WO2004020497A1 - Verfahren zur herstellung von emissionsarmen polyurethan-weichschaumstoffen - Google Patents
Verfahren zur herstellung von emissionsarmen polyurethan-weichschaumstoffen Download PDFInfo
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- WO2004020497A1 WO2004020497A1 PCT/EP2003/008090 EP0308090W WO2004020497A1 WO 2004020497 A1 WO2004020497 A1 WO 2004020497A1 EP 0308090 W EP0308090 W EP 0308090W WO 2004020497 A1 WO2004020497 A1 WO 2004020497A1
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- compounds
- alkylene oxides
- raw materials
- polyether alcohols
- renewable raw
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Classifications
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- 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
- C08G18/4891—Polyethers modified with higher fatty oils or their acids or by resin 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
- C08G18/28—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
- C08G18/4866—Polyethers having a low unsaturation value
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/2663—Metal cyanide catalysts, i.e. DMC's
-
- 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
-
- 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
- C08G2290/00—Compositions for creating anti-fogging
Definitions
- the invention relates to a process for the production of flexible polyurethane foams using polyether alcohols based on renewable raw materials, in particular castor oil.
- Flexible polyurethane foams are used in many technical fields, especially for upholstery or noise insulation. They are usually prepared by reacting polyisocyanates with compounds having at least two hydrogen atoms reactive with isocyanate groups in the presence of blowing agents and, if appropriate, catalysts and customary auxiliaries and / or additives.
- Foams based on renewable raw materials are mostly produced by using polyetherols which are produced by the addition of alkylene oxides to compounds made from renewable raw materials.
- Examples of compounds derived from renewable raw materials are castor oil, polyhydroxy fatty acid, ricinoleic acid, modified with hydroxyl groups oils such as grapeseed oil, black caraway oil, pumpkin seed oil, borage seed oil, soybean oil, wheat germ oil, rapeseed oil, sunflower oil, peanut oil, apricot kernel oil, pistachio nut oil, almond oil, olive oil, macadamia nut oil, avocado oil, sea buckthorn oil, Sesame oil, hemp oil, hazelnut oil, evening primrose oil, wild rose oil, hemp oil, safflower oil, walnut oil, fatty acids modified with hydroxyl groups and fatty acid esters based on myristoleic acid, palmitoleic acid, oleic acid, vaccenic acid, petroselinic acid, gadoleic acid, erucic acid, nervonic acid and linoleic acid, Linolenic acid, stearidonic acid, arachidonic acid, timnodonic
- the reaction of the compounds from renewable raw materials with the alkylene oxides can be carried out in a customary and known manner.
- the starting compound is usually mixed with a catalyst and this mixture is reacted with alkylene oxides.
- the addition of the alkylene oxides usually takes place with the usual ones
- the alkylene oxides used are preferably ethylene oxide, propylene oxide or any mixtures of these compounds.
- Basic compounds are preferably used as catalysts, the potassium hydroxide being of the greatest industrial importance.
- the polyetherols for applications in flexible foams preferably have a hydroxyl number of 20 to 100 mg / KOH with a viscosity in the range of 400 to 6000 mPa-s.
- Flexible polyurethane foams made from polyether alcohols which are based on renewable raw materials such as castor oil using basic catalysts, have very poor properties in terms of smell, emissions and fogging.
- VOC value Volatile Organic Compounds
- FOG value Volatile Organic Compounds
- the test instructions include a VOC value of 100 ppm for flexible foams and a target value of 250 ppm as the FOG value.
- the present invention thus relates to a process for the production of low-emission flexible polyurethane foams with reduced odor and reduced fogging by implementing
- the invention also relates to the low-emission foams produced by the process according to the invention.
- These preferably have a maximum VOC value of 100, preferably of 50 and very preferably below 20 ppm, and has a maximum FOG value of 200, preferably 100 and very preferably below 50 ppm, each caused by the constituents of the polyol used in the invention in the polyurethane.
- the values mentioned are determined according to the DaimlerChrysler test instruction PB VWL 709: "Analysis of the volatile emissions of volatile and condensable substances from vehicle interior materials by means of thermal desorption".
- the foams produced by the process according to the invention have a maximum odor value of the polyetherol according to the invention less than or equal to 2.0, preferably less than or equal to 1.7.
- the test specification for the odor value is given below.
- the invention further relates to the use of polyether alcohols which have been prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts for the production of flexible polyurethane foams with reduced odor and emissions
- the maximum odor value of the polyetherol used according to the invention preferably is less than or equal to 2.0, particularly preferably less than or equal to 1.7
- the flexible polyurethane foams produced from the polyetherol according to the invention have a maximum VOC value of 100, preferably 50 and very preferably less than 20 ppm, caused by the components of polyetherols according to the invention in polyurethane and a maximum FOG value of 200, preferably 100 and very preferably below 50 ppm, caused by the constituents of the polyol used according to the invention in the polyurethane.
- the values mentioned are determined according to the DaimlerChrysler test instruction PB VWL 709: "Analysis of the volatile emissions of volatile and condensable substances from vehicle interior materials by means of thermal desorption".
- the invention further relates to the use of polyether alcohols which have been prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts for the production of flexible polyurethane foams with reduced crack formation.
- the invention furthermore relates to the use of
- Polyether alcohols which were produced by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts, for the production of flexible polyurethane foams with lower compression set residues.
- the invention furthermore relates to the use of polyether alcohols which have been prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts for the production of flexible polyurethane foams for use in motor vehicle interiors.
- the invention further relates to the use of polyether alcohols which have been prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts for the production of flexible polyurethane foams for use in the production of furniture and mattresses.
- the compounds from renewable raw materials used are, in particular, the renewable or modified renewable raw materials described above, such as oils, fatty acids and fatty acid esters, which have at least an average OH functionality of 2 to 16, preferably 2 to 8 and very preferably 2 to 4.
- the polyether alcohols used according to the invention which have been prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts, have an average molecular weight in the range between 400 to 20,000 mgOH / g, preferably 1000 to 8000 g / mol.
- the products from the addition of alkylene oxides to compounds from renewable raw materials using DMC catalysts preferably had a cyclic fatty acid ester content of at most 50 ppm, preferably at most 10 ppm.
- the compounds from renewable raw materials are preferably selected from the group comprising castor oil, polyhydroxy fatty acid, ricinoleic acid, hydroxy group-modified oils such as grape seed oil, black seed oil, pumpkin seed oil, borage seed oil, soybean oil, wheat germ oil, rapeseed oil, sunflower oil, apricot oil, peanut oil, peanut oil, peanut oil, peanut oil Pistachio nut oil, almond oil, olive oil, macada nut oil, avocado oil, sea buckthorn oil, sesame oil, hemp oil, hazelnut oil, evening primrose oil, wild rose oil, hemp oil, safflower oil, walnut oil, as well as fatty acids modified with hydroxyl groups and fatty acid esters based on myristoleic acid, palmitoleic acid, palmitoleic acid, palmitoleic acid, palmitoleic acid, palmitoleic acid , Gadoleic acid, erucic acid, nervonic acid, linoleic acid, ⁇ - and ⁇
- Castor oil is preferably used as the compound from renewable raw materials.
- polyether alcohols according to the invention takes place, as stated, by adding alkylene oxides to H-functional starter substances using DMC catalysts.
- the DMC catalysts are generally known and are described, for example, in EP 654 302, EP 862 947, WO 99/16775, WO 00/74845, WO 00/74843 and WO 00/74844.
- alkylene oxides can be used as alkylene oxides, for example ethylene oxide, propylene oxide, butylene oxide, styrene oxide.
- ethylene oxide, propylene oxide and mixtures of the compounds mentioned are used as alkylene oxides.
- the H-functional compounds mentioned compounds from renewable raw materials, are used as starting substances.
- the addition of the alkylene oxides in the production of the polyether alcohols used for the process according to the invention can be carried out by the known processes. It is thus possible for only one alkylene oxide to be used for the production of the polyether alcohols. When using several alkylene oxides, a so-called blockwise addition, in which the alkylene oxides are added individually one after the other, or a so-called statistical addition, in which the alkylene oxides are metered in together, is possible. It is also possible to incorporate both block-by-block and statistical sections into the polyether chain when producing the polyether alcohols.
- Polyether alcohols with a high content of secondary hydroxyl groups and a content of ethylene oxide units in the polyether chain of at most 30% by weight, based on the weight of the polyether alcohol are preferably used for the production of polyurethane block softeners. These polyether alcohols preferably have a propylene oxide block at the chain end.
- polyether alcohols with a high content of primary hydroxyl groups and an ethylene oxide end block are used in one Amount of ⁇ 10 wt .-%, based on the weight of the polyether alcohol used.
- Alkylene oxides are changed to one another during the addition, as described in DE 199 60 148 AI.
- the alkylene oxides are added under the usual conditions, at temperatures in the range from 60 to 180 ° C., preferably between 90 to 140 ° C., in particular between 100 to 130 ° C. and pressures in the range from 0 to 20 bar, preferably in Range from 0 to 10 bar and in particular in the range from 0 to 5 bar.
- the mixture of starter substance and DMC catalyst can be pretreated by stripping before the start of the alkoxylation according to the teaching of WO 98/52689.
- one or more further starter alcohols which may be identical to or different from the one introduced are metered in during the synthesis.
- the polyether alcohol is worked up by customary processes in that the unreacted alkylene oxides and volatile constituents are removed, usually by distillation, steam or gas stripping and or other methods of deodorization. If necessary, filtration can also be carried out.
- the flexible polyurethane foams according to the invention can also be produced by customary and known processes. The following can be said in detail about the starting compounds used for the process according to the invention:
- isocyanates with two or more isocyanate groups in the molecule can be used as polyisocyanates a) for the process according to the invention.
- IPDI aromatic isocyanates
- TDI tolylene diisocyanate
- MDI diphenyl ethane diisocyanate
- raw MDI polymethylene polyphenylene polyisocyanates
- isocyanates by the incorporation of urethane, uretdione, isocyanurate, allophanate, uretonimine and other groups were modified, so-called modified isocyanates.
- Preferred prepolymers are MDI prepoly ere with an NCO content between 20 and 35% or their mixtures with polymethylene polyphenylene polyisocyanates (raw MDI).
- polyether alcohols b) used according to the invention which are prepared by adding alkylene oxides to compounds from renewable raw materials using DMC catalysts, can be used alone or in combination with other compounds having at least two with isocyanate groups.
- the compound having at least two active hydrogen atoms b) which can be used together with the polyether alcohols used according to the invention are, in particular, polyester alcohols and preferably polyether alcohols having a functionality of 2 to 16, in particular 2 to 8, preferably 2 to 4 and one average molecular weight M ⁇ in the range from 400 to 20,000 g / mol, preferably 1000 to 8000 g / mol, into consideration.
- the polyether alcohols which are optionally used together with the polyether alcohols used according to the invention, can be prepared by known processes, usually by catalytic addition of alkylene oxides, in particular ethylene oxide and / or propylene oxide, to H-functional starting substances, or by condensation of tetrahydrofuran.
- Polyfunctional alcohols and / or amines are used in particular as H-functional starter substances.
- Amines used with preference are aliphatic amines having up to 10 carbon atoms, for example ethylenediamine, diethylenetriamine, propylenediamine, and also amino alcohols, such as ethanolamine or diethanolamine.
- alkylene oxides preference is given to using ethylene oxide and / or propylene oxide, an ethylene oxide block often being added to the chain end in the case of polyether alcohols which are used for the production of flexible polyurethane foams.
- basic compounds are used as catalysts in the addition of the alkylene oxides, with potassium hydroxide having the greatest technical importance here. If the content of unsaturated components in the polyether alcohols should be low, DMC catalysts can also be used as catalysts for the production of these polyether alcohols.
- polymer-modified polyols can also be used.
- Such polyols can be produced, for example, by in-situ polymerization of ethylenically unsaturated monomers, preferably styrene and / or acrylonitrile, in polyether alcohols.
- the polymer-modified polyether alcohols also include polyether alcohols containing polyurea dispersions, which are preferably prepared by reacting amines with isocyanates in polyols.
- polyether alcohols are used to produce soft foams and integral foams.
- polyether alcohols are used, which are produced by addition of alkylene oxides to four or more functional starters, such as sugar alcohols or aromatic amines.
- polyfunctional and / or trifunctional polyether alcohols which have primary hydroxyl groups, preferably more than 50%, for the production of molded and highly elastic flexible foams, in particular those having an ethylene oxide block at the chain end or those which are based only on ethylene oxide ,
- two- and / or three-functional polyether alcohols which have secondary hydroxyl groups, preferably more than 90%, in particular those with a propylene oxide block or static propylene and ethylene oxide block at the chain end or those which only have a propylene oxide block based.
- the compounds with at least two active hydrogen atoms b) also include the chain extenders and crosslinking agents.
- 2- and 3-functional alcohols with molecular weights of 62 to 800 g / mol, in particular in the range of 60 to 200 g / mol, are preferably used as chain extenders and crosslinking agents.
- Examples are ethylene glycol, propylene glycol, diethylene glycol, triethylene glycol, dipropylene glycol, tripropylene glycol, low molecular weight polypropylene and polyethylene oxides such as Lupranol ® 1200, butane-1, 4, glycerol or trimethylolpropane.
- Diamines, sorbitol, glycerol and alkanolamines can also be used as crosslinking agents. If chain extenders and crosslinking agents are used, their amount is preferably up to 5% by weight, based on the weight of the compounds having at least two active hydrogen atoms. 5
- the process according to the invention is usually carried out in the presence of activators, for example tertiary amines or organic metal compounds, in particular tin compounds.
- activators for example tertiary amines or organic metal compounds, in particular tin compounds.
- Divalent tin salts of fatty acids such as tin dioctoate and organotin compounds such as dibutyltin dilaurate are preferably used as tin compounds.
- the blowing agent c) used to produce the polyurethane foams is preferably water which contains the isocyanate groups
- Water in an amount of 0.5 to 6 wt .-%, particularly preferably in an amount of 1.5 to 5.0 wt .-% used.
- physically active blowing agents for example carbon dioxide, hydrocarbons, such as
- n-, iso- or cyclopentane, cyclohexane or halogenated hydrocarbons, such as tetrafluoroethane, pentafluoropropane, heptafluoropropane, pentafluorobutane, hexafluorobutane or dichloromonofluoroethane, can be used.
- the amount of the physical blowing agent is preferably in the range between 1 to
- the amount of water preferably in the range between 0.5 to 10% by weight, in particular 1 to 5% by weight.
- Carbon dioxide is preferred by the physical blowing agent, which is preferably used in combination with water.
- Stabilizers and auxiliaries and / or additives can usually also be used to produce the flexible polyurethane foams according to the invention.
- Particularly suitable stabilizers are polyether siloxanes, preferably water-soluble polyether siloxanes. These compounds are generally constructed in such a way that a long-chain copolymer made from ethylene and propylene oxide is linked to a polydimethylsiloxane residue.
- Other foam stabilizers are in
- the reaction is optionally carried out in the presence of auxiliaries and / or additives such as fillers, cell regulators, surface-active compounds and / or flame retardants.
- Preferred flame retardants are liquid flame retardants based on halogen phosphorus, such as trichloropropyl phosphate and trichloroethyl phosphate and halogen-free flame retardants such as Exolit ® OP 560 (Clariant International Ltd).
- the organic poly-isocyanates are reacted with the compounds having at least two active hydrogen atoms in the presence of the blowing agents mentioned and, if appropriate, the catalysts and auxiliaries and / or additives.
- the isocyanate and the polyol component are usually brought together in such an amount that the equivalence ratio of isocyanate groups to the sum of the active hydrogen atoms is 0.7 to 1.25, preferably 0.8 to 1.2.
- the polyurethane foams are preferably produced by the one-shot process, for example using high-pressure or low-pressure technology.
- the foams can be produced in open or closed metallic molds or by continuously applying the reaction mixture to belt lines to produce foam blocks.
- the components are preferably mixed at a temperature in the range between 15 to 90 ° C., preferably 20 to 60 ° C. and particularly preferably 20 to 35 ° C. and brought into the mold or onto the belt mill.
- the temperature in the mold is usually in the range between 20 and 110 ° C, preferably 30 to 60 ° C and particularly preferably 35 to 55 ° C.
- Block flexible foams can be foamed in discontinuous or continuous systems, such as using the Planiblock, Maxfoam, Draka-Petzetakis and Vertifoam processes.
- the flexible polyurethane foams produced by the process according to the invention are distinguished from otherwise identical products, in which the polyether alcohols used according to the invention were produced from renewable raw materials by means of basic catalysts, by a significantly reduced odor, significantly reduced values for fogging and a significantly reduced crack formation, and improved compression set, before and after aging.
- the foams according to the invention have a higher open-cell structure, which is shown, for example, in an increased air permeability.
- Viscosity (25 ° C): in mPa-s DIN 51 550
- Polydispersity D M w / M N determined by gel permeation
- the odor value is determined and documented by majority vote. If no majority decision can be determined, the odor assessment is repeated at a later point in time. If the examiner's sensual odor assessment is limited, such as a cold, etc., the exam is carried out by another nominated examiner.
- Example 2 The procedure was as in Example 1, but 6300 g of castor oil DAB were reacted with 13840 g of a mixture of 11870 g PO and 1970 g EO. In addition, the polyether alcohol was worked up via a desordoration column.
- Example 2 The procedure was as in Example 1, but 11250 g of castor oil DAB were reacted with 8750 g of propylene oxide. In addition, the polyether alcohol was worked up via a desordoration column.
- Ambosol neutralizes and the salts formed are filtered off using a depth filter.
- polyether alcohol was worked up via a desordoration column.
- the polyetherol was not worked up via a desordoration column.
- the wet compression set was determined in accordance with work instruction AA U10-131-041 dated February 6, 2002:
- the height is determined at a previously marked point on the foam test specimens measuring 50 mm x 50 mm x 25 mm.
- the test specimens are then placed between two pressure plates and pressed together using spacers of 7.5 mm in height using a clamping device. Storage in a climate cabinet at 50 ° C and 95% rel. Air humidity begins immediately after clamping. After 22 hours, the foam test specimens are removed from the clamping device in the shortest possible time and temporarily stored on a surface with low heat conduction (tray) for relaxation in a standard climate for 30 minutes. The remaining height at the marked point is then determined using the same measuring equipment.
- tray heat conduction
- the wet compression set refers to the deformation and is calculated as follows:
- Lupranol ® 2080 polyetherol with a hydroxyl number of
- Dabco 33 LV ® 1, 4-diazabicyclo [2, 2, 2] octane (33%) in dipropylene glycol (67%) (Air Products and Chemicals, Ine.)
- Niax ® AI bis (2-dimethylaminoethyl) ether (70%) in dipropylene glycol (30%) (Crompton Corporation)
- Kosmos® 29 Tin-II salt of ethyl hexanoic acid (Degussa AG)
- Tegostab ® B 4900 silicone stabilizer (Degussa AG)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Polyurethanes Or Polyureas (AREA)
- Polyesters Or Polycarbonates (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/524,039 US20060167125A1 (en) | 2002-08-28 | 2003-07-24 | Method for the production of low-emission polyurethane soft foams |
DE50308189T DE50308189D1 (de) | 2002-08-28 | 2003-07-24 | Verfahren zur herstellung von emissionsarmen polyurethan-weichschaumstoffen |
AU2003251463A AU2003251463A1 (en) | 2002-08-28 | 2003-07-24 | Method for the production of low-emission polyurethane soft foams |
DK03790810.0T DK1537159T4 (da) | 2002-08-28 | 2003-07-24 | Fremgangsmåde til fremstilling af emissionsfattige bløde skumstoffer af polyurethan |
EP03790810A EP1537159B2 (de) | 2002-08-28 | 2003-07-24 | Verfahren zur herstellung von emissionsarmen polyurethan-weichschaumstoffen |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10240186.1 | 2002-08-28 | ||
DE10240186A DE10240186A1 (de) | 2002-08-28 | 2002-08-28 | Verfahren zur Herstellung von emissionsarmen Polyurethan-Weichschaumstoffen |
Publications (1)
Publication Number | Publication Date |
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WO2004020497A1 true WO2004020497A1 (de) | 2004-03-11 |
Family
ID=31502199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2003/008090 WO2004020497A1 (de) | 2002-08-28 | 2003-07-24 | Verfahren zur herstellung von emissionsarmen polyurethan-weichschaumstoffen |
Country Status (9)
Country | Link |
---|---|
US (1) | US20060167125A1 (de) |
EP (1) | EP1537159B2 (de) |
AT (1) | ATE373031T1 (de) |
AU (1) | AU2003251463A1 (de) |
DE (2) | DE10240186A1 (de) |
DK (1) | DK1537159T4 (de) |
ES (1) | ES2290545T5 (de) |
PT (1) | PT1537159E (de) |
WO (1) | WO2004020497A1 (de) |
Cited By (71)
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EP1712576A1 (de) * | 2005-04-06 | 2006-10-18 | Bayer MaterialScience LLC | Polyurethanschäume auf Basis eines alkoxylierten Pflanzenöl-Hydroxylats |
EP1842866A1 (de) * | 2006-04-05 | 2007-10-10 | Bayer MaterialScience LLC | Flexible, aus via DMC-Katalyse alkoxyliertem Pflanzenöl hergestellte Polyurethanschaumstoffe |
EP1921098A1 (de) * | 2005-08-12 | 2008-05-14 | Mitsui Chemicals Polyurethanes, Inc. | Zusammensetzung für polyurethanschaumstoff, daraus erhaltener polyurethanschaumstoff und verwendung davon |
CN100393767C (zh) * | 2006-07-24 | 2008-06-11 | 句容市宁武化工有限公司 | 聚氨酯泡沫用聚醚多元醇的制备方法及制得产品的应用 |
DE102008000478A1 (de) | 2007-03-05 | 2008-09-11 | Basf Se | Polyurethan-Dispersionen mit Polyethercarbonatpolyolen als Aufbaukomponente |
EP1990355A1 (de) * | 2007-05-11 | 2008-11-12 | Cognis IP Management GmbH | Verwendung von Propolylenoxid-Addukten |
WO2009111215A2 (en) | 2008-02-29 | 2009-09-11 | Dow Global Technologies Inc. | Storage and transportation stable polyol blends of natural oil based polyols and amine initiated polyols |
DE102009029286A1 (de) | 2008-09-27 | 2010-04-01 | Basf Se | Polyurethanschuhsohlen, erhältlich unter Verwendung nachwachsender Rohstoffe |
US7786239B2 (en) | 2004-06-25 | 2010-08-31 | Pittsburg State University | Modified vegetable oil-based polyols |
WO2010101700A1 (en) | 2009-03-05 | 2010-09-10 | Dow Global Technologies Inc. | Polyols from hppo and polyurethane products made therefrom |
US7794814B2 (en) | 2004-10-25 | 2010-09-14 | Dow Global Technologies Inc. | Polyurethane carpet backings made using hydroxymethylated polyester polyols |
US7928161B2 (en) | 2004-10-25 | 2011-04-19 | Dow Global Technologies Llc | Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids |
WO2011071492A1 (en) * | 2009-12-09 | 2011-06-16 | Dow Global Technologies Llc | Polyether derivatives of secondary hydroxy fatty acids and derivatives thereof |
WO2011135027A1 (de) * | 2010-04-30 | 2011-11-03 | Basf Se | Polyetherpolyole, verfahren zur herstellung von polyetherpolyolen, sowie deren verwendung zur herstellung von polyurethanen |
DE102010039004A1 (de) | 2010-08-06 | 2012-02-09 | Evonik Goldschmidt Gmbh | Silikoncopolymere mit seitenständigen über Allylglycidylether und verwandte Verbindungen angebundenen Alkylreisten und ihre Verwendung als Stabilisatoren zur Herstellug von Polyurethanweichschäumen |
WO2012069383A1 (de) * | 2010-11-22 | 2012-05-31 | Bayer Materialscience Ag | Verfahren zur herstellung von polyricinolsäureester-polyolen mit primären hydroxyl-endgruppen |
WO2012084760A1 (de) | 2010-12-20 | 2012-06-28 | Bayer Materialscience Ag | Verfahren zur herstellung von polyetheresterpolyolen |
US8236866B2 (en) | 2007-05-15 | 2012-08-07 | Dow Global Technologies Llc | High resilience foams |
US8293808B2 (en) | 2003-09-30 | 2012-10-23 | Cargill, Incorporated | Flexible polyurethane foams prepared using modified vegetable oil-based polyols |
US8324419B2 (en) | 2007-01-30 | 2012-12-04 | Basf Se | Process for preparing polyether carbonate polyols |
US8349945B2 (en) | 2008-06-03 | 2013-01-08 | Dow Global Technologies Llc | Composite dispersion, method of producing the same, and articles made therefrom |
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US8426482B2 (en) | 2008-10-24 | 2013-04-23 | Basf Se | Method for producing viscoelastic polyurethane flexible foams |
US8436063B2 (en) | 2004-10-25 | 2013-05-07 | Dow Global Technologies Llc | Polymer polyols and polymer dispersions made from vegetable oil-based hydroxyl-containing materials |
US8598297B2 (en) | 2004-10-25 | 2013-12-03 | Dow Global Technologies Llc | Prepolymers made from hydroxymethyl-containing polyester polyols derived from fatty acids |
WO2014014980A1 (en) | 2012-07-20 | 2014-01-23 | Bayer Materialscience Llc | A process for the in situ production of polyether polyols based on renewable materials and their use in the production of flexible polyurethane foams |
US8686057B2 (en) | 2004-10-25 | 2014-04-01 | Dow Global Technologies Llc | Polyurethanes made from hydroxy-methyl containing fatty acids or alkyl esters of such fatty acids |
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Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2290916T5 (es) * | 2004-06-09 | 2011-06-17 | Shell Internationale Research Maatschappij B.V. | Procedimiento de preparación de polieter-poliol de olor escaso. |
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US20100317824A1 (en) * | 2009-06-15 | 2010-12-16 | Dow Global Technologies Inc. | Polyether derivatives of secondary hydroxy fatty acids and derivatives thereof |
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TW201120077A (en) * | 2009-10-05 | 2011-06-16 | Asahi Glass Co Ltd | Soft polyurethane foam, method for producing the same, and seat cushion for automobile |
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DE102011007468A1 (de) | 2011-04-15 | 2012-10-18 | Evonik Goldschmidt Gmbh | Zusammensetzung, enthaltend spezielle Carbamat-artige Verbindungen, geeignet zur Herstellung von Polyurethanschäumen |
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WO2016186830A1 (en) * | 2015-05-15 | 2016-11-24 | Stepan Company | Ethoxylated vegetable oils in low density spray foam formulations |
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WO2022263273A1 (en) | 2021-06-17 | 2022-12-22 | Evonik Operations Gmbh | Shaped flexible pu foam articles |
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EP4257325A1 (de) | 2022-04-08 | 2023-10-11 | Evonik Operations GmbH | Optische vorhersage von polyurethanschaumparametern |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0759450A2 (de) * | 1995-08-10 | 1997-02-26 | ARCO Chemical Technology, L.P. | Viskositätsstabile isocyanatterminierte Prepolymere sowie verbesserte Lagerungsstabilität aufweisende Polyoxyalkylen-Polyether-Polyole |
DE19840846A1 (de) * | 1998-09-07 | 2000-03-09 | Basf Ag | Verfahren zur Herstellung von Fettalkoholalkoxylaten |
WO2000044813A1 (de) * | 1999-01-28 | 2000-08-03 | Basf Aktiengesellschaft | Verfahren zur herstellung von polyetherpolyolen |
WO2002022702A1 (en) * | 2000-09-13 | 2002-03-21 | Dow Global Technologies Inc. | Polyols with autocatalytic characteristics and polyurethane products made therefrom |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE536296A (de) * | 1954-03-22 | |||
BE538608A (de) * | 1954-06-10 | |||
US3629308A (en) * | 1966-07-25 | 1971-12-21 | Union Carbide Corp | Siloxane-oxyalkylene block copolymers |
DE3042558A1 (de) † | 1980-11-12 | 1982-06-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von kaelteflexiblen, gegebenenfalls zellhaltigen polyurethanelastomeren |
DE3323880C1 (de) † | 1983-07-02 | 1984-08-16 | Th. Goldschmidt Ag, 4300 Essen | Polyoxyalkylenether des Rizinusoeles und deren Verwendung zur Herstellung von Polyurethanen |
JPH05163342A (ja) † | 1991-12-11 | 1993-06-29 | Asahi Glass Co Ltd | ポリエーテル類の製造方法 |
GB9323603D0 (en) † | 1993-11-16 | 1994-01-05 | Baxenden Chem | Low fogging polyester polyurethane foams |
US5596059A (en) † | 1995-07-26 | 1997-01-21 | Arco Chemical Technology, L.P. | Polyether polyols suitable for mflexible polyurethane foam prepared by co-initiation of aqueous solutions of solid polyhydroxyl initiators |
DE69920648T2 (de) † | 1998-07-10 | 2006-03-02 | Asahi Glass Co., Ltd. | Katalysator für die ringöffnende polymerisation von alkylenoxiden, verfahren zu seiner herstellung und seine verwendung |
US6800583B2 (en) * | 1999-06-02 | 2004-10-05 | Basf Aktiengesellschaft | Suspension of multimetal cyanide compounds, their preparation and their use |
DE19936481A1 (de) † | 1999-08-03 | 2001-02-08 | Basf Ag | Verfahren zur Herstellung von Polyurethanweichschaumstoffen mit schalldämpfenden Eigenschaften |
US6420443B1 (en) * | 1999-09-09 | 2002-07-16 | Crompton Corporation | Additives for enhanced hydrocarbon compatibility in rigid polyurethane foam systems |
DE19949091A1 (de) † | 1999-10-12 | 2001-04-26 | Basf Ag | Polyester-Polyetherblockcopolymere |
DE19960148A1 (de) * | 1999-12-14 | 2001-06-21 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
US20060229375A1 (en) * | 2005-04-06 | 2006-10-12 | Yu-Ling Hsiao | Polyurethane foams made with alkoxylated vegetable oil hydroxylate |
DE102005056432A1 (de) * | 2005-11-26 | 2007-05-31 | Bayer Materialscience Ag | Verfahren zur Herstellung von Polyolen auf Basis natürlicher Öle |
-
2002
- 2002-08-28 DE DE10240186A patent/DE10240186A1/de not_active Withdrawn
-
2003
- 2003-07-24 WO PCT/EP2003/008090 patent/WO2004020497A1/de active IP Right Grant
- 2003-07-24 DK DK03790810.0T patent/DK1537159T4/da active
- 2003-07-24 AT AT03790810T patent/ATE373031T1/de active
- 2003-07-24 AU AU2003251463A patent/AU2003251463A1/en not_active Abandoned
- 2003-07-24 ES ES03790810T patent/ES2290545T5/es not_active Expired - Lifetime
- 2003-07-24 PT PT03790810T patent/PT1537159E/pt unknown
- 2003-07-24 US US10/524,039 patent/US20060167125A1/en not_active Abandoned
- 2003-07-24 DE DE50308189T patent/DE50308189D1/de not_active Expired - Lifetime
- 2003-07-24 EP EP03790810A patent/EP1537159B2/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0759450A2 (de) * | 1995-08-10 | 1997-02-26 | ARCO Chemical Technology, L.P. | Viskositätsstabile isocyanatterminierte Prepolymere sowie verbesserte Lagerungsstabilität aufweisende Polyoxyalkylen-Polyether-Polyole |
DE19840846A1 (de) * | 1998-09-07 | 2000-03-09 | Basf Ag | Verfahren zur Herstellung von Fettalkoholalkoxylaten |
WO2000044813A1 (de) * | 1999-01-28 | 2000-08-03 | Basf Aktiengesellschaft | Verfahren zur herstellung von polyetherpolyolen |
WO2002022702A1 (en) * | 2000-09-13 | 2002-03-21 | Dow Global Technologies Inc. | Polyols with autocatalytic characteristics and polyurethane products made therefrom |
Cited By (104)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8293808B2 (en) | 2003-09-30 | 2012-10-23 | Cargill, Incorporated | Flexible polyurethane foams prepared using modified vegetable oil-based polyols |
US7786239B2 (en) | 2004-06-25 | 2010-08-31 | Pittsburg State University | Modified vegetable oil-based polyols |
US8153746B2 (en) | 2004-06-25 | 2012-04-10 | Cargill, Incorporated | Modified vegetable oil-based polyols |
US8686057B2 (en) | 2004-10-25 | 2014-04-01 | Dow Global Technologies Llc | Polyurethanes made from hydroxy-methyl containing fatty acids or alkyl esters of such fatty acids |
US8598297B2 (en) | 2004-10-25 | 2013-12-03 | Dow Global Technologies Llc | Prepolymers made from hydroxymethyl-containing polyester polyols derived from fatty acids |
US8436063B2 (en) | 2004-10-25 | 2013-05-07 | Dow Global Technologies Llc | Polymer polyols and polymer dispersions made from vegetable oil-based hydroxyl-containing materials |
US7928161B2 (en) | 2004-10-25 | 2011-04-19 | Dow Global Technologies Llc | Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids |
US7794814B2 (en) | 2004-10-25 | 2010-09-14 | Dow Global Technologies Inc. | Polyurethane carpet backings made using hydroxymethylated polyester polyols |
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EP1712576A1 (de) * | 2005-04-06 | 2006-10-18 | Bayer MaterialScience LLC | Polyurethanschäume auf Basis eines alkoxylierten Pflanzenöl-Hydroxylats |
KR101282445B1 (ko) * | 2005-04-06 | 2013-07-04 | 바이엘 머티리얼싸이언스 엘엘씨 | 알콕실화 식물성 오일 히드록실레이트로 제조된 폴리우레탄발포체 |
CN1847279B (zh) * | 2005-04-06 | 2012-01-18 | 拜尔材料科学有限公司 | 由烷氧基化植物油羟基化物制得的聚氨酯泡沫材料 |
EP1921098A1 (de) * | 2005-08-12 | 2008-05-14 | Mitsui Chemicals Polyurethanes, Inc. | Zusammensetzung für polyurethanschaumstoff, daraus erhaltener polyurethanschaumstoff und verwendung davon |
EP1921098A4 (de) * | 2005-08-12 | 2010-10-27 | Mitsui Chemicals Inc | Zusammensetzung für polyurethanschaumstoff, daraus erhaltener polyurethanschaumstoff und verwendung davon |
EP1842866A1 (de) * | 2006-04-05 | 2007-10-10 | Bayer MaterialScience LLC | Flexible, aus via DMC-Katalyse alkoxyliertem Pflanzenöl hergestellte Polyurethanschaumstoffe |
US8692030B1 (en) | 2006-04-20 | 2014-04-08 | Pittsburg State University | Biobased-petrochemical hybrid polyols |
CN100393767C (zh) * | 2006-07-24 | 2008-06-11 | 句容市宁武化工有限公司 | 聚氨酯泡沫用聚醚多元醇的制备方法及制得产品的应用 |
US8324419B2 (en) | 2007-01-30 | 2012-12-04 | Basf Se | Process for preparing polyether carbonate polyols |
DE102008000478A1 (de) | 2007-03-05 | 2008-09-11 | Basf Se | Polyurethan-Dispersionen mit Polyethercarbonatpolyolen als Aufbaukomponente |
WO2008138498A1 (en) * | 2007-05-11 | 2008-11-20 | Cognis Ip Management Gmbh | Use of propylene oxide adducts |
EP1990355A1 (de) * | 2007-05-11 | 2008-11-12 | Cognis IP Management GmbH | Verwendung von Propolylenoxid-Addukten |
US8236866B2 (en) | 2007-05-15 | 2012-08-07 | Dow Global Technologies Llc | High resilience foams |
WO2009111215A2 (en) | 2008-02-29 | 2009-09-11 | Dow Global Technologies Inc. | Storage and transportation stable polyol blends of natural oil based polyols and amine initiated polyols |
US8680198B2 (en) | 2008-06-03 | 2014-03-25 | Dow Global Technologies Llc | Composite dispersion, method of producing the same, and articles made therefrom |
US8349945B2 (en) | 2008-06-03 | 2013-01-08 | Dow Global Technologies Llc | Composite dispersion, method of producing the same, and articles made therefrom |
US8394868B2 (en) | 2008-06-12 | 2013-03-12 | Dow Global Technologies Llc | Polyol prepolymers of natural oil based polyols |
DE102009029286A1 (de) | 2008-09-27 | 2010-04-01 | Basf Se | Polyurethanschuhsohlen, erhältlich unter Verwendung nachwachsender Rohstoffe |
US8426482B2 (en) | 2008-10-24 | 2013-04-23 | Basf Se | Method for producing viscoelastic polyurethane flexible foams |
WO2010101700A1 (en) | 2009-03-05 | 2010-09-10 | Dow Global Technologies Inc. | Polyols from hppo and polyurethane products made therefrom |
WO2011071492A1 (en) * | 2009-12-09 | 2011-06-16 | Dow Global Technologies Llc | Polyether derivatives of secondary hydroxy fatty acids and derivatives thereof |
WO2011135027A1 (de) * | 2010-04-30 | 2011-11-03 | Basf Se | Polyetherpolyole, verfahren zur herstellung von polyetherpolyolen, sowie deren verwendung zur herstellung von polyurethanen |
CN102958977A (zh) * | 2010-04-30 | 2013-03-06 | 巴斯夫欧洲公司 | 聚醚多元醇、制备聚醚多元醇的方法及其用于生产聚氨酯的用途 |
DE102011004651A1 (de) | 2010-08-06 | 2012-02-09 | Evonik Goldschmidt Gmbh | Silikoncopolymere mit seitenständigen über Allylglycidylether und verwandte Verbindungen angebundenen Alkylresten und ihre Verwendung als Stabilisatoren zur Herstellung von Polyurethanweichschäumen |
DE102010039004A1 (de) | 2010-08-06 | 2012-02-09 | Evonik Goldschmidt Gmbh | Silikoncopolymere mit seitenständigen über Allylglycidylether und verwandte Verbindungen angebundenen Alkylreisten und ihre Verwendung als Stabilisatoren zur Herstellug von Polyurethanweichschäumen |
US9512271B2 (en) | 2010-08-06 | 2016-12-06 | Evonik Degussa Gmbh | Silicone copolymers with pendant alkyl radicals attached via allyl glycidyl ether and related compounds, and use thereof as stabilizers for production of flexible polyurethane foams |
WO2012016776A1 (de) | 2010-08-06 | 2012-02-09 | Evonik Goldschmidt Gmbh | Silikoncopolymere mit seitenständigen über allylglycidylether und verwandte verbindungen angebundenen alkylresten und ihre verwendung als stabilisatoren zur herstellung von polyurethanweichschäumen |
US9328196B2 (en) | 2010-11-22 | 2016-05-03 | Bayer Materialscience Ag | Process for the preparation of polyricinoleic acid ester polyols having primary hydroxyl end groups |
WO2012069383A1 (de) * | 2010-11-22 | 2012-05-31 | Bayer Materialscience Ag | Verfahren zur herstellung von polyricinolsäureester-polyolen mit primären hydroxyl-endgruppen |
WO2012084760A1 (de) | 2010-12-20 | 2012-06-28 | Bayer Materialscience Ag | Verfahren zur herstellung von polyetheresterpolyolen |
US8946310B2 (en) | 2011-04-15 | 2015-02-03 | Evonik Degussa Gmbh | Composition containing specific amides and organomodified siloxanes, suitable for producing polyurethane foams |
DE102011079791A1 (de) | 2011-07-26 | 2013-01-31 | Evonik Goldschmidt Gmbh | Additivzusammensetzung, einsetzbar zur Steuerung der Schaumeigenschaften bei der Herstellung von Polyurethanweichschäumen, die Polyole auf Basis nachwachsender Rohstoffe enthalten |
EP2551287A2 (de) | 2011-07-26 | 2013-01-30 | Evonik Goldschmidt GmbH | Additivzusammensetzung, einsetzbar zur Steuerung der Schaumeigenschaften bei der Herstellung von Polyurethanweichschäumen, die Polyole auf Basis nachwachsender Rohstoffe enthalten |
US9328210B2 (en) | 2011-07-26 | 2016-05-03 | Evonik Degussa Gmbh | Additive composition useful for controlling the foam properties in the production of flexible polyurethane foams containing polyols based on renewable raw materials |
WO2014014980A1 (en) | 2012-07-20 | 2014-01-23 | Bayer Materialscience Llc | A process for the in situ production of polyether polyols based on renewable materials and their use in the production of flexible polyurethane foams |
US9505895B2 (en) | 2013-02-05 | 2016-11-29 | Evonik Degussa Gmbh | Amines suitable for use in the manufacture of polyurethanes |
DE102013207117A1 (de) | 2013-04-19 | 2014-10-23 | Evonik Industries Ag | PUR-Schaum mit vergröberter Zellstruktur |
US9688830B2 (en) | 2013-04-19 | 2017-06-27 | Evonik Degussa Gmbh | PUR foam with enlarged cell structure |
US10100148B2 (en) | 2013-11-18 | 2018-10-16 | Evonik Degussa Gmbh | Use of guanidine reaction products in the production of polyurethane systems |
US10023679B2 (en) | 2013-12-19 | 2018-07-17 | Evonik Degussa Gmbh | Composition which is suitable for producing polyurethane foams and contains at least one HFO blowing agent |
WO2015197739A1 (de) | 2014-06-26 | 2015-12-30 | Covestro Deutschland Ag | Verbundbauteile auf basis von hydrophoben polyolen |
DE102014215384A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215381B4 (de) | 2014-08-05 | 2020-06-10 | Evonik Operations Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215387A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
WO2016020137A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige verbindungen, geeignet zur verwendung bei der herstellung von polyurethanen |
DE102014215380A1 (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 |
DE102014215380B4 (de) | 2014-08-05 | 2022-04-28 | Evonik Operations Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
US10703851B2 (en) | 2014-08-05 | 2020-07-07 | Evonik Operations Gmbh | Nitrogen-containing compounds suitable for use in the production of polyurethanes |
DE102014215381A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
WO2016020199A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige verbindungen, geeignet zur verwendung bei der herstellung von polyurethanen |
DE102014215383B4 (de) | 2014-08-05 | 2020-06-10 | Evonik Operations Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215383A1 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige Verbindungen, geeignet zur Verwendung bei der Herstellung von Polyurethanen |
DE102014215387B4 (de) | 2014-08-05 | 2020-06-10 | Evonik Operations 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 |
WO2016020140A2 (de) | 2014-08-05 | 2016-02-11 | Evonik Degussa Gmbh | Stickstoffhaltige verbindungen, geeignet zur verwendung bei der herstellung von polyurethanen |
US10793662B2 (en) | 2014-08-05 | 2020-10-06 | Evonik Operations Gmbh | Nitrogen-containing compounds suitable for use in the production of polyurethanes |
US10457769B2 (en) | 2014-08-05 | 2019-10-29 | Evonik Degussa Gmbh | Nitrogen-containing compounds suitable for use in the production of polyurethanes |
US10421051B2 (en) | 2014-08-19 | 2019-09-24 | Evonik Degussa Gmbh | Hybrid dispersion and use thereof |
EP3064532A1 (de) | 2015-03-03 | 2016-09-07 | Evonik Degussa GmbH | Herstellung poröser Polyurethanschichten |
US10590228B2 (en) | 2015-04-08 | 2020-03-17 | Evonik Operations Gmbh | Production of low-emission polyurethanes |
WO2016162183A1 (de) | 2015-04-08 | 2016-10-13 | Evonik Degussa Gmbh | Herstellung emissionsarmer polyurethane |
EP3078696A1 (de) | 2015-04-08 | 2016-10-12 | Evonik Degussa GmbH | Herstellung emissionsarmer polyurethane |
EP3115389A1 (de) | 2015-07-07 | 2017-01-11 | Evonik Degussa GmbH | Herstellung von polyurethanschaum |
US10870723B2 (en) | 2015-07-07 | 2020-12-22 | Evonik Operations Gmbh | Production of polyurethane foam |
KR20190039095A (ko) | 2016-06-28 | 2019-04-10 | 피티티 글로벌 케미컬 퍼블릭 컴퍼니 리미티드 | 천연 오일 폴리올을 기반으로 한 혼성 폴리올 |
WO2018005538A2 (en) | 2016-06-28 | 2018-01-04 | Myriant Corporation | Hybrid polyols based on natural oil polyols |
WO2019057453A1 (de) | 2017-09-25 | 2019-03-28 | Evonik Degussa Gmbh | Herstellung von polyurethanschaum |
EP3459984A1 (de) | 2017-09-25 | 2019-03-27 | Evonik Degussa GmbH | Herstellung von polyurethanschaum |
WO2020043470A1 (en) | 2018-08-27 | 2020-03-05 | Basf Se | Aqueous compositions of topramezone |
WO2020144003A1 (de) | 2019-01-07 | 2020-07-16 | Evonik Operations Gmbh | Herstellung von polyurethanhartschaum |
EP3677610A1 (de) | 2019-01-07 | 2020-07-08 | Evonik Operations GmbH | Herstellung von polyurethanhartschaum |
WO2020144004A1 (de) | 2019-01-07 | 2020-07-16 | Evonik Operations Gmbh | Herstellung von polyurethanhartschaum |
EP3744745A1 (de) | 2019-05-28 | 2020-12-02 | Evonik Operations GmbH | Herstellung von pu-schaumstoffen |
US11332591B2 (en) | 2019-05-28 | 2022-05-17 | Evonik Operations Gmbh | Production of PU foams |
WO2021069164A1 (de) | 2019-10-08 | 2021-04-15 | Evonik Operations Gmbh | Herstellung von polyurethanhartschaum |
EP3805285A1 (de) | 2019-10-08 | 2021-04-14 | Evonik Operations GmbH | Herstellung von polyurethanhartschaum |
US12082704B2 (en) | 2019-11-07 | 2024-09-10 | Evonik Operations Gmbh | Compression set |
EP3865527A1 (de) | 2020-02-14 | 2021-08-18 | Evonik Operations GmbH | Herstellung von pu-schaumstoffen |
EP3919539A1 (de) | 2020-06-04 | 2021-12-08 | Evonik Operations GmbH | Herstellung von polyurethanschaum |
EP3957669A1 (de) | 2020-08-20 | 2022-02-23 | Evonik Operations GmbH | Herstellung von polyurethanschaum |
EP3981816A1 (de) | 2020-10-07 | 2022-04-13 | Evonik Operations GmbH | Flexible pu-schaumstoffformartikel |
WO2022122360A1 (de) | 2020-12-08 | 2022-06-16 | Evonik Operations Gmbh | Herstellung von polyurethanschaum |
WO2022184543A1 (de) | 2021-03-02 | 2022-09-09 | Evonik Operations Gmbh | Herstellung von polyurethanschaum |
WO2022218657A1 (de) | 2021-04-14 | 2022-10-20 | Evonik Operations Gmbh | Herstellung von polyurethan- oder polyisocyanurat-hartschaumstoff |
WO2023274699A1 (de) | 2021-07-01 | 2023-01-05 | Evonik Operations Gmbh | Herstellung von polyurethan- oder polyisocyanurat-hartschaumstoff |
WO2023275037A1 (en) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Production of pu foams |
WO2023275031A1 (de) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen |
WO2023275033A1 (de) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen |
WO2023275029A1 (de) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen |
WO2023275035A1 (de) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen |
WO2023275036A1 (de) | 2021-07-02 | 2023-01-05 | Evonik Operations Gmbh | Gewinnung von di- und/oder polyisocyanaten aus pu-depolymerisationsprozessen |
WO2023161253A1 (en) | 2022-02-22 | 2023-08-31 | Evonik Operations Gmbh | Use of recycled polyol from amine-based hydrolysis process to produce pu foam |
WO2023222400A1 (de) | 2022-05-17 | 2023-11-23 | Evonik Operations Gmbh | Herstellung von polyurethanschaum |
EP4299656A1 (de) | 2022-07-01 | 2024-01-03 | Evonik Operations GmbH | Herstellung von propoxylierten benzoldicarbonsäureamiden und dem entsprechenden polyurethanschaum |
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Publication number | Publication date |
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ATE373031T1 (de) | 2007-09-15 |
DK1537159T4 (da) | 2011-07-25 |
DE50308189D1 (de) | 2007-10-25 |
DK1537159T3 (da) | 2007-12-03 |
DE10240186A1 (de) | 2004-03-11 |
EP1537159A1 (de) | 2005-06-08 |
PT1537159E (pt) | 2007-10-19 |
ES2290545T5 (es) | 2011-06-17 |
ES2290545T3 (es) | 2008-02-16 |
EP1537159B1 (de) | 2007-09-12 |
EP1537159B2 (de) | 2011-04-13 |
AU2003251463A1 (en) | 2004-03-19 |
US20060167125A1 (en) | 2006-07-27 |
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