EP0016073B1 - Verfahren zur Herstellung von isolierenden Bauelementen, Vorrichtung zur Durchführung des Verfahrens und nach dem Verfahren hergestelltes Bauelement - Google Patents

Verfahren zur Herstellung von isolierenden Bauelementen, Vorrichtung zur Durchführung des Verfahrens und nach dem Verfahren hergestelltes Bauelement Download PDF

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Publication number
EP0016073B1
EP0016073B1 EP79900734A EP79900734A EP0016073B1 EP 0016073 B1 EP0016073 B1 EP 0016073B1 EP 79900734 A EP79900734 A EP 79900734A EP 79900734 A EP79900734 A EP 79900734A EP 0016073 B1 EP0016073 B1 EP 0016073B1
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EP
European Patent Office
Prior art keywords
foam plastics
casting mould
material containing
containing cement
fibres
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.)
Expired
Application number
EP79900734A
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German (de)
English (en)
French (fr)
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EP0016073A1 (de
Inventor
Matthew R. Piazza
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.)
Ametex AG
Original Assignee
Ametex AG
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
Priority claimed from US05/925,251 external-priority patent/US4233787A/en
Priority claimed from US05/956,014 external-priority patent/US4280974A/en
Priority to AT79900734T priority Critical patent/ATE693T1/de
Application filed by Ametex AG filed Critical Ametex AG
Publication of EP0016073A1 publication Critical patent/EP0016073A1/de
Application granted granted Critical
Publication of EP0016073B1 publication Critical patent/EP0016073B1/de
Expired legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B19/00—Machines or methods for applying the material to surfaces to form a permanent layer thereon
    • B28B19/003—Machines or methods for applying the material to surfaces to form a permanent layer thereon to insulating material
    • 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
    • E04C2/288—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 concrete, stone or stone-like material
    • E04C2/2885—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 concrete, stone or stone-like material with the insulating material being completely surrounded by, or embedded in, a stone-like material, e.g. the insulating material being discontinuous

Definitions

  • the invention relates to a method for producing components with at least one prefabricated, insulating foam body, which is encased by a shell made of fiber-reinforced, cement-containing material, a base layer of wet, cement-containing material being introduced into a casting mold, then a smaller base area than that Foam body having the inner base surface of the casting mold is placed on the base layer while maintaining a distance from the mold walls, then further wet, cement-containing material is introduced into the casting mold to form the side walls and the top layer of the foam body, and the component is removed from the casting mold after the hardening of the cement-containing material.
  • the invention further relates to a device for carrying out the method.
  • the invention also relates to a component produced by the method, which has at least two foam bodies arranged next to one another and covered by a common shell.
  • components with one or more foam cores which are encased by a shell made of a fiber-reinforced, cement-containing material.
  • Such components resemble conventional external components made in one piece from concrete; compared to the latter, however, they are considerably lighter in weight and also have better insulating properties.
  • FR-A-2.294.291 Such a component and a method of the type mentioned are described in FR-A-2.294.291.
  • the foamed core is surrounded by a shell made of glass fiber reinforced cement, the fiber content of which can be 1-40 volume percent.
  • This component is manufactured in a single mold. This process is labor intensive and not economical.
  • the present invention has for its object to provide a method of the type mentioned and an apparatus for producing such components in an economical and efficient manner.
  • the method which solves this problem is characterized in that the elongated casting mold is divided into individual sections by means of cross strips prior to the introduction of the base layer and the cement-containing material is introduced continuously over the length of the casting mold up to the height of the cross strips, that fibers on the Base layer applied and mechanically incorporated into it, that dividing bars are placed with a height exceeding the height of the foam body on the cross bars to form the chambers receiving the foam body and that after the introduction of the cement-containing material for the side walls and the top layer fibers are applied to the top layer and be mechanically incorporated into it.
  • the device according to the invention is characterized in that the means for dividing the elongate casting mold provided with side rails, transverse strips with a height corresponding to the height of the base layer, and subdivision bars which can be placed thereon with a height exceeding the height of the foam body by the amount corresponding to the thickness of the cover layer Include height, and that further means for chopping and spraying the fibers and means for incorporating the fibers into the base or cover layer are provided on the fiber carriage.
  • the hollow configuration of the foam bodies is advantageous.
  • FIGS. 1 and 2 show the device for producing components.
  • the device comprises a mixing machine 1, into which the various components for the cement-containing material are filled and mixed.
  • a material carriage 2 is movably arranged on a horizontal rail arrangement 3, which is connected to a casting mold 4.
  • the material trolley 2 can be moved under the mixing machine 1 to cream the cement-containing material. Then he can ride on the mold so that the zer l entumble material can be introduced into the mold. 4
  • the device further comprises a fiber carriage 5 which can also be moved on the rail arrangement 3 .
  • a fiber carriage 5 chopped or cut fibers are deposited on the wet, cement-containing material in the casting mold 4 in order to reinforce the cement-containing material.
  • containers 6 are provided next to the mixing machine 1 in order to collect waste material from the material wagon at 2.
  • the mixer 1 of Fig. 1 can be stored temporarily, the starting components for the zementha l tig e material and are automatically fed in the prescribed quantity of a mixer.
  • the raw materials are fed via n ö CHT-illustrated feed openings in the machine and enter into respective chambers.
  • the desired amounts of the various raw materials then pass from the S p e i n cherhunt into an intermediate container, from there into the mixer and finally filled directly from the latter in the material cart. 2
  • the zementhalti e g material consists of a Zementanieil, which are added to the usual additives such as sand and pumice.
  • known additives such as lime and Stearate for waterproofing, rubbery additives for reinforcement and wetting properties can in terms of Faserarmierun g and water-binding additives, such as "Pozz olith" are added for rapid bonding.
  • known dyes for the coloring.
  • This sulfur-based material can additionally be processed with sand and other filling materials in a manner known per se.
  • the rail assembly 3 as shown in FIGS. 1 includes both longitudinal and transverse rails, which can consist, for example, of V-shaped rail parts made of cast iron or steel.
  • the cross rail parts serve to move the material carriage 2 or the fiber carriage 5 back and forth between the two parallel casting molds 4.
  • the Ma t e rialwagen 2 is, as mentioned, be filled from the mixing machine 1 with the cementitious material.
  • the Materialwa g en conveniently comprises an inner container with an outlet nozzle from which the zementhal tig e material can be filled into the casting molds. 4
  • a distribution and stripping device 7 is used.
  • the distribution and stripping device 7 is mounted behind the material carriage 2 (viewed in the direction of travel) and has two V-shaped end parts 8 and a central part 9 which is arranged perpendicular to the direction of travel (marked with an arrow) (FIGS. 3 and 4).
  • the V-shaped end parts 8 are adjustably connected to the middle part 9 by means of screws, slots and bolts 10.
  • the width of the distributing and stripping device 7 can be adjusted in this way so that the device can be used for casting molds of different widths and the correct filling, distribution and leveling of the cementitious material is ensured.
  • FIG. 4 shows how the cement-containing material is also moved to the long sides of the foam body 14 by the distributing and stripping device 7 in order to fill up the side distances 15 and to form the cover layer 16.
  • the cover layer 16, the side walls 33 and the base layer 17 completely encase the foam body 14 and form a shell 34 after curing.
  • the fiber carriage 5 is provided in a manner not shown with spray nozzles in order to ensure the uniform, controlled spraying of the chopped or cut fibers onto the cementitious material.
  • the fiber carriage 5 also has a cutting or chopping mechanism in order to chop and cut the fiber material on rolls.
  • a roller 18 is attached to the rear of the fiber carriage 5, which rolls the chopped fibers into the layer of cementitious material and the purpose of moistening and wetting the fibers with the material.
  • the fibers are worked into the cement-containing material by the roller 18.
  • the roller 18 can be designed without projections or it can also be provided with a number of longitudinal ribs or annular ribs in order to improve the wetting of the fibers.
  • the desired random distribution of the fibers, which results from chopping, cutting and spraying, is not disturbed by the rolling.
  • the pre-cut fibers could also in other ways, for. B. be sprinkled by hand.
  • the needle roller 19 may be provided with a plurality of blunt or pointed needles 20, nails or projections which protrude radially from the axis of the roller 19 to press the fibers into the wet cementitious material without breaking or otherwise breaking the fibers violate.
  • the casting mold 4 is shown in detail in FIGS. 5-7 and is described in more detail below. Legs 21 of the casting mold 4 are fastened to crossbeams 23, which in turn are mounted on the feed beams 25 made of wood or another hard material.
  • the feed bars 25 carry a flat base plate 27, which can also expediently consist of wood.
  • the mold 4 has lateral rails 29 which consist of a fixed, first L-shaped rail part 30 and a vertically adjustable, second L-shaped rail part 31.
  • the L-shaped rail parts 30, 31 are connected to one another by means of bolts 26.
  • the bolts 26 engage in vertical slots in the L-shaped rail part 31, so that the height thereof can be adjusted.
  • a lining plate 28 is guided laterally through the first rail parts 30 and held by the lower ends of the second rail parts 31.
  • the first rail parts 30 are expediently fastened by means of bolts 32 which protrude into the base plate 27.
  • the feed beam 25 and the base plate 27 can be fastened by nails or screws 22, 24, as shown in FIG. 5.
  • the base layer 17 of the cement-containing material is filled into this frame and passes directly onto the lining plate 28.
  • the solid foam body 14 is placed on the base layer 17 and then covered by the wet, cement-containing material, so that the side walls 33 and the top layer 16 are formed.
  • the width of the casting mold 4 is determined by the length of the distance limiting members 35 which are inserted between the side rails 29.
  • the casting chambers corresponding to the frame for the individual components are formed by the distance limiting members 35 and the side rails 29.
  • Brackets 36 are provided for fastening the distance-limiting members and are mounted at the desired locations on the casting mold. 8
  • the brackets 36 consist of side walls 37, 38, which run parallel to the distance limiting members 35 and an intermediate wall 39, which extends between the side walls 37, 38.
  • the wall sections 40, 41 form, together with the intermediate wall 39, a channel for receiving the distance-limiting member 35.
  • the wall sections 42, 43 project perpendicularly from the intermediate wall 39 and touch the side rails 29 of the casting mold.
  • the bracket 36 continues with a first tongue 44 which extends outward from the ends of the wall sections 42, 43 and is intended to fix the holder 36 in its intended position relative to the side rails 29. As shown in FIG. 9, a part of the first tongue 44 is arranged below the L-shaped rail file 31, namely between the latter and the liner plate 28. In this way, the holder 36 is immovably fixed during the manufacturing process.
  • a second tongue 45 also serves to position the distance limiting member 35 and to fix the holder 36 immovably.
  • the distance limiting member 35 consists of a cross bar 46 and a dividing bar 47.
  • the cross bar 46 is inserted into the channel formed by the two holders 36.
  • the height of the cross bar 46 corresponds to the height of the base layer 17 to be cast.
  • the latter is continuously cast on the lining plate 28 between the side rails 29 and the cross bars 46 over the entire length of the casting mold.
  • the base layer 17 is then leveled by means of the distributing and stripping device 7, at the same level as the upper part of the cross bar 46 (FIG. 11).
  • the fiber reinforcement which consists of fibers of a certain length, is then applied to the base layer 17, the application advantageously being carried out in several passes of the fiber carriage 5.
  • the fibers are then worked into the surface of the base layer 17.
  • the application of the fibers could also be done in other ways, e.g. B. be carried out by manual sprinkling.
  • 1-2 percent by weight of a fiber reinforcement is added to the cementitious material before it is poured into the casting mold. This can be done in the mixing machine 1 by adding pre-cut fibers in lengths of 0.5-5 cm, advantageously about 1.2 cm, to the wet, cement-containing material and mixing for about 5 to 5 minutes before the pouring process.
  • the use of 1-2% by weight of fibers and the short mixing time guarantee that the fibers are distributed evenly and that there is no tangling.
  • the subdivision rods 47 are placed between the brackets 36 on the transverse strips 46. Then the foam body 14 is placed on the base layer 17 while it is still wet. The upper surfaces of the dividing bars 47 are higher than the foam body 14, so that after the introduction of further wet, cement-containing material and pre-cut fibers, a uniform layer of the wet, cement-containing material envelops the foam body 14.
  • This additional material comprises the cover layer 16, the height of which now corresponds to the height of the dividing bars 47, as shown in FIG. 12.
  • the base area of the foam body 14 is smaller than the base area of the base layer section, which is delimited by the chamber edges. In this way, a recess is kept free between the foam body 14 and the side rails 29 and between the foam body 14 and the distance-limiting members 35.
  • the side walls 33 of the shell 34 of the foam body 14 can then be cast together and envelop each foam body 14 with a moist, fiber-reinforced, cement-containing shell 34.
  • the glass fiber-reinforced, cement-containing material which envelops each foam body 14, has a matrix of randomly connected fibers, which are put under tension when the cement-containing material sets and shrinks. After curing, the components are removed from the mold 4 by machine or by hand.
  • the foam body 14 may be expedient to additionally reinforce the foam body 14 with a tissue-shaped fiber material before pouring.
  • the additional reinforcement is advantageously inserted at least in the area of the corners and edges of the base layer 17, the above reinforcing material extending upwards along the side rails 29 and projecting over these side rails. This material is folded either before, during or after the filling of the lateral spacings 15 upwards into the cover layer 16, this folding in turn being able to take place before, during or after the creation of the cover layer 16.
  • the base layer 17 with the additional fiber reinforcement can, if desired, be cured to obtain a fiber-reinforced panel made of cementitious material.
  • a fiber-reinforced panel made of cementitious material.
  • Such panels can be used in various ways, e.g. B. wall lining, as molded parts, as tunnel lining, for furniture, for air ducts, for waste ducts, for pipes and for smaller buildings and storage boilers.
  • the panels can be made of gray, white or brown »Portl.and « cement or other special cements and can be made with provilated and structured surfaces.
  • the cements mentioned are also used to produce the components according to the invention.
  • the fiber material is advantageously produced in strips and cut in lengths of 0.4-7.5 cm, mainly 2.5-5 cm.
  • Alkali-resistant fibers are expediently used, which are sold under the brand name “CEM-FIL” and in US Pat. No. 3,901,720 are described.
  • the fiber content is usually about 5 ⁇ 0.5 percent by weight, the interlocking fibers being randomly distributed.
  • the fibers can be connected to one another mechanically, physically or by cohesion. The connections are strengthened when the cementitious material hardens and shrinks around the foam body 14, the fibers being placed under tension.
  • the total proportion of fibers can be kept lower with the same strength than if the fibers are only added by spraying. If the sprayed fibers are additionally worked in with the needle roller 19, the strength of the hardened layer is greater than with a conventional plate with a total of 5% fiber material. For example, to produce a fiber-reinforced plate, 1.5 percent by weight of approximately 1.3 cm long pieces of fiber were mixed in before casting, and 2 percent by weight of approximately 5 cm long chopped fibers were sprayed on and incorporated with the needle roller 19. The total proportion of fibers is only 3.5 percent by weight. The strength of such a fiber-reinforced plate is greater than that of a plate with 5% chopped and sprayed fibers, the length of which is somewhat less than 5 cm and which is not treated with the needle roller 19.
  • Fiber materials other than those already mentioned can also be used for the method.
  • glass fibers which are known per se and which can be encased in a polyester cover to increase the resistance to alkali.
  • Other fiber materials are alkali-resistant glass fibers, aramid fibers, nylon fibers and polyester fibers, whereby natural and synthetic, inorganic and organic fibers (e.g. graphite fibers) can be mixed together.
  • the additional fiber reinforcement (fabric) to reinforce the foam body can be an aramid fiber, e.g. B. »Kavlar « from DuPont, which improves the connection between the shell and the foam body.
  • the additional fiber reinforcement can be arranged directly below the surface of the shell, so that it is well embedded in the fiber-reinforced, cement-containing material in order to achieve the greatest possible reinforcement.
  • the mixed fibers and the additional fiber reinforcement must be completely wetted by the cement-containing material.
  • additional fiber reinforcement which are used in particular in components with multi-part foam cores. It is therefore possible to use nonwovens, fabrics and mats as additional reinforcement.
  • the additional fiber reinforcement can be coarse or fine, it being essential that the structure has enough openings so that the cementitious material can penetrate and wet the additional reinforcement.
  • Additional reinforcements are normally used which have a lattice-like structure, the openings of which can have dimensions of 0.3-5 cm, in particular 0.6-1.25 cm.
  • the type and structure of the additional reinforcement also depends on the intended use of the components.
  • the foam body can either be completely encased by this additional reinforcing material, or only the most important surfaces can be covered, e.g. B. the front and rear of the panel, which in certain applications brings with it sufficient strength.
  • the wettability of the additional reinforcement can be increased by using a diluted latex solution. The latter can also be incorporated into the cementitious material, e.g. B. with rollers or needle rollers.
  • the foam body itself can consist of inorganic or organic foam materials.
  • Solid urethane polymer foams are preferred because they are well known and used for a variety of insulation purposes.
  • Such urethane polymer foams are made by combining the reagents (e.g., a polyol and an isocyanate), e.g. B. by means of compressed airless spraying or liquid application. Foam formation begins almost immediately and is completed in a short time, depending on the composition of the urethane polymer used.
  • the tightness of solid urethane polymer foams also depends on the composition and is generally about 24 kg per m 3 to 160 kg / m 3, but mainly 32-80 kg per m 3 .
  • Wide useful solid foam materials include polyester foams, phenolic resin foams, isocyanurate foams, and sulfur-based foams, which are sold under the brand name "SUFOAM” by Chevron Chemical Company.
  • the cementitious material is hardened, either under ambient conditions, temperatures or in a steam container.
  • the wet, cementitious material can be heated to accelerate the spraying process, for example by adding water at temperatures of 50 ° -95 ° C.
  • the component can be removed mechanically from the casting mold using loops or by hand.
  • FIG. 13 a component is shown in FIG. 13 which has four foam cores 48-51 arranged side by side, which are encased by a single shell 34. These foam cores can be placed next to each other and z. B. tied together by means of a ribbon. Clearances can also be left between the individual foam cores, which are filled with a fiber-reinforced, cementitious material and thus form a reinforcing rib 52.
  • a building material element has a very high strength, and can be produced in lengths of, for example, 6 m, without an additional fabric-shaped fiber reinforcement being necessary.
  • an additional reinforcement of the components of the components can be achieved in such a way that metallic reinforcement structures 53 are used which envelop one or more of the foam bodies 54.
  • Such reinforcement structures 53 are commercially available under the brand name "DUROWALL" and are used for the reinforcement of concrete.
  • a further reinforcement possibility according to FIG. 15 is that 55 dovetail grooves 56 are left out in the foam body.
  • cementitious material is filled into the lower dovetail grooves before the foam body 55 is placed on the base layer 17.
  • the side and top grooves can also be pre-filled, but they can also be filled when the top layer is applied.
  • dovetail grooves grooves with a different shape could also be used.
  • the dovetail-shaped ribs formed during curing represent a considerable stiffening of the shell of the component.
  • the foam bodies 55 having grooves can also be arranged next to one another, as shown in FIG. 13.
  • each foam body 70 is formed in the form of a hollow container and consists of the tube section 73 which is closed off by two end walls 74, the end walls being fastened to the tube section 73 by adhesive or by liquid foam.
  • the tubular section 73 with a rectangular cross section can either be shaped tubular or it can also be composed of individual flat plates.
  • Each foam body 70 has channel-forming means in the walls or at the corners 75-78, possibly also at the corners 79.
  • the channel-forming means at these corners consist of a sawing with an inclined cross section, as can be seen in FIG. 16. In Fig. 18 the channel-forming means are stepped, while in Fig. 19 they have a curved cross section.
  • the channels formed by the channel-forming means are expediently arranged on the edges of the foam bodies 70, because at these points the depth of the channels can be greater than if they were arranged in the middle of the foam bodies. In the latter fur, their depth could be at most 1 ⁇ 2-3 ⁇ 4 of the wall thickness, otherwise the foam body would be weakened too much. In contrast, the depth of the channel at the edges can be greater than the wall thickness of the foam body. This can be seen in FIG. 16. Other channel shapes would also be possible, other than those shown in FIGS. 16, 18 and 19.
  • Means are also provided to align the adjacent foam elements with one another.
  • these means may consist of a projection 83 and a corresponding thereto, diametrically opposed formed recess 84 consist, in the gege nüberl i e - constricting sides of the foam body 70 are arranged.
  • the projection 83 and the recess 84 advantageously extend over the entire length of the foam bodies 70, wherein the projection of the one Schaumstoffk ö r p ers fed protrudes into the recess of the adjacent thereto foam body so as to align the foam body in their mutual position.
  • the projection 83 and the recess 84 have strength in the embodiment of F. 1 6 a rectangular cross section.
  • the projection 85 is curved outwards, while the recess 86 is indented inwards.
  • the reinforcement rib is formed by the recess 84 or 86 when filling it with cement-containing material.
  • bands 87 can be used as shown in F ig. 21 is shown.
  • the tapes 87 can be used in conjunction with the reinforcement fabric wrap 71, or without the latter.
  • six hollow foam bodies 88 are the same Dimensions arranged side by side and a foam body 89 of different dimensions added to the ends.
  • channels 81 are present at the corners or edges, which form reinforcing ribs when filled with cement-containing material.
  • the components can be designed in the shape of a ship's hull. This form of training is used in particular for wall panels that are to achieve a special aesthetic effect.
  • the larger foam bodies 88 have a length of approximately 255 cm, a width of approximately 120 cm and a thickness of approximately 50 cm, the thickness of the foam walls being approximately 3.8 cm.
  • the shell 72 has a different thickness, approximately 2.8 cm at the ends, approximately 7.5 cm at the sides and approximately 2.8 cm at the top and bottom.
  • the supporting part 90 consists of a plurality of arms 91 which are embedded in the shell 72 and of an internally threaded section 92 which is arranged flush with the outer surface of the shell 72.
  • FIGS. 27 and 28 A further embodiment of a supporting part 93, which is inserted in the side wall of the component, can be seen from FIGS. 27 and 28.
  • This support part also serves for handling when moving and assembling the components.
  • the support part 93 consists of the bolts 94, the lower part of which is anchored in the shell 72, and the outer part of which protrudes into a main spherical recess 95, which is recessed in the shell 72.
  • FIGS. 29 and 30 show how the corners of the foam bodies 89 are provided with the additional fabric reinforcement 71 in order to increase the strength of the foam bodies.
  • the components of the present invention can be used in the same way as commercially available, prefabricated building boards. But they are much lighter in weight, so that the assembly does not cause any problems. As a result of the extraordinarily good insulation properties and the existing watertightness, no further precautions are necessary to maintain these properties, as is the case with conventional building boards.
  • a rubber-like connector that dries at room temperature e.g. B.
  • a silicone elastomer can be used to connect adjacent components.
  • the installed ceiling or wall could be covered with a suitable rubber-like coating to increase the impact resistance. This coating also counteracts the formation of cracks in later subsidence.
  • the edges of the components could be provided with grooves for receiving a flexible sealing material, e.g. B. polyethylene to ensure the air and water tightness of the joints between adjacent components.
  • the fiber material used for the reinforcement of the components consists of glass fibers.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Floor Finish (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
EP79900734A 1978-07-17 1980-02-25 Verfahren zur Herstellung von isolierenden Bauelementen, Vorrichtung zur Durchführung des Verfahrens und nach dem Verfahren hergestelltes Bauelement Expired EP0016073B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT79900734T ATE693T1 (de) 1978-07-17 1979-07-10 Verfahren zur herstellung von isolierenden bauelementen, vorrichtung zur durchfuehrung des verfahrens und nach dem verfahren hergestelltes bauelement.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/925,251 US4233787A (en) 1978-07-17 1978-07-17 Composite building module and method for making same
US925251 1978-07-17
US05/956,014 US4280974A (en) 1977-06-27 1978-10-30 Process and apparatus for making a plurality of building modules having a foam core and a cementitious shell
US956014 1978-10-30

Publications (2)

Publication Number Publication Date
EP0016073A1 EP0016073A1 (de) 1980-10-01
EP0016073B1 true EP0016073B1 (de) 1982-02-17

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EP79900734A Expired EP0016073B1 (de) 1978-07-17 1980-02-25 Verfahren zur Herstellung von isolierenden Bauelementen, Vorrichtung zur Durchführung des Verfahrens und nach dem Verfahren hergestelltes Bauelement

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EP (1) EP0016073B1 (fi)
JP (1) JPS55500516A (fi)
AU (1) AU4959579A (fi)
BE (1) BE877698A (fi)
DE (1) DE2962137D1 (fi)
DK (1) DK112880A (fi)
ES (1) ES482487A1 (fi)
FI (1) FI792073A (fi)
IT (1) IT1192778B (fi)
NO (1) NO792244L (fi)
PT (1) PT69896A (fi)
WO (1) WO1980000232A1 (fi)

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WO2024042292A1 (fr) * 2022-08-23 2024-02-29 Cubik-Home Procédé de fabrication d'un élément préfabriqué pour une habitation

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Publication number Priority date Publication date Assignee Title
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FR2816972B1 (fr) * 2000-11-17 2003-07-25 Composants Precontraints Element de paroi
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WO2015101719A1 (en) * 2014-01-03 2015-07-09 Sora Ja Betoni, V. Suutarinen Ky Side element for forming a casting mould
ES2729735A1 (es) * 2019-07-29 2019-11-05 Corpus Consulting & Services S L Método de fabricación de un panel de aislamiento térmico o acústico, su sistema de fijación y panel así obtenido

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WO2024042292A1 (fr) * 2022-08-23 2024-02-29 Cubik-Home Procédé de fabrication d'un élément préfabriqué pour une habitation
FR3139147A1 (fr) * 2022-08-23 2024-03-01 David Damichey Procédé de fabrication d'un élément préfabriqué pour une habitation

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IT7968479A0 (it) 1979-07-16
JPS55500516A (fi) 1980-08-14
DE2962137D1 (en) 1982-03-25
WO1980000232A1 (en) 1980-02-21
DK112880A (da) 1980-03-14
FI792073A (fi) 1980-01-18
ES482487A1 (es) 1980-08-16
AU4959579A (en) 1980-05-08
PT69896A (en) 1979-08-01
NO792244L (no) 1980-01-18
IT1192778B (it) 1988-05-04
EP0016073A1 (de) 1980-10-01
BE877698A (fr) 1979-11-05

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