CH598200A5 - - Google Patents
Info
- Publication number
- CH598200A5 CH598200A5 CH335976A CH335976A CH598200A5 CH 598200 A5 CH598200 A5 CH 598200A5 CH 335976 A CH335976 A CH 335976A CH 335976 A CH335976 A CH 335976A CH 598200 A5 CH598200 A5 CH 598200A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2512514A DE2512514C2 (de) | 1975-03-21 | 1975-03-21 | Verfahren zur Herstellung von aliphatischen Isocyanaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH598200A5 true CH598200A5 (ro) | 1978-04-28 |
Family
ID=5942079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH335976A CH598200A5 (ro) | 1975-03-21 | 1976-03-17 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4003938A (ro) |
| JP (1) | JPS51131830A (ro) |
| BE (1) | BE839787A (ro) |
| CH (1) | CH598200A5 (ro) |
| DE (1) | DE2512514C2 (ro) |
| FR (1) | FR2304600A1 (ro) |
| GB (1) | GB1531345A (ro) |
| HU (1) | HU177545B (ro) |
| ZA (1) | ZA761721B (ro) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4146550A (en) * | 1976-08-05 | 1979-03-27 | Bayer Aktiengesellschaft | Process for the preparation of an aliphatic monoisocyanate |
| US4123450A (en) * | 1977-09-22 | 1978-10-31 | Fmc Corporation | Process for preparing alkyl isocyanates |
| DE2756928A1 (de) * | 1977-12-21 | 1979-07-05 | Bayer Ag | Verfahren zur kontinuierlichen herstellung von monoisocyanaten |
| US4288382A (en) * | 1979-10-10 | 1981-09-08 | Vertac, Inc. | Reversible adducts of isocyanates with boron compounds |
| US4285876A (en) * | 1979-10-10 | 1981-08-25 | Vertac, Inc. | Isocyanate adducts with β-diketones |
| DE3049627A1 (de) * | 1980-12-31 | 1982-07-29 | Basf Ag, 6700 Ludwigshafen | "verfahren zur herstellung von l-alkenylisocyanaten" |
| EP0100047B1 (de) * | 1982-07-24 | 1986-02-12 | BASF Aktiengesellschaft | Verfahren zur Herstellung von Hexamethylen-diisocyanat-1,6 und/oder isomeren Diisocyanaten mit 6 Kohlenstoffatomen im Alkylenrest |
| IT1164223B (it) * | 1983-05-13 | 1987-04-08 | Anic Spa | Procedimento perfezionato per la produzione di isocianati alchilici |
| DE3339300A1 (de) * | 1983-10-29 | 1985-05-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von isocyanaten durch thermische spaltung von urethanen |
| US4587056A (en) * | 1984-04-26 | 1986-05-06 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing an aliphatic isocyanate |
| DE4137428A1 (de) * | 1991-11-14 | 1993-05-19 | Bayer Ag | Verfahren zur herstellung von polyisocyanaten |
| SG115512A1 (en) | 2001-12-28 | 2005-10-28 | Mitsui Takeda Chemicals Inc | Method for producing carbamates and method for producing isocyanates |
| CN102659631B (zh) * | 2011-12-24 | 2014-05-07 | 德州绿邦化工有限公司 | 一步合成乙基异氰酸酯的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3734941A (en) * | 1968-09-06 | 1973-05-22 | American Cyanamid Co | Process for converting urethanes to isocyanates |
| US3919280A (en) * | 1974-07-05 | 1975-11-11 | Atlantic Richfield Co | Recovery of solvents employed in the production of isocyanates from esters of carbamic acids |
-
1975
- 1975-03-21 DE DE2512514A patent/DE2512514C2/de not_active Expired
-
1976
- 1976-03-04 US US05/663,968 patent/US4003938A/en not_active Expired - Lifetime
- 1976-03-17 FR FR7607679A patent/FR2304600A1/fr active Granted
- 1976-03-17 CH CH335976A patent/CH598200A5/xx not_active IP Right Cessation
- 1976-03-19 BE BE165352A patent/BE839787A/xx unknown
- 1976-03-19 HU HU76BA3385A patent/HU177545B/hu unknown
- 1976-03-19 ZA ZA761721A patent/ZA761721B/xx unknown
- 1976-03-19 GB GB11102/76A patent/GB1531345A/en not_active Expired
- 1976-03-22 JP JP51030020A patent/JPS51131830A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA761721B (en) | 1977-04-27 |
| HU177545B (en) | 1981-11-28 |
| FR2304600B1 (ro) | 1979-07-27 |
| DE2512514A1 (de) | 1976-10-07 |
| BE839787A (fr) | 1976-09-20 |
| JPS51131830A (en) | 1976-11-16 |
| FR2304600A1 (fr) | 1976-10-15 |
| US4003938A (en) | 1977-01-18 |
| GB1531345A (en) | 1978-11-08 |
| DE2512514C2 (de) | 1982-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |