JP6694519B2 - フェノールの精製方法 - Google Patents
フェノールの精製方法 Download PDFInfo
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- JP6694519B2 JP6694519B2 JP2018550363A JP2018550363A JP6694519B2 JP 6694519 B2 JP6694519 B2 JP 6694519B2 JP 2018550363 A JP2018550363 A JP 2018550363A JP 2018550363 A JP2018550363 A JP 2018550363A JP 6694519 B2 JP6694519 B2 JP 6694519B2
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- phenol
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- hydroxyacetone
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- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title claims description 90
- 238000000034 method Methods 0.000 title claims description 41
- 238000000746 purification Methods 0.000 title claims description 28
- XLSMFKSTNGKWQX-UHFFFAOYSA-N hydroxyacetone Chemical compound CC(=O)CO XLSMFKSTNGKWQX-UHFFFAOYSA-N 0.000 claims description 140
- 238000004821 distillation Methods 0.000 claims description 86
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 52
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 claims description 14
- -1 alkylaryl compound Chemical class 0.000 claims description 13
- OZXIZRZFGJZWBF-UHFFFAOYSA-N 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical compound CC1=CC(C)=CC(C)=C1OC1=C(C)C=C(C)C=C1C OZXIZRZFGJZWBF-UHFFFAOYSA-N 0.000 claims description 11
- GBGPVUAOTCNZPT-UHFFFAOYSA-N 2-Methylcumarone Chemical compound C1=CC=C2OC(C)=CC2=C1 GBGPVUAOTCNZPT-UHFFFAOYSA-N 0.000 claims description 11
- SHOJXDKTYKFBRD-UHFFFAOYSA-N mesityl oxide Natural products CC(C)=CC(C)=O SHOJXDKTYKFBRD-UHFFFAOYSA-N 0.000 claims description 11
- 239000011541 reaction mixture Substances 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 4
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 2
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- FZYCEURIEDTWNS-UHFFFAOYSA-N prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=CC=C1.CC(=C)C1=CC=CC=C1 FZYCEURIEDTWNS-UHFFFAOYSA-N 0.000 claims description 2
- CJWNFAKWHDOUKL-UHFFFAOYSA-N 2-(2-phenylpropan-2-yl)phenol Chemical compound C=1C=CC=C(O)C=1C(C)(C)C1=CC=CC=C1 CJWNFAKWHDOUKL-UHFFFAOYSA-N 0.000 claims 1
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 239000003456 ion exchange resin Substances 0.000 description 11
- 229920003303 ion-exchange polymer Polymers 0.000 description 11
- 238000003776 cleavage reaction Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 238000007254 oxidation reaction Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 7
- 238000009835 boiling Methods 0.000 description 7
- 238000004508 fractional distillation Methods 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 7
- 238000010992 reflux Methods 0.000 description 7
- 230000007017 scission Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 5
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000003377 acid catalyst Substances 0.000 description 4
- 239000003999 initiator Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 3
- 150000001728 carbonyl compounds Chemical class 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- BDCFWIDZNLCTMF-UHFFFAOYSA-N 2-phenylpropan-2-ol Chemical compound CC(C)(O)C1=CC=CC=C1 BDCFWIDZNLCTMF-UHFFFAOYSA-N 0.000 description 2
- IQVAERDLDAZARL-UHFFFAOYSA-N 2-phenylpropanal Chemical compound O=CC(C)C1=CC=CC=C1 IQVAERDLDAZARL-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000011973 solid acid Substances 0.000 description 2
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical class C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 description 1
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 1
- YHZQOKUDQQISEW-UHFFFAOYSA-N 4-Cumylphenol Natural products C1=CC(C(C)C)=CC=C1C1=CC=C(O)C=C1 YHZQOKUDQQISEW-UHFFFAOYSA-N 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 150000001341 alkaline earth metal compounds Chemical class 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
- 150000001412 amines Chemical class 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000006701 autoxidation reaction Methods 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 1
- 229940092714 benzenesulfonic acid Drugs 0.000 description 1
- 229940106691 bisphenol a Drugs 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- QBDSZLJBMIMQRS-UHFFFAOYSA-N p-Cumylphenol Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=CC=C1 QBDSZLJBMIMQRS-UHFFFAOYSA-N 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- ZCCKUOITFYNSQG-UHFFFAOYSA-N styrene;hydrate Chemical compound O.C=CC1=CC=CC=C1 ZCCKUOITFYNSQG-UHFFFAOYSA-N 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
- C07C37/78—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/36—Azeotropic distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/04—Phenol
-
- 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
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
- C07C45/84—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by azeotropic distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
本発明は、2016年11月14日付で出願された韓国特許出願第10−2016−0151394号と、2017年11月9日付で出願された韓国特許出願第10−2017−0148530号に基づいた優先権の利益を主張するとともに、当該韓国特許出願の文献に開示されている全ての内容を本明細書の一部として含む。
フェノール、アセトン及びヒドロキシアセトンを含むフィードが供給される中段投入部を有する蒸留カラム、前記蒸留カラムの上段に連結される第1ライン、前記蒸留カラムの下段に連結される第2ライン、並びに前記蒸留カラム及び第1ラインと連結される還流ポンプを含む精製装置を利用し、フィードを下記のような方法で精製した。
フェノール、アセトン及びヒドロキシアセトンを含むフィードが供給される中段投入部を有する蒸留カラム、前記蒸留カラムの上段に連結される第1ライン、前記蒸留カラムの下段に連結される第2ライン、並びに前記蒸留カラム及び第1ラインと連結される還流ポンプを含む精製装置を利用し、フィードを下記のような方法で精製した。
実施例1から実施例9、参考例1から2、比較例1から比較例4の第2分画の構成成分をガスクロマトグラフィーを利用して分析し、その結果を下記表4に示した。
実施例1から実施例3、比較例2の第2分画内のヒドロキシアセトンの含量と、蒸留カラムのリボイラーで費やされるエネルギー(reboiler duty)との相関関係を図2に示した。
10 中段投入部
11 第1ライン
12 第2ライン
21 還流冷却器
22 熱交換器
Claims (6)
- フェノール、アセトン、ヒドロキシアセトン及び水を含むフィードを、60から95℃の温度で蒸留カラムに供給するステップと、
前記フィードを、前記アセトンを含んで前記蒸留カラムの上部に分離される第1分画、及び前記フェノールを含んで前記蒸留カラムの下部に分離される第2分画に分離するステップと、
前記第1分画及び前記第2分画をそれぞれ回収するステップと
を含み、
前記蒸留カラムは、フィードが流入される中段投入部と、第1分画が排出される第1ラインと、第2分画が排出される第2ラインとを含んでなり、
前記蒸留カラムは、中段部に排出されるラインを備えておらず、
前記フィードは、総重量に対し、
前記フェノール40重量%から70重量%と、
前記アセトン15重量%から45重量%と、
前記ヒドロキシアセトン0.02重量%から5重量%と、
前記水9重量%から11重量%とを含むことを特徴とするフェノールの精製方法。 - 前記フィードは、アルキルアリール化合物を酸化させてアルキルアリールヒドロペルオキシド及び未反応されたアルキルアリール化合物を含む反応混合物を形成し、前記反応混合物を分裂反応させて生成されたものであることを特徴とする請求項1に記載のフェノールの精製方法。
- 前記フィードは、クメン、α−メチルスチレン、メタノール、アセトアルデヒド、ホルムアルデヒド、クミルフェノール、ジクミルペルオキシド、α−メチルスチレンダイマー、メシチルオキシド、2−メチルベンゾフラン及びフェノールタールからなる群より選択される1種以上を含むことを特徴とする請求項2に記載のフェノールの精製方法。
- 前記フィードは、75から95℃の温度で前記カラムに供給されることを特徴とする請求項1〜3のいずれかに記載のフェノールの精製方法。
- 前記フィードのpHは、3から10であることを特徴とする請求項1〜4のいずれかに記載のフェノールの精製方法。
- 前記第2分画内のヒドロキシアセトンは、重量基準で200ppm以下であることを特徴とする請求項1〜5のいずれかに記載のフェノールの精製方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2016-0151394 | 2016-11-14 | ||
KR20160151394 | 2016-11-14 | ||
KR10-2017-0148530 | 2017-11-09 | ||
KR1020170148530A KR102040059B1 (ko) | 2016-11-14 | 2017-11-09 | 페놀의 정제 방법 |
PCT/KR2017/012740 WO2018088846A1 (ko) | 2016-11-14 | 2017-11-10 | 페놀의 정제 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019509324A JP2019509324A (ja) | 2019-04-04 |
JP6694519B2 true JP6694519B2 (ja) | 2020-05-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018550363A Active JP6694519B2 (ja) | 2016-11-14 | 2017-11-10 | フェノールの精製方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10532968B2 (ja) |
EP (1) | EP3388412B1 (ja) |
JP (1) | JP6694519B2 (ja) |
KR (1) | KR102040059B1 (ja) |
CN (1) | CN108602743B (ja) |
Family Cites Families (15)
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GB1021759A (en) * | 1963-03-27 | 1966-03-09 | Mitsui Petrochemical Ind | A process for the manufacture of highly pure phenol |
US5254751A (en) | 1992-09-14 | 1993-10-19 | General Electric Company | Method for the decomposition of cumene hydroperoxide by acidic catalyst to phenol and acetone |
DE10021482A1 (de) * | 2000-05-03 | 2001-11-08 | Phenolchemie Gmbh & Co Kg | Verfahren zur thermischen Nachbehandlung von Spaltprodukt aus der säurekatalysierten Spaltung von Cumolhydroperoxid |
JP4714969B2 (ja) | 2000-08-02 | 2011-07-06 | イビデン株式会社 | 燃料電池用改質器及びその製造方法 |
DE10060503A1 (de) * | 2000-12-06 | 2002-06-20 | Phenolchemie Gmbh & Co Kg | Verfahren und Vorrichtung zur destillativen Aufarbeitung von Spaltproduktgemischen, welche bei der Spaltung von Alkylarylhydroperoxiden anfallen |
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US7034192B2 (en) * | 2004-03-24 | 2006-04-25 | Sunoco Inc. (R&M) | Method for removal of acetol from phenol |
EP1847523A1 (en) * | 2006-04-18 | 2007-10-24 | INEOS Phenol GmbH & Co. KG | Method for treating phenol |
JP2009263356A (ja) | 2008-03-31 | 2009-11-12 | Ube Ind Ltd | 醗酵アルコールの精製処理方法 |
CA2748247C (en) | 2008-12-26 | 2019-04-02 | Jx Nippon Oil & Energy Corporation | Method for refining dicyclopentadiene |
KR101378274B1 (ko) * | 2010-06-08 | 2014-04-01 | 주식회사 엘지화학 | 페놀 불순물 제거 방법 |
BR112015001653A2 (pt) | 2012-09-06 | 2017-07-04 | Lg Chemical Ltd | método e aparelho para a preparação de álcool isopropílico |
JP2015178475A (ja) | 2014-03-19 | 2015-10-08 | 三菱化学株式会社 | 高純度フェノール |
JP6294798B2 (ja) * | 2014-09-17 | 2018-03-14 | 三井化学株式会社 | 粗フェノール中のヒドロキシアセトンを低減させる方法、ヒドロキシアセトンが少ない粗フェノールの製造方法および高純度フェノールの製造方法 |
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US10532968B2 (en) | 2020-01-14 |
KR20180054457A (ko) | 2018-05-24 |
EP3388412A4 (en) | 2019-02-13 |
EP3388412A1 (en) | 2018-10-17 |
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