MX2014010756A - Aditivo para el ajuste de la temperatura de transicion vitrea de espumas suaves visco-elasticas de poliuretano. - Google Patents
Aditivo para el ajuste de la temperatura de transicion vitrea de espumas suaves visco-elasticas de poliuretano.Info
- Publication number
- MX2014010756A MX2014010756A MX2014010756A MX2014010756A MX2014010756A MX 2014010756 A MX2014010756 A MX 2014010756A MX 2014010756 A MX2014010756 A MX 2014010756A MX 2014010756 A MX2014010756 A MX 2014010756A MX 2014010756 A MX2014010756 A MX 2014010756A
- Authority
- MX
- Mexico
- Prior art keywords
- transition temperature
- glass transition
- polyurethane foam
- visco
- additive
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- 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
- C08G18/14—Manufacture of cellular products
-
- 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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/2815—Monohydroxy compounds
-
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- 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
-
- 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
-
- 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
- C08G2350/00—Acoustic or vibration damping material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/092—Polycarboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
La presente invención describe el uso de una disal de ácido málico en la producción de una espuma de poliuretano, en donde la disal de ácido málico de la mezcla de reacción que comprende al menos un componente de poliol, un componente de isocianato, un catalizador que cataliza la formación de enlaces de uretano o isocianurato, opcionalmente un agente de expansión, si aplica, que tenga otros aditivos opcionales, se agrega para la reducción de la temperatura de transición vítrea de la espuma de poliuretano obtenida, así como la espuma de poliuretano que tenga una temperatura de transición vítrea de 20°C a 15°C, caracteriza porque comprende disales de ácido málico o los productos de reacción de las mismas con un componente de isocianato, en donde la porción de la disal y los productos de reacción de las mismas con un componente de isocianato que es de menos de 0.08% en peso basado en la espuma de poliuretano.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012203639A DE102012203639A1 (de) | 2012-03-08 | 2012-03-08 | Additiv zur Einstellung der Glasübergangstemperatur von viskoelastischen Polyurethanweichschaumstoffen |
PCT/EP2013/052516 WO2013131710A2 (de) | 2012-03-08 | 2013-02-08 | Additiv zur einstellung der glasübergangstemperatur von viskoelastischen polyurethanweichschaumstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2014010756A true MX2014010756A (es) | 2014-12-05 |
Family
ID=47681900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2014010756A MX2014010756A (es) | 2012-03-08 | 2013-02-08 | Aditivo para el ajuste de la temperatura de transicion vitrea de espumas suaves visco-elasticas de poliuretano. |
Country Status (11)
Country | Link |
---|---|
US (1) | US20150031781A1 (es) |
EP (1) | EP2822982B1 (es) |
CN (1) | CN104159943A (es) |
CA (1) | CA2864245A1 (es) |
DE (1) | DE102012203639A1 (es) |
DK (1) | DK2822982T3 (es) |
MX (1) | MX2014010756A (es) |
PL (1) | PL2822982T3 (es) |
PT (1) | PT2822982T (es) |
RU (1) | RU2014140403A (es) |
WO (1) | WO2013131710A2 (es) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013201829A1 (de) | 2013-02-05 | 2014-08-07 | Evonik Industries Ag | Amine, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102013204991A1 (de) | 2013-03-21 | 2014-09-25 | Evonik Industries Ag | Herstellung von Polyurethanschäumen, die Polyole auf Polyolefinbasis enthalten |
DE102014215384A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215388A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215382A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014218635A1 (de) | 2014-09-17 | 2016-03-17 | Evonik Degussa Gmbh | Herstellung von viskoelastischen Polyurethansystemen unter Einsatz von Blockpolymeren mit verknüpften Siloxanblöcken als Zellöffner |
RU2697514C2 (ru) * | 2014-10-07 | 2019-08-15 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Улучшения, относящиеся к полиуретанам |
US9873180B2 (en) | 2014-10-17 | 2018-01-23 | Applied Materials, Inc. | CMP pad construction with composite material properties using additive manufacturing processes |
SG11201703114QA (en) | 2014-10-17 | 2017-06-29 | Applied Materials Inc | Cmp pad construction with composite material properties using additive manufacturing processes |
US10875153B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Advanced polishing pad materials and formulations |
US10821573B2 (en) | 2014-10-17 | 2020-11-03 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
US10399201B2 (en) | 2014-10-17 | 2019-09-03 | Applied Materials, Inc. | Advanced polishing pads having compositional gradients by use of an additive manufacturing process |
US11745302B2 (en) | 2014-10-17 | 2023-09-05 | Applied Materials, Inc. | Methods and precursor formulations for forming advanced polishing pads by use of an additive manufacturing process |
US10875145B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
CN108290267B (zh) | 2015-10-30 | 2021-04-20 | 应用材料公司 | 形成具有期望ζ电位的抛光制品的设备与方法 |
US10593574B2 (en) | 2015-11-06 | 2020-03-17 | Applied Materials, Inc. | Techniques for combining CMP process tracking data with 3D printed CMP consumables |
US10391605B2 (en) | 2016-01-19 | 2019-08-27 | Applied Materials, Inc. | Method and apparatus for forming porous advanced polishing pads using an additive manufacturing process |
US10456886B2 (en) | 2016-01-19 | 2019-10-29 | Applied Materials, Inc. | Porous chemical mechanical polishing pads |
EP3205678A1 (de) | 2016-02-10 | 2017-08-16 | Evonik Degussa GmbH | Alterungsbeständige und emissionsarme matratzen und/oder kissen |
MX2019008151A (es) * | 2017-01-17 | 2019-09-04 | Dow Global Technologies Llc | Mezclas de poliol utiles para la produccion de gomaespuma viscoelastica. |
US11471999B2 (en) | 2017-07-26 | 2022-10-18 | Applied Materials, Inc. | Integrated abrasive polishing pads and manufacturing methods |
US11072050B2 (en) | 2017-08-04 | 2021-07-27 | Applied Materials, Inc. | Polishing pad with window and manufacturing methods thereof |
WO2019032286A1 (en) | 2017-08-07 | 2019-02-14 | Applied Materials, Inc. | ABRASIVE DISTRIBUTION POLISHING PADS AND METHODS OF MAKING SAME |
CN115093821A (zh) * | 2017-12-25 | 2022-09-23 | 井上株式会社 | 层叠体和车辆用内饰材料的表皮材料 |
JP7299970B2 (ja) | 2018-09-04 | 2023-06-28 | アプライド マテリアルズ インコーポレイテッド | 改良型研磨パッドのための配合物 |
EP3744745A1 (de) | 2019-05-28 | 2020-12-02 | Evonik Operations GmbH | Herstellung von pu-schaumstoffen |
US20210015269A1 (en) | 2019-07-19 | 2021-01-21 | Evonik Operations Gmbh | Shaped pu foam articles |
EP3819323A1 (de) | 2019-11-07 | 2021-05-12 | Evonik Operations GmbH | Druckverformungsrest |
US11813712B2 (en) | 2019-12-20 | 2023-11-14 | Applied Materials, Inc. | Polishing pads having selectively arranged porosity |
CN111732705B (zh) * | 2020-06-18 | 2022-05-27 | 旭川化学(苏州)有限公司 | 一种适合低温使用的聚氨酯泡沫及其组合料和聚氨酯座椅 |
US11806829B2 (en) | 2020-06-19 | 2023-11-07 | Applied Materials, Inc. | Advanced polishing pads and related polishing pad manufacturing methods |
US20220106432A1 (en) | 2020-10-07 | 2022-04-07 | Evonik Operations Gmbh | Shaped flexible pu foam articles |
TR202022114A1 (tr) * | 2020-12-29 | 2022-07-21 | Pimsa Otomotiv Anonim Sirketi | Bi̇r poli̇üretan köpük bi̇leşi̇mi̇ ve bunun sentezi̇ i̇çi̇n yöntem |
US11878389B2 (en) | 2021-02-10 | 2024-01-23 | Applied Materials, Inc. | Structures formed using an additive manufacturing process for regenerating surface texture in situ |
CN117529512A (zh) | 2021-06-17 | 2024-02-06 | 赢创运营有限公司 | 成型软质聚氨酯泡沫制品 |
EP4257324A1 (en) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | System and method for automatically setting parameters for foam production |
EP4257327A1 (en) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | Optical determination of a control signal for slabstock polyurethane foam production |
EP4257326A1 (en) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | Optical determination of a control signal in response to detection of macroscopic polyurethane foam defects |
EP4257323A1 (en) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | System and method for determining parameters for foam production |
EP4257325A1 (en) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | Optical prediction of polyurethane foam parameters |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL245621A (es) * | 1957-09-25 | |||
US3087901A (en) * | 1960-04-26 | 1963-04-30 | Union Carbide Corp | Polyether polyurethane foams stabilized with tartaric acid |
US3087900A (en) * | 1960-04-26 | 1963-04-30 | Union Carbide Corp | Polyether polyurethane foams stabilized with malic acid, citric acid, or nitrilotriacetic acid |
US4444914A (en) | 1981-09-11 | 1984-04-24 | Smith Derek A | Smoke and toxic gas suppressant system |
US4690733A (en) | 1985-03-20 | 1987-09-01 | Union Carbide Corporation | Process for the separation of hydrocarbons from a mixed feedstock |
DE3942330A1 (de) | 1989-12-21 | 1991-06-27 | Basf Ag | Verfahren zur herstellung von flexiblen polyurethan-weichschaumstoffen mit viskoelastischen, koerperschalldaempfenden eigenschaften und hierzu verwendbare polyoxyalkylen-polyol-mischungen |
DE4029081C1 (es) * | 1990-09-13 | 1991-06-06 | Th. Goldschmidt Ag, 4300 Essen, De | |
JP3061717B2 (ja) | 1993-12-03 | 2000-07-10 | 日清紡績株式会社 | 変性ポリイソシアヌレート発泡体の製造法 |
US6391935B1 (en) | 2000-01-31 | 2002-05-21 | Bayer Antwerp, N.V. | Viscoelastic polyurethane foams |
CA2533513A1 (en) | 2003-07-24 | 2005-02-03 | Huntsman Petrochemical Corporation | Low-odor catalyst for isocyanate-derived foams and elastomers |
DE102005041763A1 (de) | 2005-09-01 | 2007-03-08 | Basf Ag | Polyisocyanurat Hartschaum und Verfahren zur Herstellung |
US8143321B2 (en) | 2006-07-13 | 2012-03-27 | Air Products And Chemicals, Inc. | N,N,N,′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanes |
US20080269365A1 (en) | 2007-04-25 | 2008-10-30 | Gary Dale Andrew | Additives for Improving Surface Cure and Dimensional Stability of Polyurethane Foams |
US9133306B2 (en) | 2007-04-26 | 2015-09-15 | Air Products And Chemicals, Inc. | Amine composition |
CN103635535B (zh) * | 2011-07-26 | 2016-04-27 | 三井化学Skc聚氨酯株式会社 | 聚氨酯泡沫用组合物、聚氨酯泡沫用配制物、聚氨酯泡沫用聚合物多元醇配制物、它们的制造方法及聚氨酯泡沫 |
-
2012
- 2012-03-08 DE DE102012203639A patent/DE102012203639A1/de not_active Withdrawn
-
2013
- 2013-02-08 US US14/383,337 patent/US20150031781A1/en not_active Abandoned
- 2013-02-08 CA CA2864245A patent/CA2864245A1/en not_active Abandoned
- 2013-02-08 MX MX2014010756A patent/MX2014010756A/es unknown
- 2013-02-08 EP EP13703399.9A patent/EP2822982B1/de active Active
- 2013-02-08 RU RU2014140403A patent/RU2014140403A/ru unknown
- 2013-02-08 DK DK13703399.9T patent/DK2822982T3/da active
- 2013-02-08 WO PCT/EP2013/052516 patent/WO2013131710A2/de active Application Filing
- 2013-02-08 CN CN201380012591.8A patent/CN104159943A/zh active Pending
- 2013-02-08 PL PL13703399T patent/PL2822982T3/pl unknown
- 2013-02-08 PT PT137033999T patent/PT2822982T/pt unknown
Also Published As
Publication number | Publication date |
---|---|
WO2013131710A3 (de) | 2014-01-16 |
US20150031781A1 (en) | 2015-01-29 |
EP2822982A2 (de) | 2015-01-14 |
PT2822982T (pt) | 2020-06-17 |
DE102012203639A1 (de) | 2013-09-12 |
RU2014140403A (ru) | 2016-04-27 |
WO2013131710A2 (de) | 2013-09-12 |
CA2864245A1 (en) | 2013-09-12 |
EP2822982B1 (de) | 2020-05-13 |
PL2822982T3 (pl) | 2020-11-16 |
DK2822982T3 (da) | 2020-08-10 |
CN104159943A (zh) | 2014-11-19 |
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