DD106366A1 - - Google Patents
Info
- Publication number
- DD106366A1 DD106366A1 DD160948A DD16094872A DD106366A1 DD 106366 A1 DD106366 A1 DD 106366A1 DD 160948 A DD160948 A DD 160948A DD 16094872 A DD16094872 A DD 16094872A DD 106366 A1 DD106366 A1 DD 106366A1
- Authority
- DD
- German Democratic Republic
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
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0025—Foam properties rigid
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (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 |
|---|---|---|---|
| DE2105193A DE2105193C3 (de) | 1971-02-04 | 1971-02-04 | Verfahren zur Trennung eines organischen Polyisocyanatgemisches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD106366A1 true DD106366A1 (en:Method) | 1974-06-12 |
Family
ID=5797784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD160948A DD106366A1 (en:Method) | 1971-02-04 | 1972-02-04 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE778942A (en:Method) |
| DD (1) | DD106366A1 (en:Method) |
| DE (1) | DE2105193C3 (en:Method) |
| GB (1) | GB1325286A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1417087A (en) * | 1973-05-29 | 1975-12-10 | Ici Ltd | Polyisocyanates |
| DE2711958B2 (de) * | 1977-03-18 | 1981-08-13 | Bayer Ag, 5090 Leverkusen | Binde- oder Imprägnierungsmittel für lignocellulosehaltige Materialien |
| DE19739191A1 (de) * | 1997-09-08 | 1999-03-11 | Henkel Kgaa | Verwendung Schaum-freier Zusammensetzungen mit einem Gehalt an Polyurethanen zur Herstellung von Gießharzen und Beschichtungsmassen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3217024A (en) * | 1963-03-22 | 1965-11-09 | Allied Chem | Conversion of mixtures of 2, 4-and 2, 6-toluene diisocyanates to other mixtures of different isomer ratio |
| BE755243Q (fr) * | 1965-07-08 | 1971-02-01 | Upjohn Co | Procedes de fabrication d'isocyanates et de polyisocyanates |
| DE1923214B2 (de) * | 1969-05-07 | 1973-08-02 | Verfahren zur gleichzeitigen herstellung von reinem 4,4'-diphenylmethandiisocyanat und einem polyphenyl-polymethylen-polyisocyanatgemisch, polyphenylpolymethylen-polyisocyanate und deren verwendung zur herstellung von polyurethanlacken |
-
1971
- 1971-02-04 DE DE2105193A patent/DE2105193C3/de not_active Expired
-
1972
- 1972-02-03 GB GB504672A patent/GB1325286A/en not_active Expired
- 1972-02-03 BE BE778942A patent/BE778942A/xx not_active IP Right Cessation
- 1972-02-04 DD DD160948A patent/DD106366A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1325286A (en) | 1973-08-01 |
| DE2105193A1 (en:Method) | 1972-08-10 |
| DE2105193C3 (de) | 1981-07-09 |
| BE778942A (fr) | 1972-05-30 |
| DE2105193B2 (de) | 1980-12-04 |