WO2001074487A1 - Procede de separation d'un compose imide - Google Patents
Procede de separation d'un compose imide Download PDFInfo
- Publication number
- WO2001074487A1 WO2001074487A1 PCT/JP2001/002844 JP0102844W WO0174487A1 WO 2001074487 A1 WO2001074487 A1 WO 2001074487A1 JP 0102844 W JP0102844 W JP 0102844W WO 0174487 A1 WO0174487 A1 WO 0174487A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- imide compound
- crystallization
- extraction
- imide
- formula
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/44—Iso-indoles; Hydrogenated iso-indoles
- C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/006—Catalysts comprising hydrides, coordination complexes or organic compounds comprising organic radicals, e.g. TEMPO
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0245—Nitrogen containing compounds being derivatives of carboxylic or carbonic acids
- B01J31/0247—Imides, amides or imidates (R-C=NR(OR))
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/40—Regeneration or reactivation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/48—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by oxidation reactions with formation of hydroxy groups
- C07C29/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by oxidation reactions with formation of hydroxy groups with molecular oxygen only
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/36—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in compounds containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/70—Oxidation reactions, e.g. epoxidation, (di)hydroxylation, dehydrogenation and analogues
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- 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
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/75—Cobalt
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60143516T DE60143516D1 (de) | 2000-04-04 | 2001-03-30 | Verfahren zur trennung einer imidverbindung |
EP01917773A EP1273343B1 (en) | 2000-04-04 | 2001-03-30 | Method of separating imide compound |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000102795A JP4524020B2 (ja) | 2000-04-04 | 2000-04-04 | イミド系触媒の再生方法及びイミド系触媒を用いた製造プロセス |
JP2000102796A JP2001288122A (ja) | 2000-04-04 | 2000-04-04 | 反応生成物と触媒との分離方法 |
JP2000-102795 | 2000-04-04 | ||
JP2000-102796 | 2000-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001074487A1 true WO2001074487A1 (fr) | 2001-10-11 |
WO2001074487A9 WO2001074487A9 (fr) | 2002-07-18 |
Family
ID=26589469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/002844 WO2001074487A1 (fr) | 2000-04-04 | 2001-03-30 | Procede de separation d'un compose imide |
Country Status (7)
Country | Link |
---|---|
US (1) | US7285684B2 (ja) |
EP (1) | EP1273343B1 (ja) |
KR (1) | KR100817338B1 (ja) |
CN (1) | CN1229179C (ja) |
DE (1) | DE60143516D1 (ja) |
TW (1) | TWI239268B (ja) |
WO (1) | WO2001074487A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7351339B2 (en) * | 2002-01-24 | 2008-04-01 | Basf Aktiengesellschaft | Method for the separation of acids from chemical reaction mixtures by means of ionic fluids |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4436905B2 (ja) * | 2000-12-14 | 2010-03-24 | ダイセル化学工業株式会社 | ジカルボン酸の製造方法 |
US20050139548A1 (en) * | 2003-12-31 | 2005-06-30 | The Boc Group, Inc. | Extraction and oxidation process |
US6977049B2 (en) | 2003-12-31 | 2005-12-20 | The Boc Group, Inc. | Treatment process for industrial waste stream |
US7910749B2 (en) * | 2005-03-07 | 2011-03-22 | Daicel Chemical Industrial, Ltd. | Methods for oxidizing organic compounds |
US8487138B2 (en) * | 2007-08-22 | 2013-07-16 | Exxonmobil Chemical Patents Inc. | Oxidation of hydrocarbons |
US8658839B2 (en) * | 2007-10-31 | 2014-02-25 | Exxonmobil Chemical Patents Inc. | Oxidation of hydrocarbons |
US8658835B2 (en) | 2007-10-31 | 2014-02-25 | Exxonmobil Chemical Patents Inc. | Oxidation of hydrocarbons |
US8658836B2 (en) * | 2007-10-31 | 2014-02-25 | Exxonmobil Chemical Patents Inc. | Oxidation of hydrocarbons |
WO2009117487A2 (en) | 2008-03-18 | 2009-09-24 | Gtc Technology, Lp | Improved systems and processes for the production of isophthalic acid and terephthalic acid |
CN102177120B (zh) * | 2008-10-10 | 2015-01-28 | 埃克森美孚化学专利公司 | 烃的氧化 |
CN102227405A (zh) | 2008-12-15 | 2011-10-26 | 埃克森美孚化学专利公司 | 烷基芳族化合物的氧化 |
AU2010244930B2 (en) * | 2009-05-04 | 2016-07-28 | Liminal Biosciences Limited | Substituted aromatic compounds and pharmaceutical uses thereof |
WO2011066037A1 (en) * | 2009-11-25 | 2011-06-03 | Exxonmobil Chemical Patents Inc. | Oxidation of hydrocarbons |
CN102666482B (zh) * | 2009-11-25 | 2015-03-04 | 埃克森美孚化学专利公司 | 烃的氧化 |
WO2012036824A1 (en) | 2010-09-14 | 2012-03-22 | Exxonmobil Chemical Patents Inc. | Oxidation of alkylbenzenes and cycloalkylbenzenes |
WO2012082232A1 (en) | 2010-12-17 | 2012-06-21 | Exxonmobil Chemical Patenst Inc. | Process for producing cycloalkylaromatic compounds |
CN103476751B (zh) | 2011-03-28 | 2016-03-09 | 埃克森美孚化学专利公司 | 生产氢过氧化环己基苯的方法 |
US9278897B2 (en) | 2012-09-17 | 2016-03-08 | Exxonmobil Chemical Patents Inc. | Process for producing phenol and/or cyclohexanone from cyclohexylbenzene |
US9272974B2 (en) | 2012-09-17 | 2016-03-01 | Exxonmobil Chemical Patents Inc. | Process for producing phenol and/or cyclohexanone from cyclohexylbenzene |
EP2895443A1 (en) | 2012-09-17 | 2015-07-22 | ExxonMobil Chemical Patents Inc. | Process for producing phenol and/or cyclohexanone from cyclohexylbenzene |
WO2014088842A1 (en) | 2012-12-06 | 2014-06-12 | Exxonmobil Chemical Patents Inc. | Process for producing phenol |
SG11201503421WA (en) | 2012-12-06 | 2015-05-28 | Exxonmobil Chem Patents Inc | Process for producing phenol |
CN104672102A (zh) * | 2013-11-30 | 2015-06-03 | 沈阳药科大学 | O-取代烷基羟胺的制备方法 |
WO2017204936A1 (en) * | 2016-05-26 | 2017-11-30 | Exxonmobil Chemical Patents Inc. | Production of cyclic imides suitable for oxidation catalysis |
WO2017204935A1 (en) * | 2016-05-26 | 2017-11-30 | Exxonmobil Chemical Patents Inc. | Production of cyclic imides suitable for oxidation catalysis |
US20200360914A1 (en) * | 2017-12-04 | 2020-11-19 | The University Of North Carolina At Charlotte | Separation media, devices and applications thereof |
CN113025408A (zh) * | 2021-02-25 | 2021-06-25 | 任明洁 | 一种生物可降解润滑油及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS635076A (ja) * | 1986-06-24 | 1988-01-11 | Kawasaki Kasei Chem Ltd | 4−ヒドロキシフタルイミド化合物の製法 |
US5030739A (en) | 1985-04-17 | 1991-07-09 | Hoffman-La Roche Inc. | Process for the catalytic oxidation of isoprenoids having allylic groups |
EP0825165A2 (en) | 1996-08-20 | 1998-02-25 | Daicel Chemical Industries, Ltd. | A process for separating an oxidation reaction product and an oxidation catalyst |
JPH10114702A (ja) | 1996-08-20 | 1998-05-06 | Daicel Chem Ind Ltd | 酸化反応生成物と酸化触媒との分離方法 |
JPH11188265A (ja) | 1997-12-26 | 1999-07-13 | Daicel Chem Ind Ltd | イミド系触媒の再生方法およびイミド系触媒を用いた製造プロセス |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3434034B2 (ja) | 1994-08-02 | 2003-08-04 | ダイセル化学工業株式会社 | 酸化触媒およびそれを用いた酸化方法 |
JP3911060B2 (ja) | 1996-02-07 | 2007-05-09 | ダイセル化学工業株式会社 | 酸化触媒系およびそれを用いた酸化方法 |
JP3831012B2 (ja) | 1996-02-09 | 2006-10-11 | ダイセル化学工業株式会社 | 共役化合物の酸化方法 |
JP4272720B2 (ja) | 1997-01-14 | 2009-06-03 | ダイセル化学工業株式会社 | ニトロ化又はカルボキシル化用触媒、それを用いたニトロ化又はカルボキシル化方法、及びアダマンタン誘導体 |
JP4080026B2 (ja) | 1997-05-13 | 2008-04-23 | ダイセル化学工業株式会社 | エーテル類の酸化方法 |
JP4626896B2 (ja) | 1998-02-13 | 2011-02-09 | ダイセル化学工業株式会社 | アシル化剤とそれを用いたアシル化法、及びアダマンタン誘導体 |
JP4533469B2 (ja) | 1998-03-27 | 2010-09-01 | ダイセル化学工業株式会社 | 有機化合物の共酸化法、エポキシ化合物の製造法、及びエステル又はラクトンの製造法 |
-
2001
- 2001-03-30 EP EP01917773A patent/EP1273343B1/en not_active Expired - Lifetime
- 2001-03-30 WO PCT/JP2001/002844 patent/WO2001074487A1/ja active Application Filing
- 2001-03-30 US US09/980,588 patent/US7285684B2/en not_active Expired - Fee Related
- 2001-03-30 DE DE60143516T patent/DE60143516D1/de not_active Expired - Lifetime
- 2001-03-30 CN CNB018013341A patent/CN1229179C/zh not_active Expired - Fee Related
- 2001-03-30 KR KR1020017015567A patent/KR100817338B1/ko not_active IP Right Cessation
- 2001-04-04 TW TW090108097A patent/TWI239268B/zh not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5030739A (en) | 1985-04-17 | 1991-07-09 | Hoffman-La Roche Inc. | Process for the catalytic oxidation of isoprenoids having allylic groups |
JPS635076A (ja) * | 1986-06-24 | 1988-01-11 | Kawasaki Kasei Chem Ltd | 4−ヒドロキシフタルイミド化合物の製法 |
EP0825165A2 (en) | 1996-08-20 | 1998-02-25 | Daicel Chemical Industries, Ltd. | A process for separating an oxidation reaction product and an oxidation catalyst |
JPH10114702A (ja) | 1996-08-20 | 1998-05-06 | Daicel Chem Ind Ltd | 酸化反応生成物と酸化触媒との分離方法 |
JPH11188265A (ja) | 1997-12-26 | 1999-07-13 | Daicel Chem Ind Ltd | イミド系触媒の再生方法およびイミド系触媒を用いた製造プロセス |
Non-Patent Citations (1)
Title |
---|
See also references of EP1273343A4 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7351339B2 (en) * | 2002-01-24 | 2008-04-01 | Basf Aktiengesellschaft | Method for the separation of acids from chemical reaction mixtures by means of ionic fluids |
Also Published As
Publication number | Publication date |
---|---|
CN1380838A (zh) | 2002-11-20 |
KR100817338B1 (ko) | 2008-03-26 |
EP1273343A1 (en) | 2003-01-08 |
US20020169331A1 (en) | 2002-11-14 |
TWI239268B (en) | 2005-09-11 |
KR20020016816A (ko) | 2002-03-06 |
DE60143516D1 (de) | 2011-01-05 |
US7285684B2 (en) | 2007-10-23 |
WO2001074487A9 (fr) | 2002-07-18 |
EP1273343A4 (en) | 2003-09-17 |
EP1273343B1 (en) | 2010-11-24 |
CN1229179C (zh) | 2005-11-30 |
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