BE727387A - - Google Patents
Info
- Publication number
- BE727387A BE727387A BE727387DA BE727387A BE 727387 A BE727387 A BE 727387A BE 727387D A BE727387D A BE 727387DA BE 727387 A BE727387 A BE 727387A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms
-
- 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
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
- C08G18/025—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing carbodiimide groups
-
- 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
- C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
- C08G18/095—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to carbodiimide or uretone-imine groups
-
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1668083 | 1968-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727387A true BE727387A (US06265458-20010724-C00056.png) | 1969-07-01 |
Family
ID=5686064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727387D BE727387A (US06265458-20010724-C00056.png) | 1968-01-25 | 1969-01-24 |
Country Status (6)
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755242A (en) * | 1972-04-10 | 1973-08-28 | Minnesota Mining & Mfg | Polycarbodiimide prepolymers |
| US3915935A (en) * | 1974-02-28 | 1975-10-28 | Usm Corp | Polyurethane adhesive comprising a polyester and a prepolymer of the same polyester |
| DE2504400A1 (de) * | 1975-02-01 | 1976-08-05 | Bayer Ag | Lagerstabile, carbodiimidgruppen enthaltende polyisocyanate |
| DE2504334A1 (de) * | 1975-02-01 | 1976-08-05 | Bayer Ag | Hochmolekulare, unloesliche carbodiimidisierungskatalysatoren |
| GB1483957A (en) * | 1975-05-19 | 1977-08-24 | Ici Ltd | Diphenylmethane diisocyanate compositions |
| DE2619524A1 (de) * | 1976-05-03 | 1977-11-24 | Bayer Ag | Verfahren zur herstellung von mikrokapseln |
| US4211847A (en) | 1976-09-29 | 1980-07-08 | W. R. Grace & Co. | Polyurethane foams and foam forming compositions containing amine scavengers |
| DE2837770C2 (de) * | 1978-08-30 | 1982-11-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von lagerbeständigen, flüssigen, Carbodiimidgruppen aufweisenden Polyisocyanaten |
| US4490300A (en) * | 1983-09-30 | 1984-12-25 | Mobay Chemical Corporation | Liquid diphenylmethane diisocyanate compositions |
| US4490301A (en) * | 1983-09-30 | 1984-12-25 | Mobay Chemical Corporation | Liquid diphenylmethane diisocyanate compositions |
| US4490302A (en) * | 1983-11-25 | 1984-12-25 | Mobay Chemical Corporation | Liquid diphenylmethane diisocyanate compositions |
| DE3420114A1 (de) * | 1984-05-30 | 1985-12-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von uretdiongruppen aufweisenden polyisocyanaten |
| DE3643241C2 (US06265458-20010724-C00056.png) * | 1985-03-29 | 1990-07-26 | Nisshinbo Industries, Inc., Tokio/Tokyo, Jp | |
| US4910333A (en) * | 1987-06-03 | 1990-03-20 | Mobay Corporation | Liquid diphenylmethane diisocyanate compositions |
| US4883909A (en) * | 1988-05-11 | 1989-11-28 | Mobay Corporation | Liquid diphenylmetane diisocyanate compositions |
| US5109034A (en) * | 1989-12-21 | 1992-04-28 | Miles Inc. | Storage stable solid isocyanate compositions, preparation, and method of use thereof |
| US5043472A (en) * | 1989-12-21 | 1991-08-27 | Mobay Corporation | Storage stable solid isocyanate compositions, preparation, and method of use thereof |
| JP3188959B2 (ja) * | 1992-08-10 | 2001-07-16 | 日清紡績株式会社 | ポリカルボジイミド樹脂の製造方法 |
| US5288899A (en) * | 1993-06-30 | 1994-02-22 | Miles Inc. | Liquification of diphenylmethane diisocyanate by partially reacting the isocyanate groups with blocking agents |
| CA2117740A1 (en) * | 1993-10-28 | 1995-04-29 | Michael F. Hurley | Polyisocyanate based upon 4,4'-and 2,4'-diphenylmethane diisocyanates and use thereof in a rim process |
| US5350778A (en) * | 1993-10-28 | 1994-09-27 | Miles Inc. | Polyisocyanate based upon 4,4'- and 2,4'-diphenylmethane diisocyanates and use thereof in a rim process |
| CA2117741A1 (en) * | 1993-10-28 | 1995-04-29 | Michael F. Hurley | Rim process utilizing isocyanates based upon 2,4'-and 4,4'- diphenylmethane diisocyanate |
| US6242556B1 (en) | 2000-02-07 | 2001-06-05 | Bayer Corporation | Liquid MDI adducts with improved freeze stability |
| US6482913B1 (en) | 2000-02-07 | 2002-11-19 | Bayer Aktiengesellschaft | Liquid MDI adducts wtih improved freeze stability |
| US6376567B1 (en) * | 2000-12-07 | 2002-04-23 | Bayer Corporation | Polyisocyanate compositions and a process for the production of low-density flexible foams with low humid aged compression sets from these polyisocyanate compositions |
| DE102004011791A1 (de) * | 2004-03-09 | 2005-09-29 | Degussa Ag | Verfahren zur Herstellung von Carbodiimidgruppen aufweisenden Substanzen |
| US20090156777A1 (en) * | 2007-12-17 | 2009-06-18 | Nodelman Neil H | Freeze-stable aromatic diisocyanates and processes for the preparation of these freeze-stable products |
-
1969
- 1969-01-15 GB GB2293/69A patent/GB1200432A/en not_active Expired
- 1969-01-22 JP JP44004200A patent/JPS4824381B1/ja active Pending
- 1969-01-23 US US793547*A patent/US3640966A/en not_active Expired - Lifetime
- 1969-01-24 BE BE727387D patent/BE727387A/xx not_active IP Right Cessation
- 1969-01-24 SE SE00987/69A patent/SE354855B/xx unknown
- 1969-01-24 FR FR6901371A patent/FR2000741A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US3640966A (en) | 1972-02-08 |
| SE354855B (US06265458-20010724-C00056.png) | 1973-03-26 |
| JPS4824381B1 (US06265458-20010724-C00056.png) | 1973-07-20 |
| FR2000741A1 (US06265458-20010724-C00056.png) | 1969-09-12 |
| GB1200432A (en) | 1970-07-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: FARBENFABRIKEN BAYER A.G. Effective date: 19870131 |