GB1175877A - Recrystallization by Direct Cooling - Google Patents
Recrystallization by Direct CoolingInfo
- Publication number
- GB1175877A GB1175877A GB35110/67A GB3511067A GB1175877A GB 1175877 A GB1175877 A GB 1175877A GB 35110/67 A GB35110/67 A GB 35110/67A GB 3511067 A GB3511067 A GB 3511067A GB 1175877 A GB1175877 A GB 1175877A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tank
- slurry
- solvent
- passed
- temp
- 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
Links
- 238000001816 cooling Methods 0.000 title abstract 2
- 238000001953 recrystallisation Methods 0.000 title 1
- 239000002002 slurry Substances 0.000 abstract 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
- 239000002904 solvent Substances 0.000 abstract 5
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- 239000013078 crystal Substances 0.000 abstract 3
- GOUHYARYYWKXHS-UHFFFAOYSA-N 4-formylbenzoic acid Chemical compound OC(=O)C1=CC=C(C=O)C=C1 GOUHYARYYWKXHS-UHFFFAOYSA-N 0.000 abstract 2
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 abstract 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 abstract 2
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 abstract 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N Methyl ethyl ketone Natural products CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 abstract 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 abstract 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000002826 coolant Substances 0.000 abstract 1
- 239000012065 filter cake Substances 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229940043265 methyl isobutyl ketone Drugs 0.000 abstract 1
- -1 methylethyl Chemical group 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0009—Crystallisation cooling by heat exchange by direct heat exchange with added cooling fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57675366A | 1966-09-01 | 1966-09-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1175877A true GB1175877A (en) | 1970-01-01 |
Family
ID=24305854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB35110/67A Expired GB1175877A (en) | 1966-09-01 | 1967-07-31 | Recrystallization by Direct Cooling |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4939749B1 (enrdf_load_stackoverflow) |
| BE (1) | BE703198A (enrdf_load_stackoverflow) |
| CH (1) | CH479331A (enrdf_load_stackoverflow) |
| DE (1) | DE1619785B2 (enrdf_load_stackoverflow) |
| GB (1) | GB1175877A (enrdf_load_stackoverflow) |
| NL (1) | NL6712014A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006088470A3 (en) * | 2004-04-09 | 2007-03-29 | Gtc Technology Inc | Purification of carboxylic acids by complexation with selective solvents |
| CN107537175A (zh) * | 2017-10-18 | 2018-01-05 | 无锡力马化工机械有限公司 | 一种弹性刮板式结晶器 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5375252U (enrdf_load_stackoverflow) * | 1976-11-22 | 1978-06-23 | ||
| CN112274963B (zh) * | 2020-09-27 | 2022-05-13 | 联峰钢铁（张家港）有限公司 | 一种连铸圆坯生产用结晶器 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1433325A (fr) * | 1963-03-29 | 1966-04-01 | Standard Oil Co | Perfectionnements à la purification de l'acide téréphtalique |
-
1967
- 1967-07-31 GB GB35110/67A patent/GB1175877A/en not_active Expired
- 1967-08-24 DE DE1967M0075292 patent/DE1619785B2/de active Pending
- 1967-08-28 BE BE703198D patent/BE703198A/xx unknown
- 1967-08-31 CH CH1219567A patent/CH479331A/de not_active IP Right Cessation
- 1967-08-31 JP JP42055590A patent/JPS4939749B1/ja active Pending
- 1967-09-01 NL NL6712014A patent/NL6712014A/xx unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006088470A3 (en) * | 2004-04-09 | 2007-03-29 | Gtc Technology Inc | Purification of carboxylic acids by complexation with selective solvents |
| US7307188B2 (en) | 2004-04-09 | 2007-12-11 | Gtc Technology, Inc. | Purification of carboxylic acids by complexation with selective solvents |
| KR100947754B1 (ko) * | 2004-04-09 | 2010-03-18 | 지티씨 테크놀러지 인코포레이티드 | 선택적 용매를 사용하는 착화에 의한 카복실산의 정제 |
| RU2395486C2 (ru) * | 2004-04-09 | 2010-07-27 | ДжиТиСи ТЕКНОЛОДЖИ ИНК. | Очистка карбоновых кислот путем комплексообразования с селективными растворителями |
| CN107537175A (zh) * | 2017-10-18 | 2018-01-05 | 无锡力马化工机械有限公司 | 一种弹性刮板式结晶器 |
| CN107537175B (zh) * | 2017-10-18 | 2024-04-30 | 无锡力马化工机械有限公司 | 一种弹性刮板式结晶器 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL6712014A (enrdf_load_stackoverflow) | 1968-03-04 |
| DE1619785B2 (de) | 1977-01-20 |
| DE1619785A1 (de) | 1971-07-15 |
| CH479331A (de) | 1969-10-15 |
| BE703198A (enrdf_load_stackoverflow) | 1968-02-28 |
| JPS4939749B1 (enrdf_load_stackoverflow) | 1974-10-28 |
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