IT1021861B - Procedimento per la produzione di isocianati tetrafunzionali utili quali agenti di reticolazio ne per poliuretani e prodotto otte nuto - Google Patents
Procedimento per la produzione di isocianati tetrafunzionali utili quali agenti di reticolazio ne per poliuretani e prodotto otte nutoInfo
- Publication number
- IT1021861B IT1021861B IT53626/74A IT5362674A IT1021861B IT 1021861 B IT1021861 B IT 1021861B IT 53626/74 A IT53626/74 A IT 53626/74A IT 5362674 A IT5362674 A IT 5362674A IT 1021861 B IT1021861 B IT 1021861B
- Authority
- IT
- Italy
- Prior art keywords
- nuto
- polyurethans
- otte
- procedure
- useful
- Prior art date
Links
- 239000003431 cross linking reagent Substances 0.000 title 1
- 239000012948 isocyanate Substances 0.000 title 1
- 150000002513 isocyanates Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/12—Derivatives of isocyanic acid having isocyanate groups bound to carbon atoms of six-membered aromatic rings
-
- 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
- C08G18/773—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur halogens
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 |
|---|---|---|---|
| US416043A US3904666A (en) | 1973-11-15 | 1973-11-15 | Tetraisocyanate compositions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1021861B true IT1021861B (it) | 1978-02-20 |
Family
ID=23648291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT53626/74A IT1021861B (it) | 1973-11-15 | 1974-10-18 | Procedimento per la produzione di isocianati tetrafunzionali utili quali agenti di reticolazio ne per poliuretani e prodotto otte nuto |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3904666A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS529671B2 (cg-RX-API-DMAC7.html) |
| BE (1) | BE822189A (cg-RX-API-DMAC7.html) |
| BR (1) | BR7408321D0 (cg-RX-API-DMAC7.html) |
| DE (1) | DE2452715A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1429458A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1021861B (cg-RX-API-DMAC7.html) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035318A (en) * | 1975-01-10 | 1977-07-12 | Olin Corporation | High resilience polyurethane foam |
| FR2525216B1 (fr) * | 1982-04-16 | 1985-10-25 | Ugine Kuhlmann | Isocyanates aromatiques halogenes, ou leurs melanges, a structure diphenylmethane et leur procede de fabrication |
| US5171468A (en) * | 1988-03-10 | 1992-12-15 | Mitsui Toatsu Chemicals, Incorporated | Aromatic polyisocyanate |
| US9617398B2 (en) | 2013-12-16 | 2017-04-11 | Ut-Battelle, Llc | Multifunctional curing agents and their use in improving strength of composites containing carbon fibers embedded in a polymeric matrix |
| US10639579B2 (en) | 2014-10-01 | 2020-05-05 | Donaldson Company, Inc. | Pleated tank vent |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3255226A (en) * | 1962-12-21 | 1966-06-07 | Du Pont | Process for the preparation of arylmethane isocyanates and the purification of alkyl and haloalkyl isocyanates |
-
1973
- 1973-11-15 US US416043A patent/US3904666A/en not_active Expired - Lifetime
-
1974
- 1974-10-08 BR BR8321/74A patent/BR7408321D0/pt unknown
- 1974-10-18 IT IT53626/74A patent/IT1021861B/it active
- 1974-10-29 GB GB4676974A patent/GB1429458A/en not_active Expired
- 1974-11-06 DE DE19742452715 patent/DE2452715A1/de active Pending
- 1974-11-11 JP JP49129818A patent/JPS529671B2/ja not_active Expired
- 1974-11-14 BE BE150499A patent/BE822189A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE822189A (fr) | 1975-05-14 |
| JPS5083358A (cg-RX-API-DMAC7.html) | 1975-07-05 |
| US3904666A (en) | 1975-09-09 |
| JPS529671B2 (cg-RX-API-DMAC7.html) | 1977-03-17 |
| BR7408321D0 (pt) | 1975-08-05 |
| GB1429458A (en) | 1976-03-24 |
| DE2452715A1 (de) | 1975-05-22 |
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