CN101851085B - Magnesium-oxy-chloride cement - Google Patents
Magnesium-oxy-chloride cement Download PDFInfo
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- CN101851085B CN101851085B CN201010204313A CN201010204313A CN101851085B CN 101851085 B CN101851085 B CN 101851085B CN 201010204313 A CN201010204313 A CN 201010204313A CN 201010204313 A CN201010204313 A CN 201010204313A CN 101851085 B CN101851085 B CN 101851085B
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- oxychloride cement
- magnesia oxychloride
- cement
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
- C04B28/32—Magnesium oxychloride cements, e.g. Sorel cement
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/26—Corrosion of reinforcement resistance
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/29—Frost-thaw resistance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to magnesium-oxy-chloride cement, belongs to the field of cement, and aims to provide the magnesium-oxy-chloride cement with better comprehensive performance. The magnesium-oxy-chloride cement comprises the following components in part be weight: 25 to 55 parts of light-brunt powder, 25 to 50 parts of magnesium chloride, 1 to 10 parts of urea-formaldehyde resin, 1 to 10 parts of styrene-acrylate emulsion, 10 to 20 parts of silicon micropowder, 15 to 50 parts of talcpowder, 5 to 30 parts of fly ash, 1 to 15 parts of stalks, 0 to 40 parts of quartz sand, 1 to 8 parts of chopped glass fiber and 1 to 2 parts of modifying agent. The guardrails manufactured by the cement of the invention has the advantages of obviously light weight than that of the conventional cement guardrails, a strength meeting the national standards, a relatively low cost, corrosion resistance, low water absorption rate, high bending strength, high soft impact resistance, high frost resistance and high halogenide resistance. The magnesium-oxy-chloride cement provides a new choice for the field and has quite wide application prospect.
Description
Technical field
The present invention relates to a kind of magnesia oxychloride cement, belong to the cement field.
Background technology
At present, the railway guardrail mainly is divided into three kinds: iron and steel system railway guardrail, cement railway guardrail and wooden railway guardrail.But these three kinds of guardrails respectively have its defective, and iron and steel system railway guardrail manufacturing cost is high, difficult in maintenance, anticorrosion difficulty, and easy quilt is stolen; Cement railway guardrail outward appearance is coarse, transportation difficult installation, intensity difference; Wooden railway guardrail cost height, not environmental protection, distortion perishable, easy to crack, intensity are low, difficult in maintenance, and the fire resistance of these three kinds of railway guardrails is all relatively poor.
Sorel (Sorel) in 1867 discovery mixes the gelling thing that the back forms with the Natural manganese dioxide of fine powder with dense magnesium chloride brine, it has the character of cement, and this material is called Sorel cement (Sorel Cement). because it mainly is by magnesium chloride (MgC
12) and Natural manganese dioxide (MgO) condense and form, so also be magnesia oxychloride cement (Magnesium Oxychloride Cement or MOC).It has many performances that are superior to silicate cement (as: rapid hardening of condensing is fast, physical strength is high, wear resistance is good, basicity low corrosion-resistant, agglutinating value(of coal) good, the refractory heat-insulating performance is good etc.).Simultaneously, magnesia oxychloride cement also exists many defectives (as: scumming, poor water resistance, buckling deformation, cracking etc.), has seriously restricted its development.Therefore, how to reduce or avoid the defective of magnesia oxychloride cement, become the technical barrier that this area presses for solution.
Summary of the invention
Technical problem to be solved by this invention provides a kind of good comprehensive properties magnesia oxychloride cement.
Magnesia oxychloride cement of the present invention comprises the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride, 1～10 part of urea-formaldehyde resin; 1～10 part of benzene emulsion, 10～20 parts of silicon powders, 15～50 parts of talcum powder; 5～30 parts in flyash, 1～15 part of stalk, 0～40 part of silica sand; 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
Wherein, magnesia oxychloride cement of the present invention also can be made up of the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride; 1～10 part of urea-formaldehyde resin, 1～10 part of benzene emulsion, 10～20 parts of silicon powders; 15～50 parts of talcum powder, 5～30 parts in flyash, 1～15 part of stalk; 0～40 part of silica sand, 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
Further, the weight proportion of the component of magnesia oxychloride cement of the present invention is preferably: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride, 1.6 parts of urea-formaldehyde resins; 5 parts of benzene emulsions, 7.8 parts of silicon powders, 13 parts of talcum powder, 5.2 parts in flyash; 1.6 parts of stalks, 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent.
Further, better for the performance that makes magnesia oxychloride cement of the present invention, its component also comprises an amount of bamboo reinforcement and an amount of glass cloth.
Further, magnesia oxychloride cement of the present invention preferably is made up of the component of following weight proportion: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride; 1.6 parts of urea-formaldehyde resins, 5 parts of benzene emulsions, 7.8 parts of silicon powders; 13 parts of talcum powder, 5.2 parts in flyash, 1.6 parts of stalks; 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent, an amount of bamboo reinforcement and an amount of glass cloth.
Wherein, the properties-correcting agent that magnesia oxychloride cement is commonly used all is suitable for the present invention, for the performance that makes cement of the present invention better; Above-mentioned properties-correcting agent preferably is made up of following components in weight percentage: 1～2 part of sodium polyphosphate, 0.5～1.5 part in ferrous sulfate, 1.0～2 parts of sugared calcium; 0.5～1.5 part of Sodium Silicofluoride 98min; 0.5～1.5 part of X 2073,1～2 part of oxalic acid, 0.5～1.5 part of phosphoric acid and proper quantity of defoaming agent.Above-mentioned properties-correcting agent more preferably is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min, 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and proper quantity of defoaming agent.
Wherein, the skimmer in the above-mentioned properties-correcting agent can be skimmer commonly used, and in order to make the properties-correcting agent performance better, with the performance of final raising magnesia oxychloride cement of the present invention, above-mentioned skimmer is preferably tributyl phosphate.
Magnesia oxychloride cement of the present invention can prepare guardrail according to ordinary method, and promptly, add water and process slurry earlier with each component mixing, then in die for molding, maintenance, the demoulding, maintenance after the demoulding, the examination and test of products is qualified to get final product.
The guardrail of cement production of the present invention, the existing Cement guard bar of its weight ratio obviously want light, and its intensity can be up to state standards, and cost is lower relatively, and not perishable, its water-intake rate is low, and bending strength height, anti-soft impulse, frost resistance, surface halide accumulation resistance property are all better.Magnesia oxychloride cement of the present invention is that this area provides a kind of new selection, has broad application prospects.
Embodiment
Magnesia oxychloride cement of the present invention comprises the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride, 1～10 part of urea-formaldehyde resin; 1～10 part of benzene emulsion, 10～20 parts of silicon powders, 15～50 parts of talcum powder; 5～30 parts in flyash, 1～15 part of stalk, 0～40 part of silica sand; 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
Wherein, magnesia oxychloride cement of the present invention also can be made up of the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride; 1～10 part of urea-formaldehyde resin, 1～10 part of benzene emulsion, 10～20 parts of silicon powders; 15～50 parts of talcum powder, 5～30 parts in flyash, 1～15 part of stalk; 0～40 part of silica sand, 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
Further, the weight proportion of the component of magnesia oxychloride cement of the present invention is preferably: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride, 1.6 parts of urea-formaldehyde resins; 5 parts of benzene emulsions, 7.8 parts of silicon powders, 13 parts of talcum powder, 5.2 parts in flyash; 1.6 parts of stalks, 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent.
Further, better for the performance that makes magnesia oxychloride cement of the present invention, its component also comprises an amount of bamboo reinforcement and an amount of glass cloth.
Further, magnesia oxychloride cement of the present invention preferably is made up of the component of following weight proportion: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride; 1.6 parts of urea-formaldehyde resins, 5 parts of benzene emulsions, 7.8 parts of silicon powders; 13 parts of talcum powder, 5.2 parts in flyash, 1.6 parts of stalks; 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent, an amount of bamboo reinforcement and an amount of glass cloth.
Among the present invention, the effect of each component is following:
Light burnt powder and magnesium chloride use as solidification material; Stalk, bamboo reinforcement, glass cloth use as strongthener; Silicon powder, talcum powder, flyash, stalk use as filler; Urea-formaldehyde resin, benzene emulsion, short glass fiber, acting as as property-modifying additive of properties-correcting agent are used, and are prone to scum, return defectives such as halogen, distortion, anti-outlet capacity difference to overcome material.
Wherein, the bamboo reinforcement in the said components can confirm that it uses density according to concrete needs, and the glass cloth in the said components can be confirmed its mesh and lamination number according to concrete needs.
Wherein, the properties-correcting agent that magnesia oxychloride cement is commonly used all is suitable for the present invention, for the performance that makes cement of the present invention better; Above-mentioned properties-correcting agent preferably is made up of following components in weight percentage: 1～2 part of sodium polyphosphate, 0.5～1.5 part in ferrous sulfate, 1.0～2 parts of sugared calcium (playing delayed coagulation); 0.5～1.5 part of Sodium Silicofluoride 98min; 0.5～1.5 part of X 2073,1～2 part of oxalic acid, 0.5～1.5 part of phosphoric acid and proper quantity of defoaming agent.Above-mentioned properties-correcting agent more preferably is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium; 1 part of Sodium Silicofluoride 98min; 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and proper quantity of defoaming agent (consumption of skimmer is that conventional amount used gets final product).
Wherein, oxalic acid in the said components and phosphoric acid all are the technical pure levels, and its concentration is commercially available maximum concentration.
Wherein, the skimmer in the above-mentioned properties-correcting agent can be skimmer commonly used, and in order to make the properties-correcting agent performance better, with the performance of final raising magnesia oxychloride cement of the present invention, above-mentioned skimmer is preferably tributyl phosphate.
Do further description below in conjunction with the embodiment specific embodiments of the invention, therefore do not limit the present invention among the described scope of embodiments.
Embodiment 1 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 25 parts of light burnt powders, 25 parts in magnesium chloride, 1 part of urea-formaldehyde resin, 1 part of benzene emulsion, 10 parts of silicon powders, 15 parts of talcum powder, 5 parts in flyash, 1 part of stalk, 1 part of silica sand, 1 part of short glass fiber, 1 part of properties-correcting agent.Properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min, 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Embodiment 2 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 55 parts of light burnt powders, 50 parts in magnesium chloride, 10 parts of urea-formaldehyde resins, 10 parts of benzene emulsions; 20 parts of silicon powders, 50 parts of talcum powder, 30 parts in flyash, 15 parts of stalks; 40 parts of silica sands, 8 parts of short glass fibers, 2 parts of properties-correcting agent.Properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min, 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Embodiment 3 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride, 1.6 parts of urea-formaldehyde resins, 5 parts of benzene emulsions; 7.8 parts of silicon powders, 13 parts of talcum powder, 5.2 parts in flyash; 1.6 parts of stalks, 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent.Properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min, 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Embodiment 4 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 25 parts of light burnt powders, 25 parts in magnesium chloride, 1 part of urea-formaldehyde resin; 1 part of benzene emulsion, 10 parts of silicon powders, 15 parts of talcum powder; 5 parts in flyash, 1 part of stalk, 1 part of silica sand; 1 part of short glass fiber, 1 part of properties-correcting agent, bamboo reinforcement 4-8 part and glass cloth (mesh 5X5 and lamination several 2).Properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min, 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Embodiment 5 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 55 parts of light burnt powders, 50 parts in magnesium chloride, 10 parts of urea-formaldehyde resins, 10 parts of benzene emulsions; 20 parts of silicon powders, 50 parts of talcum powder, 30 parts in flyash, 15 parts of stalks; 40 parts of silica sands, 8 parts of short glass fibers, 2 parts of properties-correcting agent, bamboo reinforcement 3-8 part and glass cloth (mesh 6x6 and lamination several 2) properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates; 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min; 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Embodiment 6 adopts magnesia oxychloride cement of the present invention to prepare guardrail
Adopt magnesia oxychloride cement to prepare guardrail, promptly, add water and process slurry earlier with each component mixing according to ordinary method, then in die for molding, maintenance, the demoulding, maintenance after the demoulding.The weight proportion of the component of used magnesia oxychloride cement of the present invention is: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride, 1.6 parts of urea-formaldehyde resins, 5 parts of benzene emulsions; 7.8 parts of silicon powders, 13 parts of talcum powder, 5.2 parts in flyash, 1.6 parts of stalks; 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent, bamboo reinforcement 3-8 part and glass cloth (mesh 5X5 and lamination several 2) properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates; 1 part in ferrous sulfate, 1.5 parts of sugared calcium, 1 part of Sodium Silicofluoride 98min; 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and an amount of tributyl phosphate.
Test Example
Guardrail to embodiment 1～6 preparation detects, and its result sees table 1.Wherein, anti-soft impulse detects and adopts the 15kg sandbag highly freely to fall from 1m, impacts guardrail 10 times.It is 25 freezing and thawing tests that frost resistance detects.
Table 1 guardrail performance test results
| Apparent density, g/cm 3 | Water-intake rate, % | Bending strength, Mpa | Anti-soft impulse | Frost resistance | Surface halide accumulation resistance property | |
| Embodiment 1 | 1.7 | 14 | 11 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
| Embodiment 2 | 1.6 | 12 | 13 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
| Embodiment 3 | 1.5 | 14 | 12 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
| Embodiment 4 | 1.6 | 13 | 10 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
| Embodiment 5 | 1.5 | 12 | 13 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
| Embodiment 6 | 1.6 | 14 | 12 | Impact 10 times indeformable, crack-free | No aliquation, breakoff phenomenon such as peel off | The no globule, nothing are got damp |
Claims (9)
1. magnesia oxychloride cement is characterized in that comprising the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride; 1～10 part of urea-formaldehyde resin, 1～10 part of benzene emulsion, 10～20 parts of silicon powders; 15～50 parts of talcum powder, 5～30 parts in flyash, 1～15 part of stalk; 0～40 part of silica sand, 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
2. magnesia oxychloride cement according to claim 1 is characterized in that magnesia oxychloride cement is made up of the component of following weight proportion: 25～55 parts of light burnt powders, 25～50 parts in magnesium chloride; 1～10 part of urea-formaldehyde resin, 1～10 part of benzene emulsion, 10～20 parts of silicon powders; 15～50 parts of talcum powder, 5～30 parts in flyash, 1～15 part of stalk; 0～40 part of silica sand, 1～8 part of short glass fiber, 1～2 part of properties-correcting agent.
3. magnesia oxychloride cement according to claim 1 is characterized in that said component also comprises an amount of bamboo reinforcement and an amount of glass cloth.
4. according to each described magnesia oxychloride cement of claim 1～3; It is characterized in that described properties-correcting agent is made up of following components in weight percentage: 1～2 part of sodium polyphosphate, 0.5～1.5 part in ferrous sulfate, 1.0～2 parts of sugared calcium; 0.5～1.5 part of Sodium Silicofluoride 98min; 0.5～1.5 part of X 2073,1～2 part of oxalic acid, 0.5～1.5 part of phosphoric acid and proper quantity of defoaming agent.
5. magnesia oxychloride cement according to claim 4; It is characterized in that described properties-correcting agent is made up of following components in weight percentage: 1.5 parts of sodium polyphosphates, 1 part in ferrous sulfate, 1.5 parts of sugared calcium; 1 part of Sodium Silicofluoride 98min; 1 part of X 2073,1.5 parts of oxalic acid, phosphatase 11 part and proper quantity of defoaming agent.
6. magnesia oxychloride cement according to claim 4 is characterized in that described skimmer is a tributyl phosphate.
7. magnesia oxychloride cement according to claim 5 is characterized in that described skimmer is a tributyl phosphate.
8. magnesia oxychloride cement is characterized in that being made up of the component of following weight proportion: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride, 1.6 parts of urea-formaldehyde resins; 5 parts of benzene emulsions, 7.8 parts of silicon powders, 13 parts of talcum powder, 5.2 parts in flyash; 1.6 parts of stalks, 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent.
9. magnesia oxychloride cement is characterized in that being made up of the component of following weight proportion: 39.1 parts of light burnt powders, 28.7 parts in magnesium chloride; 1.6 parts of urea-formaldehyde resins, 5 parts of benzene emulsions, 7.8 parts of silicon powders; 13 parts of talcum powder, 5.2 parts in flyash, 1.6 parts of stalks; 1.6 parts of short glass fibers, 0.9 part of properties-correcting agent, an amount of bamboo reinforcement and an amount of glass cloth.
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| CN201010204313A CN101851085B (en) | 2010-06-21 | 2010-06-21 | Magnesium-oxy-chloride cement |
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| CN201010204313A CN101851085B (en) | 2010-06-21 | 2010-06-21 | Magnesium-oxy-chloride cement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064856A (en) * | 1991-06-03 | 1992-09-30 | 河北省河间市兴河建筑装璜材料厂 | Production method for light-weight sanitary fixture with phosphorus-oxygen-magne sium |
| CN1148036A (en) * | 1996-05-17 | 1997-04-23 | 唐永红 | High strength, corrosion-resistant and composite building material, and method for producing same |
| CN101054287A (en) * | 2007-04-19 | 2007-10-17 | 周志明 | Silicon-magnesium glazed tile and manufacture method thereof |
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