BE673934A - - Google Patents
Info
- Publication number
- BE673934A BE673934A BE673934DA BE673934A BE 673934 A BE673934 A BE 673934A BE 673934D A BE673934D A BE 673934DA BE 673934 A BE673934 A BE 673934A
- Authority
- BE
- Belgium
Links
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
-
- 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
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
- C08G18/246—Catalysts containing metal compounds of tin tin salts of carboxylic acids containing also tin-carbon bonds
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
-
- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41921764A | 1964-12-17 | 1964-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE673934A true BE673934A (xx) | 1966-06-17 |
Family
ID=23661296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE673934D BE673934A (xx) | 1964-12-17 | 1965-12-17 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE673934A (xx) |
| DE (1) | DE1280856B (xx) |
| FR (1) | FR1461024A (xx) |
| GB (1) | GB1094980A (xx) |
| LU (1) | LU50069A1 (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3799963A (en) * | 1972-05-12 | 1974-03-26 | Olin Corp | Purification of isocyanates reducing the hydrolyzable chlorine and acid content |
| DK0538500T3 (da) * | 1991-10-19 | 1995-04-10 | Basf Corp | Fremgangsmåde til fremstilling af polymethylenpolyphenylenpolyisocyanater med formindsket farve- og chloridindhold |
-
1965
- 1965-12-13 GB GB5287365A patent/GB1094980A/en not_active Expired
- 1965-12-15 LU LU50069A patent/LU50069A1/xx unknown
- 1965-12-16 DE DEM67662A patent/DE1280856B/de active Pending
- 1965-12-17 FR FR42823A patent/FR1461024A/fr not_active Expired
- 1965-12-17 BE BE673934D patent/BE673934A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1094980A (en) | 1967-12-13 |
| FR1461024A (fr) | 1966-12-02 |
| DE1280856B (de) | 1968-10-24 |
| LU50069A1 (xx) | 1966-06-15 |