ES8602863A1 - Procedimiento para la obtencion de articulos moldeados maci-zos o microcelulares - Google Patents
Procedimiento para la obtencion de articulos moldeados maci-zos o microcelularesInfo
- Publication number
- ES8602863A1 ES8602863A1 ES540873A ES540873A ES8602863A1 ES 8602863 A1 ES8602863 A1 ES 8602863A1 ES 540873 A ES540873 A ES 540873A ES 540873 A ES540873 A ES 540873A ES 8602863 A1 ES8602863 A1 ES 8602863A1
- Authority
- ES
- Spain
- Prior art keywords
- mol
- component
- opt
- polyisocyanate
- reaction
- 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
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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/302—Water
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
- Y10T428/249989—Integrally formed skin
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)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Polyesters Or Polycarbonates (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
UN PROCEDIMIENTO PARA LA OBTENCION DE ARTICULOS MOLDEADOS A BASE DE POLIURETANOS QUE LLEVAN GRUPOS UREA MEDIANTE REACCION QUE SE DESARROLLA EN MOLDES CERRADOS POR POLIISOCIANATOS ORGANICOS, COMPUESTOS CON ATOMOS DE HIDROGENO REACTIVOS CON RESPECTO A LOS GRUPOS ISOCIANATO, DEL MARGEN DE PESO MOLECULAR 400 HASTA 12.000, EN CASO DADO COMPUESTOS CON COMO MINIMO 2 ATOMOS DE HIDROGENO REACTIVO CON RESPECTO A LOS GRUPOS ISOCIANATO, DEL MARGEN DE PESO MOLECULAR 60 HASTA 399, Y EN CASO DADO, LOS AGENTES AUXILIARES Y ADITIVOS USUALES, SEGUN LA TECNICA DE COLADA POR INYECCION REACTIVA, REALIZANDOSE LA REACCION EN PRESENCIA DE AGUA EN UNA CANTIDAD DE COMO MINIMO 0,15 MOLES POR MOL DE GRUPOS ISOCIANATO MANTENIENDOSE UN INDICE DE ISOCIANATO DE 70 HASTA 125, Y DONDE MEDIANTE MANTENIMIENTO DE UNA PRESION SUPERIOR A 40 BAR, SE CUIDA DE QUE EL DIOXIDO DE CARBONO FORMADO EN EL TRANSCURSO DE LA REACCION SE MANTENGA TOTAL O PREDOMINANTEMENTE DISUELTO EN LA MEZCLA DE REACCION O BIEN EN EL ARTICULO MOLDEADO QUE SE FORMA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843407931 DE3407931A1 (de) | 1984-03-03 | 1984-03-03 | Verfahren zur herstellung von formkoerpern auf basis von harnstoffgruppen aufweisenden polyurethanen |
Publications (2)
Publication Number | Publication Date |
---|---|
ES540873A0 ES540873A0 (es) | 1985-12-01 |
ES8602863A1 true ES8602863A1 (es) | 1985-12-01 |
Family
ID=6229540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES540873A Expired ES8602863A1 (es) | 1984-03-03 | 1985-03-01 | Procedimiento para la obtencion de articulos moldeados maci-zos o microcelulares |
Country Status (11)
Country | Link |
---|---|
US (1) | US4576970A (es) |
EP (1) | EP0154275B1 (es) |
JP (1) | JPH07113052B2 (es) |
AT (1) | ATE44965T1 (es) |
AU (1) | AU570302B2 (es) |
BR (1) | BR8500932A (es) |
CA (1) | CA1245416A (es) |
DE (2) | DE3407931A1 (es) |
DK (1) | DK168448B1 (es) |
ES (1) | ES8602863A1 (es) |
ZA (1) | ZA851575B (es) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3347573A1 (de) * | 1983-12-30 | 1985-07-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von gegebenenfalls zellfoermigen formkoerpern |
JPS61150370U (es) * | 1985-03-08 | 1986-09-17 | ||
US4696849A (en) * | 1985-09-16 | 1987-09-29 | The Dow Chemical Company | Process for preparing polyurethane-backed textiles |
DE3725198A1 (de) * | 1987-07-30 | 1989-02-09 | Bayer Ag | Verfahren zur herstellung von elastomeren formkoerpern auf basis von harnstoffgruppen aufweisenden polyisocyanat-polyadditionsprodukten |
JPH0332811A (ja) * | 1989-06-30 | 1991-02-13 | Tokyo Seat Kk | ウレタンフォーム成形品の製造方法 |
DE3921861A1 (de) * | 1989-07-04 | 1991-01-31 | Bayer Ag | Verfahren zur herstellung von hochelastischen kunststoffen |
US5086084A (en) * | 1989-08-29 | 1992-02-04 | Lee H. Ambrose | Polyvinyl chloride/polyurethane hybrid foams |
JPH07102583B2 (ja) * | 1990-06-12 | 1995-11-08 | 豊田合成株式会社 | ポリウレタン発泡体の成形方法及び成形装置 |
US5070138A (en) * | 1990-07-13 | 1991-12-03 | E. R. Carpenter Company, Inc. | Polyurethane elastomer tire fill compositions and method of making same |
US5114980A (en) * | 1991-05-20 | 1992-05-19 | Industrial Technology Research Institute | Polyurethane integral skin foam of low ozone depletion potential |
JP2518481B2 (ja) * | 1991-09-26 | 1996-07-24 | 豊田合成株式会社 | 自己スキン層付きポリウレタンフォ―ムの製造方法及び製造装置 |
US5633289A (en) * | 1993-03-16 | 1997-05-27 | Toyoda Gosei Co., Ltd. | Process for molding an integral skin foam and a polyurethane material for molding the same |
JP2982564B2 (ja) * | 1993-06-19 | 1999-11-22 | 豊田合成株式会社 | インテグラルスキンフォームの成形方法 |
JP3218397B2 (ja) * | 1997-05-21 | 2001-10-15 | 旭化成株式会社 | 熱可塑性樹脂の射出成形法 |
EP1659004B1 (en) * | 2004-11-19 | 2012-02-01 | Sumitomo Rubber Industries, Ltd. | Assembly of pneumatic tire and rim and a noise damper used therein |
DE102006032187A1 (de) * | 2006-07-12 | 2008-01-24 | Bayer Materialscience Ag | Polyharnstoff-Polyurethan-Formkörper und Verfahren zu ihrer Herstellung |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA961227A (en) * | 1970-12-07 | 1975-01-21 | Olin Corporation | Low ball-drop resilience densified polyurethane foam |
CH583265A5 (es) * | 1974-01-02 | 1976-12-31 | Inter Polymer Res Corp | |
DE2513817C3 (de) * | 1975-03-27 | 1986-11-13 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Schaumstoff-Formkörpern kompakter Randzone und zelligem Kern |
DE2622951B2 (de) * | 1976-05-21 | 1979-09-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von elastischen Fonnkörpern |
US4218543A (en) * | 1976-05-21 | 1980-08-19 | Bayer Aktiengesellschaft | Rim process for the production of elastic moldings |
LU81024A1 (fr) * | 1979-03-09 | 1980-09-24 | Prb Sa | Procede pour la preparation de polyurethanne a peau integrale et polyurethanne obtenu |
DE2916485A1 (de) * | 1979-04-24 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von elastischen formkoerpern |
US4272618A (en) * | 1979-04-30 | 1981-06-09 | Texaco Development Corp. | Heat stable reaction injection molded elastomers |
JPS575716A (en) * | 1980-06-16 | 1982-01-12 | Hitachi Ltd | Production of thermally insulating boxes |
WO1982000297A1 (en) * | 1980-07-15 | 1982-02-04 | J Blackwell | Production of synthetic plastics foam material |
DE3164149D1 (en) * | 1980-07-21 | 1984-07-19 | Mobay Chemical Corp | Process for the production of elastomeric moulded products |
US4416844A (en) * | 1980-12-23 | 1983-11-22 | Wyman Ransome J | Deflation-proof pneumatic tire and elastomeric fillings therefore |
JPS57123213A (en) * | 1981-01-26 | 1982-07-31 | Hitachi Ltd | Production of skinned polyurethane foam |
US4444704A (en) * | 1981-01-26 | 1984-04-24 | Hitachi, Ltd. | Process for producing integral skin polyurethane foam |
JPS57131218A (en) * | 1981-02-09 | 1982-08-14 | Hitachi Ltd | Flame-retarding rigid polyurethane foam composition |
US4314038A (en) * | 1981-03-30 | 1982-02-02 | Basf Wyandotte Corporation | Graft polyol RIM system possessing excellent thermal properties |
DE3147736A1 (de) * | 1981-12-02 | 1983-06-09 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von elastischen formkoerpern |
US4474901A (en) * | 1983-06-08 | 1984-10-02 | Texaco Inc. | Reaction injection molded elastomers made using high molecular weight amine terminated polyethers and small amounts of low molecular weight amine terminated polyethers |
-
1984
- 1984-03-03 DE DE19843407931 patent/DE3407931A1/de not_active Withdrawn
-
1985
- 1985-02-18 CA CA000474572A patent/CA1245416A/en not_active Expired
- 1985-02-21 US US06/703,844 patent/US4576970A/en not_active Expired - Fee Related
- 1985-02-25 EP EP19850102046 patent/EP0154275B1/de not_active Expired
- 1985-02-25 AT AT85102046T patent/ATE44965T1/de not_active IP Right Cessation
- 1985-02-25 DE DE8585102046T patent/DE3571821D1/de not_active Expired
- 1985-02-28 AU AU39272/85A patent/AU570302B2/en not_active Ceased
- 1985-03-01 DK DK097185A patent/DK168448B1/da not_active IP Right Cessation
- 1985-03-01 BR BR8500932A patent/BR8500932A/pt not_active IP Right Cessation
- 1985-03-01 ZA ZA851575A patent/ZA851575B/xx unknown
- 1985-03-01 ES ES540873A patent/ES8602863A1/es not_active Expired
- 1985-03-02 JP JP4034285A patent/JPH07113052B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DK97185D0 (da) | 1985-03-01 |
US4576970A (en) | 1986-03-18 |
ZA851575B (en) | 1985-11-27 |
EP0154275A3 (en) | 1987-05-06 |
JPH07113052B2 (ja) | 1995-12-06 |
ES540873A0 (es) | 1985-12-01 |
AU570302B2 (en) | 1988-03-10 |
EP0154275A2 (de) | 1985-09-11 |
DK97185A (da) | 1985-09-04 |
EP0154275B1 (de) | 1989-07-26 |
BR8500932A (pt) | 1985-10-22 |
AU3927285A (en) | 1985-09-05 |
DE3571821D1 (en) | 1989-08-31 |
DK168448B1 (da) | 1994-03-28 |
CA1245416A (en) | 1988-11-29 |
DE3407931A1 (de) | 1985-09-05 |
ATE44965T1 (de) | 1989-08-15 |
JPS60206816A (ja) | 1985-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20001102 |