BE862516A - Procede de preparation d'isocyanate de metyle - Google Patents
Procede de preparation d'isocyanate de metyleInfo
- Publication number
- BE862516A BE862516A BE183999A BE183999A BE862516A BE 862516 A BE862516 A BE 862516A BE 183999 A BE183999 A BE 183999A BE 183999 A BE183999 A BE 183999A BE 862516 A BE862516 A BE 862516A
- Authority
- BE
- Belgium
- Prior art keywords
- metyl
- preparation process
- isocyanate preparation
- isocyanate
- preparation
- Prior art date
Links
- 239000012948 isocyanate Substances 0.000 title 1
- 150000002513 isocyanates Chemical class 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
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 |
---|---|---|---|
US05/756,554 US4082787A (en) | 1977-01-03 | 1977-01-03 | Methyl isocyanate process |
Publications (1)
Publication Number | Publication Date |
---|---|
BE862516A true BE862516A (fr) | 1978-06-30 |
Family
ID=25044003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE183999A BE862516A (fr) | 1977-01-03 | 1977-12-30 | Procede de preparation d'isocyanate de metyle |
Country Status (11)
Country | Link |
---|---|
US (1) | US4082787A (nl) |
JP (1) | JPS5395914A (nl) |
BE (1) | BE862516A (nl) |
CA (1) | CA1086327A (nl) |
DE (1) | DE2800153A1 (nl) |
DK (1) | DK1278A (nl) |
FR (1) | FR2376130A1 (nl) |
GB (1) | GB1552742A (nl) |
IT (1) | IT1089268B (nl) |
LU (1) | LU78807A1 (nl) |
NL (1) | NL7800068A (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2703281A1 (de) * | 1977-01-27 | 1978-08-03 | Basf Ag | Verfahren zur herstellung von aliphatischen isocyanaten |
DE2806214A1 (de) * | 1978-02-14 | 1979-08-16 | Bayer Ag | Verfahren zur kontinuierlichen aufarbeitung von bei der phosgenierung von monoaminen anfallenden loesungen |
US4285876A (en) * | 1979-10-10 | 1981-08-25 | Vertac, Inc. | Isocyanate adducts with β-diketones |
ATE46500T1 (de) * | 1985-12-12 | 1989-10-15 | Du Pont | Verfahren zum abtrennen von methylisocyanat. |
EP2367828B1 (en) * | 2008-11-24 | 2014-06-11 | Reliance Life Sciences Pvt., Ltd. | Process for the preparation of tetrazine derivatives |
CN102976976B (zh) * | 2012-11-29 | 2014-11-26 | 湖南化工研究院 | 一种甲基异氰酸酯的制备方法 |
CN103694190B (zh) * | 2013-12-25 | 2015-08-26 | 沙隆达集团公司 | 甲基异氰酸酯的生产方法和设备 |
CN104447410A (zh) * | 2014-11-24 | 2015-03-25 | 湖南国发精细化工科技有限公司 | 甲基异氰酸酯合成工艺中残渣的处理系统及处理方法 |
CN104387295B (zh) * | 2014-12-12 | 2017-01-25 | 湖南海利高新技术产业集团有限公司 | 甲基异氰酸酯的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1400863A (fr) * | 1963-07-12 | 1965-05-28 | Bayer Ag | Procédé et dispositif de préparation d'isocyanates d'alkyle |
GB1047215A (nl) * | 1963-07-12 | |||
US3644461A (en) * | 1969-02-19 | 1972-02-22 | Ott Chemical Co | Preparation of alkyl isocyanates |
DE2411441A1 (de) * | 1974-03-11 | 1975-10-02 | Basf Ag | Verfahren zur herstellung von alkylisocyanaten |
DE2411442A1 (de) * | 1974-03-11 | 1975-10-02 | Basf Ag | Verfahren zur herstellung von aliphatischen isocyanaten |
DE2422211A1 (de) * | 1974-05-08 | 1975-11-27 | Basf Ag | Verfahren zur herstellung von alkylisocyanaten |
DE2503270C2 (de) * | 1975-01-28 | 1983-06-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von aliphatischen Isocyanaten |
-
1977
- 1977-01-03 US US05/756,554 patent/US4082787A/en not_active Expired - Lifetime
- 1977-12-28 JP JP15751077A patent/JPS5395914A/ja active Pending
- 1977-12-29 CA CA294,064A patent/CA1086327A/en not_active Expired
- 1977-12-30 BE BE183999A patent/BE862516A/xx unknown
- 1977-12-30 IT IT31459/77A patent/IT1089268B/it active
- 1977-12-30 GB GB54346/77A patent/GB1552742A/en not_active Expired
-
1978
- 1978-01-03 FR FR7800043A patent/FR2376130A1/fr not_active Withdrawn
- 1978-01-03 DE DE19782800153 patent/DE2800153A1/de not_active Withdrawn
- 1978-01-03 NL NL7800068A patent/NL7800068A/nl not_active Application Discontinuation
- 1978-01-03 DK DK1278A patent/DK1278A/da not_active Application Discontinuation
- 1978-01-03 LU LU78807A patent/LU78807A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IT1089268B (it) | 1985-06-18 |
FR2376130A1 (fr) | 1978-07-28 |
US4082787A (en) | 1978-04-04 |
GB1552742A (en) | 1979-09-19 |
DK1278A (da) | 1978-07-04 |
JPS5395914A (en) | 1978-08-22 |
LU78807A1 (fr) | 1979-03-26 |
NL7800068A (nl) | 1978-07-05 |
DE2800153A1 (de) | 1978-07-13 |
CA1086327A (en) | 1980-09-23 |
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