DE68911910T2 - Process for inhibiting the polymerization of styrenes. - Google Patents
Process for inhibiting the polymerization of styrenes.Info
- Publication number
- DE68911910T2 DE68911910T2 DE1989611910 DE68911910T DE68911910T2 DE 68911910 T2 DE68911910 T2 DE 68911910T2 DE 1989611910 DE1989611910 DE 1989611910 DE 68911910 T DE68911910 T DE 68911910T DE 68911910 T2 DE68911910 T2 DE 68911910T2
- Authority
- DE
- Germany
- Prior art keywords
- styrenes
- inhibiting
- polymerization
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19890111215 EP0403672B1 (en) | 1987-12-22 | 1989-06-20 | Method of inhibiting polymerization of styrenes |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68911910D1 DE68911910D1 (en) | 1994-02-10 |
DE68911910T2 true DE68911910T2 (en) | 1994-06-09 |
Family
ID=8201519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1989611910 Expired - Fee Related DE68911910T2 (en) | 1989-06-20 | 1989-06-20 | Process for inhibiting the polymerization of styrenes. |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE68911910T2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10038349C1 (en) * | 2000-08-05 | 2002-01-31 | Basf Ag | Distillation of vinylaromatic monomer, especially styrene, is carried out in presence of 4-tert.-butylcatechol and oxygen without adding aromatic nitro- or amino-compound |
-
1989
- 1989-06-20 DE DE1989611910 patent/DE68911910T2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10038349C1 (en) * | 2000-08-05 | 2002-01-31 | Basf Ag | Distillation of vinylaromatic monomer, especially styrene, is carried out in presence of 4-tert.-butylcatechol and oxygen without adding aromatic nitro- or amino-compound |
Also Published As
Publication number | Publication date |
---|---|
DE68911910D1 (en) | 1994-02-10 |
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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: MITSUBISHI CHEMICAL CORP., TOKIO/TOKYO, JP DEGUSSA |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: DEGUSSA AG, 40474 DUESSELDORF, DE MITSUBISHI CHEMI |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: DEGUSSA GMBH, 40474 DUESSELDORF, DE Owner name: MITSUBISHI CHEMICAL CORP., TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |