GB1235208A - Purification of alkyl methacrylates - Google Patents
Purification of alkyl methacrylatesInfo
- Publication number
- GB1235208A GB1235208A GB6066668A GB6066668A GB1235208A GB 1235208 A GB1235208 A GB 1235208A GB 6066668 A GB6066668 A GB 6066668A GB 6066668 A GB6066668 A GB 6066668A GB 1235208 A GB1235208 A GB 1235208A
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquid
- crystals
- stream
- methacrylate
- alkyl methacrylate
- 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
- -1 alkyl methacrylates Chemical class 0.000 title abstract 10
- 238000000746 purification Methods 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 abstract 9
- 239000013078 crystal Substances 0.000 abstract 8
- 239000012535 impurity Substances 0.000 abstract 4
- 239000002002 slurry Substances 0.000 abstract 4
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 abstract 2
- 238000002844 melting Methods 0.000 abstract 2
- 230000008018 melting Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- BHIWKHZACMWKOJ-UHFFFAOYSA-N methyl isobutyrate Chemical compound COC(=O)C(C)C BHIWKHZACMWKOJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- JGFBQFKZKSSODQ-UHFFFAOYSA-N Isothiocyanatocyclopropane Chemical group S=C=NC1CC1 JGFBQFKZKSSODQ-UHFFFAOYSA-N 0.000 abstract 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical group COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 abstract 1
- PWLNAUNEAKQYLH-UHFFFAOYSA-N butyric acid octyl ester Natural products CCCCCCCCOC(=O)CCC PWLNAUNEAKQYLH-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 abstract 1
- WDAXFOBOLVPGLV-UHFFFAOYSA-N isobutyric acid ethyl ester Natural products CCOC(=O)C(C)C WDAXFOBOLVPGLV-UHFFFAOYSA-N 0.000 abstract 1
- UUIQMZJEGPQKFD-UHFFFAOYSA-N n-butyric acid methyl ester Natural products CCCC(=O)OC UUIQMZJEGPQKFD-UHFFFAOYSA-N 0.000 abstract 1
- 238000005839 oxidative dehydrogenation reaction Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/64—Magnetic lenses
- H01J29/68—Magnetic lenses using permanent magnets only
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69339267A | 1967-12-26 | 1967-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1235208A true GB1235208A (en) | 1971-06-09 |
Family
ID=24784465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6066668A Expired GB1235208A (en) | 1967-12-26 | 1968-12-20 | Purification of alkyl methacrylates |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1816795A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1598545A (enrdf_load_stackoverflow) |
| GB (1) | GB1235208A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999002481A1 (en) * | 1997-07-12 | 1999-01-21 | Ineos Acrylics Uk Limited | Process for the production of methyl methacrylate |
| US6380427B1 (en) * | 1997-07-30 | 2002-04-30 | Mitsubishi Rayon Co., Ltd. | Process for purification of (meth)acrylic acid |
| GB202118029D0 (en) | 2021-12-13 | 2022-01-26 | Mitsubishi Chemical Uk Ltd | A process for purification of crude methyl methacrylate |
-
1968
- 1968-12-20 FR FR1598545D patent/FR1598545A/fr not_active Expired
- 1968-12-20 GB GB6066668A patent/GB1235208A/en not_active Expired
- 1968-12-23 DE DE19681816795 patent/DE1816795A1/de active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999002481A1 (en) * | 1997-07-12 | 1999-01-21 | Ineos Acrylics Uk Limited | Process for the production of methyl methacrylate |
| US6670501B1 (en) | 1997-07-12 | 2003-12-30 | Lucite International Uk Limited | Process for the production of methyl methacrylate |
| US6380427B1 (en) * | 1997-07-30 | 2002-04-30 | Mitsubishi Rayon Co., Ltd. | Process for purification of (meth)acrylic acid |
| GB202118029D0 (en) | 2021-12-13 | 2022-01-26 | Mitsubishi Chemical Uk Ltd | A process for purification of crude methyl methacrylate |
| WO2023111533A1 (en) | 2021-12-13 | 2023-06-22 | Mitsubishi Chemical UK Limited | A process for purification of crude methyl methacrylate |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1816795A1 (de) | 1969-07-17 |
| FR1598545A (enrdf_load_stackoverflow) | 1970-07-06 |
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