BE790461A - ORGANIC ISOCYANATES PRODUCTION PROCESS - Google Patents
ORGANIC ISOCYANATES PRODUCTION PROCESSInfo
- Publication number
- BE790461A BE790461A BE790461DA BE790461A BE 790461 A BE790461 A BE 790461A BE 790461D A BE790461D A BE 790461DA BE 790461 A BE790461 A BE 790461A
- Authority
- BE
- Belgium
- Prior art keywords
- production process
- organic isocyanates
- isocyanates production
- organic
- production
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4945871 | 1971-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE790461A true BE790461A (en) | 1973-02-15 |
Family
ID=10452409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE790461D BE790461A (en) | 1971-10-25 | ORGANIC ISOCYANATES PRODUCTION PROCESS |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4849721A (en) |
BE (1) | BE790461A (en) |
DE (1) | DE2252068A1 (en) |
ES (1) | ES407916A1 (en) |
FR (1) | FR2158909A5 (en) |
GB (1) | GB1341311A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6576788B1 (en) | 1998-04-21 | 2003-06-10 | Basf Aktiengesellschaft | Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color index |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL180229B1 (en) * | 1994-11-17 | 2001-01-31 | Bayer Ag | Method of obtaining isocyanates |
DE10129233A1 (en) | 2001-06-19 | 2003-01-02 | Basf Ag | Process for the preparation of isocyanates |
DE10260082A1 (en) | 2002-12-19 | 2004-07-01 | Basf Ag | Process for the continuous production of isocyanates |
DE102004032871A1 (en) † | 2004-07-07 | 2006-02-09 | Bayer Materialscience Ag | Process for the preparation of polyisocyanates by adiabatic phosgenation of primary amines |
US7547801B2 (en) * | 2006-06-26 | 2009-06-16 | Bayer Materialscience Llc | Process for the continuous preparation of isocyanates |
CN101429139B (en) * | 2008-12-18 | 2012-11-14 | 宁波万华聚氨酯有限公司 | Process for producing dicyclohexyl methyl hydride diisocyanate and its midbody |
CN107787318B (en) | 2015-06-29 | 2020-08-28 | 科思创德国股份有限公司 | Process for preparing polyisocyanates |
PT3313815T (en) | 2015-06-29 | 2019-10-17 | Covestro Deutschland Ag | Method for providing hydrogen chloride for chemical conversions |
CN114957047A (en) * | 2022-06-07 | 2022-08-30 | 江苏常隆农化有限公司 | Method for continuously synthesizing isoproturon by static mixer and production line thereof |
-
0
- BE BE790461D patent/BE790461A/en not_active IP Right Cessation
-
1972
- 1972-10-23 FR FR7237432A patent/FR2158909A5/fr not_active Expired
- 1972-10-24 ES ES407916A patent/ES407916A1/en not_active Expired
- 1972-10-24 DE DE19722252068 patent/DE2252068A1/en active Pending
- 1972-10-25 GB GB1341311D patent/GB1341311A/en not_active Expired
- 1972-10-25 JP JP10703272A patent/JPS4849721A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6576788B1 (en) | 1998-04-21 | 2003-06-10 | Basf Aktiengesellschaft | Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color index |
Also Published As
Publication number | Publication date |
---|---|
GB1341311A (en) | 1973-12-19 |
DE2252068A1 (en) | 1973-05-10 |
JPS4849721A (en) | 1973-07-13 |
FR2158909A5 (en) | 1973-06-15 |
ES407916A1 (en) | 1975-11-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: QUIMCO G.M.B.H. Effective date: 19851031 |