NL7316660A - - Google Patents
Info
- Publication number
- NL7316660A NL7316660A NL7316660A NL7316660A NL7316660A NL 7316660 A NL7316660 A NL 7316660A NL 7316660 A NL7316660 A NL 7316660A NL 7316660 A NL7316660 A NL 7316660A NL 7316660 A NL7316660 A NL 7316660A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0033—Use of organic additives containing sulfur
-
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/225—Catalysts containing metal compounds of alkali or alkaline earth metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5631272A GB1425929A (en) | 1972-12-06 | 1972-12-06 | Polyurethane foams |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7316660A true NL7316660A (US06248540-20010619-C00021.png) | 1974-06-10 |
Family
ID=10476318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7316660A NL7316660A (US06248540-20010619-C00021.png) | 1972-12-06 | 1973-12-05 |
Country Status (8)
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4107069A (en) * | 1975-07-02 | 1978-08-15 | M&T Chemicals Inc. | Storage-stable precursors for rigid polyurethane foams |
DE2607999C2 (de) * | 1976-02-27 | 1983-02-03 | Bayer Ag, 5090 Leverkusen | Urethan- und Isocyanuratgruppen aufweisende Schaumstoffe und ein Verfahren zu ihrer Herstellung |
US4124573A (en) * | 1976-03-16 | 1978-11-07 | Bridgestone Tire Co., Ltd. | Soft polyurethane elastomer containing isocyanurate ring |
US4204051A (en) * | 1976-06-05 | 1980-05-20 | Bayer Aktiengesellschaft | Process for polyurethanes from ortho-ester-blocked polyols |
US4521548A (en) * | 1983-04-12 | 1985-06-04 | The Dow Chemical Company | Preparation of polyether polyols |
ES2058048T3 (es) * | 1992-03-24 | 1999-06-16 | Dow Chemical Co | Nuevo procedimiento de acabado para polieteres hidroxi-funcionales. |
DE19928676A1 (de) * | 1999-06-23 | 2000-12-28 | Basf Ag | Polyisocyanat-Polyadditionsprodukte |
AU2001258290A1 (en) * | 2000-03-17 | 2001-09-24 | Shell International B.V. | Formulation for making polyurethane foams |
CA3185950A1 (en) * | 2020-08-14 | 2022-02-17 | Pietro BUONO | Additive for reducing polyurethane foam degradation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3067149A (en) * | 1960-05-04 | 1962-12-04 | Nopco Chem Co | Stabilization of polyurethane resin foams |
DE1215361B (de) * | 1964-04-21 | 1966-04-28 | Bayer Ag | Verfahren zur Herstellung von homogenen oder zelligen Polyurethankunststoffen |
DE1694142C3 (de) * | 1967-03-25 | 1975-10-23 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Schaumstoffen |
US3706687A (en) * | 1968-01-18 | 1972-12-19 | Henryk S Rudzki | Urethane foam production and catalyst therefor comprising a mixture of an aliphatic tertiary amine compound and a tertiary amine salt of an alkylarylsulfonic acid |
DE1770235A1 (de) * | 1968-04-19 | 1971-10-07 | Bayer Ag | Isocyanuratgruppen aufweisende Schaumstoffe und Verfahren zu ihrer Herstellung |
GB1339441A (en) * | 1970-06-19 | 1973-12-05 | Dunlop Holdings Ltd | Polyurethane foams |
DE2051304A1 (de) * | 1970-10-20 | 1972-04-27 | Bayer | Verfahren zur Herstellung von Isocyanuratgruppen aufweisenden Schaum stoffen |
GB1372562A (en) * | 1971-09-22 | 1974-10-30 | Dunlop Ltd | Polyurethane foams |
US3781235A (en) * | 1972-10-31 | 1973-12-25 | Gen Electric | Method for making rigid foam and compositions using such method |
-
1972
- 1972-12-06 GB GB5631272A patent/GB1425929A/en not_active Expired
-
1973
- 1973-11-28 US US419875A patent/US3892685A/en not_active Expired - Lifetime
- 1973-11-28 ZA ZA739059A patent/ZA739059B/xx unknown
- 1973-12-04 FR FR7343147A patent/FR2209799B1/fr not_active Expired
- 1973-12-05 NL NL7316660A patent/NL7316660A/xx not_active Application Discontinuation
- 1973-12-06 DE DE2360941A patent/DE2360941A1/de active Pending
- 1973-12-06 IT IT83667/73A patent/IT1005241B/it active
- 1973-12-06 JP JP48136721A patent/JPS4999196A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3892685A (en) | 1975-07-01 |
AU6318973A (en) | 1975-06-05 |
DE2360941A1 (de) | 1974-06-20 |
GB1425929A (en) | 1976-02-25 |
FR2209799B1 (US06248540-20010619-C00021.png) | 1978-06-23 |
IT1005241B (it) | 1976-08-20 |
FR2209799A1 (US06248540-20010619-C00021.png) | 1974-07-05 |
JPS4999196A (US06248540-20010619-C00021.png) | 1974-09-19 |
ZA739059B (en) | 1974-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |