CA1178919A - Method and apparatus for inhibiting the formation of polymerized vinylaromatic compounds during distillative purification of vinylaromatic monomer - Google Patents
Method and apparatus for inhibiting the formation of polymerized vinylaromatic compounds during distillative purification of vinylaromatic monomerInfo
- Publication number
- CA1178919A CA1178919A CA000418210A CA418210A CA1178919A CA 1178919 A CA1178919 A CA 1178919A CA 000418210 A CA000418210 A CA 000418210A CA 418210 A CA418210 A CA 418210A CA 1178919 A CA1178919 A CA 1178919A
- Authority
- CA
- Canada
- Prior art keywords
- distillation
- column
- vinylaromatic
- vinylaromatic monomer
- fluorocarbon polymer
- 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
- 239000000178 monomer Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 32
- 150000001875 compounds Chemical class 0.000 title claims abstract description 20
- 230000002401 inhibitory effect Effects 0.000 title claims abstract description 14
- 238000000746 purification Methods 0.000 title claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 title claims description 21
- 238000004821 distillation Methods 0.000 claims abstract description 50
- 229920002313 fluoropolymer Polymers 0.000 claims abstract description 18
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 17
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 18
- -1 polytetrafluoroethylene Polymers 0.000 claims description 18
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 17
- 239000003112 inhibitor Substances 0.000 claims description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 15
- 238000009835 boiling Methods 0.000 claims description 13
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 7
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims description 6
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 15
- 238000009736 wetting Methods 0.000 abstract description 3
- 229920000642 polymer Polymers 0.000 description 18
- 229940058401 polytetrafluoroethylene Drugs 0.000 description 15
- 238000000576 coating method Methods 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 5
- 238000006356 dehydrogenation reaction Methods 0.000 description 4
- HYFLWBNQFMXCPA-UHFFFAOYSA-N 1-ethyl-2-methylbenzene Chemical compound CCC1=CC=CC=C1C HYFLWBNQFMXCPA-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000004996 alkyl benzenes Chemical class 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000013000 chemical inhibitor Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 2
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007700 distillative separation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/333,604 US4379736A (en) | 1981-12-23 | 1981-12-23 | Method and apparatus for inhibiting the formation of polymerized vinylaromatic compounds during distillative purification of vinylaromatic monomer |
| US333,604 | 1981-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1178919A true CA1178919A (en) | 1984-12-04 |
Family
ID=23303500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000418210A Expired CA1178919A (en) | 1981-12-23 | 1982-12-21 | Method and apparatus for inhibiting the formation of polymerized vinylaromatic compounds during distillative purification of vinylaromatic monomer |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4379736A (enExample) |
| JP (1) | JPS58110526A (enExample) |
| AU (1) | AU549412B2 (enExample) |
| BE (1) | BE895419A (enExample) |
| CA (1) | CA1178919A (enExample) |
| DE (1) | DE3247813A1 (enExample) |
| FR (1) | FR2518533B1 (enExample) |
| GB (1) | GB2111842B (enExample) |
| IT (1) | IT1155445B (enExample) |
| NL (1) | NL8204795A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3539776A1 (de) * | 1985-11-09 | 1987-05-21 | Basf Ag | Verfahren zur destillation vinylaromatischer verbindungen |
| JPH08259488A (ja) * | 1995-03-23 | 1996-10-08 | Mitsubishi Chem Corp | 反応生成ガスの採取方法 |
| DE19530291A1 (de) * | 1995-08-17 | 1997-02-20 | Basf Ag | Vorrichtung und Verfahren zum Stoffaustausch in Bodenkolonnen |
| JP4109784B2 (ja) | 1999-03-09 | 2008-07-02 | 株式会社日本触媒 | 蒸気分散装置を有する精製装置 |
| US6565071B2 (en) * | 2001-10-11 | 2003-05-20 | Amt International, Inc. | Liquid/gas contacting apparatus |
| US7128813B2 (en) * | 2002-05-01 | 2006-10-31 | Rohm And Haas Company | Process for manufacturing high purity methacrylic acid |
| CA2857821C (en) * | 2012-01-25 | 2015-09-08 | Asahi Kasei Chemicals Corporation | A method of separation |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2399340A (en) * | 1942-07-16 | 1946-04-30 | United Gas Improvement Co | Distillation of aromatic olefins |
| US2888386A (en) * | 1956-02-02 | 1959-05-26 | Dow Chemical Co | Method of distilling vinyltoluene |
| US2978387A (en) * | 1958-02-25 | 1961-04-04 | Phillips Petroleum Co | Method of stripping unreacted monomer using silicone coated apparatus |
| JPS4915153B1 (enExample) * | 1969-06-06 | 1974-04-12 | ||
| US3988213A (en) * | 1972-09-25 | 1976-10-26 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method of distilling vinyl compounds |
| US4118285A (en) * | 1975-04-29 | 1978-10-03 | Villanova University | Separation of liquid mixtures |
| FI59730C (fi) * | 1977-10-14 | 1981-10-12 | Alko Ab Oy | Laettskoett klockbottenkolonn foer destillering av grumliga och tilltaeppande vaetskor |
| US4177110A (en) * | 1978-07-18 | 1979-12-04 | Cosden Technology, Inc. | Method for the distillation of vinyl aromatic compounds using polymerization inhibitors with low-volatility |
| GB2059285B (en) * | 1979-10-03 | 1983-04-20 | Shafranovsky A V | Counter-current gas-liquid contact paratus |
-
1981
- 1981-12-23 US US06/333,604 patent/US4379736A/en not_active Expired - Fee Related
-
1982
- 1982-11-01 AU AU90037/82A patent/AU549412B2/en not_active Ceased
- 1982-11-26 JP JP57206269A patent/JPS58110526A/ja active Granted
- 1982-12-10 NL NL8204795A patent/NL8204795A/nl not_active Application Discontinuation
- 1982-12-14 GB GB08235618A patent/GB2111842B/en not_active Expired
- 1982-12-20 FR FR8221716A patent/FR2518533B1/fr not_active Expired
- 1982-12-21 BE BE0/209774A patent/BE895419A/fr not_active IP Right Cessation
- 1982-12-21 CA CA000418210A patent/CA1178919A/en not_active Expired
- 1982-12-23 DE DE19823247813 patent/DE3247813A1/de not_active Withdrawn
- 1982-12-23 IT IT24937/82A patent/IT1155445B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58110526A (ja) | 1983-07-01 |
| IT1155445B (it) | 1987-01-28 |
| GB2111842B (en) | 1985-05-22 |
| AU549412B2 (en) | 1986-01-23 |
| NL8204795A (nl) | 1983-07-18 |
| AU9003782A (en) | 1983-06-30 |
| JPH0249291B2 (enExample) | 1990-10-29 |
| IT8224937A0 (it) | 1982-12-23 |
| BE895419A (fr) | 1983-04-15 |
| US4379736A (en) | 1983-04-12 |
| GB2111842A (en) | 1983-07-13 |
| FR2518533A1 (fr) | 1983-06-24 |
| DE3247813A1 (de) | 1983-06-30 |
| FR2518533B1 (fr) | 1986-10-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |