WO1993001143A1 - Materiau de renforcement fibreux pour le genie civil et le batiment, procede de fabrication dudit materiau, et materiau pour le genie civil et le batiment renfermant le materiau precite - Google Patents
Materiau de renforcement fibreux pour le genie civil et le batiment, procede de fabrication dudit materiau, et materiau pour le genie civil et le batiment renfermant le materiau precite Download PDFInfo
- Publication number
- WO1993001143A1 WO1993001143A1 PCT/JP1992/000879 JP9200879W WO9301143A1 WO 1993001143 A1 WO1993001143 A1 WO 1993001143A1 JP 9200879 W JP9200879 W JP 9200879W WO 9301143 A1 WO9301143 A1 WO 9301143A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- civil engineering
- reinforcing material
- fibrous reinforcing
- fibrous
- metal
- Prior art date
Links
Classifications
-
- 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
- C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B16/04—Macromolecular compounds
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/1066—Oxides, Hydroxides
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/34—Metals, e.g. ferro-silicon
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/10—Compositions or ingredients thereof characterised by the absence or the very low content of a specific material
- C04B2111/12—Absence of mineral fibres, e.g. asbestos
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2904—Staple length fiber
- Y10T428/2907—Staple length fiber with coating or impregnation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/2938—Coating on discrete and individual rods, strands or filaments
Definitions
- Fibrous reinforcing material for civil engineering manufacturing method of the same, civil engineering building materials including the same Technology
- the present invention relates to a fibrous reinforcing material for civil engineering and construction as an alternative to aspect, a method for producing the same, and a material for civil engineering and construction containing the same.
- Asbestos was widely used in the construction field. Asbestos has excellent weather resistance and heat resistance, and also has moldability, and it is easy to manufacture various molded products according to its use.
- Fibers such as vinylon, acryl, nylon, polymethylpentene, polypropylene, polyethylene, carbon, aramide, rayon, and phenol.
- Whisker such as glass wool, rock wool, stainless steel fiber, steel fiber, gypsum, and calcium titanate
- ceramic fiber such as alumina, alumina silica, and silica.
- Natural mineral fibers such as last knight, sepiolite, and attapulgite.
- a material that improves the moldability of building materials is provided.
- Natural materials such as cellulose, pulp, rayon, hemp, etc. Fibrillated.
- Japanese Unexamined Patent Publication No. 3-14343 discloses a combination composition of carbonaceous materials (carbon, silicon carbide, silicon nitride, alumina, potassium titanate, etc.) and an aggregate having an average particle size of not more than twice the diameter of the whiskers. Is disclosed.
- Japanese Patent Application Laid-Open No. 3-114802 discloses that a piece of caisson clay is flaked, granulated to a diameter of 6 mm or less, or roll-rolled to a thickness of 4 mm or less, and is made of portland cement and / or lime. It is disclosed that a fiber and an extrusion aid are mixed, water content is adjusted, and this is molded.
- fibers inorganic substances such as asbestos, glass fiber, carbon fiber, and wollastonite, pulp, polypropylene, and polyvinyl alcohol are used. , Kepler, polyethylene fibers and the like are disclosed.
- JP-A-3-141140 discloses a composition containing a polyvinyl alcohol fiber or a polyamide fiber and a synthetic pulp, and examining the amount and ratio of the composition to the composition. Compositions having improved filtration in a water test are disclosed. In addition, additives (mica, wollastonite, slag, silica, bentonite, palmite, etc.) are indicated.
- Japanese Patent Application Laid-Open No. 60-54949 discloses a method in which fine irregularities are previously formed on the surface of a fiber, and electroless plating is performed on the surface to perform Au, Ag, Cu, Ni, Co, P It is disclosed that a metal such as d and Sn is adhered and used as a cement-based reinforcing material. In this case, the treated material is expensive, and both the unevenness providing step and the ecchi process are required.
- Japanese Patent Application Laid-Open No. 2-69205 discloses a composition consisting of cement and silica, in which 8 to 13% of natural fibers of wollastonite or zeolite are added, and necessary additives other than asbestos are mixed with this. It is disclosed to be used.
- vinylon has a hydroxyl group in the molecule and therefore has a high hydrophilicity and disperses well when kneaded with cement.
- it since it is chemically active, it is required to be stable.
- Polyethylene, polypropylene, etc. do not have good hydrophilicity because they do not have hydrophilic groups.
- use of a surfactant may be considered, but this is not practical. Therefore, the fact is that no material that can be substituted for asbestos has been developed.
- An object of the present invention is to provide a material which can be used as it is as a substitute for Aspect, and is particularly suitable for civil engineering and construction. Disclosure of invention
- a fibrous material in which a metal oxide, a metal hydroxide, or a metal hydroxide is fixed to a fibrous substance such as polyolefin or the like matches the above-mentioned purpose, and the material is at least used.
- the present invention was completed after confirming that it would be a material for use.
- a metal salt and a solvent are mixed.
- water is the most practical solvent, but a polar solvent such as ethyl alcohol may be used.
- the metal that forms a metal salt when mixed with water is a transition metal of the third period or higher, has an electron orbital of d configuration or higher, and is particularly a metal that can take a stable state and a metastable state. preferable. That is, in this case, it is preferable that the metal ions take both forms of high-order ions and low-order ions in the solution (that is, take multiple charges).
- At least one of S i, T i, V, C r, M n, F e, C o, N i, C u is selected, and A, £, etc. are also used. .
- Fe is preferable.
- metal oxides, hydroxides, and hydroxides Fe is divalent or trivalent.
- Chlorine is most suitable because it has a high Clark number and is inexpensive as a salt, and because it is present in large quantities in nature as a component in seawater.
- inorganic ions such as sulfate ion, sulfite ion, nitrate ion, nitrite, phosphite ion, phosphite ion, hypophosphite ion, oxalic acid, tartaric acid, etc.
- Organic ions such as citrate can also be used.
- Heating that supplies energy by convection heat transfer as physical energy irradiation method of heat rays such as infrared rays that supply energy by radiation, short-wave energy waves that induce electric field magnetic field (ultra-short wave, ultra-short
- an excitation method for supplying a factor such as an ultraviolet electron beam that activates an ion in a substrate or a solution can be used.
- metal ions In order to fix metal oxides, metal hydroxides, and metal hydroxides by immersing fibrous substances in a solution, metal ions must be present in the solution, and fine suspended precipitates (colloids) must be present.
- chemical methods such as precipitating colloid by adjusting the pH, precipitating metal components using a reducing agent, and activating metal ions in a highly oxidized state. Physical energy addition and chemical energy addition can perform one or more of these.
- metal component may be used.
- a metal salt such as a combination of iron chloride ( ⁇ ) and iron chloride ( ⁇ ), a combination of iron chloride (m) and aluminum chloride, and a combination of iron chloride ( ⁇ ) and calcium chloride
- inorganic and organic substances such as iron chloride (m) and emulsion.
- One kind of the base component may be used, but a plurality of base components such as iron chloride (m) and iron sulfate (m), iron chloride (m) and iron hydroxide may be present.
- the material (substrate) to which the metal compound component is attached is basically not limited, but it is necessary that the reaction conditions (temperature, pH) do not cause phenomena such as alteration, dissolution, and elution.
- polypropylene refers to not only its homopolymer but also, for example, a copolymer of propylene with at least one of ethylene, butene, pentene and 4-methylpentene-11, or polypropylene as maleic anhydride. (Including all polyolefin fibers such as polypropylene fibers mentioned above).
- base materials include not only single materials, but also those based on them, their reactants, and mixtures.
- polyolefin fibers are selected, and among them, polypropylene fibers are particularly preferable.
- the method of the present invention comprises, as described above, a step of mixing a metal salt and a solvent, a step of immersing a fibrous substance in the mixture, a step of adding energy to the mixture and / or a step of adjusting PH, and a step of dehydration.
- the order of the forces is as described above, and there may be addition of energy and / or adjustment of PH before the dipping step as described above.
- a component having a buffering action can be added to control the pH of the mixture. Also, by using a component that forms a complex ion in combination, the metal salt solution can be kept in a stable dissolved state.
- a hydrophilic group such as a surfactant may be previously attached to the fiber to be treated.
- the weight ratio of the fibrous substance to the metal oxide, hydroxide, and hydroxide of the fibrous reinforcing material for civil engineering construction produced by the method of the present invention is practically 1: 0.0001 to 0.
- the range is 2. If the amount is out of this range, the effect is not sufficiently exerted when the amount of the adhered substance is too small.
- hydrophilic fibers such as vinylon fibers, the improvement effect on papermaking workability is sufficient. Disappears.
- the organic fibers to be treated may be those having a diameter of about 0.1 ⁇ to 5 ⁇ , which are called ultra-fine fibers, and those having a thickness of about 5 to 35 which are generally used for construction materials. It may be as thick as about 35 ⁇ m to about 100 ⁇ m, which is called extra-thin fiber.
- the fixing may be performed by a batch method or a continuous method.
- the fibrous reinforcing material for civil engineering and construction according to the present invention has the following features.
- a fibrous reinforcing material for civil engineering and construction is mixed as a component in the inorganic heat-resistant substance @ component.
- the amount of the material for civil engineering and construction according to the present invention varies depending on the type of the material to be treated.
- a cement-based material will be described as an example.
- the amount of the component to be mixed is indicated by% by weight based on the @ component.
- organic synthetic fiber When organic synthetic fiber is used, about 0.5% to 3% is used, and when natural fiber such as pulp is used, about 2.5% to 10% is generally used. When inorganic fibers are used, about 5 to 20% is used.
- the amount to be added is almost the same for hydraulic substances other than cement, caustic materials, and clayey materials, and the amount to be added is more than 0.01% and up to 40%. Is the range in which the treatment material for civil engineering and construction of the present invention has an effect.
- the length of the component is not particularly limited, but when mixed with cement or the like, a length of 1 mm to 50 mm is generally used.
- Iron chloride ( ⁇ , anhydrous) was dissolved in water to produce a 10 g / aqueous solution.
- 50 g of polypropylene fiber (diameter 18 ⁇ m, length 1 m) was immersed in the aqueous solution, and the immersion liquid was heated at 80 ° C. for 10 minutes. The pH of this solution was 1.8.
- the fibrous material was removed from the immersion liquid, and then dried.
- This fibrous material was the fibrous reinforcing material of the present invention formed from a mixture of polypropylene fibers and iron oxide and iron hydroxide and iron hydroxide oxide covering the surface thereof.
- 1.0 to 1.1 g of the iron compound was fixed to 100 g of the polypropylene fiber.
- the film thickness was 0.01 w, and iron forming the iron compound was mainly trivalent.
- the mixture was analyzed by an atomic absorption method.
- Example 2 The same treatment as in Example 1 was carried out except that iron chloride ( ⁇ , anhydrous) was used instead of iron chloride (m, anhydrous), and the mixture was taken out after 60 minutes. A fibrous reinforcing material of the present invention substantially similar to that of Example 1 was obtained. At this time, the PH was 3.7, and it was confirmed that the deposition rate was rapidly improved by setting the PH to around 2.0 and adding hydrogen peroxide.
- Example 2 The same treatment as in Example 1 was conducted, except that the heating was performed not on the immersion liquid but on the aqueous solution of iron chloride before immersion. As a result, a fibrous reinforcing material of the present invention substantially similar to that of Example 1 was obtained.
- Example 1 the heating temperature was 60. C, except that the heating time was 30 minutes, all treatments were the same as in Example 1. As a result, a fibrous reinforcing material of the present invention substantially identical to that of Example 1 was obtained.
- Example 2 Example 2 was repeated except that the electromagnetic wave of 255 OMHHz was irradiated as an energy wave at 1200 WZ hr instead of heating the immersion liquid.
- Example 1 dissolution of iron chloride ( ⁇ ) in water, polypropylene Fiber immersion and standing after immersion were all performed at room temperature. The following results were obtained by changing the immersion time.
- the amount of fixation of the iron compound greatly correlates with the degree of coloring, and the amount of fixation can be determined based on the degree of coloring.
- the processing was performed in the same manner as in Example 1 except that the fibrillated polyethylene fiber (length: 2 mm) was used instead of the polypropylene fiber.
- a fibrous reinforcing material of the present invention was formed, which was formed of a mixture of polyethylene fibers and iron oxide covering the surface thereof and iron hydroxide and iron hydroxide oxide.
- the weight ratio between the polyethylene fiber and the iron compound coating was 100: 0.5.
- the film thickness was 0.005 x, and the coating-forming iron compound was mainly trivalent.
- Example 2 The same treatment as in Example 1 was carried out using the various fibers shown in Table 1 in place of the polypropylene fiber of Example 1 to obtain substantially the same fibrous reinforcing material of the present invention except for the type of fiber. Obtained. Fiber name s mm m Diameter 1 m
- a fiber of the present invention which was substantially the same as that obtained in Example 4 was treated in the same manner as in Example 4 except that the following energy wave was used instead of heating in Example 4 A reinforcing material was obtained.
- the fibrous reinforcing material of the present invention produced in the above Examples 1 to 12 has excellent coloring, coloring stability, repetition stability under heat and cold, freeze-thawing stability, chemical stability, and water dispersibility. I was
- the coloring of the material was visually confirmed to be uniform.
- the object was washed with water and immersed in 1% soap water at room temperature for 10 days. After taking out, the change in coloring was confirmed not to be decolorized as compared with that immersed in water under the same conditions.
- Example 13 The same treatment as in Example 13 was performed using only the cationic emulsion. Emulsion was not found to adhere to polypropylene fibers. When the fiber treated with the liquid was taken out and dried, the emulsion formed a film on the fiber surface, and each fiber could not become an independent fiber. '
- Example 13 the treated fiber was taken out and dried, and it was confirmed that the fiber was easily separated into individual fibers and that the fiber had good dispersibility.
- Iron chloride ( ⁇ , anhydrous) was dissolved in ethyl alcohol at a ratio of 1 g, and added to the ethyl keylate at a ratio of 0.5. This is 70
- the substrate was irradiated with a microwave of 2450 MHz at 600 W ZHr for 10 minutes to be processed. This confirmed that the iron compound and the silicon compound adhered to the surface in each case.
- Solution A and Solution B are mixed in equal amounts, and polypropylene fiber is added to a mixture heated to 60 ° C at a ratio of 100 gZ £, and kept in this state for 10 minutes. Irradiation was performed at 200 W / Hr for 10 minutes. As a result, it was confirmed that iron and nickel compounds adhered to the polypropylene fiber side.
- a polypropylene fiber was treated by the method described in Example 1. After cutting the light fibrous reinforcing material to a length of 5 mm, various amounts of the material were mixed with cement and sand, and slurried by adding water. This was hardened to obtain the material for civil engineering and construction of the present invention, and its performance was measured. In addition, the wall was painted with a plastering iron, and the painting workability and surface aesthetics were observed. Table 3 shows their mixed compositions and results.
- a cured product was obtained in the same manner as in Example 16, except that untreated polypropylene fiber was used in place of the fibrous reinforcing material of the present invention.
- Table 3 shows the mixture composition and the measurement results as in Example 16.
- Example 16 the same treatment as in Example 16 18 was performed except that polypropylene fibers in which 0.9% of polyoxyethylene alkylphenyl ether was sprayed were used instead of the fibrous reinforcing material of the present invention. Then, the cured product was obtained.
- Table 3 shows the mixture composition and the measurement results as in Example 16. (Unless otherwise specified, ⁇ indicates good, ⁇ indicates normal, and X indicates poor.)
- Fibers (parts by weight) 0.5 1.0 2.0 1.0 1.0 2.0 1.0 Cement (parts by weight) 100 100 100 100 100 100 100 Sand (parts by weight) 150 150 150 150 150 150 Methyl cellulose (Ga) 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 Water to cement ratio 46 52 73 52 73 52 Fiber dispersion in water ⁇ ⁇ ⁇ XX ⁇ Fiber dispersion in slurry ⁇ ⁇ ⁇ XX ⁇ Properties
- the material for civil engineering and construction according to the present invention has better dispersion in water, better dispersion in slurry, is easier to apply, and has a better surface appearance than materials that do not adhere metal oxides and the like. It has been confirmed that the cured product has high cementability and the cement-capturing property of the cured product increases.
- Example 1 the polypropylene fiber was immersed in the solution, and held for 30 minutes to take out the fiber. This fiber was treated exactly as in Example 16. The performance of the material obtained by this treatment was measured in the same manner as in Example 19. Table 4 shows the mixture composition and the results.
- a cured product was obtained in the same manner as in Example 19 except that untreated polypropylene fiber was used instead of the fibrous reinforcing material of the present invention.
- Table 4 shows the mixture composition and the measurement results as in Example 19.
- the method of adding energy is not specified, and it was confirmed that the same effect can be obtained by changing the heating method or the energy wave applying method. It was also confirmed that long-term processing time was required when processing at low temperatures.
- Example 16 After cutting the fibrous reinforcing material of the present invention treated with polypropylene fibers by the method shown in Examples 1, 11, 13, 13, 14, and 15 to a length of 5 mm, exactly the same as in Example 16 The material for civil engineering and construction of the present invention was obtained, and its performance was measured in the same manner as in Example 16.
- Table 5 shows the mixture composition and the results.
- Example 24 was treated in the same manner as in Example 24 except that untreated polypropylene fibers were used instead of the fibrous reinforcing material of the present invention.
- Table 5 shows the mixture composition and the measurement results.
- the metal species of the metal oxide, hydroxide, and hydroxide of the material to be fixed is not limited to iron, and may be a single component composition or a composite composition. In addition, it was confirmed that a metal simple substance may be fixed.
- the fibrous reinforcing material of the present invention obtained by treating polymethylpentene fiber was cut into a length of 5 mm, mixed with various powders, kneaded with water, and mixed with (powder).
- (Body + fiber + pulp): water 5: 100 slurry was adjusted.
- Further Fixer 1 0 PP m was added to the slurries, and papermaking in the papermaking machine (manufactured by Kumagai Riki Kogyo (Co.)), 2 0 kg / cm 2 by then pressurized ⁇ water, 2 0 e C 6 5% relative After drying at the temperature, the dried product was checked for cracks.
- Table 6 shows the composition and the results of the performance measurement.
- Example 6 shows the composition and performance measurement results for the dried, cultivated, and fired products.
- Table 7 shows the composition and the results of the performance measurement.
- Comparative Example 11 L 3 Except that untreated polypropylene fiber, vinylon fiber, and asbestos were used, the treatment was performed in the same manner as in Example 32, and the composition and performance measured in the same manner are shown in Table 7.
- a plate-like molded body was obtained in the same manner as in Example 35, except that various untreated fibers were used.
- Table 8 shows the composition and various properties.
- Examples 35 and 36 are superior in all respects to the comparative example. Further, Examples 37 and 38 are also superior to Comparative Examples except for the dispersibility of the fibers during papermaking. Comparative Example 18 was asbestos, and it was confirmed that the civil engineering building material of the present invention was of the same quality as asbestos.
- the fibrous reinforcing material of the present invention was obtained in the same manner as in Example 1 except that other fibers were used instead of the polypropylene fibers. Using these materials, various fibers were substituted for pulp by the method of Example 29. The material for civil engineering and construction of the present invention was used to form a plate-like molded body. Table 9 shows the composition and various properties.
- Example 39 Except for using untreated fibers in Example 39, all were treated in the same manner as in Examples to obtain plate-like molded bodies. Table 9 shows the composition and various properties.
- the examples and comparative examples show that by treating fibers both organic and inorganic, the bending strength of the molded body is increased and various performances are improved.
- the bent specimen is immersed in a 10% hydrochloric acid aqueous solution at a depth of about 5 mm for one week, with a part of the fractured surface entering the liquid, that is, the casting surface entering the liquid, and washed with water. After that, the dispersion state and cut state of the fiber are visually observed. Painted surface appearance
- the surface was visually observed, and the following three levels were evaluated.
- X is an intermediate filtration rate
- a 100: 5 slurry with a water: solids ratio of 100: 5 was filtered through a 100 mesh wire mesh.
- the filtrate filtered was sampled, the state of the filtrate was visually observed, and the following three stages were evaluated.
- the paper-molded board was cured once and immersed in 5% hydrochloric acid for 1 week to elute the cement component. After that, the fragile part affected by the acid was removed, and the dispersion state of the fiber was observed and evaluated in the following three steps.
- the paper-molded board was cured for one day and immersed in 5% hydrochloric acid for one week to elute the cement component. After that, the fragile part affected by the acid was removed, and the dispersion of the pulp was observed.
- ⁇ Pulp is sufficiently dispersed and exists uniformly.
- X Pulp is concentrated in the upper layer and re-separated.
- the papermaking speed at which the fibers were not largely oriented was expressed as a ratio to the papermaking speed of the asbestos-containing composition.
- the fibrous reinforcing material for civil engineering in which at least one of metal oxides, metal hydroxides, and metal hydroxides adheres to the fibrous material of the present invention is easy to manufacture. It is useful for manufacturing materials. That is, the building-like material of the present invention is composed of the fibrous reinforcing material of the present invention and a material such as a hydraulic material, a siliceous inorganic material, and clay. And, for example, it can be used as a molded plate for a ceiling wall or the like. This is nonflammable and has excellent weather resistance, and can be used in the same manner as various asbestos-containing molded plates. From the above Examples and Comparative Examples, it is clear that the fibrous reinforcing material for civil engineering and construction of the present invention and the material for civil engineering and construction including the material of the present invention have excellent properties. Industrial applicability
- the fibrous reinforcing material for civil engineering and construction according to the present invention can be replaced with Aspect. And civil engineering and building materials in which this fibrous reinforcing material is mixed in an inorganic heat-resistant substance can be used in almost the same way as Asbestos and mixed products, and therefore have very high practical value.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930700705A KR970005874B1 (ko) | 1991-07-09 | 1992-07-08 | 토목건축용 섬유상 보강재료, 이러한 재료의 제조방법 및 이러한 재료를 포함하는 토목건축용 재료 |
DE69224720T DE69224720T2 (de) | 1991-07-09 | 1992-07-08 | Verfahren zur herstellung eines faserförmigen bewehrungsmaterials für den hoch- und tiefbau |
JP50215793A JP3386807B2 (ja) | 1991-07-09 | 1992-07-08 | 土木建築用繊維状補強材 |
EP92914760A EP0548371B1 (en) | 1991-07-09 | 1992-07-08 | Process for producing a fibrous reinforcing material for civil engineering and construction work |
US07/983,844 US5424124A (en) | 1991-07-09 | 1992-07-08 | Civil engineering and construction grade fibrous reinforcing material, method for production thereof, and civil engineering and construction material containing the reinforcing material |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3/193547 | 1991-07-09 | ||
JP3/193548 | 1991-07-09 | ||
JP19354891 | 1991-07-09 | ||
JP19355091 | 1991-07-09 | ||
JP19354791 | 1991-07-09 | ||
JP3/193550 | 1991-07-09 | ||
JP3/246540 | 1991-09-02 | ||
JP24654091 | 1991-09-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1993001143A1 true WO1993001143A1 (fr) | 1993-01-21 |
Family
ID=27475657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1992/000879 WO1993001143A1 (fr) | 1991-07-09 | 1992-07-08 | Materiau de renforcement fibreux pour le genie civil et le batiment, procede de fabrication dudit materiau, et materiau pour le genie civil et le batiment renfermant le materiau precite |
Country Status (7)
Country | Link |
---|---|
US (1) | US5424124A (ja) |
EP (1) | EP0548371B1 (ja) |
JP (1) | JP3386807B2 (ja) |
KR (1) | KR970005874B1 (ja) |
CA (1) | CA2090874C (ja) |
DE (1) | DE69224720T2 (ja) |
WO (1) | WO1993001143A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4418310A1 (de) * | 1994-05-26 | 1995-11-30 | Ahg Baustoffhandelsgesellschaf | Verfahren zur Herstellung von Porenbetonkörpern |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5782970A (en) * | 1995-01-03 | 1998-07-21 | Composite Industries Of America, Inc. | Lightweight, waterproof, insulating, cementitious composition |
US6030572A (en) * | 1997-11-26 | 2000-02-29 | Environmentally Engineered Concrete Products, Inc. | Method for making a plastic aggregate |
DE19915149A1 (de) * | 1999-03-26 | 2000-10-05 | Hunger Hans Dieter | Leichtbaustoffe und Verfahren zu ihrer Herstellung |
DE19933297C2 (de) * | 1999-07-15 | 2001-10-04 | Ytong Holding Gmbh | Faserarmierter Porenbeton sowie Verfahren zu seiner Herstellung |
DE19933298C2 (de) * | 1999-07-15 | 2001-10-04 | Ytong Holding Gmbh | Faserverstärkter Schaumbeton sowie Verfahren zu seiner Herstellung |
US6942726B2 (en) | 2002-08-23 | 2005-09-13 | Bki Holding Corporation | Cementitious material reinforced with chemically treated cellulose fiber |
CA2493355C (en) * | 2002-08-23 | 2011-05-10 | Bki Holding Corporation | Cementitious material reinforced with chemically treated cellulose fiber |
WO2005021458A1 (en) | 2003-08-29 | 2005-03-10 | Bki Holding Corporation | System for delivery of fibers into concrete |
WO2005030671A1 (en) * | 2003-09-29 | 2005-04-07 | Jun-Han Choi | Incombustible composition, incombustible construction product using incombustible composition, and method of producing incombustible construction product |
KR20050079438A (ko) * | 2004-02-05 | 2005-08-10 | 최준한 | 방화문(벽)용 불연성 조성물, 이를 이용한 불연성방화문(벽) 및 이의 제조방법 |
WO2006133150A1 (en) * | 2005-06-08 | 2006-12-14 | Mousseau Nicholas M | Process of fabricating fiber reinforced concrete masonry units, and products made by said process |
KR100922836B1 (ko) * | 2007-12-18 | 2009-10-20 | 극동엔지니어링(주) | 섬유보강 피씨 침목 |
KR20150057555A (ko) * | 2013-11-20 | 2015-05-28 | 광주과학기술원 | 전자파 차폐재의 제조방법 |
DE102018113587B8 (de) | 2018-06-07 | 2024-02-29 | Reinhard Koch | Faserprofile zum Einsatz als Bewehrung in Betonbauten für hohe brandschutztechnische Anforderungen und Verfahren zu ihrer Herstellung |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051645A (ja) * | 1983-09-01 | 1985-03-23 | 帝人株式会社 | セメント補強用繊維の製造方法 |
JPS60260449A (ja) * | 1984-06-08 | 1985-12-23 | 帝人株式会社 | セメント成型品 |
JPH03185179A (ja) * | 1989-11-20 | 1991-08-13 | General Electric Co <Ge> | 被覆された強化用繊維および酸化物バリヤーコーティングを設ける方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1533770A (fr) * | 1967-08-08 | 1968-07-19 | Foseco Trading Ag | Produits en forme à action calorifuge et réfractaire |
FI67072C (fi) * | 1979-02-09 | 1985-01-10 | Amiantus Ag | Foerfarande foer framstaellning av fiberfoerstaerkt hydrauliskt bindande material |
DE3226678A1 (de) * | 1982-07-16 | 1984-01-19 | Diethelm Dipl.-Chem. Dr.rer.nat. 7450 Hechingen Bitzer | Verfahren zum modifizieren von synthetischen polymerisaten |
DE3247351A1 (de) * | 1982-12-22 | 1984-06-28 | Bayer Ag, 5090 Leverkusen | Formkoerper und ihre herstellung |
JPS6054950A (ja) * | 1983-09-05 | 1985-03-29 | 帝人株式会社 | セメント補強用繊維 |
JPH0269205A (ja) * | 1988-09-02 | 1990-03-08 | Kubota Ltd | 繊維補強セメント板の製造方法 |
JPH0274546A (ja) * | 1988-09-09 | 1990-03-14 | Kubota Ltd | 無機質製品の押出成形方法 |
JPH0659643B2 (ja) * | 1989-09-29 | 1994-08-10 | イソライト工業株式会社 | 珪藻土建材の製造方法 |
JP2721563B2 (ja) * | 1989-10-26 | 1998-03-04 | 株式会社クラレ | 水硬性成形用組成物 |
JPH03174343A (ja) * | 1989-11-30 | 1991-07-29 | Nkk Corp | ウィスカー強化モルタル |
-
1992
- 1992-07-08 US US07/983,844 patent/US5424124A/en not_active Expired - Fee Related
- 1992-07-08 WO PCT/JP1992/000879 patent/WO1993001143A1/ja active IP Right Grant
- 1992-07-08 JP JP50215793A patent/JP3386807B2/ja not_active Expired - Lifetime
- 1992-07-08 KR KR1019930700705A patent/KR970005874B1/ko not_active IP Right Cessation
- 1992-07-08 CA CA002090874A patent/CA2090874C/en not_active Expired - Fee Related
- 1992-07-08 DE DE69224720T patent/DE69224720T2/de not_active Expired - Fee Related
- 1992-07-08 EP EP92914760A patent/EP0548371B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051645A (ja) * | 1983-09-01 | 1985-03-23 | 帝人株式会社 | セメント補強用繊維の製造方法 |
JPS60260449A (ja) * | 1984-06-08 | 1985-12-23 | 帝人株式会社 | セメント成型品 |
JPH03185179A (ja) * | 1989-11-20 | 1991-08-13 | General Electric Co <Ge> | 被覆された強化用繊維および酸化物バリヤーコーティングを設ける方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0548371A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4418310A1 (de) * | 1994-05-26 | 1995-11-30 | Ahg Baustoffhandelsgesellschaf | Verfahren zur Herstellung von Porenbetonkörpern |
Also Published As
Publication number | Publication date |
---|---|
CA2090874C (en) | 1997-06-03 |
US5424124A (en) | 1995-06-13 |
DE69224720T2 (de) | 1998-11-12 |
JP3386807B2 (ja) | 2003-03-17 |
KR970005874B1 (ko) | 1997-04-21 |
KR930702243A (ko) | 1993-09-08 |
EP0548371A1 (en) | 1993-06-30 |
DE69224720D1 (de) | 1998-04-16 |
EP0548371A4 (en) | 1994-12-07 |
EP0548371B1 (en) | 1998-03-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3386807B2 (ja) | 土木建築用繊維状補強材 | |
DE2808101A1 (de) | Gips-zubereitung | |
DE10341171A1 (de) | Material zur Beschichtung von Bauelementen in chemisch aggressiver Umgebung und Verfahren zu seiner Herstellung | |
EP1955986A1 (en) | Light weight aggregate | |
EP1113050B1 (en) | Paint material for constructional finishing and panel for constructional finishing and method of preparing these | |
EP0000402B1 (de) | Verfahren zur Herstellung von Isolierbauplatten | |
JPS63144153A (ja) | 炭素繊維強化セメント複合材料およびその製造法 | |
DE19933297C2 (de) | Faserarmierter Porenbeton sowie Verfahren zu seiner Herstellung | |
KR100378564B1 (ko) | 건축 구조물 성형을 위한 몰딩재 | |
JPH082954A (ja) | 木質補強材の処理方法および無機質板の製造方法 | |
KR100423130B1 (ko) | 황토미분말을 적용한 포러스콘크리트 조성물 및 그 제조방법 | |
JP3245470B2 (ja) | 土木建築用材料及び土木建築用材 | |
JP2006188398A (ja) | セメント組成物 | |
JP3324929B2 (ja) | 無機質板の製造方法 | |
JP2933969B2 (ja) | 水硬性固化組成物 | |
JPH10330146A (ja) | 水硬性無機質成形体の製造方法 | |
JP7095837B2 (ja) | 水硬性材料硬化体の乾燥収縮低減剤、水硬性材料硬化体の収縮低減方法及び低収縮性水硬性材料硬化体 | |
JPS6096554A (ja) | セメント系複合体の製造方法 | |
JP3406803B2 (ja) | 研ぎ出し調意匠を有する化粧層の製造方法 | |
DE69819531T2 (de) | Zementzusammensetzungen und ihre verwendung als korrosionsschutz | |
KR900000035B1 (ko) | 내화 피복재 제조법 | |
JP2002012465A (ja) | 押出成形体及びその製造方法 | |
KR890003925B1 (ko) | 무수석고 초조판 및 그 제조방법 | |
JP2003129577A (ja) | マイナスイオン発生機能を有する吸放湿性防火建材 | |
JP2001032197A (ja) | 複合硬化体および複合建築材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): CA JP KR US |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BE CH DE FR GB IT |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2090874 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1992914760 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1992914760 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 1992914760 Country of ref document: EP |