EP2118186A2 - Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations - Google Patents

Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations

Info

Publication number
EP2118186A2
EP2118186A2 EP08708699A EP08708699A EP2118186A2 EP 2118186 A2 EP2118186 A2 EP 2118186A2 EP 08708699 A EP08708699 A EP 08708699A EP 08708699 A EP08708699 A EP 08708699A EP 2118186 A2 EP2118186 A2 EP 2118186A2
Authority
EP
European Patent Office
Prior art keywords
liquid
foam molding
soaked
water
foam
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.)
Withdrawn
Application number
EP08708699A
Other languages
German (de)
English (en)
Inventor
Hans-Jürgen QUADBECK-SEEGER
Armin Alteheld
Klaus Hahn
Dietrich Scherzer
Christof MÖCK
Bernhard Vath
Andreas Bode
Ralf Böhling
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Priority to EP08708699A priority Critical patent/EP2118186A2/fr
Publication of EP2118186A2 publication Critical patent/EP2118186A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
    • C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
    • 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
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F28D20/023—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material being enclosed in granular particles or dispersed in a porous, fibrous or cellular structure
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/038—Use of an inorganic compound to impregnate, bind or coat a foam, e.g. waterglass
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/05—Open cells, i.e. more than 50% of the pores are open
    • 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
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08J2361/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
    • Y10T428/249995—Constituent is in liquid form
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
    • Y10T428/249995—Constituent is in liquid form
    • Y10T428/249997—Encapsulated liquid

Definitions

  • the invention relates to a liquid-soaked foam molding, consisting of a) 1 to 10 vol .-%. an open-celled foam based on an aminoplast and b) 90 to 99% by volume of a component which is liquid at 25 ° C., and also uses thereof.
  • Open-cell foams based on a melamine / formaldehyde condensation product are known for various heat and sound insulation applications in buildings and vehicles, as well as insulating and shock-absorbing packaging material.
  • the open-cell structure permits the absorption and storage of suitable cleaning, grinding and polishing agents when used as a cleaning, grinding and polishing sponge (WO 01/94436).
  • EP-A 1 498 680 describes a cooling and holding battery of melamine / formaldehyde foam, the cell pores of which are completely or partially filled with a flowable heat transfer medium and a jacket, which can consist for example of a polyolefin film.
  • liquid reservoirs of open-celled foams based on a melamine / formaldehyde condensation product as a fuel tank and for the storage and transport of liquid hazardous substances is described in WO 2007/003608.
  • thermal management there are various requirements both on a small scale, eg. B. in electronics, as well as on a larger scale, z. B. to meet in vehicles. These requirements include a good insulation effect, heat dissipation and supply by radiation, conduction or convection, damping of temperature fluctuations, avoidance of material fatigue, stable operation of sensors or the intermediate storage of heat.
  • the materials used for this purpose must be flexible applicable and stable in their thermal, mechanical and magnetic properties.
  • Thermal radiation requires special absorption and emission properties.
  • the object of the invention was to bring a liquid at room temperature component in a solid, easy to transport form, from which it can be converted back into the liquid form at any time easily and reversibly. Furthermore, new applications for liquid components in solid form should be found.
  • open-cell foams are preferably elastic foams based on a melamine / formaldehyde condensation product having a specific gravity of 5 to 100 g / l, in particular from 8 to 20 g / l used.
  • the cell count is usually in the range of 50 to 300 cells / 25 mm.
  • the average cell diameter is generally in the range of 80 .mu.m to 500 .mu.m, preferably in the range of 100 to 250 .mu.m.
  • the tensile strength is preferably in the range of 100 to 150 kPa and the elongation at break in the range of 8 to 20%.
  • a highly concentrated propellant-containing solution or dispersion of a melamine-formaldehyde precondensate can be foamed and cured with hot air, water vapor or by microwave irradiation.
  • foams are commercially available under the name Basotect® from BASF Aktiengesellschaft.
  • the molar ratio of melamine / formaldehyde is generally in the range of 1: 1 to 1: 5.
  • the molar ratio in the range of 1: 1, 3 to 1: 1, 8 is selected and a sulfite group-free precondensate used, such as. B described in WO 01/94436.
  • the foam materials can then be tempered and pressed.
  • the foams can be cut to the desired shape and thickness and laminated on one or both sides with cover layers.
  • cover layers For example, a polymer or metal foil can be applied as a cover layer.
  • the open-cell foam Due to the extensive chemical resistance of the melamine / formaldehyde condensate, the open-cell foam can also come into direct contact with various, even cryogenic liquids. Even at low temperatures, for example below -80 0 C, the foam remains elastic. Damage caused by embrittlement does not occur.
  • the shape and dimensions of the open-cell foam depend on the intended use. In general, the height of the open-cell foam is 1 to 500 mm, preferably in the range of 10 to 100 mm.
  • the volume of this foam is 0.5 to 10% by volume of the aminoplast resin and 90 to 99.5% by volume of air. This air can be expelled by immersion in a liquid and gives the inventive, liquid-soaked foam molding.
  • the liquid components which can be used at 25 ° C. are flowable or pasty substances which are inert toward the aminoplast, for example aromatic or aliphatic hydrocarbons, such as alkanes, benzene, toluene, xylene, alcohols, such as methanol, ethanol, propanol, butanol, hexanol, Ketones, such as acetone or methylethicone, or water, aqueous solutions or dispersions.
  • aromatic or aliphatic hydrocarbons such as alkanes, benzene, toluene, xylene
  • alcohols such as methanol, ethanol, propanol, butanol, hexanol
  • Ketones such as acetone or methylethicone
  • water aqueous solutions or dispersions.
  • the liquid component usually has a density in the range of 800 to 1200 kg / m 3 . There are a particularly wide range of applications for water as a liquid component.
  • the thermal properties of a material are determined in particular by the thermal conductivity and the heat capacity. These properties can be influenced by a suitable combination of materials largely independently of each other.
  • PCM's phase changing materials
  • the PCM components generally have a melting point T m in the range of 20 to 40 0 C and have a high
  • Enthalpy of fusion They can be processed into composite materials for heat management with the open-cell foam and optionally heat-conductivity-changing additives, such as metallic powders.
  • the proportion of PCM is 10 to 50 wt .-%, based on the composite after removal of the liquid carrier phase. Due to the capillary forces in the open-cell foam, some PCM waxes can also be used without encapsulation.
  • a water-soaked foam cube with a height less than 10 cm does not leak. He behaves like an ice cube that does not melt. Since the liquid-impregnated foam molding according to the invention can be excellently cut with a sharp knife, it can also be referred to as a "cut-resistant liquid”. From this perspective, there are surprisingly many possible applications.
  • liquid-soaked foam molding is the simple and accurate metering of the liquid component.
  • the dosage of liquid components plays a role especially in medicine or cosmetics.
  • a thin alcohol film for disinfecting the skin surface can be applied evenly.
  • Other medically effective substances can be applied to diseased skin surfaces in a targeted manner. Due to the slightly abrasive effects of melamine resin / IFormaldehyd foams this can be peeled at the same time cornea or dead skin scales.
  • the foam moldings are also introduced into a commercially available tube thus allow the dropwise dosing of liquid components on light pressure on the tube.
  • An exact dosage can also be done via the introduction of correspondingly measured cubes from the open-cell foam.
  • a concentrated drug solution can be aspirated into a cube measuring 1cm x 1cm x 1cm and then placed in another fluid.
  • An open-celled foam impregnated with vegetable oil forms a thin oil film on the surface of the water that kills mosquito larvae.
  • a further possible application for the liquid-soaked foam molding is the simultaneous transport of one or more liquid components without electrical energy. Between two containers with different water levels, a water-soaked foam strip compensates for the level by utilizing the hydrostatic pressure. A filled vessel empties without the need for a hose or suction. At the same time, a cleaning is carried out by the filtration effects of the open-cell foam.
  • the open-cell foam can also be moistened after application and liquid transport thereby begun.
  • a hose used as a fluid lift must first be filled with the fluid, for example by suction. This liquid may leak.
  • Liquid conductors of the open-cell foam can be combined from individual parts and trimmed or connected in three dimensions. Compared to threads or fabrics as a liquid transport medium, the open-cell foam shows easier handling and can be adapted to a variety of spatial structures.
  • the liquid-soaked foam molding according to the invention can also be used, for example, in solar collectors.
  • the liquid in the open-cell foam is heated by solar radiation and then removed.
  • Cold fluid can be tracked on the other side.
  • the use of pipes is not necessary.
  • the combination with radiation-absorbing materials, such as graphite makes sense to achieve a faster heating of the water.
  • the foam molding according to the invention is also suitable, for example, for pumping flammable liquids, for example in accidents involving the transport of hazardous substances.
  • a tubular foam molding is soaked in the hazardous substance and can be achieved without suction and without the use of mechanical pumps to transport the spilled liquid in a collecting container provided by gravity.
  • an antistatic finish of the foam for example, by applying electrically conductive layers may be beneficial to reduce the risk of sparking.
  • the liquid flows in the open-cell foam are generally very laminar. If the flow velocity is very high, the lowest mixing is achieved due to the relatively low diffusion rate. This can for example be exploited to promote two or more liquid streams in parallel through the open-cell foam and at the interface any chemical reactions or physical processes, for example, complexations, dye formations, precipitations or polymerizations.
  • the liquid streams can be fixed in the boundary layer by means of a solid solution.
  • This channeling can create open three-dimensional microfluidic systems or membranes within the foam. The system is expected to work for many different reactions.
  • the liquid-impregnated foam molding according to the invention is also particularly suitable for energy absorption of projectiles. If the transparency is not critical, the liquid-filled foam molding according to the invention is also suitable for examining weft channels as an alternative to gelatin blocks.
  • the liquid with which the foam is impregnated can have special rheological properties, such as, for example, thixotropy or dilatancy, in order to change the uptake of the liquid into the foam, the outlet capacity or the energy consumption of the impregnated foam.
  • the foam may be impregnated with a dilatant dispersion.
  • the impregnated foam also has a dilatant effect, but is easier to handle than the dispersion outside the foam.
  • liquid-soaked foam molding according to the invention is freeze-blasting.
  • a liquid such as water.
  • freezing or cooling for example by overflowing with liquid nitrogen, the liquid freezes in the open-cell foam and developed by the associated volume unit of pressure that splits the rock.
  • other rocks and materials such as concrete, wood, metal or brittle plastics can be split in this way.
  • the layer is continuously moistened via a supply system and increases the fire protection of the building.
  • an open-celled melamine / formaldehyde foam having a density of about 10 kg / m 3 (Basotect® from BASF Aktiengesellschaft) was used.
  • Basotect® A dry sample of Basotect® was placed in a beaker filled with water.
  • the liquid increased due to capillary forces inside the specimen to a height of about 1 cm above the liquid level.
  • Basotect® sample completely soaked with water was placed in the water, the liquid remained at a height of about 8-12 cm above the water level inside the sample.
  • the supernatant water was up to this value from the sample up to a water column of about 12 cm height, water was kept inside of Basotect®
  • a beaker was filled with water.
  • a second beaker contained no liquid and was positioned next to the first glass at the same height.
  • a Basotect® nonwoven (thickness about 5 mm, width about 7 cm) was first soaked completely in water and then immersed with one end in the liquid-filled glass, while the other end ended in the empty beaker.
  • the height difference between the highest elevation of the foam and the liquid level was less than 12 cm to prevent leakage of the water while draining the foam.
  • Transport of the liquid from the filled beaker to the empty vessel was observed until the level of the water level in both vessels was equal. When one of the beakers was lifted after equilibrium had been established, the transport of the liquid began again until both liquid levels were at the same level.
  • a beaker was filled with blue stained water.
  • a second beaker was filled with redstained water. Both beakers were placed on an approximately 10 cm high pad. In front of this base, ie at a lower level, a third, empty beaker was placed.
  • a Basotect® nonwoven (thickness about 5 mm, width about 10 cm, length about 40 cm) was cut in the middle to a length of about 20 cm.
  • the fleece obtained divided so halfway into two strands with approximately the same width. The fleece was completely soaked in water. The two narrow ends were then each dipped in the blue or red colored water, while the broad end ended in the lower, empty vessel. It was observed that red and blue stained water flowed through the fleece into the lower vessel.
  • Example 5 was repeated, but instead of stained water two liquids were used, which showed chemiluminescence on contact. The system started to glow in the contact area of both currents.
  • Example 5 a 0.1 N aqueous sodium hydroxide solution and a 0.1 N aqueous hydrochloric acid containing approximately 5% phenolphthalein were used and the procedure was as in Example 5. From the area of the web, where the two single strands merged, a violet boundary layer was formed by changing the pH indicator from the initially colorless solutions. The color change took place only in the area of the boundary layer. The width depended on the flow rates.
  • Example 5 a 10% strength aqueous solution of a sodium silicate (water glass) and a 10% strength phosphoric acid solution were used and the procedure was analogous to Example 5. From the area of the web, where the two single strands merged, a solid formed. The solids formation took place only in the area of the boundary layer.
  • Basotect® (7x7x7cm) was dipped in water. The water remained inside the foam and did not leak out.
  • a plastic plate e.g., PE
  • a razor blade was attached so that the sharp sides of the blade were perpendicular to the surface.
  • the surface of the plate was moistened with a soapy water so that it had a low frictional resistance.
  • the water-soaked Basotect® cube was placed on the plastic plate so finished. Now, if one end of the plate was raised so that the cube slipped on the fixed blade, the moving cube was cut by the blade in two parts. In a comparison experiment with dry Basotect the cube could not be cut in this way. Basotect® is wet better, more precise and dust-free cuttable.
  • the bottom of a standard 1, 5 I PET beverage bottle was cut off so that the bottom part consisted of an open cylinder with a diameter of about 7 cm.
  • the bottle cap was preserved.
  • a Basotect® disc with a customized diameter and a height of approximately 1.5 cm was fitted in the opening.
  • the cap of the bottle was opened and the bottle was immersed with the Basotect sealed bottom about 5 cm in a water-filled container. Water penetrated the inside of the bottle through the Basotect® disk, with a corresponding amount of air escaping through the open shutter.
  • the fluid over the Basotect® disc flowed out of the bottle. If the cap of the bottle was closed after the entry of the water, no liquid leaked when removing the bottle from the water, since no gas exchange can take place. If the closure was then opened, the water could drain from the bottle.
  • the water output is controlled by the gas exchange.
  • Basotect® 100 * 80 * 3 mm, 0.35 g
  • an aqueous dispersion of a microencapsulated paraffin mixture which has a melting temperature of 28 0 C (Micronal, BASF AG).
  • the total mass of the impregnated foam fleece was 8.5 g.
  • the material obtained is mechanically flexible, has a pleasant feel and cools when in contact with the body through the melting enthalpy of the paraffin crystallites consumed enthalpy of fusion.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

L'invention concerne une pièce moulée en mousse imprégnée d'un liquide, composée a) de 1 à 10 % en volume d'une mousse à cellules ouvertes à base d'aminoplaste et b) de 90 à 99 % en volume d'un constituant fluide à 25 °C, tel que des dispersions aqueuses, de l'eau, des cétones, des alcools ou des hydrocarbures aromatiques ou aliphatiques, ainsi que ses utilisations à des fins de transport ou de dosage de liquides, à des fins d'explosion par congélation, pour absorber l'énergie de projectiles ou comme systèmes de stockage par chaleur latente.
EP08708699A 2007-02-08 2008-02-05 Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations Withdrawn EP2118186A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08708699A EP2118186A2 (fr) 2007-02-08 2008-02-05 Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07101966 2007-02-08
EP08708699A EP2118186A2 (fr) 2007-02-08 2008-02-05 Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations
PCT/EP2008/051400 WO2008095931A2 (fr) 2007-02-08 2008-02-05 Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations

Publications (1)

Publication Number Publication Date
EP2118186A2 true EP2118186A2 (fr) 2009-11-18

Family

ID=39433753

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08708699A Withdrawn EP2118186A2 (fr) 2007-02-08 2008-02-05 Pièce moulée en mousse imprégnée d'un liquide, à base d'aminoplaste, et ses utilisations

Country Status (4)

Country Link
US (1) US20100089551A1 (fr)
EP (1) EP2118186A2 (fr)
CN (1) CN101600759A (fr)
WO (1) WO2008095931A2 (fr)

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Publication number Priority date Publication date Assignee Title
DE102011108755A1 (de) 2010-08-02 2012-02-02 Basf Se Multifunktionelle Wandelemente
FR3007025B1 (fr) * 2013-06-14 2015-06-19 Enersens Materiaux composites isolants comprenant un aerogel inorganique et une mousse de melamine
DE102014006336A1 (de) 2014-04-29 2015-10-29 Rainer Busch Herstellungsverfahren für Phase Change Verbund-Material (PCM-V)
DE102014009936A1 (de) 2014-07-04 2016-01-07 Stefan Henze Vakuum-Isolationselement und zwei Verfahren zur Herstellung
EP3489293B1 (fr) * 2017-11-24 2023-07-12 Hanno Werk GmbH & Co. KG Bande de joint d'étanchéité, comprenant une mousse contenant au moins un material a changement de phase
CN112512679B (zh) 2018-05-31 2023-04-21 斯攀气凝胶公司 火类增强的气凝胶组成物
CN109705816B (zh) * 2019-02-18 2020-10-16 西南交通大学 多功能柔性相变材料、其制备方法及建筑材料
CN114350014A (zh) * 2022-02-09 2022-04-15 亿策科技有限公司 一种聚苯乙烯泡沫吸波材料的制备方法

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US4925327A (en) * 1985-11-18 1990-05-15 Minnesota Mining And Manufacturing Company Liquid applicator with metering insert
JP2001221584A (ja) * 2000-02-10 2001-08-17 Mitsubishi Electric Corp ループ型ヒートパイプ
EP1162659A3 (fr) * 2000-06-08 2005-02-16 MERCK PATENT GmbH Utilisation de PCM dans les dissipateurs de chaleur pour dispositifs électroniques
US6774010B2 (en) * 2001-01-25 2004-08-10 International Business Machines Corporation Transferable device-containing layer for silicon-on-insulator applications
DE10332463A1 (de) * 2003-07-16 2005-02-10 Basf Ag Kühl- und Warmhalteakku aus Melamin/Formaldehyd-Schaumstoff
DE102005031851A1 (de) * 2005-07-06 2007-01-18 Basf Ag Flüssigkeitsspeicher aus Melamin/Formaldehyd-Schaumstoff

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Also Published As

Publication number Publication date
WO2008095931A3 (fr) 2008-10-02
WO2008095931A2 (fr) 2008-08-14
US20100089551A1 (en) 2010-04-15
CN101600759A (zh) 2009-12-09

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