ja) | 2,3,3,3-テトラフルオロプロペンの製造方法 | |
US3059035A (en) | Continuous process for producing methyl chloroform | |
CN116217538B (zh) | 一种低温氧化合成碳酸亚乙烯酯的方法 | |
CN114956953B (zh) | 制备六氟丙烯的工艺 | |
CN105237334B (zh) | 一种联产制备1,1,2-三氟三氯乙烷和1,1,1-三氟二氯乙烷的方法 | |
JPH01275539A (ja) | ヘキサフルオロプロペン製造方法 | |
KR101571532B1 (ko) | 비닐리덴 플루오라이드 제조장치 | |
KR102610983B1 (ko) | 고순도의 비닐리덴 플루오라이드 제조를 위한 장치 및 방법 | |
KR100405187B1 (ko) | 옥타플루오로사이클로부탄(rc318)의 제조방법 | |
KR20230077146A (ko) | 비닐리덴 플루오라이드 제조장치 및 제조방법 | |
CN1331066A (zh) | 制备全氟乙烷的方法 | |
US20060129005A1 (en) | Method of producing hydrofluorocarbons | |
CN106187675B (zh) | 一种生产四氯乙烯的方法 | |
JP2014101326A (ja) | 2,3,3,3−テトラフルオロプロペンの製造方法 | |
WO2024176771A1 (ja) | フッ化ビニリデンの製造方法及びフッ化ビニリデンの製造装置 | |
JP2013227244A (ja) | 2,3,3,3−テトラフルオロプロペンの製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20021023 |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20050328 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20051013 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20051017 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20051018 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20080930 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20090930 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20101001 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20111007 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20121012 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20121012 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20130930 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20130930 Start annual number: 9 End annual number: 9 |
|
FPAY | Annual fee payment |
Payment date: 20140930 Year of fee payment: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20140930 Start annual number: 10 End annual number: 10 |
|
FPAY | Annual fee payment |
Payment date: 20151012 Year of fee payment: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20151012 Start annual number: 11 End annual number: 11 |
|
FPAY | Annual fee payment |
Payment date: 20170111 Year of fee payment: 12 |
|
PR1001 | Payment of annual fee |
Payment date: 20170111 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20171017 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20171017 Start annual number: 13 End annual number: 13 |
|
FPAY | Annual fee payment |
Payment date: 20181004 Year of fee payment: 14 |
|
PR1001 | Payment of annual fee |
Payment date: 20181004 Start annual number: 14 End annual number: 14 |
|
FPAY | Annual fee payment |
Payment date: 20190925 Year of fee payment: 15 |
|
PR1001 | Payment of annual fee |
Payment date: 20190925 Start annual number: 15 End annual number: 15 |
|
PR1001 | Payment of annual fee |
Payment date: 20201005 Start annual number: 16 End annual number: 16 |
|
PR1001 | Payment of annual fee |
Payment date: 20211006 Start annual number: 17 End annual number: 17 |
|
PR1001 | Payment of annual fee |
Payment date: 20221017 Start annual number: 18 End annual number: 18 |
|
PC1801 | Expiration of term |
Termination date: 20230423 Termination category: Expiration of duration |