GB1186896A - A method for the Purification of Xylylene Diisocyanate - Google Patents
A method for the Purification of Xylylene DiisocyanateInfo
- Publication number
- GB1186896A GB1186896A GB2148867A GB2148867A GB1186896A GB 1186896 A GB1186896 A GB 1186896A GB 2148867 A GB2148867 A GB 2148867A GB 2148867 A GB2148867 A GB 2148867A GB 1186896 A GB1186896 A GB 1186896A
- Authority
- GB
- United Kingdom
- Prior art keywords
- xylylene diisocyanate
- column
- purification
- hydrocarbon
- aliphatic hydrocarbon
- 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
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- GKXVJHDEWHKBFH-UHFFFAOYSA-N [2-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=CC=C1CN GKXVJHDEWHKBFH-UHFFFAOYSA-N 0.000 abstract 1
- -1 alicyclic hydrocarbon Chemical class 0.000 abstract 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 abstract 1
- 150000001555 benzenes Chemical class 0.000 abstract 1
- 238000005194 fractionation Methods 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
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 |
|---|---|---|---|
| JP2984266 | 1966-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1186896A true GB1186896A (en) | 1970-04-08 |
Family
ID=12287245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2148867A Expired GB1186896A (en) | 1966-05-10 | 1967-05-09 | A method for the Purification of Xylylene Diisocyanate |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR1555517A (enrdf_load_stackoverflow) |
| GB (1) | GB1186896A (enrdf_load_stackoverflow) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6222066B1 (en) | 1999-03-30 | 2001-04-24 | Bayer Aktiengesellschaft | Process for decreasing the chlorine content of organic isocyanates |
| US6391161B1 (en) | 1999-03-30 | 2002-05-21 | Bayer Aktiengesellschaft | Method for reducing the chlorine content of low molecular weight isocyanates |
| US6395925B1 (en) | 1999-05-17 | 2002-05-28 | Bayer Aktiengesellschaft | Process for purifying organic isocyanates, the organic isocyanates so purified and their use |
| EP2915803A4 (en) * | 2012-11-01 | 2015-09-30 | Asahi Kasei Chemicals Corp | POLYISOCYANATE COMPOSITION AND ISOCYANATE POLYMER COMPOSITION |
| CN108586705A (zh) * | 2017-05-17 | 2018-09-28 | Skc株式会社 | 具有改善的稳定性和反应性的苯二亚甲基二异氰酸酯组合物和使用该组合物的光学镜片 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3049950B1 (fr) | 2016-04-07 | 2020-09-25 | Vencorex France | Procede de preparation des xylylene diisocyanates xdi |
-
1967
- 1967-05-09 FR FR1555517D patent/FR1555517A/fr not_active Expired
- 1967-05-09 GB GB2148867A patent/GB1186896A/en not_active Expired
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6222066B1 (en) | 1999-03-30 | 2001-04-24 | Bayer Aktiengesellschaft | Process for decreasing the chlorine content of organic isocyanates |
| US6391161B1 (en) | 1999-03-30 | 2002-05-21 | Bayer Aktiengesellschaft | Method for reducing the chlorine content of low molecular weight isocyanates |
| US6395925B1 (en) | 1999-05-17 | 2002-05-28 | Bayer Aktiengesellschaft | Process for purifying organic isocyanates, the organic isocyanates so purified and their use |
| EP2915803A4 (en) * | 2012-11-01 | 2015-09-30 | Asahi Kasei Chemicals Corp | POLYISOCYANATE COMPOSITION AND ISOCYANATE POLYMER COMPOSITION |
| JPWO2014069605A1 (ja) * | 2012-11-01 | 2016-09-08 | 旭化成株式会社 | ポリイソシアネート組成物及びイソシアネート重合体組成物 |
| EP3372579A1 (en) * | 2012-11-01 | 2018-09-12 | Asahi Kasei Kabushiki Kaisha | Polyisocyanate composition and isocyanate polymer composition |
| US10125212B2 (en) | 2012-11-01 | 2018-11-13 | Asahi Kasei Kabushiki Kaisha | Polyisocyanate composition and isocyanate polymer composition |
| US10301417B2 (en) | 2012-11-01 | 2019-05-28 | Asahi Kasei Kabushiki Kaisha | Polyisocyanate composition and isocyanate polymer composition |
| EP3536683A1 (en) * | 2012-11-01 | 2019-09-11 | Asahi Kasei Kabushiki Kaisha | Polyisocyanate composition and isocyanate polymer composition |
| JP2019194215A (ja) * | 2012-11-01 | 2019-11-07 | 旭化成株式会社 | ポリイソシアネート組成物及びイソシアネート重合体組成物 |
| CN108586705A (zh) * | 2017-05-17 | 2018-09-28 | Skc株式会社 | 具有改善的稳定性和反应性的苯二亚甲基二异氰酸酯组合物和使用该组合物的光学镜片 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1643096B2 (de) | 1973-02-01 |
| FR1555517A (enrdf_load_stackoverflow) | 1969-01-31 |
| DE1643096A1 (de) | 1972-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |