ES2057257T3 - Espumas de poliuretano flexible y procedimiento para su preparacion. - Google Patents
Espumas de poliuretano flexible y procedimiento para su preparacion.Info
- Publication number
- ES2057257T3 ES2057257T3 ES90109267T ES90109267T ES2057257T3 ES 2057257 T3 ES2057257 T3 ES 2057257T3 ES 90109267 T ES90109267 T ES 90109267T ES 90109267 T ES90109267 T ES 90109267T ES 2057257 T3 ES2057257 T3 ES 2057257T3
- Authority
- ES
- Spain
- Prior art keywords
- polyurethane foams
- flexible polyurethane
- procedure
- preparation
- agents
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229920005830 Polyurethane Foam Polymers 0.000 title abstract 2
- 239000011496 polyurethane foam Substances 0.000 title abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
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
- C08G18/28—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
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- 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
-
- 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
- C08G2110/0058—≥50 and <150kg/m3
-
- 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
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
SE DESCRIBEN ESPUMAS FLEXIBLES DE POLIURETANO CON DENSIDADES BRUTAS DE 15 A 60 KG/M3 Y UNA CAPACIDAD DE CARGA, BAJO COMPRESION DEL 40 %, DE AL MENOS 50 N, OBTENIDA POR MEDIO DE LA REACCION DE UN POLISICIANTO MODIFICADO CON UN COMPUESTO QUE CONTIENE ATOMOS TERMINALES DE HIDROGENO ACTIVADO, AGENTES DISTINTOS DE LOS CLOROFLUOROALCANOS HABITUALMENTE USADOS COMO AGENTES ESPUMANTES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8920542A IT1229756B (it) | 1989-05-17 | 1989-05-17 | Schiume poliuretaniche flessibili e procedimento per la loro preparazione |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2057257T3 true ES2057257T3 (es) | 1994-10-16 |
Family
ID=11168519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90109267T Expired - Lifetime ES2057257T3 (es) | 1989-05-17 | 1990-05-16 | Espumas de poliuretano flexible y procedimiento para su preparacion. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5098937A (es) |
EP (1) | EP0398304B1 (es) |
JP (1) | JPH0321623A (es) |
AT (1) | ATE109167T1 (es) |
AU (1) | AU627025B2 (es) |
CA (1) | CA2017053C (es) |
DE (1) | DE69010982T2 (es) |
DK (1) | DK0398304T3 (es) |
ES (1) | ES2057257T3 (es) |
IT (1) | IT1229756B (es) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1260446B (it) * | 1992-01-27 | 1996-04-09 | Enichem Polimeri | Schiume poliuretaniche flessibili e procedimento per la loro preparazione |
DE4205934A1 (de) * | 1992-02-27 | 1993-09-02 | Basf Ag | Verfahren zur herstellung von fluorchlorkohlenwasserstoff freien, niedrigdichten polyurethan-weichschaumstoffen und weichelastischen polyurethan-formschaumstoffen sowie hierfuer verwendbare, mit urethangruppen modifizierte polyisocyanatmischungen auf diphenylmethan-diisocyanatbasis |
US5621016A (en) * | 1992-04-16 | 1997-04-15 | Imperial Chemical Industries Plc | Polyisocyanate compositions and low density flexible polyurethane foams produced therewith |
IT1255357B (it) * | 1992-07-23 | 1995-10-31 | Enichem Polimeri | Procedimento per la preparazione di schiume poliuretaniche flessibili a bassa densita' e schiume cosi' ottenute |
GB9216631D0 (en) * | 1992-08-05 | 1992-09-16 | Ici Plc | Reaction system for preparing microcellular elastomers |
US5773483A (en) * | 1993-04-13 | 1998-06-30 | Imperial Chemical Industries Plc | Process for preparing a flexible foam |
JPH08511287A (ja) * | 1993-04-13 | 1996-11-26 | インペリアル・ケミカル・インダストリーズ・ピーエルシー | 軟質フォームの製造法 |
GB9311345D0 (en) * | 1993-06-02 | 1993-07-21 | Ici Plc | Method for the preparation of flexible polymeric foams |
US5447965A (en) * | 1993-06-02 | 1995-09-05 | Imperial Chemical Industries Plc | Method for the preparation of flexible polymeric foams |
TW344750B (en) * | 1994-06-16 | 1998-11-11 | Ici Plc | Process for preparing flexible foams |
US5510053A (en) * | 1994-12-29 | 1996-04-23 | Basf Corporation | Water-blown polyurethane sealing devices and compositions for producing same |
US5665288A (en) * | 1994-12-29 | 1997-09-09 | Basf Corporation | Method of making water-blown polyurethane sealing devices |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3862879A (en) * | 1973-03-12 | 1975-01-28 | Dow Chemical Co | Articles coated with air frothed polyurethane foams |
IT1058454B (it) * | 1976-03-17 | 1982-04-10 | Montedison Spa | Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici |
GB2021605B (en) * | 1978-05-30 | 1982-09-02 | Ici Ltd | Poyurethane foams |
DE3066568D1 (en) * | 1979-07-11 | 1984-03-22 | Ici Plc | Prepolymers, polyisocyanate compositions prepared therefrom and their use in the preparation of polyurethane foams |
GB2107336A (en) * | 1981-10-13 | 1983-04-27 | Ici Plc | A method of manufacturing flexible polyurethane forms and a novel polyol composition for use therein |
US4452924A (en) * | 1983-05-05 | 1984-06-05 | Mobay Chemical Corporation | Flexible polyurethane foams having improved load bearing characteristics |
US4569952A (en) * | 1984-05-03 | 1986-02-11 | Mobay Chemical Corporation | Flexible polyurethane foams having improved load bearing characteristics and mixtures useful therein |
US4546122A (en) * | 1984-08-06 | 1985-10-08 | Mobay Chemical Corporation | Flexible polyurethane foams |
US4803229A (en) * | 1986-01-06 | 1989-02-07 | Basf Corporation | Modified polyisocyanate compositions and molded flexible polyurethane foam |
AU593680B2 (en) * | 1986-09-05 | 1990-02-15 | Bayer Aktiengesellschaft | A process for the production of elastic, open-celled flexible polyurethane foams having increased compression hardness |
NZ226009A (en) * | 1987-09-21 | 1990-11-27 | Ici Plc | Process for manufacture of polyurethane foams using methylene diphenyl isocyanates with water as blowing agent |
-
1989
- 1989-05-17 IT IT8920542A patent/IT1229756B/it active
-
1990
- 1990-05-16 AU AU55083/90A patent/AU627025B2/en not_active Ceased
- 1990-05-16 EP EP90109267A patent/EP0398304B1/en not_active Revoked
- 1990-05-16 DK DK90109267.6T patent/DK0398304T3/da active
- 1990-05-16 AT AT90109267T patent/ATE109167T1/de not_active IP Right Cessation
- 1990-05-16 ES ES90109267T patent/ES2057257T3/es not_active Expired - Lifetime
- 1990-05-16 DE DE69010982T patent/DE69010982T2/de not_active Revoked
- 1990-05-17 US US07/524,728 patent/US5098937A/en not_active Expired - Fee Related
- 1990-05-17 CA CA002017053A patent/CA2017053C/en not_active Expired - Fee Related
- 1990-05-17 JP JP2128088A patent/JPH0321623A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0398304A1 (en) | 1990-11-22 |
EP0398304B1 (en) | 1994-07-27 |
IT8920542A0 (it) | 1989-05-17 |
IT1229756B (it) | 1991-09-10 |
AU627025B2 (en) | 1992-08-13 |
DE69010982D1 (de) | 1994-09-01 |
CA2017053C (en) | 1995-12-19 |
AU5508390A (en) | 1990-11-22 |
US5098937A (en) | 1992-03-24 |
DK0398304T3 (da) | 1994-08-22 |
ATE109167T1 (de) | 1994-08-15 |
JPH0321623A (ja) | 1991-01-30 |
DE69010982T2 (de) | 1994-11-17 |
CA2017053A1 (en) | 1990-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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