WO2012048836A1 - Pièce moulée active réfractaire permettant de réduire les polluants - Google Patents

Pièce moulée active réfractaire permettant de réduire les polluants Download PDF

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Publication number
WO2012048836A1
WO2012048836A1 PCT/EP2011/005044 EP2011005044W WO2012048836A1 WO 2012048836 A1 WO2012048836 A1 WO 2012048836A1 EP 2011005044 W EP2011005044 W EP 2011005044W WO 2012048836 A1 WO2012048836 A1 WO 2012048836A1
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rooms
buildings
molding according
molding
moldings
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PCT/EP2011/005044
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German (de)
English (en)
Inventor
Werner Bloem
Carsten Kuczma
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Werner Bloem
Carsten Kuczma
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Publication of WO2012048836A1 publication Critical patent/WO2012048836A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/1305—Organic additives
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/003—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hybrid binders other than those of the polycarboxylate type
    • C—CHEMISTRY; METALLURGY
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    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/131—Inorganic additives
    • C—CHEMISTRY; METALLURGY
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    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/1315—Non-ceramic binders
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    • C04B33/00—Clay-wares
    • C04B33/36—Reinforced clay-wares
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • E04C2/292—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and sheet metal
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    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0068—Ingredients with a function or property not provided for elsewhere in C04B2103/00
    • C04B2103/0076—Deodorizing agents
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    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
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    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3284—Zinc oxides, zincates, cadmium oxides, cadmiates, mercury oxides, mercurates or oxide forming salts thereof
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
    • C04B2235/5208—Fibers
    • C04B2235/5216—Inorganic
    • C04B2235/524—Non-oxidic, e.g. borides, carbides, silicides or nitrides
    • C04B2235/5248—Carbon, e.g. graphite
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/602—Making the green bodies or pre-forms by moulding

Definitions

  • the invention relates to a heat-insulating refractory molding for heat, sound and fire protection.
  • molded part is to be understood here in particular as products with closed-cell hollow spheres and granules of low density, as described by the company.
  • the inventors had set themselves the goal to develop an insulating material of the type mentioned, which can render pollutants such as formaldehyde or odors harmless.
  • Initially known products glass fabric,
  • Materials has the diffusion openness according to the invention with simultaneous high closed cell density, whereby it is achieved that the diffusing pollutants adhering to the on the surface of the mineral hollow body
  • the foam can serve as a carrier material for a variety of substances, including catalysts; in which way and for which catalysts is not described.
  • the described surfactants serve to improve the emulsion and to stabilize the foam during the manufacturing phase. None of these substances is deodorising.
  • the foams described here are closed cell and are not suitable for the incorporation of surface-active agents. DE 197 35 958 AI
  • activated carbon plays an important role. It is known that activated carbon binds odors but does not degrade them. Thus, the mode of action is limited in quantity. The proportion of activated carbon used is thus chosen so that it reduces the odor of the product by absorption. Degradation of pollutants from the environment does not take place.
  • moldings according to the invention are so strong up to temperatures of 1000 ° C that the structures meet the required fire resistance.
  • the geometry of the molded parts is basically no limit. Even moldings with complex geometries can be produced. Further important properties of the products according to the invention are:
  • the moldings according to the invention are to be used in all installations in whose operation pollutants (in particular formaldehyde, organic solvents, insecticides and fungicides) are formed.
  • pollutants in particular formaldehyde, organic solvents, insecticides and fungicides
  • novel moldings according to the invention are also used in rooms and buildings contaminated by nicotine, acetaldehyde and acetic acid (cigarette smoke).
  • moldings according to the invention can also be used in rooms, buildings or facilities contaminated by odor-causing substances (ammonia, trimethylamine, hydrogen sulfide or methylmercaptan).
  • odor-causing substances ammonia, trimethylamine, hydrogen sulfide or methylmercaptan.
  • DuraAir is the first carpet that contains the air in the room
  • Drapilux air fabrics are also equipped with the "Triple Fresh” catalyst and can catalytically reduce pollutants and reduce bad smells.
  • Triple Fresh is not an odor absorber, but acts on the catalyst principle by conversion and degradation of pollutants, does not consume and therefore remains permanently effective.
  • the disadvantage is that the effect of the catalyst is reduced by washing (curtains, etc.) and wear and tear (carpets, etc.).
  • the object of the invention is to eliminate pollutants on site and not through
  • the invention is based on the object extremely lightweight, stable and sufficiently flexible, active pollutant-reducing moldings with heat, sound and
  • Melting point according to DIN 4102 have greater than 1000 ° C and up to this temperature show no external or internal cracks and no crumbling and also distributed over as large a surface as possible contain catalysts that eliminate harmful substances contained in the ambient air.
  • the carrier material (the molded part or the plastic
  • Amine compounds are particularly preferred.
  • Such amine compounds adsorb chemical substances such as formaldehyde, acetaldehyde and acetic acid.
  • amine compounds those having a low solubility in water, perhaps 5 g / l or less, at 25 ° C are particularly preferred because such a compound is less likely to dissolve in water when contacted with water, e.g. when the carpet is washed, and keeps its deodorizing function for a prolonged period of time.
  • Hydrazine derivatives useful in this invention include reaction products of hydrazine compounds and long chain aliphatic compounds or
  • reaction products are particularly preferred: the reaction product of one or two compounds selected from the group consisting of hydrazines and semicarbazides and one or more kinds of compounds selected from the group consisting of monocarboxylic acids,
  • Dicarboxylic acids aromatic monocarboxylic acids and aromatic dicarboxylic acids having 8 to 16 carbon atoms, and the reaction products of one or two compounds selected from the group consisting of hydrazines and
  • Semicarbazides and one or more kinds of compounds selected from the group consisting of monoglycidyl derivatives and diglycidyl derivatives having 8 to 16 carbon atoms.
  • Such hydrazine derivatives are particularly capable of removing odors.
  • Specific such reaction products include dihydrazide sebacate,
  • Dihydrazide dodecanedioic acid and dihydrazide isophthalate Dihydrazide dodecanedioic acid and dihydrazide isophthalate.
  • an inorganic substance is used in an additional deodorant.
  • the additional deodorant usable inorganic substances include activated carbon, zeolite, montmorillonite, silica gel and metal oxides such as alumina, titania, zinc oxide or iron oxide.
  • Deodorant has a large surface area and a much greater ability to remove harmful substances than non-porous.
  • a porous inorganic substance together with the amine compound, the latter compound in the pores of the inorganic substance, wherein due to the synergistic effect of adsorption capacity of the amine compound and adsorption capacity and decomposition property of the porous
  • the 'active ingredient' of TRIPLE FRESH consists of catalytically active metal salts and metal oxides, as well as an organic nitrogen compound.
  • TRIPLE FRESH The substances adsorbed and chemically degraded by TRIPLE FRESH are formaldehyde, components of cigarette smoke, e.g. Pyridine, nicotine,
  • Acetaldehyde, acetic acid and "stinking" substances such as ammonia, trimethlyamine, hydrogen sulfide, methylmercaptan.
  • TRIPLE FRESH acts like a chemical catalyst. Catalysts go
  • TRIPLE FRESH also contains substances containing nitrogen, which specifically promotes the degradation of formaldehyde. This reaction is finite. This means that the nitrogen-containing component is eventually used up.
  • Triple Fresh converts pollutants such as nicotine, ammonia and formaldehyde as well as other diverse odorants into innocuous natural substances.
  • the mode of operation is similar to that of a motor vehicle catalytic converter.
  • the toxic fumes in the automotive catalytic converter come into contact with the precious metals platinum, rhodium and palladium, a chemical reaction takes place.
  • the harmful substances are converted to completely harmless carbon dioxide (C0 2 ) and water vapor (H 2 0) and degraded.
  • Measurements, especially of formaldehyde, have shown that reducing the rate
  • the catalytic effect is therefore not based on an adsorption, because in an adsorption, the harmful substances are absorbed only by the active ingredient, they are not degraded.
  • aldehydes The noxious gases in the air and the cause of unpleasant odors are often aldehydes, amines and ammonia.
  • formaldehyde is contained in wood furniture, adhesives, insulating materials, laminates and wallpapers and is thus found in all areas of life and work.
  • Formaldehyde already applies in less
  • the most common odor nuisances are kitchen fumes, pet odors and cigarette smoke. Especially in factory farming, the emission of
  • the odor and pollutant tests show that products equipped with the catalyst degrade these odors and pollutants within minutes.
  • the ammonia concentration was reduced from 650 ppm to 2 ppm within 30 minutes.
  • the support materials which are subjected to shaping and drying after the addition of the catalysts should contain binders which cure at room temperature or up to a maximum of 70 ° C. in order not to reduce the mode of operation of the catalysts during drying.
  • the combination of the greatest possible surface area for the application of the catalyst and sufficient capillaries for the supply of noxious gases into the support material interspersed with the catalyst is important.
  • the carrier material in the existing and new constructions without additional space requirements, the following properties are advantageous:
  • the molded part is formed as a sandwich plate, in which one side of the plate has a surface made of aluminum, steel sheet,
  • High pressure laminate plastic coating and / or wallpaper, etc., and in which the other side has an open structure.
  • High pressure laminate is also known as High Pressure Laminate (HPL).
  • a further advantage is that the moldings are used in pieces of furniture that must have a high fire protection. Further advantageous embodiments of the invention are set forth in the subclaims.
  • submarines Not only to bind pollutants, but to convert harmless substances.
  • the reference to submarines stems from the fact that the cost of this material on submarines is already economical enough on conventional vessels but only in some areas. However, use is desirable in all areas, especially in order to provide better air quality in a polluted and polluted public area environment (see list below). This can be done by installation as fire protection insulation, acoustic ceilings and ceiling systems in general, furniture and ventilation systems.
  • Verodnache about the space required for animal husbandry
  • Atmosphere or are bound in elements and thus to hazardous waste. (For submarines currently using soda lime or LiOH cartridges, only binding of C0 2 is possible). The resulting high stress on the ventilation systems leads to increased susceptibility to damage. The installation of additional expensive filter systems also does not allow filtering of
  • Non-operational vehicles eg. B. submarines, by heavy contamination of the air.
  • Form elements can not cause bacteria settling in the ventilation ducts.
  • the moldings according to the invention are so strong up to temperatures of 1000 ° C that the structures meet the required fire resistance.
  • the geometry of the molded parts is basically no limit. Even moldings with complex geometries can be produced.
  • Stones, pipes, hollow bodies and other shaped parts can be produced as well as mainly plates.
  • preparation is based on an aqueous mass, which are prepared by known shaping methods, subsequent drying and thermal treatment up to a maximum of 110 ° C for a short time.
  • aqueous mass which are prepared by known shaping methods, subsequent drying and thermal treatment up to a maximum of 110 ° C for a short time.
  • the following molding methods are suitable:
  • Drying Before drying, a careful and as complete as possible tempering to the drying temperature is recommended in order to avoid drying cracks or errors during drying. Drying can be carried out at room temperature or at temperatures of up to 70 ° C. A short-term drying at about 110 ° C decomposes the wetting agent specially used for this case and increases the
  • Catalysts included would not participate in catalysis of noxious gases. The additional demand for catalyst would significantly worsen the cost / benefit ratio.
  • the binders used were binders whose basic structure is inorganic. This causes a reduction in the fire load, and the bond is maintained even at high temperatures. Since these binders have hardly any shrinkage during combustion, the molded parts only change their dimensions under fire load
  • the mass should be extremely stable after hardening and have virtually no shrinkage even with a one-sided temperature stress of 1000 ° C.
  • the moldings should have the necessary vibration stability and flexibility for further processing and application. Further important properties of the products according to the invention should be:
  • a key customer benefit when using the products according to the invention is that in addition to the desired goal of an efficient lightweight fire, sound and heat protection construction, a significant cost savings in the area of opportunity costs for customers can be realized. Special in the field of cabin and furniture construction for ships, but also in fireproof furniture for trains, etc., the operating costs are significantly reduced by the additional function of pollutant reduction.
  • Example formulations and production examples Formulation 1 for 1 m molded parts with a bulk density of approx. 125 kg / m
  • wetting agents e.g., Tegopren 5840 from Evonik 0.25 kg
  • Hybrid binder e.g., Col 9 from BASF 0.50 kg
  • the precisely weighed moldings are sprayed evenly according to their weight with previously prepared solution. Due to the high
  • wetting agent proportion the solution is absorbed by the more porous moldings.
  • Other types of application include brushing, dipping or vacuum drawing.
  • the moldings are dried at about 70 ° C.
  • Catalyst e.g., Triple Fresh
  • wetting agents e.g., Tegopren 5840 from Evonik 0.01 kg
  • the thickening agent is mixed briefly with the wetting agent and the catalyst solution and immediately mixed in a forced mixer with the mortar VATRAL NA 125/150 M.
  • the thickener produces a plastic mass which is shaped into appropriate molds and dried at about 70 ° C.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Architecture (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

L'invention concerne une pièce moulée réfractaire thermo-isolante servant de protection thermique, phonique et contre les incendies produite par mise en forme d'une matière plastique et par séchage ainsi que par traitement thermique, la matière contenant une roche volcanique cellulaire soufflée en tant que matière de remplissage légère qui se présente sous la forme de granulés creux non poreux et/ou de billes creuses de verre non poreuses, cette matière contenant, en tant que liant, un liant hybride organique-inorganique, la matière contenant un type uniforme de fibres ou un mélange de fibres différentes, en particulier des fibres minérales et des fibres de carbone et/ou des aiguilles minérales. La pièce moulée contient au moins deux catalyseurs désodorisants, l'un des catalyseurs contenant un ou plusieurs composés amine et l'autre catalyseur contenant une substance inorganique.
PCT/EP2011/005044 2010-10-13 2011-10-10 Pièce moulée active réfractaire permettant de réduire les polluants WO2012048836A1 (fr)

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DE102010048175.0A DE102010048175B4 (de) 2010-10-13 2010-10-13 Aktives schadstoffreduzierendes Formteil
DE102010048175.0 2010-10-13

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WO2012048836A1 true WO2012048836A1 (fr) 2012-04-19

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CN110878617A (zh) * 2019-10-10 2020-03-13 陈发江 一种硅镁材料改性实木纤维板

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CN103206056B (zh) * 2013-04-19 2015-05-13 张晓武 一种保温装饰复合板生产工艺及其生产线
EP3680096A1 (fr) 2019-01-11 2020-07-15 Ecoatech GmbH Élément de surface résistant au feu

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DE60033010T2 (de) 2000-02-08 2007-05-10 Suminoe Textile Co., Ltd. Desodorierender Teppich
US20080187738A1 (en) * 2007-02-02 2008-08-07 Nichiha Corporation Constructional board capable of capturing and decomposing aldehyde
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110878617A (zh) * 2019-10-10 2020-03-13 陈发江 一种硅镁材料改性实木纤维板

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DE102010048175A1 (de) 2012-04-19

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