BE774327R - Procede pour la preparation de mousses presentant des groupes urethane,resistantes a - Google Patents
Procede pour la preparation de mousses presentant des groupes urethane,resistantes aInfo
- Publication number
- BE774327R BE774327R BE774327A BE774327A BE774327R BE 774327 R BE774327 R BE 774327R BE 774327 A BE774327 A BE 774327A BE 774327 A BE774327 A BE 774327A BE 774327 R BE774327 R BE 774327R
- Authority
- BE
- Belgium
- Prior art keywords
- foams
- presenting
- resistant
- preparation
- urethane groups
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/725—Combination of polyisocyanates of C08G18/78 with other polyisocyanates
-
- 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
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/791—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups
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 |
---|---|---|---|
DE19702052028 DE2052028C3 (de) | 1970-10-23 | 1970-10-23 | Verfahren zur Herstellung von flammfesten flexiblen Polyurethanschaumstoffen aus Polyäthern |
Publications (1)
Publication Number | Publication Date |
---|---|
BE774327R true BE774327R (fr) | 1972-02-14 |
Family
ID=5785933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE774327A BE774327R (fr) | 1970-10-23 | 1971-10-22 | Procede pour la preparation de mousses presentant des groupes urethane,resistantes a |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE774327R (fr) |
DE (1) | DE2052028C3 (fr) |
FR (1) | FR2111795B2 (fr) |
GB (1) | GB1337659A (fr) |
IT (1) | IT989617B (fr) |
NL (1) | NL168856C (fr) |
SE (1) | SE395278B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4552902A (en) * | 1984-12-24 | 1985-11-12 | The Dow Chemical Company | Process for preparing stable solutions of trimerized isocyanates in monomeric polyisocyanates |
DE4216535A1 (de) * | 1991-08-21 | 1993-02-25 | Bayer Ag | Formkoerper zur bekaempfung von schaedlingen |
US6515125B1 (en) | 2001-03-09 | 2003-02-04 | Bayer Corporation | Liquid partially trimerized polyisocyanates based on toluene diisocyanate and diphenylmethane diisocyanate |
US7553963B2 (en) | 2003-10-29 | 2009-06-30 | Bayer Materialscience Llc | Liquid partially trimerized and allophanized polyisocyanates based on toluene diisocyanate and diphenylmethane diisocyanate |
US20060073321A1 (en) * | 2004-10-01 | 2006-04-06 | Kaushiva Bryan D | Molded flexible polyurethane foams with reduced flammability and superior durability |
US20080227878A1 (en) | 2007-03-14 | 2008-09-18 | James Garrett | Trimer and allophanate modified isocyanates, a process for their production, foams comprising these modified isocyanates, and a process for the production of these foams |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1184893A (en) * | 1966-04-22 | 1970-03-18 | Ici Ltd | Foamed Polymers Containing an Isocyanurate Ring Structure |
DE1770914A1 (de) * | 1968-07-19 | 1972-01-13 | Bayer Ag | Kunststoffe auf Isocyanatbasis |
-
1970
- 1970-10-23 DE DE19702052028 patent/DE2052028C3/de not_active Expired
-
1971
- 1971-10-19 GB GB4856671A patent/GB1337659A/en not_active Expired
- 1971-10-21 IT IT5360971A patent/IT989617B/it active
- 1971-10-22 BE BE774327A patent/BE774327R/fr active
- 1971-10-22 FR FR7138120A patent/FR2111795B2/fr not_active Expired
- 1971-10-22 NL NL7114580A patent/NL168856C/xx not_active IP Right Cessation
- 1971-10-22 SE SE1346771A patent/SE395278B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE395278B (sv) | 1977-08-08 |
DE2052028B2 (de) | 1976-08-26 |
NL168856C (nl) | 1982-05-17 |
GB1337659A (en) | 1973-11-21 |
NL168856B (nl) | 1981-12-16 |
FR2111795B2 (fr) | 1976-02-13 |
DE2052028C3 (de) | 1982-12-16 |
DE2052028A1 (de) | 1972-04-27 |
IT989617B (it) | 1975-06-10 |
FR2111795A2 (fr) | 1972-06-09 |
NL7114580A (fr) | 1972-04-25 |
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