GB1359619A - Process for preparing polyisocyanates - Google Patents
Process for preparing polyisocyanatesInfo
- Publication number
- GB1359619A GB1359619A GB3593072A GB3593072A GB1359619A GB 1359619 A GB1359619 A GB 1359619A GB 3593072 A GB3593072 A GB 3593072A GB 3593072 A GB3593072 A GB 3593072A GB 1359619 A GB1359619 A GB 1359619A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carbodiimide
- organic polyisocyanate
- aug
- polyisocyanate
- crude
- 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
- 239000005056 polyisocyanate Substances 0.000 title abstract 6
- 229920001228 polyisocyanate Polymers 0.000 title abstract 6
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000001718 carbodiimides Chemical class 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 abstract 1
- 229920005830 Polyurethane Foam Polymers 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- GGECNORVQSLCLI-UHFFFAOYSA-N bis(chloromethyl)phosphoryl-chloromethane Chemical compound ClCP(=O)(CCl)CCl GGECNORVQSLCLI-UHFFFAOYSA-N 0.000 abstract 1
- VPKDCDLSJZCGKE-UHFFFAOYSA-N carbodiimide group Chemical group N=C=N VPKDCDLSJZCGKE-UHFFFAOYSA-N 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000011496 polyurethane foam Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Substances CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C267/00—Carbodiimides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/901—Cellular polymer containing a carbodiimide structure
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17172571A | 1971-08-13 | 1971-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1359619A true GB1359619A (en) | 1974-07-10 |
Family
ID=22624888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3593072A Expired GB1359619A (en) | 1971-08-13 | 1972-08-01 | Process for preparing polyisocyanates |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3761502A (enExample) |
| JP (1) | JPS5037172B2 (enExample) |
| BE (1) | BE787395A (enExample) |
| CA (1) | CA999301A (enExample) |
| DE (1) | DE2239645C3 (enExample) |
| FR (1) | FR2150099A5 (enExample) |
| GB (1) | GB1359619A (enExample) |
| IT (1) | IT961977B (enExample) |
| NL (1) | NL149516B (enExample) |
| ZA (1) | ZA725280B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2177710A (en) * | 1985-03-29 | 1987-01-28 | Nisshin Spinning | A thermosetting resin and a method for producing it |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1397469A (en) * | 1973-01-15 | 1975-06-11 | Ici Ltd | Process for converting isocyanate groups to carbodiimide groups |
| DE2504334A1 (de) * | 1975-02-01 | 1976-08-05 | Bayer Ag | Hochmolekulare, unloesliche carbodiimidisierungskatalysatoren |
| DE2504400A1 (de) * | 1975-02-01 | 1976-08-05 | Bayer Ag | Lagerstabile, carbodiimidgruppen enthaltende polyisocyanate |
| GB1483957A (en) * | 1975-05-19 | 1977-08-24 | Ici Ltd | Diphenylmethane diisocyanate compositions |
| GB1567713A (en) * | 1977-01-31 | 1980-05-21 | Upjohn Co | Process for preparing carbodiimide-containing polyisocyanates |
| US4154752A (en) * | 1978-05-05 | 1979-05-15 | Mobay Chemical Corporation | Preparation of partially carbodiimidized methylenebis (phenyl isocyanate) |
| US4199524A (en) * | 1978-10-30 | 1980-04-22 | Basf Wyandotte Corporation | Stable liquid carbodiimide-containing polyisocyanate compositions |
| US4198489A (en) * | 1978-10-30 | 1980-04-15 | Basf Wyandotte Corporation | Polyurethane foams prepared from highly stable liquid carbodiimide-containing 4,4'-diphenylmethane diisocyanate |
| US4177205A (en) * | 1978-11-20 | 1979-12-04 | Basf Wyandotte Corporation | Process for the preparation of highly stable liquid carbodiimide-containing polyisocyanate compositions |
| US4294951A (en) * | 1980-07-14 | 1981-10-13 | Mitsui-Nisso Corporation | Rapid curing polyurethane elastomer prepared from a diphenylmethanediisocyanate based liquid prepolymer and a curing agent containing a polytetramethylene ether glycol, a diol and an organometallic catalyst |
| US4306052A (en) * | 1980-09-25 | 1981-12-15 | The Upjohn Company | Thermoplastic polyester polyurethanes |
| DE102009027246A1 (de) * | 2009-06-26 | 2010-12-30 | Evonik Degussa Gmbh | Katalysatorarme Carbodiimidgruppen und/oder Uretonimingruppen aufweisende Isocyanatmischungen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3152162A (en) * | 1959-07-29 | 1964-10-06 | Bayer Ag | Polyisocyanate-carbodiimide adducts and process for the production thereof |
| DE1156401B (de) * | 1960-05-24 | 1963-10-31 | Bayer Ag | Verfahren zur Herstellung von Carbodiimiden |
| US3522303A (en) * | 1964-08-12 | 1970-07-28 | Upjohn Co | Phosphorous compounds |
| US3635947A (en) * | 1967-01-10 | 1972-01-18 | Olin Mathieson | Catalytic process for the preparation of monocarbodiimides and isocyanate-monocarbodiimide adducts |
-
0
- BE BE787395D patent/BE787395A/xx unknown
-
1971
- 1971-08-13 US US00171725A patent/US3761502A/en not_active Expired - Lifetime
-
1972
- 1972-08-01 ZA ZA725280A patent/ZA725280B/xx unknown
- 1972-08-01 GB GB3593072A patent/GB1359619A/en not_active Expired
- 1972-08-01 CA CA148,413A patent/CA999301A/en not_active Expired
- 1972-08-08 NL NL727210861A patent/NL149516B/xx not_active IP Right Cessation
- 1972-08-11 DE DE2239645A patent/DE2239645C3/de not_active Expired
- 1972-08-11 FR FR7229146A patent/FR2150099A5/fr not_active Expired
- 1972-08-11 IT IT52132/72A patent/IT961977B/it active
- 1972-08-14 JP JP47080819A patent/JPS5037172B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2177710A (en) * | 1985-03-29 | 1987-01-28 | Nisshin Spinning | A thermosetting resin and a method for producing it |
| GB2177710B (en) * | 1985-03-29 | 1989-04-26 | Nisshin Spinning | A thermosetting resin and a method for producing it |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2150099A5 (enExample) | 1973-03-30 |
| IT961977B (it) | 1973-12-10 |
| US3761502A (en) | 1973-09-25 |
| NL149516B (nl) | 1976-05-17 |
| BE787395A (fr) | 1973-02-12 |
| NL7210861A (enExample) | 1973-02-15 |
| DE2239645C3 (de) | 1975-09-04 |
| JPS5037172B2 (enExample) | 1975-12-01 |
| DE2239645B2 (de) | 1975-01-16 |
| CA999301A (en) | 1976-11-02 |
| AU4534172A (en) | 1973-09-06 |
| JPS4828450A (enExample) | 1973-04-14 |
| ZA725280B (en) | 1973-04-25 |
| DE2239645A1 (de) | 1973-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1359619A (en) | Process for preparing polyisocyanates | |
| IE41123B1 (en) | A process for the production of polyurethane foams | |
| GB1303201A (enExample) | ||
| ES8306166A1 (es) | Metodo de fabricacion de un poliuretano. | |
| GB1461817A (en) | Polyurethane coatings | |
| ES8401501A1 (es) | Procedimiento de preparacion de poliisocianatos-poliisocianuratos. | |
| ATE6938T1 (de) | Modifizierte diisocyanat-zusammensetzungen und polyurethane daraus. | |
| GB899036A (en) | Process for the production of carbodiimide polyisocyanate adducts | |
| GB1530225A (en) | Process for the production of polyurethane foams | |
| GB1205486A (en) | Process for obtaining non-volatile, low molecular weight mono- and polyisocyanates containing tertiary amino groups | |
| ES442993A1 (es) | Procedimiento para la preparacion de poliuretanos anionicos. | |
| EP0114970A3 (en) | Improved process for the preparation of polymethylene polyphenyl polyisocyanates | |
| ES471506A1 (es) | Procedimiento para la obtencion de poliisocianatos organicosmodificados | |
| GB1165877A (en) | Production of Polyurethanes | |
| ES429142A1 (es) | Mejoras introducidas en un procedimiento para la preparacionde un poli-isocianato de biuret. | |
| GB1450523A (en) | Process for the production of polyisocyanates 2,4,6-tri | |
| ES487338A1 (es) | Procedimiento para la obtencion de poliisocianatos conteni- endo grupos biuret y-o poliuret | |
| GB1462589A (en) | Process for the production of polyisocyanates containing uretdione groups | |
| ES459062A1 (es) | Procedimiento para la preparacion de piezas moldeadas maci- zas de material sintetico. | |
| GB1515523A (en) | Process for the production of polyisocyanates | |
| IE39551B1 (en) | New polyisocyanates and a process for their production | |
| GB1356851A (en) | Isocyanate/uretonimine compositions for polyurethanes | |
| GB1270354A (en) | Improvements in sulphur-curable urethane crude rubbers | |
| GB1527115A (en) | Rigid cellular foam characterized by carbodiimide linkages and process for the preparation thereof | |
| GB1425494A (en) | Flexible polyetherurethane foams |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |