IT1011437B - Espansi poliisocianatici modifica ti da uretani - Google Patents
Espansi poliisocianatici modifica ti da uretaniInfo
- Publication number
- IT1011437B IT1011437B IT5106374A IT5106374A IT1011437B IT 1011437 B IT1011437 B IT 1011437B IT 5106374 A IT5106374 A IT 5106374A IT 5106374 A IT5106374 A IT 5106374A IT 1011437 B IT1011437 B IT 1011437B
- Authority
- IT
- Italy
- Prior art keywords
- uretani
- modifications
- polyisocyanate
- expanded
- expanded polyisocyanate
- Prior art date
Links
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
- C08G18/08—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
- C08G18/092—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 isocyanurate 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
- C08G18/28—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
- C08G18/48—Polyethers
- C08G18/487—Polyethers containing cyclic groups
- C08G18/4879—Polyethers containing cyclic groups containing aromatic 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
- C08G18/28—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
- C08G18/48—Polyethers
- C08G18/50—Polyethers having heteroatoms other than oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36157073A | 1973-05-18 | 1973-05-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1011437B true IT1011437B (it) | 1977-01-20 |
Family
ID=23422568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5106374A IT1011437B (it) | 1973-05-18 | 1974-05-17 | Espansi poliisocianatici modifica ti da uretani |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5241800B2 (fr) |
CA (1) | CA1021897A (fr) |
DE (1) | DE2423993A1 (fr) |
FR (1) | FR2229737B1 (fr) |
GB (1) | GB1435469A (fr) |
IT (1) | IT1011437B (fr) |
NL (1) | NL7406097A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2613741A1 (de) * | 1976-03-31 | 1977-10-13 | Kabel Metallwerke Ghh | Verfahren zur kontinuierlichen herstellung waerme- und schallisolierter leitungsrohre |
DE2841934A1 (de) * | 1978-09-27 | 1980-04-17 | Kabel Metallwerke Ghh | Waermeisoliertes leitungsrohr und verfahren zu seiner herstellung |
JPS55151021A (en) * | 1979-05-14 | 1980-11-25 | Achilles Corp | Production of urethane-modified isocyanurate foam with high water and moisture resistance |
DE2935402C3 (de) * | 1979-09-01 | 1982-04-22 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur Herstellung von urethanmodifizierten Polyisocyanurat-Hartschäumen und deren Verwendung zur Kälte-/Wärmedämmung |
CN110862505B (zh) * | 2019-10-10 | 2022-04-29 | 佳化化学(上海)有限公司 | 一种聚异氰脲酸酯泡沫及其制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1195704A (en) * | 1966-06-15 | 1970-06-24 | Inst Ciezkiej Syntezy Orga | Process for Manufacturing Polyethers |
DE1929034B2 (de) * | 1969-06-07 | 1972-04-20 | Farbenfabriken Bayer Ag, 5090 Lever Kusen | Verfahren zur herstellung von flammfesten urethangruppen aufweisenden schaumstoffen |
-
1974
- 1974-04-22 GB GB1748774A patent/GB1435469A/en not_active Expired
- 1974-04-30 CA CA198,526A patent/CA1021897A/en not_active Expired
- 1974-05-07 NL NL7406097A patent/NL7406097A/xx not_active Application Discontinuation
- 1974-05-15 JP JP49054298A patent/JPS5241800B2/ja not_active Expired
- 1974-05-17 FR FR7417283A patent/FR2229737B1/fr not_active Expired
- 1974-05-17 DE DE19742423993 patent/DE2423993A1/de not_active Ceased
- 1974-05-17 IT IT5106374A patent/IT1011437B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS5241800B2 (fr) | 1977-10-20 |
GB1435469A (en) | 1976-05-12 |
FR2229737A1 (fr) | 1974-12-13 |
NL7406097A (fr) | 1974-11-20 |
CA1021897A (en) | 1977-11-29 |
JPS5032300A (fr) | 1975-03-28 |
DE2423993A1 (de) | 1974-12-05 |
FR2229737B1 (fr) | 1978-11-17 |
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