MX145634A - Procedimiento para la obtencion de espumas mejoradas de uretano - Google Patents
Procedimiento para la obtencion de espumas mejoradas de uretanoInfo
- Publication number
- MX145634A MX145634A MX171049A MX17104977A MX145634A MX 145634 A MX145634 A MX 145634A MX 171049 A MX171049 A MX 171049A MX 17104977 A MX17104977 A MX 17104977A MX 145634 A MX145634 A MX 145634A
- Authority
- MX
- Mexico
- Prior art keywords
- procedure
- urethane foams
- obtaining improved
- improved urethane
- obtaining
- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl 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
- C08G18/28—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
- C08G18/28—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
- C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene end 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7607—Compounds of C08G18/7614 and of C08G18/7657
-
- 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
- C08G2110/0033—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
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762647482 DE2647482A1 (de) | 1976-10-21 | 1976-10-21 | Verfahren zur herstellung von kalthaertenden, urethangruppen aufweisenden schaumstoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX145634A true MX145634A (es) | 1982-03-17 |
Family
ID=5990972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX171049A MX145634A (es) | 1976-10-21 | 1977-10-21 | Procedimiento para la obtencion de espumas mejoradas de uretano |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS58458B2 (de) |
| AT (1) | AT369759B (de) |
| AU (1) | AU505253B2 (de) |
| BE (1) | BE859937A (de) |
| BR (1) | BR7707032A (de) |
| CA (1) | CA1115900A (de) |
| CH (1) | CH636364A5 (de) |
| DE (1) | DE2647482A1 (de) |
| ES (1) | ES463396A1 (de) |
| FR (1) | FR2368506A1 (de) |
| GB (1) | GB1585901A (de) |
| IT (1) | IT1090532B (de) |
| MX (1) | MX145634A (de) |
| NL (1) | NL186171C (de) |
| SE (1) | SE460793B (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0023749B1 (de) * | 1979-07-02 | 1983-07-06 | Imperial Chemical Industries Plc | Verfahren und Apparat zur Herstellung von Artikeln aus flexiblem Polyurethanschaum |
| DE3102140A1 (de) * | 1981-01-23 | 1982-08-19 | Bayer Ag, 5090 Leverkusen | Formteil, insbesondere polster fuer fahrzeugsitze, aus polyurethanschaumstoff mit zonen unterschiedlicher eindruckhaerte und verfahren zu seiner herstellung |
| US4374934A (en) * | 1981-03-30 | 1983-02-22 | Olin Corporation | Semi-flexible foam polymer used in packaging |
| DE3137132A1 (de) * | 1981-09-18 | 1983-04-07 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von elastischen polyurethan-weichschaumstoffen |
| DE3231497A1 (de) * | 1982-08-25 | 1984-03-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von kompakten, waermebestaendigen urethan- und isocyanuratgruppen enthaltenden kunststoffen |
| US5114552A (en) * | 1985-02-07 | 1992-05-19 | Ppg Industries, Inc. | Compositions comprising ionic resins and capped polyisocyanate mixtures containing a diphenyl-2,4'-diisocyanate and a diphenyl-4,4'-diisocyanate |
| JPH0621147B2 (ja) * | 1985-09-27 | 1994-03-23 | 三井東圧化学株式会社 | 硬質ポリウレタンフオ−ムの製造法 |
| JPH0345618A (ja) * | 1989-07-14 | 1991-02-27 | Asahi Glass Co Ltd | 高弾性ポリウレタンフォームの製造方法 |
| JP2660588B2 (ja) * | 1989-11-30 | 1997-10-08 | 日本ポリウレタン工業株式会社 | 軟質ポリウレタン発泡体の製造方法 |
| DE4001556A1 (de) * | 1990-01-20 | 1991-07-25 | Bayer Ag | Neue polyisocyanatmischungen und ihre verwendung bei der herstellung von weichen polyurethan-schaumstoffen |
| US5071809A (en) * | 1990-05-07 | 1991-12-10 | Air Products And Chemicals, Inc. | Tertiary amine catalysts for polyurethanes |
| JPH0586163A (ja) * | 1991-09-26 | 1993-04-06 | Mitsui Toatsu Chem Inc | 結晶化を防止した低粘度ポリメチレンポリフエニレンポ リイソシアナート組成物 |
| TW324728B (en) * | 1994-04-27 | 1998-01-11 | Mitsui Toatsu Chemicals | Soft polyurethane foam and process of producing the same |
| MXPA02007859A (es) * | 2000-02-14 | 2002-11-29 | Huntsman Int Llc | Proceso para preparar una espuma flexible de poliuretano. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1162517A (en) * | 1965-11-12 | 1969-08-27 | Dunlop Co Ltd | Process for the production of Polyurethane Foams |
| ES347738A1 (es) * | 1966-12-27 | 1969-03-01 | Upjohn Co | Procedimiento para la preparacion de un elastomero de po- liuretano celular de densidad elevada. |
| GB1296981A (de) * | 1969-01-29 | 1972-11-22 | ||
| GB1422056A (en) * | 1973-05-29 | 1976-01-21 | Ici Ltd | Polyurethane foams |
| GB1444192A (en) * | 1974-04-03 | 1976-07-28 | Ici Ltd | Polyisocyanate compositions |
-
1976
- 1976-10-21 DE DE19762647482 patent/DE2647482A1/de not_active Withdrawn
-
1977
- 1977-10-17 CA CA289,078A patent/CA1115900A/en not_active Expired
- 1977-10-18 NL NLAANVRAGE7711432,A patent/NL186171C/xx not_active IP Right Cessation
- 1977-10-18 CH CH1270677A patent/CH636364A5/de not_active IP Right Cessation
- 1977-10-19 IT IT51473/77A patent/IT1090532B/it active
- 1977-10-19 AT AT0747877A patent/AT369759B/de not_active IP Right Cessation
- 1977-10-20 BE BE181915A patent/BE859937A/xx not_active IP Right Cessation
- 1977-10-20 GB GB43688/77A patent/GB1585901A/en not_active Expired
- 1977-10-20 SE SE7711820A patent/SE460793B/xx not_active IP Right Cessation
- 1977-10-20 BR BR7707032A patent/BR7707032A/pt unknown
- 1977-10-20 ES ES463396A patent/ES463396A1/es not_active Expired
- 1977-10-21 MX MX171049A patent/MX145634A/es unknown
- 1977-10-21 JP JP52125902A patent/JPS58458B2/ja not_active Expired
- 1977-10-21 FR FR7731804A patent/FR2368506A1/fr active Granted
- 1977-10-21 AU AU29934/77A patent/AU505253B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE460793B (sv) | 1989-11-20 |
| DE2647482A1 (de) | 1978-04-27 |
| ES463396A1 (es) | 1978-07-16 |
| BE859937A (fr) | 1978-04-20 |
| NL186171B (nl) | 1990-05-01 |
| FR2368506A1 (fr) | 1978-05-19 |
| FR2368506B1 (de) | 1984-06-01 |
| SE7711820L (sv) | 1978-04-22 |
| NL7711432A (nl) | 1978-04-25 |
| ATA747877A (de) | 1982-06-15 |
| BR7707032A (pt) | 1978-07-18 |
| AU505253B2 (en) | 1979-11-15 |
| AU2993477A (en) | 1979-05-31 |
| IT1090532B (it) | 1985-06-26 |
| NL186171C (nl) | 1990-10-01 |
| JPS5351299A (en) | 1978-05-10 |
| CH636364A5 (en) | 1983-05-31 |
| AT369759B (de) | 1983-01-25 |
| GB1585901A (en) | 1981-03-11 |
| CA1115900A (en) | 1982-01-05 |
| JPS58458B2 (ja) | 1983-01-06 |
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