DE3875886D1 - Dampfphasen-bromierung von aromatischen verbindungen. - Google Patents
Dampfphasen-bromierung von aromatischen verbindungen.Info
- Publication number
- DE3875886D1 DE3875886D1 DE8888903546T DE3875886T DE3875886D1 DE 3875886 D1 DE3875886 D1 DE 3875886D1 DE 8888903546 T DE8888903546 T DE 8888903546T DE 3875886 T DE3875886 T DE 3875886T DE 3875886 D1 DE3875886 D1 DE 3875886D1
- Authority
- DE
- Germany
- Prior art keywords
- browning
- aromatic compounds
- steam phase
- steam
- phase
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/15—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination
- C07C17/152—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons
- C07C17/156—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons of unsaturated hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/029,951 US4814525A (en) | 1987-03-25 | 1987-03-25 | Vapor phase bromination of aromatic compounds |
PCT/US1988/000797 WO1988007513A1 (en) | 1987-03-25 | 1988-03-16 | Improved vapor phase bromination of aromatic compounds |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3875886D1 true DE3875886D1 (de) | 1992-12-17 |
DE3875886T2 DE3875886T2 (de) | 1993-06-03 |
Family
ID=21851751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888903546T Expired - Fee Related DE3875886T2 (de) | 1987-03-25 | 1988-03-16 | Dampfphasen-bromierung von aromatischen verbindungen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4814525A (de) |
EP (1) | EP0307457B1 (de) |
JP (1) | JPH01503066A (de) |
KR (1) | KR890700554A (de) |
CA (1) | CA1298317C (de) |
DE (1) | DE3875886T2 (de) |
WO (1) | WO1988007513A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH675425A5 (de) * | 1988-08-24 | 1990-09-28 | Ciba Geigy Ag | |
US5136107A (en) * | 1990-06-04 | 1992-08-04 | Ethyl Corporation | Process for halogenating aromatic compounds |
US5055235A (en) * | 1990-12-12 | 1991-10-08 | Ethyl Corporation | Bromination process |
US6518468B1 (en) | 1994-09-16 | 2003-02-11 | Albemarle Corporation | Bromination process |
US6743825B1 (en) * | 2001-08-03 | 2004-06-01 | Albemarle Corporation | Poly(bromoaryl)alkane additives and methods for their preparation and use |
DE60235833D1 (de) | 2001-12-21 | 2010-05-12 | Chemtura Corp | Verfahren und vorrichtung zur herstellung von decabromdiphenylalkanen |
US20070181464A1 (en) * | 2003-06-20 | 2007-08-09 | Alexei Konovalov | Alkali-free demercaptanization catalist for hydrocarbon composition |
WO2013081034A1 (ja) * | 2011-12-01 | 2013-06-06 | 国立大学法人岡山大学 | ハロゲン化触媒及びその製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6609732A (de) * | 1966-07-12 | 1968-01-15 | ||
DE2227439B2 (de) * | 1972-06-06 | 1977-05-05 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Chlorierung oder bromierung phenolischer verbindungen |
FR2236818B1 (de) * | 1973-07-13 | 1976-04-30 | Ugine Kuhlmann | |
SU825479A1 (ru) * | 1979-06-22 | 1981-04-30 | Inst Khim Ural Nauchnogo Tsent | Способ получени 5-бромпсевдокумола |
-
1987
- 1987-03-25 US US07/029,951 patent/US4814525A/en not_active Expired - Fee Related
-
1988
- 1988-03-16 WO PCT/US1988/000797 patent/WO1988007513A1/en active IP Right Grant
- 1988-03-16 CA CA000561611A patent/CA1298317C/en not_active Expired - Fee Related
- 1988-03-16 DE DE8888903546T patent/DE3875886T2/de not_active Expired - Fee Related
- 1988-03-16 EP EP88903546A patent/EP0307457B1/de not_active Expired - Lifetime
- 1988-03-16 JP JP63503186A patent/JPH01503066A/ja active Pending
- 1988-03-16 KR KR1019880701542A patent/KR890700554A/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1988007513A1 (en) | 1988-10-06 |
KR890700554A (ko) | 1989-04-25 |
EP0307457B1 (de) | 1992-11-11 |
DE3875886T2 (de) | 1993-06-03 |
CA1298317C (en) | 1992-03-31 |
EP0307457A1 (de) | 1989-03-22 |
US4814525A (en) | 1989-03-21 |
JPH01503066A (ja) | 1989-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: EASTMAN CHEMICAL CO., KINGSPORT, TENN., US |
|
8339 | Ceased/non-payment of the annual fee |