WO2011113885A2 - Materialzusammensetzung, deren herstellung und verwendung als dichtungs - und oxidationschutzschicht - Google Patents
Materialzusammensetzung, deren herstellung und verwendung als dichtungs - und oxidationschutzschicht Download PDFInfo
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- WO2011113885A2 WO2011113885A2 PCT/EP2011/054021 EP2011054021W WO2011113885A2 WO 2011113885 A2 WO2011113885 A2 WO 2011113885A2 EP 2011054021 W EP2011054021 W EP 2011054021W WO 2011113885 A2 WO2011113885 A2 WO 2011113885A2
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- Prior art keywords
- material composition
- graphite
- additive component
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- carrier component
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
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- F16J—PISTONS; CYLINDERS; SEALINGS
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Definitions
- the present invention relates to a material composition - in particular for one or as an oxidation protection and / or a seal - method for their preparation and their uses.
- the present invention also relates to a high temperature oxidation protection film.
- the attachment itself which often occurs at room temperature, not be hindered, perhaps even promoted, by the flexibility of the additional layer's material.
- the material should be as coherent as possible at room temperature and also have some mechanical flexibility, e.g. should have in the form of a flexibility.
- the protective function and the mechanical relationship or cohesion of the underlying material must not change significantly in the high-temperature range, since otherwise the function of the additional layer would be called into question.
- seals which should be provided in connection with a material transition, for example between two flanges or the like, so should here at room temperature, for example during assembly of the material cohesion or context exist together with a certain mechanical flexibility.
- room temperature for example during assembly of the material cohesion or context exist together with a certain mechanical flexibility.
- natural Leakage over the entire operating temperature range could be as low as possible, this is often associated with the material connection or cohesion of the gasket underlying the material composition.
- oxidation processes are also problematic when using material compositions for modifying workpieces or tools at their surfaces or interfaces, since the properties also result from oxidation known material compositions can be adversely affected.
- known material compositions - e.g. in film form - can be produced only with a comparatively high procedural and equipment expense with a high use of energy.
- the invention is based on the object of specifying a material composition whose material relationship or cohesion is maintained over a wide temperature range and, above all, in the high-temperature range above 700 ° C. and which with a comparatively low process engineering and apparatus complexity and at a comparatively lower use of energy can be produced.
- the present invention provides a material composition - which is particularly suitable for or as an oxidation protection and / or for or as a seal - with a carrier component and with an additive component, wherein the additive component comprises one or more ceramic additives and wherein the carrier component and the additive component in a volume ratio ranging from about 1: 9 to about 7: 3.
- a core idea of the present invention is to provide a material composition for a given volume ratio of the carrier component relative to the additive component in order to achieve the material context, material cohesion and material stability, ie. H .
- the mechanical integrity of the entire structure is maintained over a wide temperature range and thereby to effect in the application of the material composition, that of the material integrity accompanying properties of the material composition itself, but also in the application of those of the material system in which the material composition is also stabilized over a wide temperature range or even be preserved.
- the properties stabilized thereby can relate to dimensional stability, stability at the micro level, eg in the sense of gas tightness or the like, or else the electrical conductivity of the system whose structure is based on the material composition.
- the material composition provided by the invention has a material relationship or cohesion which is maintained over a wide temperature range and above all in the high temperature range above 700 ° C.
- the material composition created by the invention tion can be produced with a comparatively low procedural and equipment expense and with a comparatively lower use of energy, in particular when it is provided as a film or in the form of a paint or the like.
- the carrier component and the additive component may be present in a volume ratio ranging from about 1: 4 to about 2: 1, preferably in a range of about 1: 1.
- Particularly preferred specifications for the range of the volume ratio of the carrier component to the additive component characterize particularly suitable material compositions according to the present invention by which the properties of the material composition itself as well as of the system are particularly well stabilized when used with the material composition according to the invention to let .
- the material composition according to the invention may be formed as a graphite foil provided or filled with one or more ceramic additives.
- the material composition according to the invention may also be formed as a resin-based material provided with one or more ceramic additives and in particular also as a film or as a liquid, viscous, pasty or gelatinous material and / or with one or more functional additives.
- the at least one ceramic additive can be or have a high-temperature-resistant material, a glass-forming material and / or a material which - especially at temperatures above about 700 ° C - oxidized and thereby sintered.
- a high-temperature-resistant material e.g., a glass-forming material and / or a material which - especially at temperatures above about 700 ° C - oxidized and thereby sintered.
- Especially in combination of these features are particularly favorable properties of the material composition with regard to the stabilization and the material connection, namely the fact that in the high temperature range due to the oxidation of the ceramic additives on the then running out sintering stabilization and protection.
- the at least one ceramic additive may be a material or have from the group which is formed (from TiB 2, T1O2, Si, SiC, Si 3 N 4, BN, B 4 C, CaB 6, FeB, Si 3 N 4, Zr HPO 4 ) 2 , Al 2 O 3 , AIB 2 , AIB12, SiB 6 , PB, ⁇ ⁇ ⁇ 2 ⁇ 3 , tri zinc phosphate, zinc borates and combinations thereof. Especially these mentioned materials and their combinations can give the stabilizing effect of the material composition according to the invention particularly reliable reasons.
- first and second additives of the additive component namely BC or SiC, BC or Zr (HPO 4 ) 2, BC or ⁇ 2 , TiB 2 or Si or else ⁇ 2 or Si, namely the following table A:
- Table A Pairings of First and Second Additives
- the examples of pairs of first and second additives for the additive component mentioned here have proven to be particularly suitable embodiments with regard to the stabilization of the properties of the inventive material composition as such, but also of those related thereto Systems proved.
- the carrier component may comprise or be formed from a graphite material, an expanded graphite intercalation compound having Use of H 2 SO 4 (GHS), an expanded graphite intercalation compound using H NO 3 (GN) and / or mixtures thereof (GNS), one or more carbon-based fiber materials or combinations thereof, in particular in expanded and / or pulverized form and / or wherein one or more functional additives are provided, for example with or from a synthetic graphite or one or more carbon blacks.
- GLS H 2 SO 4
- GN expanded graphite intercalation compound using H NO 3
- GNS hydrogen-based fiber materials
- one or more carbon-based fiber materials or combinations thereof in particular in expanded and / or pulverized form and / or wherein one or more functional additives are provided, for example with or from a synthetic graphite or one or more carbon blacks.
- the materials mentioned here reflect the possibility of film formation, graphite film formation and / or the formation of carbon felts and / or graphite felts when the carrier component is combined with the respective additive component, with electrical conductivity being inherently ensured on account of the carbon-based nature.
- Particularly advantageous and therefore preferred are materials, in particular films, based on or with expanded graphite.
- a graphite foil e.g. by (A) first providing a graphite material, (B) then making a so-called graphite intercalation or intercalation compound therefrom, (C) then thermally decomposing and expanding it - e.g.
- the expandate as a carrier component is then compressed by compression to the inventive material composition in the form of a film after mixing with one or more additives for the additive component - and optionally of functional additives.
- the carrier component can be formed from or comprise a resin material, in particular a phenolic resin material and / or with one or more thermoset or thermoplastic polymers.
- a resin material in particular a phenolic resin material and / or with one or more thermoset or thermoplastic polymers.
- the use of resins, in particular in liquid, viscous, pasty or gelatinous form, makes it possible to provide a corresponding material composition which can be used as a coating or mold following the covering layer and therefore allows particularly flexible use. Also conceivable is the use and / or conversion of resins into film form, wherein the additive component with its components is introduced by pressing and / or mixing into the existing resin-based film.
- film and / or as felt are particularly easy to handle, since they are essentially dimensionally stable, are equipped with mechanical flexibility and elasticity and can be cut to length.
- material compositions may be advantageous which are present, in particular at room temperature, as a liquid, viscous, pasty or gelatinous material.
- These forms of material compositions can be distributed in any shape, e.g. by painting or the like.
- the inventive material composition is mechanically coherent, mechanically flexible, mechanically elastic and / or electrically conductive.
- These properties can be designed individually or in any combination with one another by the composition of the individual carrier components and additive components, in order to meet the respective applications in a particularly flexible manner. It can also be considered aspects of plastic deformability.
- the material composition of the invention may be or may be such that it is or remains mechanically coherent at a temperature above about 700 ° C.
- the mechanical relationship or cohesion or mechanical integrity in the high temperature region are particularly important because the prior art is unable to do so is to ensure the mechanical integrity and thus the functioning of the underlying material composition even beyond 700 ° C.
- the additive component may comprise one or more functional additives with or from a graphite material, a synthetic graphite, a natural graphite, one or more carbon blacks, one or more carbon-based fiber materials or combinations thereof, in particular in expanded and / or powdered form.
- the additive component may have one or more functional additives with or of a metal material, preferably with copper, in particular in powder form.
- the modification of the additive component by functional additives can also bring out further properties of the material composition.
- an additive of metallic materials e.g. in the form of dusts, preferably copper dust or the like. This can e.g.
- the carrier component and the additive component may be present as or substantially as a mixture of substances. Also conceivable are solutions, suspensions, emulsions, mixtures of solids and the like. The presence as a mixture of substances guarantees a particularly intimate contact and a particularly intimate entanglement of the carrier component with the additive component and thus a particularly homogeneous material structure for the material composition.
- Another aspect of the present invention is to provide a corresponding manufacturing method for the material composition of the present invention.
- the carrier component and the additive component are mixed in a corresponding volume ratio and pressed into a film.
- the material composition according to the invention in the corresponding volume ratio of the carrier component and the additive component mixed in a film material is transferred, which can then be applied.
- the carrier component may already be in the form of a film prior to pressing with the additive component.
- the carrier component or as part thereof is expanded graphite material.
- the carrier component may be present as a liquid, viscous, pasty or gelatinous resin prior to compression with the additive component and provided with the additive component in the appropriate volume ratio, (b) the resulting liquid, viscous , pasty or gelatinous mixture poured into a film and possibly cured and / or pressed and (c) in particular the resulting film are laminated, for example on a workpiece or the like.
- the carrier component may be in the form of a liquid, viscous, pasty or gelatinous material and the additive component may be in the form of a bulk material, a powder, a liquid, viscous, pasty or gelatinous material.
- the carrier component and the additive component are then mixed in the appropriate volume ratio and the resulting mixture either in the form of a liquid, viscous, pasty or gelatinous material or by a further processing step as a material composition in the form of a film.
- the material composition produced is formed in the manner of a more moldable material, in which case the final result is then a liquid, viscous, pasty or gelatinous end product with the material composition according to the invention and can be used further.
- the carrier component and / or an intermediate form of the material composition according to the invention are initially present as a liquid, viscous, pasty or gel-like material and then converted by an intermediate or further processing process into a film, e.g. by a foil casting, possibly with subsequent curing. Further aspects of the present invention are various uses of the material compositions according to the invention.
- the material composition according to the invention as oxidation protection - especially in a graphite- or carbon-based or graphite- or carbon-reinforced body or workpiece - possible. Due to the modulatable properties of the material composition according to the invention, this is therefore particularly suitable for use as oxidation protection, e.g. for refining a substantially solid body, workpiece or tool, in particular based on graphite or carbon and / or with a graphite or carbon reinforcement.
- the material composition according to the invention may be provided as a coating on the surface or on a part of the surface of the body or workpiece or as a material admixture on or in the surface or on or in a part of the surface of the body or workpiece.
- the body or workpiece to which the material composition of the present invention is applied may be a thermal protector, a heat tile, an electrode, an arc electrode or a tool, or the like.
- the material composition according to the invention can be used as a seal between two workpieces, in particular on a flange or the like, preferably as a flat gasket, annular seal or tape seal. Due to the modulatable properties with regard to the material connection and the resulting low leakage, the material composition according to the invention, with a corresponding design, is also suitable as a sealing material.
- a core idea of the present invention is also a carrier component and an additive component (a) as starting materials for a material composition or (b) in the final configuration of the material composition in each case Provide volume ratio according to the invention.
- the material integrity in the low-temperature range is essentially realized by the carrier component, in the high-temperature range, in particular beyond 700 ° C.
- the material integrity is optionally realized by the additive component, e.g. by their glass formation or sintering.
- the carrier component dissolves at high temperatures, e.g. graphite, e.g. by oxidation processes, the material integrity of the material composition as a whole is retained due to the properties of the constituents of the additive component, namely, especially when the constituents of the additive component are ceramic and glass-forming constituents.
- carrier component and additive component are to be understood in the context of the present invention vorlie invention quite generally.
- the carrier component may on the one hand actually be carbon materials or graphite materials, but also resin materials or the like. It is important that the carrier component realizes the material integrity in the low-temperature range, if appropriate also the mechanical flexibility and / or elasticity, for example in the sense of the flexibility of a film or the like. On the one hand the material integrity in the high temperature range can be ensured by the additive component.
- functional additives the property spectrum of the material composition can be extended, for example by adding functional additives which influence the electrical conductivity.
- the carrier component corresponding functional additives may be added, for example, if the actual binding-producing material itself has only an insufficient electrical conductivity.
- FIG. Figures 1A-C illustrate the use of the inventive material composition according to a first embodiment in which the material composition is applied to a surface of a workpiece.
- FIG. 2A-C show another use of the invention
- FIGS. 3A-4C show, in diagrammatic and partially sectioned form, another use of the material composition of the invention, here in the further processing of a cylindrical body, e.g. an electrode or the like.
- Fig. 5A-C show, in schematic and partially sectioned form, another form of use of the material composition according to the invention, in which case several layers with the material composition according to the invention are applied to the surface of a body.
- FIGS. 6A-C show, in schematic and partially sectioned form
- Fig. Figure 7 shows in block diagram form a manufacturing method and method for using the material composition of the invention.
- Fig. 8 shows another block diagram
- Fig. 9 shows in block diagram form another manufacturing method and method for using the material composition of the present invention.
- Fig. 1 A to 1 C show, in schematic and partially cut form, a first possible use of an embodiment of the material composition according to the invention.
- a single layer of the inventive material composition 10 is applied on the surface 20a of a material 20 to be processed - for example, a workpiece 1 00 or a tool 1 00 according to the in FIG. 1A shown arrangement - according to FIG. 1B.
- the material composition 1 0 according to the invention can be applied as a foil 1 0-1 or applied as a liquid, viscous, pasty or gelatinous paint 1 0-2. This takes place, for example, at room temperature and the material used according to the invention.
- composition 1 0 has a specific first or initial configuration 1 0 'and contains according to the invention the carrier component 1 1 - eg with graphite 1 1' or resin 1 1 "- and the additive component 1 2 with one or more additives 1 2 ', 12".
- a temperature step - connect may have an intermediate or further processing step - e.g. a temperature step - connect. This can either be due to a higher operating temperature or to an explicit high-temperature processing step.
- the material composition 110 according to the invention in the high-temperature range or in or after the high-temperature step assumes a second configuration 110.
- This second configuration 110 can also be accompanied by a compactification and thus a volume reduction of the material composition according to the invention, as shown in FIG , 1 C is indicated. This is not mandatory.
- the material composition 1 0 of the invention over the entire temperature range in the configuration l 0 'remains.
- the material composition 10 according to the invention can be formed from a film 10-1 of a mixture with graphite 11 'and ceramic additives 12'1 2 ".
- the film 1 0-1 produced would be both Graphite as a carrier component 1 1 and the ceramic components 1 2 ', 1 2 "as additive component 1 2 included.
- some or all components of the material composition 10 according to the invention can then oxidize.
- a relevant proportion of the graphite 1 1 'in the configuration 10 "of the material composition 10 according to the invention may have disappeared, whereas the ceramic constituents 1 2', 1 2" in the second configuration 1 0 "of the material composition according to the invention have reorganized, for example, into a vitreous state, which, for example, is accompanied by a reduced volume without losing material integrity, material connection or cohesion.
- FIGS. 1 A to 1 C find comparable processes to those in FIGS. 1 A to 1 C instead, but the material composition according to the invention 1 0 is not applied to the surface 20 a of the underlying material body 20, but after form of a kind of impregnation in the surface 20 a of the material 20 of the workpiece 1 00 is introduced, as described in Transition from Fig. 2A to FIG. 2B is shown.
- the material body 100 is then in a finished form with a surface impregnation based on an embodiment of the material composition 10 according to the invention.
- Fig. 2C shows that after a high-temperature treatment, be it explicitly or implicitly due to increased operating temperatures in the use of the processed material body 20, an implementation takes place in the area of the impregnated surface 20a, so that a second configuration 10 '' occurs, which is different from the first configuration 10 'shown in Fig. 2B.
- the diversity of the first and second configurations 10 'and 10' is not mandatory, but it is generally conceivable that the material composition 10 according to the invention after its completion and its application or introduction into the material 20 of the material body 1 A to 1 C analogous manner, the use of an embodiment of the inventive material composition 1 0 in a cylindrical body 1 00, for example an electrode, 3A to 3C show the cylindrical configuration in a lateral cross-sectional view, whereas FIGS. 4A to 4C represent the cylindrical body 100 or the electrode 100 with viewing direction in the direction of the cylinder axis.
- the three phases of the manufacturing process are shown again, näml I in Figs. 3A and 4A, the material body 100 in its original form, in FIGS.
- FIGS. 1 A to 1 C show a to FIGS. 1 A to 1 C analog configuration, but here the embodiment of the inventive material composition 1 0 is applied in a multi-layered manner on the surface 20a, 1 00a of the underlying material 20 or material body 1 00, as shown in FIG. 5B is shown.
- FIG. 5B illustrated first or low-low temperature configuration 1 0 'to that shown in FIG.
- Substantially a dissolution of the layer structure for the material composition 10 according to the invention takes place as shown in FIG. 5C, resulting in loss of the layering a compactified arrangement 10 'for the inventive material composition 10 on the surface 20a, 1 00a of the material s 20 of the material body 1 00.
- the multi-layered structure of the material composition 1 0 according to FIG. 5B can be achieved for example by a multi-layer winding of a film 10-1. It is also conceivable a repeated application of a paint 1 0-2, possibly with intervening drying steps.
- FIGS. 6A to 6C show how the material composition 10 according to the invention can be introduced in the manner of a seal 1 0-3 between first and second tubular material bodies 1 01 and 1 02.
- the two pipe sections 1 01, 1 02 or material body 101, 1 02 spatially separated from each other and form at one end to each other first and second mating flanges 1 01 f and 1 02f.
- the first tube 1 01 is a in FIG. 20C in plan view shown annular seal 1 0-3 on the basis of the inventive material composition 1 0 attached.
- the first and second pipe sections 1101 and 102 then abut one another on the front side, ie on the first and second flanges 1101f and 102f with the seal 10-3 of the material composition 10 according to the invention via first and second screw elements 1 01 s and 1 02s interconnected.
- the material composition according to the invention 1 0 is suitable for the transition between the first and second tubes 1 01 and 1 02 in the region of the first and second flanges 1 01 f and 1 02f seal, wherein the leakage rates are greatly reduced compared to known mica gaskets or the like.
- Example 1 Here, a form of preparation and testing for the evaluation of the properties of a material composition 10 according to the invention is described.
- Graphite foils 1 0-1 were produced by the method described in Example 1, which were filled with different ceramic powders 1 2 ', 1 2 ".
- the d 5 o values of the ceramic additives 1 2', 1 2" were in the Range between 5 ⁇ and 50 ⁇ .
- the compositions of the samples are summarized in Table 1. These samples were weighed, aged at 700 ° C in the air stream (600 l / h) for 1 h and then weighed again. After this temperature treatment, all samples formed stable, hole-free and brittle foils 10-1.
- a significant difference of the comparative film to the material composition according to the invention is the volume ratio between carrier component and additive component that is significantly different from the volume ratio to be provided according to the invention, which was in the range of 99: 1 for the comparison film, ie. 99% by volume of the comparison film were formed from the carrier component and correspondingly gives an ashing value of 1% in the tests.
- a cylinder 1 00 made of synthetic graphite with a diameter of 50 mm and a height of 30 mm - which can act as a model eg for an arc electrode - wrapped on the lateral surface with 2 layers of 1 mm thick graphite foil 1 0-1 which was filled with two additives 1 2 ', 1 2 "when TiB 2 and Si were filled, that is, had a composition according to Table 1, Sample 2, so that the overall outside diameter was 54 mm Cylinder 1 00 fixed with phenolic resin The front surfaces of cylinder 1 00 were not covered The cylinder 1 00 was oxidized at 1,300 ° C for 3 h in air, during which the filled graphite foil 1 0-1 on the lateral surface turned into one ceramic foil or layer 1 0 "around.
- the outer diameter of the wound cylinder 1 00 was unchanged after the temperature treatment. On the uncovered faces oxidation traces were noticeable.
- a comparative model of synthetic graphite in cylindrical form having a diameter of 50 mm and a height of 30 mm was also oxidized at 1,300 ° C. for 3 hours in air, without oxidation protection film. After the temperature treatment, traces of oxidation could be seen on the entire sample or cylinder surface, the outer diameter of the cylinder after the temperature treatment was 45 mm.
- the material composition according to the invention can also be used to create a material 1 0-2 of essentially liquid consistency:
- the conductivity-providing component need not be graphite or carbon based:
- Graphite sheets 10-1 were prepared by the method described in Example 1 and filled with different ceramic powders as additives 1 2 ', 12'.
- the compositions of the samples are summarized in Table 4.
- the thickness was 1 the d 5 o values of the additives mm (samples 1 and 2) and 0.5 mm (sample 3). ranged between 5 and 200 ⁇ ⁇ .
- These samples were weighed at 700 ° C in the air stream (1 00 This temperature treatment was then repeated until the number of 10 hours was reached After this temperature treatment, all samples formed stable, hole-free and partially flexible films 1 0-1 in Table 4.
- the films made according to Example 6 exhibit embrittlement on tempering but retain some of the flexibility so that they can be used as a material for classical sealing applications (e.g.
- Flange connections can be used.
- the use in the high temperature range is possible, which has hitherto been reserved mainly mica-based materials and their combination.
- the compressibility and the adaptation to rough surfaces are also given in the ceramic embodiment even after temperature treatment.
- Table 7 Leakage rates according to DI N EN 28090-1 in comparison to reference.
- the material composition 10 according to the invention is provided in the form of a film 1 0-1 and optionally used.
- step S1 graphite material 11 'is provided in step S1 and subjected to an expansion process in step S2.
- the expanded material obtained is optionally ground in step S3 and / or functional additives are added.
- step S3 the carrier component 11 of the material composition 10 according to the invention is obtained.
- steps S4 and S6 first and second additives 1 2 'or 1 2 "-for example B 4 C or SiC-are provided and, if appropriate, in each case ground in steps S 5 or S7 and / or mixed with functional additives.
- step S8 the intermediates of steps S4 to S7 are obtained in a corresponding mixing ratio as the additive component 1 2.
- step S9 the carrier component 11 and the additive component 1 2 are then mixed according to the invention in a specific volume ratio in the range from about 1: 9 to about 7: 3 and compressed to an oxidation protection foil 1 0-1 in step S1 0 ,
- step S1 5 an aftertreatment and / or storage step of the material composition 10 according to the invention may follow.
- step S1 1 the use of the film 10-1 can also take place immediately.
- the workpiece 100 is first treated in step S1 2 with an adhesive for the film 10-1, for example with a resin.
- step S1 3 the workpiece 1 00 is wrapped with the film 10-1 from the material composition according to the invention, for example in step S1 3.
- step S14 a subsequent treatment and / or the storage of the wrapped workpiece 1 00 may then take place.
- the material composition of the invention 1 0 in the form of a paint 1 0-2 and optionally used.
- step T3 resin material 11 'is provided in step T1 and, if necessary, admixed with a solvent, for example ethanol, in step T3.
- a solvent for example ethanol
- steps T4 and T6 first and second additives 1 2 'or 1 2 "- for example B 4 C or SiC - are provided again and optionally ground in steps T5 or T7 and / or mixed with functional additives
- step T8 the intermediates of steps T4 to T7 are again obtained in a corresponding mixing ratio as additive component 1 2.
- step T9 the carrier component 1 1 and the additive component 1 2 are again mixed according to the invention in a specific volume ratio in the range from about 1: 9 to about 7: 3 and provided in step T1 0 to an oxidation protection coating 1 0-2.
- step T1 5 an after-treatment and / or storage step of the material composition 10 according to the invention may again follow.
- step T1 1 again the same use of the paint 1 0-2 done.
- the workpiece 100 is first treated in step T13 with the coat 1 0-2 by brushing.
- step T14 if necessary, a subsequent treatment and / or the storage of the coated workpiece 1 00 takes place.
- steps U 1 to U 9 respectively correspond substantially to steps T 1 to T 9.
- step U 10 a material composition 1 0 according to the invention is obtained in a fluid, in this case liquid, viscous, pasty or gel-like intermediate form and provided.
- step U 15 the liquid, viscous, pasty or gelatinous material composition 10 is optionally stored and / or post-treated, e.g. for ripening or by adding functional additives.
- step U 1 5a the liquid, viscous, pasty or gel-like intermediate form of the material composition 1 0 according to the invention is poured into a Fol ie 1 0-1 and optionally pressed and / or cured.
- steps U 1 1 and U 1 2 again the provision of the workpiece 1 00 and possibly pretreatment of the same with an adhesive takes place.
- step U 1 the workpiece is wrapped with the resin-based film 1 0-1 and then optionally treated in step U 14.
- first material body first workpiece body, first workpiece, second tool, first tube, first graphite- or carbon-based body, first graphite- or carbon-reinforced body
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sealing Material Composition (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
- Ceramic Products (AREA)
- Carbon And Carbon Compounds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Dental Preparations (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011800079037A CN102858716A (zh) | 2010-03-17 | 2011-03-17 | 材料组合物,其制备和其用作密封层和氧化保护层的用途 |
BR112012023455A BR112012023455A2 (pt) | 2010-03-17 | 2011-03-17 | composição de material, preparação e uso da mesma |
JP2012557550A JP2013522155A (ja) | 2010-03-17 | 2011-03-17 | 材料組成物、その製造並びにシール層及び酸化保護層としての使用 |
KR1020127024079A KR20120129973A (ko) | 2010-03-17 | 2011-03-17 | 물질 조성물, 이의 제조 방법 및 시일 및 산화 보호층으로서의 용도 |
EP11709114A EP2547636A2 (de) | 2010-03-17 | 2011-03-17 | Materialzusammensetzung, deren herstellung und verwendung als dichtungs- und oxidationschutzschicht |
RU2012137079/03A RU2012137079A (ru) | 2010-03-17 | 2011-03-17 | Композиция материалов, ее изготовление и применение в качестве уплотнительного и защитного от окисления слоя |
MX2012008310A MX2012008310A (es) | 2010-03-17 | 2011-03-17 | Composicion del material, produccion de la misma y uso de la misma. |
US13/616,232 US20130001475A1 (en) | 2010-03-17 | 2012-09-14 | Material composition, method of producing the composition, and oxidation-protected manufacture |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010002989.0 | 2010-03-17 | ||
DE102010002989A DE102010002989A1 (de) | 2010-03-17 | 2010-03-17 | Materialzusammensetzung, deren Herstellung und Verwendung |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US13/616,232 Continuation US20130001475A1 (en) | 2010-03-17 | 2012-09-14 | Material composition, method of producing the composition, and oxidation-protected manufacture |
Publications (2)
Publication Number | Publication Date |
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WO2011113885A2 true WO2011113885A2 (de) | 2011-09-22 |
WO2011113885A3 WO2011113885A3 (de) | 2012-01-05 |
Family
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Family Applications (1)
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PCT/EP2011/054021 WO2011113885A2 (de) | 2010-03-17 | 2011-03-17 | Materialzusammensetzung, deren herstellung und verwendung als dichtungs - und oxidationschutzschicht |
Country Status (10)
Country | Link |
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US (1) | US20130001475A1 (de) |
EP (1) | EP2547636A2 (de) |
JP (1) | JP2013522155A (de) |
KR (1) | KR20120129973A (de) |
CN (1) | CN102858716A (de) |
BR (1) | BR112012023455A2 (de) |
DE (1) | DE102010002989A1 (de) |
MX (1) | MX2012008310A (de) |
RU (1) | RU2012137079A (de) |
WO (1) | WO2011113885A2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013202787B4 (de) * | 2013-02-20 | 2018-05-30 | Lannewehr + Thomson GmbH & Co. KG | Flanschverbindung für Rohrleitungen |
US9963395B2 (en) * | 2013-12-11 | 2018-05-08 | Baker Hughes, A Ge Company, Llc | Methods of making carbon composites |
US9284229B2 (en) * | 2013-12-11 | 2016-03-15 | Baker Hughes Incorporated | Carbon composites, methods of manufacture, and uses thereof |
US9325012B1 (en) | 2014-09-17 | 2016-04-26 | Baker Hughes Incorporated | Carbon composites |
US10315922B2 (en) | 2014-09-29 | 2019-06-11 | Baker Hughes, A Ge Company, Llc | Carbon composites and methods of manufacture |
US10196875B2 (en) | 2014-09-30 | 2019-02-05 | Baker Hughes, A Ge Company, Llc | Deployment of expandable graphite |
US10480288B2 (en) | 2014-10-15 | 2019-11-19 | Baker Hughes, A Ge Company, Llc | Articles containing carbon composites and methods of manufacture |
US9962903B2 (en) | 2014-11-13 | 2018-05-08 | Baker Hughes, A Ge Company, Llc | Reinforced composites, methods of manufacture, and articles therefrom |
US9745451B2 (en) | 2014-11-17 | 2017-08-29 | Baker Hughes Incorporated | Swellable compositions, articles formed therefrom, and methods of manufacture thereof |
US11097511B2 (en) | 2014-11-18 | 2021-08-24 | Baker Hughes, A Ge Company, Llc | Methods of forming polymer coatings on metallic substrates |
US9726300B2 (en) | 2014-11-25 | 2017-08-08 | Baker Hughes Incorporated | Self-lubricating flexible carbon composite seal |
US10300627B2 (en) | 2014-11-25 | 2019-05-28 | Baker Hughes, A Ge Company, Llc | Method of forming a flexible carbon composite self-lubricating seal |
US9714709B2 (en) | 2014-11-25 | 2017-07-25 | Baker Hughes Incorporated | Functionally graded articles and methods of manufacture |
US9840887B2 (en) | 2015-05-13 | 2017-12-12 | Baker Hughes Incorporated | Wear-resistant and self-lubricant bore receptacle packoff tool |
US10125274B2 (en) | 2016-05-03 | 2018-11-13 | Baker Hughes, A Ge Company, Llc | Coatings containing carbon composite fillers and methods of manufacture |
US10344559B2 (en) | 2016-05-26 | 2019-07-09 | Baker Hughes, A Ge Company, Llc | High temperature high pressure seal for downhole chemical injection applications |
CN109678538B (zh) * | 2019-01-28 | 2021-11-26 | 深圳市凯盛科技工程有限公司 | 一种耐高温红外涂料用防老化剂及其制备方法 |
CN110469733B (zh) * | 2019-08-09 | 2021-03-09 | 西安航天动力研究所 | 一种适用于高温大热流环境的法兰密封结构及其安装方法 |
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US3492197A (en) * | 1965-03-22 | 1970-01-27 | Dow Chemical Co | Novel compressed cohered graphite structures and method of preparing same |
GB1339674A (en) * | 1971-03-11 | 1973-12-05 | Bendix Corp | Coating for protecting a carbon substrate and method for applying said coating |
US4067743A (en) * | 1976-09-02 | 1978-01-10 | Boris Georgievich Arabei | Heat-absorbing material |
JPH0657876B2 (ja) * | 1984-10-15 | 1994-08-03 | 日本カ−ボン株式会社 | 電気炉用黒鉛電極の製造方法 |
DE3677302D1 (de) * | 1985-08-27 | 1991-03-07 | Intercal Co | Dichtungsgegenstaende aus graphiteinlagerungsverbindungen. |
GB8616450D0 (en) * | 1986-07-05 | 1986-08-13 | Foseco Int | Protection of graphite electrodes |
DE3625080C2 (de) * | 1986-07-24 | 2001-10-11 | Dsm Fine Chem Austria Gmbh | Thermisch expandierbare Masse, Verfahren zu ihrer Herstellung und Verwendung |
DE3825916A1 (de) * | 1988-07-29 | 1990-02-01 | Gore W L & Ass Gmbh | Ringdichtung |
RU2082694C1 (ru) * | 1992-12-18 | 1997-06-27 | Государственный научно-исследовательский институт конструкционных материалов на основе графита | Способ получения защитных покрытий на материалах и изделиях с углеродсодержащей основой |
JP3522810B2 (ja) * | 1993-11-17 | 2004-04-26 | 東洋炭素株式会社 | 炭素−セラミック複合体及びその製造方法 |
US5902762A (en) * | 1997-04-04 | 1999-05-11 | Ucar Carbon Technology Corporation | Flexible graphite composite |
US5990027A (en) * | 1997-04-04 | 1999-11-23 | Ucar Carbon Technology Corporation | Flexible graphite composite |
CA2346750C (en) * | 1999-08-09 | 2003-10-07 | Microban Products Company | Antimicrobial filter cartridge |
JP2001123124A (ja) * | 1999-10-29 | 2001-05-08 | Mitsubishi Chemicals Corp | 導電性酸化防止塗料および黒鉛電極 |
EP1852252B2 (de) * | 2006-05-04 | 2014-06-11 | SGL Carbon SE | Hochtemperaturbeständiger Verbundwerkstoff |
KR101190561B1 (ko) * | 2008-04-04 | 2012-10-16 | 토토 가부시키가이샤 | 복합 재료 및 그의 제조 방법 |
-
2010
- 2010-03-17 DE DE102010002989A patent/DE102010002989A1/de not_active Withdrawn
-
2011
- 2011-03-17 BR BR112012023455A patent/BR112012023455A2/pt not_active IP Right Cessation
- 2011-03-17 RU RU2012137079/03A patent/RU2012137079A/ru unknown
- 2011-03-17 CN CN2011800079037A patent/CN102858716A/zh active Pending
- 2011-03-17 WO PCT/EP2011/054021 patent/WO2011113885A2/de active Application Filing
- 2011-03-17 MX MX2012008310A patent/MX2012008310A/es unknown
- 2011-03-17 KR KR1020127024079A patent/KR20120129973A/ko active IP Right Grant
- 2011-03-17 EP EP11709114A patent/EP2547636A2/de not_active Withdrawn
- 2011-03-17 JP JP2012557550A patent/JP2013522155A/ja active Pending
-
2012
- 2012-09-14 US US13/616,232 patent/US20130001475A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
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None |
Also Published As
Publication number | Publication date |
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US20130001475A1 (en) | 2013-01-03 |
EP2547636A2 (de) | 2013-01-23 |
BR112012023455A2 (pt) | 2016-05-24 |
JP2013522155A (ja) | 2013-06-13 |
MX2012008310A (es) | 2012-08-31 |
CN102858716A (zh) | 2013-01-02 |
DE102010002989A1 (de) | 2011-09-22 |
WO2011113885A3 (de) | 2012-01-05 |
RU2012137079A (ru) | 2014-04-27 |
KR20120129973A (ko) | 2012-11-28 |
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