GB1486344A - Manufacture of organic isocyanates - Google Patents
Manufacture of organic isocyanatesInfo
- Publication number
- GB1486344A GB1486344A GB426975A GB426975A GB1486344A GB 1486344 A GB1486344 A GB 1486344A GB 426975 A GB426975 A GB 426975A GB 426975 A GB426975 A GB 426975A GB 1486344 A GB1486344 A GB 1486344A
- Authority
- GB
- United Kingdom
- Prior art keywords
- manufacture
- organic isocyanates
- isocyanates
- organic
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742404774 DE2404774A1 (de) | 1974-02-01 | 1974-02-01 | Verfahren zur herstellung von organischen isocyanaten |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1486344A true GB1486344A (en) | 1977-09-21 |
Family
ID=5906299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB426975A Expired GB1486344A (en) | 1974-02-01 | 1975-01-31 | Manufacture of organic isocyanates |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS50108239A (ja) |
BE (1) | BE824833A (ja) |
DE (1) | DE2404774A1 (ja) |
FR (1) | FR2259814B1 (ja) |
GB (1) | GB1486344A (ja) |
NL (1) | NL7500934A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9272988B2 (en) | 2012-09-24 | 2016-03-01 | Covestro Deutschland Ag | Method for producing diisocyanates by phosgenating diamine suspensions |
CN111718282A (zh) * | 2020-06-30 | 2020-09-29 | 万华化学集团股份有限公司 | 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386059A (en) * | 1991-12-10 | 1995-01-31 | Miles Inc. | Process for preparing polyamines for lighter color polyisocyanate based foam |
WO2007010996A1 (ja) | 2005-07-22 | 2007-01-25 | Mitsui Chemicals, Inc. | イソシアナートの製造方法、それにより得られたイソシアナート、およびその用途 |
JP6770415B2 (ja) * | 2016-11-29 | 2020-10-14 | 三井化学株式会社 | ペンタメチレンジイソシアネートの製造方法 |
-
1974
- 1974-02-01 DE DE19742404774 patent/DE2404774A1/de not_active Withdrawn
-
1975
- 1975-01-27 NL NL7500934A patent/NL7500934A/xx unknown
- 1975-01-27 BE BE152753A patent/BE824833A/xx unknown
- 1975-01-29 FR FR7502765A patent/FR2259814B1/fr not_active Expired
- 1975-01-31 GB GB426975A patent/GB1486344A/en not_active Expired
- 1975-02-01 JP JP50012984A patent/JPS50108239A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9272988B2 (en) | 2012-09-24 | 2016-03-01 | Covestro Deutschland Ag | Method for producing diisocyanates by phosgenating diamine suspensions |
CN111718282A (zh) * | 2020-06-30 | 2020-09-29 | 万华化学集团股份有限公司 | 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法 |
CN111718282B (zh) * | 2020-06-30 | 2022-08-05 | 万华化学集团股份有限公司 | 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法 |
Also Published As
Publication number | Publication date |
---|---|
BE824833A (fr) | 1975-07-28 |
JPS50108239A (ja) | 1975-08-26 |
FR2259814A1 (ja) | 1975-08-29 |
FR2259814B1 (ja) | 1978-02-03 |
DE2404774A1 (de) | 1975-08-21 |
NL7500934A (nl) | 1975-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |