CN101636371B - 生产双酚a的方法 - Google Patents
生产双酚a的方法 Download PDFInfo
- Publication number
- CN101636371B CN101636371B CN200880004965.0A CN200880004965A CN101636371B CN 101636371 B CN101636371 B CN 101636371B CN 200880004965 A CN200880004965 A CN 200880004965A CN 101636371 B CN101636371 B CN 101636371B
- Authority
- CN
- China
- Prior art keywords
- phenol
- reaction
- crystallization
- bpa
- dihydroxyphenyl propane
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000008569 process Effects 0.000 title claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 76
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000002425 crystallisation Methods 0.000 claims abstract description 67
- 230000008025 crystallization Effects 0.000 claims abstract description 65
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 59
- 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 claims abstract description 37
- 238000006317 isomerization reaction Methods 0.000 claims abstract description 17
- 238000001640 fractional crystallisation Methods 0.000 claims abstract description 16
- 239000002904 solvent Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000006482 condensation reaction Methods 0.000 claims abstract description 12
- 239000003456 ion exchange resin Substances 0.000 claims abstract description 7
- 229920003303 ion-exchange polymer Polymers 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 48
- 239000000203 mixture Substances 0.000 claims description 33
- MNAHQWDCXOHBHK-UHFFFAOYSA-N 1-phenylpropane-1,1-diol Chemical compound CCC(O)(O)C1=CC=CC=C1 MNAHQWDCXOHBHK-UHFFFAOYSA-N 0.000 claims description 30
- 150000002989 phenols Chemical class 0.000 claims description 26
- 239000006227 byproduct Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000003054 catalyst Substances 0.000 claims description 13
- 239000000047 product Substances 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000011541 reaction mixture Substances 0.000 claims description 9
- 238000003421 catalytic decomposition reaction Methods 0.000 claims description 8
- 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 claims description 6
- 238000006277 sulfonation reaction Methods 0.000 claims description 6
- WUQYBSRMWWRFQH-UHFFFAOYSA-N 2-prop-1-en-2-ylphenol Chemical compound CC(=C)C1=CC=CC=C1O WUQYBSRMWWRFQH-UHFFFAOYSA-N 0.000 claims description 5
- 230000015556 catabolic process Effects 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 5
- 238000006731 degradation reaction Methods 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims description 4
- 239000001294 propane Substances 0.000 claims description 4
- 238000001149 thermolysis Methods 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007859 condensation product Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 238000005342 ion exchange Methods 0.000 claims description 3
- 239000000706 filtrate Substances 0.000 claims description 2
- 150000007529 inorganic bases Chemical class 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000012451 post-reaction mixture Substances 0.000 abstract 1
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 8
- 239000012452 mother liquor Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 229930185605 Bisphenol Natural products 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- JAGRUUPXPPLSRX-UHFFFAOYSA-N 4-prop-1-en-2-ylphenol Chemical compound CC(=C)C1=CC=C(O)C=C1 JAGRUUPXPPLSRX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- XZKRXPZXQLARHH-UHFFFAOYSA-N buta-1,3-dienylbenzene Chemical compound C=CC=CC1=CC=CC=C1 XZKRXPZXQLARHH-UHFFFAOYSA-N 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 description 2
- -1 2,2-dimethylthiazole alkane Chemical class 0.000 description 1
- CMQUQOHNANGDOR-UHFFFAOYSA-N 2,3-dibromo-4-(2,4-dibromo-5-hydroxyphenyl)phenol Chemical compound BrC1=C(Br)C(O)=CC=C1C1=CC(O)=C(Br)C=C1Br CMQUQOHNANGDOR-UHFFFAOYSA-N 0.000 description 1
- MLCQXUZZAXKTSG-UHFFFAOYSA-N 2-[2-(4-hydroxyphenyl)propan-2-yl]phenol Chemical compound C=1C=CC=C(O)C=1C(C)(C)C1=CC=C(O)C=C1 MLCQXUZZAXKTSG-UHFFFAOYSA-N 0.000 description 1
- CQOZJDNCADWEKH-UHFFFAOYSA-N 2-[3,3-bis(2-hydroxyphenyl)propyl]phenol Chemical compound OC1=CC=CC=C1CCC(C=1C(=CC=CC=1)O)C1=CC=CC=C1O CQOZJDNCADWEKH-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 125000004203 4-hydroxyphenyl group Chemical group [H]OC1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-N Formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 1
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- CJGQCZLCSHUFMG-UHFFFAOYSA-N OOO.CC(C)C1=CC=CC=C1 Chemical compound OOO.CC(C)C1=CC=CC=C1 CJGQCZLCSHUFMG-UHFFFAOYSA-N 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- IYABWNGZIDDRAK-UHFFFAOYSA-N allene Chemical compound C=C=C IYABWNGZIDDRAK-UHFFFAOYSA-N 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- GPKFMIVTEHMOBH-UHFFFAOYSA-N cumene;hydrate Chemical compound O.CC(C)C1=CC=CC=C1 GPKFMIVTEHMOBH-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- CMPQUABWPXYYSH-UHFFFAOYSA-N phenyl phosphate Chemical compound OP(O)(=O)OC1=CC=CC=C1 CMPQUABWPXYYSH-UHFFFAOYSA-N 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical group CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000000066 reactive distillation Methods 0.000 description 1
- 238000006462 rearrangement reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
-
- 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
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PLP381757 | 2007-02-14 | ||
| PL381757A PL210812B1 (pl) | 2007-02-14 | 2007-02-14 | Sposób otrzymywania bisfenolu A |
| PCT/PL2008/000016 WO2008100165A1 (en) | 2007-02-14 | 2008-02-14 | Process for producing bisphenol a |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101636371A CN101636371A (zh) | 2010-01-27 |
| CN101636371B true CN101636371B (zh) | 2014-01-29 |
Family
ID=39233566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880004965.0A Expired - Fee Related CN101636371B (zh) | 2007-02-14 | 2008-02-14 | 生产双酚a的方法 |
Country Status (6)
| Country | Link |
|---|---|
| CN (1) | CN101636371B (ru) |
| DE (1) | DE112008000300T5 (ru) |
| PL (1) | PL210812B1 (ru) |
| RU (1) | RU2451663C2 (ru) |
| UA (1) | UA103301C2 (ru) |
| WO (1) | WO2008100165A1 (ru) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140038973A (ko) * | 2011-05-02 | 2014-03-31 | 사빅 이노베이티브 플라스틱스 아이피 비.브이. | 고순도 비스페놀 a 및 이로부터 제조된 폴리카보네이트 재료 |
| CN103502192A (zh) * | 2011-05-02 | 2014-01-08 | 沙特基础创新塑料Ip私人有限责任公司 | 高纯度双酚a和由其制备的聚碳酸酯材料 |
| US8735634B2 (en) * | 2011-05-02 | 2014-05-27 | Sabic Innovative Plastics Ip B.V. | Promoter catalyst system with solvent purification |
| US20120283485A1 (en) * | 2011-05-02 | 2012-11-08 | Umesh Krishna Hasyagar | Robust promoter catalyst system |
| US9290618B2 (en) | 2011-08-05 | 2016-03-22 | Sabic Global Technologies B.V. | Polycarbonate compositions having enhanced optical properties, methods of making and articles comprising the polycarbonate compositions |
| CN103172658B (zh) * | 2011-12-26 | 2016-01-20 | 宜昌人福药业有限责任公司 | 一种适合药用的前体药物晶型、制备方法及药用组合物 |
| EP2810309A1 (en) | 2012-02-03 | 2014-12-10 | SABIC Innovative Plastics IP B.V. | Light emitting diode device and method for production thereof containing conversion material chemistry |
| EP2819981B1 (en) | 2012-02-29 | 2016-12-21 | SABIC Global Technologies B.V. | Process for producing low sulfur bisphenol a, processes for producing polycarbonate, articles made from polycarbonate |
| EP2820106B1 (en) | 2012-02-29 | 2017-11-22 | SABIC Global Technologies B.V. | Polycarbonate compositions containing conversion material chemistry and having enhanced optical properties, methods of making and articles comprising the same |
| US9346949B2 (en) | 2013-02-12 | 2016-05-24 | Sabic Global Technologies B.V. | High reflectance polycarbonate |
| PL219656B1 (pl) * | 2012-08-23 | 2015-06-30 | Inst Ciężkiej Syntezy Organicznej Blachownia | Sposób transformacji produktów ubocznych w procesie syntezy bisfenolu A |
| WO2014066784A1 (en) | 2012-10-25 | 2014-05-01 | Sabic Innovative Plastics Ip B.V. | Light emitting diode devices, method of manufacture, uses thereof |
| WO2014186548A1 (en) | 2013-05-16 | 2014-11-20 | Sabic Innovative Plastics Ip B.V. | Branched polycarbonate compositions having conversion material chemistry and articles thereof |
| US9772086B2 (en) | 2013-05-29 | 2017-09-26 | Sabic Innovative Plastics Ip B.V. | Illuminating devices with color stable thermoplastic light transmitting articles |
| PL221981B1 (pl) | 2013-07-22 | 2016-06-30 | Hreczuch Wiesław MEXEO | Sposób otrzymywania bisfenolu A |
| RU2560183C1 (ru) * | 2014-08-08 | 2015-08-20 | Общество с ограниченной ответственностью "Научно-производственное объединение ЕВРОХИМ" | Способ получения катализатора для разложения алкилароматических гидропероксидов |
| CN107793296B (zh) * | 2015-08-12 | 2021-05-18 | 南通星辰合成材料有限公司 | 采用悬浮结晶与降膜结晶的组合工艺制备双酚a的方法 |
| US10604465B2 (en) * | 2016-12-20 | 2020-03-31 | Sabic Global Technologies B.V. | Method for manufacturing of bisphenol A |
| CN112409573B (zh) * | 2019-08-23 | 2023-06-20 | 南通星辰合成材料有限公司 | 一种副产多元酚环氧树脂及其制造方法与应用 |
| CN116535648B (zh) * | 2023-07-04 | 2024-05-03 | 山东浩然特塑股份有限公司 | 一种聚砜树脂的制备方法 |
| CN117717980A (zh) * | 2023-12-14 | 2024-03-19 | 天津大学 | 双酚a生产工艺及装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992009550A1 (en) * | 1990-11-24 | 1992-06-11 | Instytut Ciezkiej Syntezy Organicznej 'blachownia' | A process to obtain high-purity bisphenol a |
| EP1669339A1 (en) * | 2003-09-28 | 2006-06-14 | China Petroleum & Chemical Corporation | Method for preparing bisphenol a |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049569A (en) * | 1958-10-20 | 1962-08-14 | Union Carbide Corp | Production of 2, 2-bis(4-hydroxyphenyl) propane |
| GB1578952A (en) * | 1977-07-11 | 1980-11-12 | Shell Int Research | Preparation of bisphenols |
| GB1578225A (en) * | 1977-07-11 | 1980-11-05 | Shell Int Research | Preparation of bisphenols |
| SU798085A1 (ru) * | 1978-12-27 | 1981-01-23 | Предприятие П/Я Р-6830 | Способ выделени дифенилпро-пАНА" |
| US4590303A (en) * | 1985-06-03 | 1986-05-20 | General Electric Company | Method for making bisphenol |
| US4954661A (en) * | 1988-03-11 | 1990-09-04 | Mitsui Toatsu Chemicals, Inc. | Process for preparing high-purity bisphenol A |
| JPH08333290A (ja) * | 1995-06-12 | 1996-12-17 | Mitsubishi Chem Corp | ビスフェノールａの製造方法 |
| US5783733A (en) * | 1996-06-13 | 1998-07-21 | General Electric Company | Process for manufacture of bisphenol |
| USH1943H1 (en) * | 1998-12-15 | 2001-02-06 | General Electric Co. | Process for the manufacture of bisphenol-A |
| US6133486A (en) | 1998-12-30 | 2000-10-17 | General Electric Company | Phenol recovery from BPA process waste streams |
| TW530045B (en) | 1999-04-13 | 2003-05-01 | Idemitsu Petrochemical Co | Method of producing bisphenol A |
| US6858759B2 (en) * | 2002-12-20 | 2005-02-22 | General Electric Company | Process for manufacture of bisphenols |
| WO2007044139A1 (en) * | 2005-10-07 | 2007-04-19 | Badger Licensing Llc | Bisphenol-a plant yield enhancement |
| KR100767448B1 (ko) | 2006-06-30 | 2007-10-17 | 메디칸(주) | 원심분리기 및 원심분리방법 |
-
2007
- 2007-02-14 PL PL381757A patent/PL210812B1/pl unknown
-
2008
- 2008-02-14 WO PCT/PL2008/000016 patent/WO2008100165A1/en active Application Filing
- 2008-02-14 CN CN200880004965.0A patent/CN101636371B/zh not_active Expired - Fee Related
- 2008-02-14 RU RU2009134199/04A patent/RU2451663C2/ru active
- 2008-02-14 DE DE112008000300T patent/DE112008000300T5/de not_active Ceased
- 2008-02-14 UA UAA200908556A patent/UA103301C2/ru unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992009550A1 (en) * | 1990-11-24 | 1992-06-11 | Instytut Ciezkiej Syntezy Organicznej 'blachownia' | A process to obtain high-purity bisphenol a |
| EP1669339A1 (en) * | 2003-09-28 | 2006-06-14 | China Petroleum & Chemical Corporation | Method for preparing bisphenol a |
Also Published As
| Publication number | Publication date |
|---|---|
| PL210812B1 (pl) | 2012-03-30 |
| RU2009134199A (ru) | 2011-03-20 |
| UA103301C2 (ru) | 2013-10-10 |
| CN101636371A (zh) | 2010-01-27 |
| RU2451663C2 (ru) | 2012-05-27 |
| PL381757A1 (pl) | 2008-08-18 |
| WO2008100165A1 (en) | 2008-08-21 |
| DE112008000300T5 (de) | 2010-01-14 |
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