ES456903A1 - Procedimiento para la preparacion de espumas poliuretanicas flexibles con blandura extremadamente elevada. - Google Patents
Procedimiento para la preparacion de espumas poliuretanicas flexibles con blandura extremadamente elevada.Info
- Publication number
- ES456903A1 ES456903A1 ES456903A ES456903A ES456903A1 ES 456903 A1 ES456903 A1 ES 456903A1 ES 456903 A ES456903 A ES 456903A ES 456903 A ES456903 A ES 456903A ES 456903 A1 ES456903 A1 ES 456903A1
- Authority
- ES
- Spain
- Prior art keywords
- hydroxyl groups
- polyurethane foams
- flexible polyurethane
- weight
- total number
- 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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/4845—Polyethers containing oxyethylene units and other oxyalkylene units containing oxypropylene or higher oxyalkylene 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
- C08G18/08—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
- C08G18/28—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
-
- 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
- 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
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants
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)
- Materials For Medical Uses (AREA)
Abstract
Procedimiento para la preparación de espumas poluretánicas flexibles con blandura extremadamente elevada, formadas mediante reacción de un poliisocianato con un compuesto hidrooxilado, en presencia de catalizadores, agentes intumescontos y otros aditivos, en general utilizados en la producción de espumas poliuretánicas.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21288/76A IT1058454B (it) | 1976-03-17 | 1976-03-17 | Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici |
Publications (1)
Publication Number | Publication Date |
---|---|
ES456903A1 true ES456903A1 (es) | 1978-01-16 |
Family
ID=11179584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES456903A Expired ES456903A1 (es) | 1976-03-17 | 1977-03-16 | Procedimiento para la preparacion de espumas poliuretanicas flexibles con blandura extremadamente elevada. |
Country Status (18)
Country | Link |
---|---|
US (1) | US4144386A (es) |
JP (1) | JPS52111997A (es) |
AT (1) | AT369397B (es) |
BE (1) | BE852506A (es) |
CA (1) | CA1095648A (es) |
DE (1) | DE2711735A1 (es) |
DK (1) | DK109577A (es) |
ES (1) | ES456903A1 (es) |
FI (1) | FI63429C (es) |
FR (1) | FR2357588A1 (es) |
GB (1) | GB1567398A (es) |
HU (1) | HU175269B (es) |
IT (1) | IT1058454B (es) |
NL (1) | NL184739C (es) |
NO (1) | NO145246C (es) |
PT (1) | PT66308B (es) |
SE (1) | SE437525B (es) |
YU (1) | YU39091B (es) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583488B2 (ja) * | 1978-05-15 | 1983-01-21 | 株式会社ブリヂストン | 軟質ポリエ−テルポリウレタンフオ−ムの製造方法 |
DE2916485A1 (de) * | 1979-04-24 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von elastischen formkoerpern |
DE3066568D1 (en) * | 1979-07-11 | 1984-03-22 | Ici Plc | Prepolymers, polyisocyanate compositions prepared therefrom and their use in the preparation of polyurethane foams |
DE3137132A1 (de) * | 1981-09-18 | 1983-04-07 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von elastischen polyurethan-weichschaumstoffen |
US4487854A (en) * | 1983-12-27 | 1984-12-11 | Basf Wyandotte Corporation | Polyoxyalkylene polyether polyols and polyurethane foams prepared therefrom |
WO1990011310A1 (en) * | 1989-03-21 | 1990-10-04 | The Dow Chemical Company | Solvent resistant polyetherpolyurethane products and process for preparing the same |
IT1229756B (it) * | 1989-05-17 | 1991-09-10 | Montedipe Spa | Schiume poliuretaniche flessibili e procedimento per la loro preparazione |
EP0478773B1 (en) * | 1990-04-11 | 1996-03-06 | Mitsubishi Chemical Corporation | Urethane prepolymer and polyurethane composition |
US5114989A (en) * | 1990-11-13 | 1992-05-19 | The Dow Chemical Company | Isocyanate-terminated prepolymer and polyurethane foam prepared therefrom |
GB9126740D0 (en) * | 1991-12-17 | 1992-02-12 | Ici Plc | Polyol compositions |
EP0547765B1 (en) * | 1991-12-17 | 1997-06-11 | Imperial Chemical Industries Plc | Polyurethane foams |
US6376698B1 (en) * | 1991-12-17 | 2002-04-23 | Imperial Chemical Industries Plc | Prepolymers |
US5686502A (en) * | 1992-07-01 | 1997-11-11 | Polyfoam Products, Inc. | Water blown, hydrophilic, open cell polyurethane foams, method of making such foams and articles made therefrom |
US5447965A (en) * | 1993-06-02 | 1995-09-05 | Imperial Chemical Industries Plc | Method for the preparation of flexible polymeric foams |
GB9311345D0 (en) * | 1993-06-02 | 1993-07-21 | Ici Plc | Method for the preparation of flexible polymeric foams |
US6521674B1 (en) | 1993-10-01 | 2003-02-18 | Carpenter Co. | Latex-like flexible polyurethane foam and process for making same |
DE19928156A1 (de) * | 1999-06-19 | 2000-12-28 | Bayer Ag | Aus Polyetherpolyolen hergestellte Polyurethan-Weichschäume |
DE19941242A1 (de) * | 1999-08-31 | 2001-03-08 | Basf Ag | Polyetheralkohole |
JP5833155B2 (ja) * | 2013-02-22 | 2015-12-16 | 三洋化成工業株式会社 | 軟質ポリウレタンフォーム製造用ポリオール組成物 |
CN110885417A (zh) * | 2019-11-22 | 2020-03-17 | 山东蓝星东大有限公司 | 耐压缩低密度tdi型高回弹泡沫海绵及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA665758A (en) * | 1963-06-25 | Hurd Reginald | Block copolymer of ethylene oxide and propylene oxide in tertiary amino-polyether polyurethane foams | |
US3042631A (en) * | 1956-08-03 | 1962-07-03 | Simoniz Co | Polyurethane prepolymer and expanded product prepared therefrom |
US3461086A (en) * | 1964-03-05 | 1969-08-12 | Dow Chemical Co | Polyether urethane foams from certain heteric polyethers |
FR1487457A (fr) * | 1966-05-26 | 1967-07-07 | Naphtachimie Sa | Mousses de polyuréthane |
US3821130A (en) * | 1972-04-26 | 1974-06-28 | Dow Chemical Co | Air frothed polyurethane foams |
US4008189A (en) * | 1974-06-03 | 1977-02-15 | Olin Corporation | Hydrophilic polyurethane foam |
JPS539637B2 (es) * | 1974-08-06 | 1978-04-07 |
-
1976
- 1976-03-17 IT IT21288/76A patent/IT1058454B/it active
-
1977
- 1977-03-14 SE SE7702877A patent/SE437525B/xx not_active IP Right Cessation
- 1977-03-14 NL NLAANVRAGE7702732,A patent/NL184739C/xx not_active IP Right Cessation
- 1977-03-14 NO NO770909A patent/NO145246C/no unknown
- 1977-03-14 FI FI770802A patent/FI63429C/fi not_active IP Right Cessation
- 1977-03-14 DK DK109577A patent/DK109577A/da not_active Application Discontinuation
- 1977-03-15 US US05/777,609 patent/US4144386A/en not_active Expired - Lifetime
- 1977-03-15 FR FR7707677A patent/FR2357588A1/fr active Granted
- 1977-03-15 AT AT0175177A patent/AT369397B/de not_active IP Right Cessation
- 1977-03-16 HU HU77MO978A patent/HU175269B/hu unknown
- 1977-03-16 ES ES456903A patent/ES456903A1/es not_active Expired
- 1977-03-16 BE BE175814A patent/BE852506A/xx not_active IP Right Cessation
- 1977-03-16 YU YU00699/77A patent/YU39091B/xx unknown
- 1977-03-16 PT PT66308A patent/PT66308B/pt unknown
- 1977-03-16 CA CA274,090A patent/CA1095648A/en not_active Expired
- 1977-03-16 GB GB11120/77A patent/GB1567398A/en not_active Expired
- 1977-03-17 JP JP2872077A patent/JPS52111997A/ja active Granted
- 1977-03-17 DE DE19772711735 patent/DE2711735A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
BE852506A (fr) | 1977-09-16 |
JPS52111997A (en) | 1977-09-20 |
DE2711735A1 (de) | 1977-09-22 |
FR2357588B1 (es) | 1980-04-30 |
PT66308B (en) | 1978-08-11 |
YU69977A (en) | 1982-05-31 |
JPS6221807B2 (es) | 1987-05-14 |
IT1058454B (it) | 1982-04-10 |
NO145246B (no) | 1981-11-02 |
NO770909L (no) | 1977-09-20 |
NL184739C (nl) | 1989-10-16 |
FI63429C (fi) | 1983-06-10 |
NO145246C (no) | 1982-02-10 |
FI63429B (fi) | 1983-02-28 |
ATA175177A (de) | 1982-05-15 |
US4144386A (en) | 1979-03-13 |
DE2711735C2 (es) | 1988-07-07 |
DK109577A (da) | 1977-09-18 |
HU175269B (hu) | 1980-06-28 |
PT66308A (en) | 1977-04-01 |
FR2357588A1 (fr) | 1978-02-03 |
SE437525B (sv) | 1985-03-04 |
YU39091B (en) | 1984-04-30 |
NL184739B (nl) | 1989-05-16 |
AT369397B (de) | 1982-12-27 |
FI770802A (es) | 1977-09-18 |
CA1095648A (en) | 1981-02-10 |
GB1567398A (en) | 1980-05-14 |
SE7702877L (sv) | 1977-09-18 |
NL7702732A (nl) | 1977-09-20 |
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