RO63097A - Procede pour la preparation des isocyanates - Google Patents
Procede pour la preparation des isocyanatesInfo
- Publication number
- RO63097A RO63097A RO7400078670A RO7867074A RO63097A RO 63097 A RO63097 A RO 63097A RO 7400078670 A RO7400078670 A RO 7400078670A RO 7867074 A RO7867074 A RO 7867074A RO 63097 A RO63097 A RO 63097A
- Authority
- RO
- Romania
- Prior art keywords
- isocyanates
- preparation
- Prior art date
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35730173A | 1973-05-04 | 1973-05-04 | |
| US44929174A | 1974-03-08 | 1974-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO63097A true RO63097A (fr) | 1978-06-15 |
Family
ID=26999595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7400078670A RO63097A (fr) | 1973-05-04 | 1974-05-03 | Procede pour la preparation des isocyanates |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS5030832A (fr) |
| AR (1) | AR202301A1 (fr) |
| AU (1) | AU477106B2 (fr) |
| CA (1) | CA1023379A (fr) |
| CH (1) | CH598199A5 (fr) |
| DD (1) | DD112990A5 (fr) |
| DE (1) | DE2421503B2 (fr) |
| ES (1) | ES425950A1 (fr) |
| FR (1) | FR2228056B1 (fr) |
| GB (1) | GB1458595A (fr) |
| HU (1) | HU171538B (fr) |
| IL (1) | IL44694A (fr) |
| IN (1) | IN141148B (fr) |
| LU (1) | LU69986A1 (fr) |
| MY (1) | MY7700322A (fr) |
| NL (1) | NL7405881A (fr) |
| NO (1) | NO140794C (fr) |
| PH (1) | PH11683A (fr) |
| RO (1) | RO63097A (fr) |
| SE (1) | SE419539B (fr) |
| YU (1) | YU120074A (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219624A (en) * | 1975-08-07 | 1977-02-15 | Mitsui Toatsu Chem Inc | Process for preparation of isocyanates |
| JPS5488222A (en) * | 1977-12-20 | 1979-07-13 | Mitsubishi Chem Ind Ltd | Preparation of isocyanate from carbamate |
| DE2819826A1 (de) | 1978-05-05 | 1979-11-08 | Bayer Ag | Verfahren zur herstellung von urethanen |
| JPS5576484U (fr) * | 1978-11-13 | 1980-05-26 | ||
| DE3009489A1 (de) | 1980-03-12 | 1981-09-17 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von urethanen |
| US4487713A (en) * | 1981-06-26 | 1984-12-11 | Exxon Research & Engineering Co. | Production of isocyanates from esters of aromatic carbamic acids (urethanes) |
| JPH02231461A (ja) * | 1989-03-06 | 1990-09-13 | Mitsubishi Gas Chem Co Inc | キシレンジイソシアネートの製造方法 |
| DE4141402A1 (de) * | 1991-12-16 | 1993-06-17 | Bayer Ag | Verfahren zur herstellung von hochreinen aromatischen di- und/oder polyurethanen |
| DE10209095A1 (de) | 2002-03-01 | 2003-09-11 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
| WO2011078000A1 (fr) * | 2009-12-24 | 2011-06-30 | 三井化学株式会社 | Procédé de traitement de résidu d'isocyanate et procédé de traitement de carbonate |
-
1974
- 1974-04-02 CA CA196,577A patent/CA1023379A/fr not_active Expired
- 1974-04-11 AU AU67801/74A patent/AU477106B2/en not_active Expired
- 1974-04-16 SE SE7405108A patent/SE419539B/xx unknown
- 1974-04-23 IL IL44694A patent/IL44694A/xx unknown
- 1974-04-24 IN IN927/CAL/1974A patent/IN141148B/en unknown
- 1974-04-24 PH PH15776A patent/PH11683A/en unknown
- 1974-04-29 YU YU01200/74A patent/YU120074A/xx unknown
- 1974-05-02 NL NL7405881A patent/NL7405881A/xx unknown
- 1974-05-03 FR FR747415446A patent/FR2228056B1/fr not_active Expired
- 1974-05-03 HU HU74AA00000769A patent/HU171538B/hu unknown
- 1974-05-03 CH CH608974A patent/CH598199A5/xx not_active IP Right Cessation
- 1974-05-03 LU LU69986A patent/LU69986A1/xx unknown
- 1974-05-03 GB GB1957874A patent/GB1458595A/en not_active Expired
- 1974-05-03 RO RO7400078670A patent/RO63097A/fr unknown
- 1974-05-03 AR AR253577A patent/AR202301A1/es active
- 1974-05-03 NO NO741607A patent/NO140794C/no unknown
- 1974-05-03 DD DD178284A patent/DD112990A5/xx unknown
- 1974-05-03 ES ES425950A patent/ES425950A1/es not_active Expired
- 1974-05-03 DE DE2421503A patent/DE2421503B2/de not_active Ceased
- 1974-05-04 JP JP49050194A patent/JPS5030832A/ja active Pending
-
1977
- 1977-12-31 MY MY1977322A patent/MY7700322A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL44694A (en) | 1978-06-15 |
| JPS5030832A (fr) | 1975-03-27 |
| LU69986A1 (fr) | 1974-11-28 |
| DE2421503B2 (de) | 1978-12-21 |
| AU6780174A (en) | 1975-10-16 |
| DD112990A5 (fr) | 1975-05-12 |
| DE2421503A1 (de) | 1974-11-21 |
| FR2228056A1 (fr) | 1974-11-29 |
| AU477106B2 (en) | 1976-10-14 |
| IN141148B (fr) | 1977-01-22 |
| NL7405881A (fr) | 1974-11-06 |
| NO140794C (no) | 1979-11-14 |
| NO741607L (no) | 1974-11-05 |
| PH11683A (en) | 1978-05-19 |
| IL44694A0 (en) | 1974-06-30 |
| MY7700322A (en) | 1977-12-31 |
| GB1458595A (en) | 1976-12-15 |
| ES425950A1 (es) | 1976-09-16 |
| AR202301A1 (es) | 1975-05-30 |
| CA1023379A (fr) | 1977-12-27 |
| HU171538B (hu) | 1978-02-28 |
| YU120074A (en) | 1982-06-18 |
| SE419539B (sv) | 1981-08-10 |
| FR2228056B1 (fr) | 1979-02-09 |
| CH598199A5 (fr) | 1978-04-28 |
| NO140794B (no) | 1979-08-06 |
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