ES2142118T3 - Procedimiento para la fabricacion de cuerpos moldeados de espumas de poliuretano segun el procedimiento de reaccion y moldeo por inyeccion. - Google Patents
Procedimiento para la fabricacion de cuerpos moldeados de espumas de poliuretano segun el procedimiento de reaccion y moldeo por inyeccion.Info
- Publication number
- ES2142118T3 ES2142118T3 ES97105876T ES97105876T ES2142118T3 ES 2142118 T3 ES2142118 T3 ES 2142118T3 ES 97105876 T ES97105876 T ES 97105876T ES 97105876 T ES97105876 T ES 97105876T ES 2142118 T3 ES2142118 T3 ES 2142118T3
- Authority
- ES
- Spain
- Prior art keywords
- procedure
- polyol component
- polyurethane foam
- functionality
- molecular weight
- 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
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
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
- C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
- C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols
- C08G18/8019—Masked aromatic 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
- C08G18/08—Processes
- C08G18/089—Reaction retarding agents
-
- 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
- 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
- C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
-
- 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
-
- 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
- C08G2110/0033—Foam properties having integral skins
-
- 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
- C08G2120/00—Compositions for reaction injection moulding processes
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 PREPARAN ARTICULOS MOLDEADOS DE ESPUMAS DE POLIURETANO SEGUN EL PROCESO DE REACCION Y FUNDICION INYECTADA MEDIANTE TRANSFORMACION DE A1) UN SEMIPREPOLIMERO CON GRUPOS ISOCIANATO CON UN CONTENIDO DE NCO DE 15 A 31 % EN PESO MEDIANTE TRANSFORMACION DE I) UN GRUPO ISOCIANATO BIFUNCIONAL DE LA SERIE DE DIFENILMETANO Y II) UN GRUPO POLIOL CON UN PESO MOLECULAR MEDIO DE 62 A 1.000 Y DE FUNCIONALIDAD 2,0; Y A2) UN GRUPO ISOCIANATO BIFUNCIONAL DE LA SERIE DE DIFENILMETANO CON UN CONTENIDO DE NCO DE 28 A 33,6 %, B1) COMO MINIMO UN COMPONENTE POLIOL DE FUNCIONALIDAD 2 A 6 Y UN PESO MOLECULAR MEDIO DE 2.000 A 10.000, B2) COMO MINIMO UN COMPONENTE POLIOL DE FUNCIONALIDAD 3 A 8, PREFERENTEMENTE 4 A 6, CON UNA MASA MOLAR MEDIA DE 92 A 1.999, C) AGUA Y EN SU CASO CARBURANTES ORGANICOS, D) ESTABILIZANTES, E) ADITIVOS Y SUSTANCIAS AUXILIARES CONOCIDOS Y CARACTERIZADOS COMO ACTIVADORES F) CARBOXILATOS ALCALINOS G) COMPUESTOS CON GRUPOS ACIDOS CON UN INDICE DE ACIDEZ DE 20 A 1.000, PREFERENTEMENTE 20 A 500, Y COMO COMPONENTE POLIOL B2) COMO MINIMO UN POLIOL QUE CONTIENE UN ATOMO DE NITROGENO TERCIARIO, CON FUNCIONALIDAD 3 A 8.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19616082A DE19616082A1 (de) | 1996-04-23 | 1996-04-23 | Verfahren zur Herstellung von Formkörpern aus Polyurethanschaumstoffen nach dem Reaktions-Spritzguß-Verfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2142118T3 true ES2142118T3 (es) | 2000-04-01 |
Family
ID=7792142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES97105876T Expired - Lifetime ES2142118T3 (es) | 1996-04-23 | 1997-04-10 | Procedimiento para la fabricacion de cuerpos moldeados de espumas de poliuretano segun el procedimiento de reaccion y moldeo por inyeccion. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0803522B1 (es) |
| AT (1) | ATE188226T1 (es) |
| DE (2) | DE19616082A1 (es) |
| DK (1) | DK0803522T3 (es) |
| ES (1) | ES2142118T3 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2334720A (en) * | 1998-02-26 | 1999-09-01 | Basf Corp | Method for preparing urethane prepolymer comopsitions |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US5459170A (en) * | 1993-04-13 | 1995-10-17 | Imperial Chemical Industries Plc | Polyurethane foams |
-
1996
- 1996-04-23 DE DE19616082A patent/DE19616082A1/de not_active Withdrawn
-
1997
- 1997-04-10 DK DK97105876T patent/DK0803522T3/da active
- 1997-04-10 EP EP97105876A patent/EP0803522B1/de not_active Expired - Lifetime
- 1997-04-10 DE DE59700917T patent/DE59700917D1/de not_active Expired - Lifetime
- 1997-04-10 ES ES97105876T patent/ES2142118T3/es not_active Expired - Lifetime
- 1997-04-10 AT AT97105876T patent/ATE188226T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0803522B1 (de) | 1999-12-29 |
| DE19616082A1 (de) | 1997-10-30 |
| ATE188226T1 (de) | 2000-01-15 |
| DK0803522T3 (da) | 2000-05-08 |
| DE59700917D1 (de) | 2000-02-03 |
| EP0803522A1 (de) | 1997-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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