CN101104294A - Application of magnesia oxychloride cement - Google Patents
Application of magnesia oxychloride cement Download PDFInfo
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- CN101104294A CN101104294A CNA2007100528440A CN200710052844A CN101104294A CN 101104294 A CN101104294 A CN 101104294A CN A2007100528440 A CNA2007100528440 A CN A2007100528440A CN 200710052844 A CN200710052844 A CN 200710052844A CN 101104294 A CN101104294 A CN 101104294A
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- magnesia
- tableware
- oxychloride cement
- magnesium chloride
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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
-
- 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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- 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
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00965—Uses not provided for elsewhere in C04B2111/00 for household applications, e.g. use of materials as cooking ware
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention, which relates to application of magnesium oxychloride cement, is characterized in that Magnesium Oxychloride Cement can be applied to disposable tableware, which is recyclable, environment-friendly and good to the health of human body.
Description
Technical field
The present invention relates to a kind of application of magnesia oxychloride cement.
Background technology
Existing magnesia oxychloride cement is mainly used in building field.
Present disposable tableware (as: plate, cup, bowl, soupspoon, chopsticks or fork) is made for wooden, made of paper or macromolecular material, disposable tableware has objectively consumed ample resources, disposable tableware particularly wooden or made of paper belongs to one-time consumption, both caused the waste of timber resources, and returned environment and brought pollution.Annual 45000000000 bilinear chopsticks and the paper table wares that consume of China expend timber 166 ten thousand steres, need about 2,500 ten thousand the big trees of felling, are equivalent to reduce 2,000,000 square metres of area of woods.Simultaneously, use macromolecular material to produce disposable tableware, brought huge pollution to environment owing to can't degrade.Therefore press for cheap environment protection health material a kind of reusable edible, alternative timber and macromolecular material and produce disposable tableware.
Summary of the invention
The purpose of this invention is to provide a kind of application of magnesia oxychloride cement, use to produce disposable tableware, this disposable tableware reusable edible, environmental protection, help health.
Technical scheme of the present invention is: the application of magnesia oxychloride cement is characterized in that magnesia oxychloride cement application production disposable tableware.
Described magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, wherein the mass percent of the shared powder of active material is: 10-100%, and the mass percent of the shared powder of auxiliary material is: 0-90%;
Described active material is a magnesia, any one or any one the above mixture in the dolomite after light-burned, the serpentine after light-burned, and during mixing, magnesia, the dolomite after light-burned, the serpentine after light-burned are any proportioning each other;
Described auxiliary material is any one or any one the above mixture in reinforcing agent, filler, water repellent agent, bactericide, the surfactant, during any one above mixing, reinforcing agent, filler, water repellent agent, bactericide, surfactant are any proportioning each other;
Described reinforcing agent is any one or any one the above mixture in attapulgite, string, the carbon fiber, and during any one above mixing, attapulgite, string, carbon fiber are any proportioning each other;
Described filler is any one or any one the above mixture in calcium carbonate, zinc oxide, the silica, and during any one above mixing, calcium carbonate, zinc oxide, silica are any proportioning each other;
Described water repellent agent is the mixture of any one or two kinds in phosphoric acid, the phosphate (as sodium phosphate, potassium phosphate), and during two kinds mixing, phosphoric acid, phosphate are any proportioning each other;
Described bactericide is a nano titanium oxide; Described surfactant is a polyethylene glycol;
(2) mass ratio by magnesian total content and magnesium chloride hexahydrate in the powder is 1: 0.5-1 chooses powder, magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and is the 6-36% magnesium chloride solution, and is standby;
(3) magnesium chloride solution is mixed with powder grind, grind 10-20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) according to the shape of tableware with the magnesia oxychloride cement slurry by extrusion molding or be expelled to die for molding;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Described active material is a magnesia, and when auxiliary material was reinforcing agent, magnesia and reinforcing agent mass ratio were 1: 0.001-0.5.
Described active material is a magnesia, and when auxiliary material was filler, magnesia was 1 with the packing quality ratio: 0.001-5.
Described active material is a magnesia, and when auxiliary material was water repellent agent, magnesia and water repellent agent mass ratio were 1: 0.001-0.1.
Described active material is a magnesia, and when auxiliary material was bactericide, magnesia and bactericide mass ratio were 1: 0.001-0.2
Described active material is a magnesia, and when auxiliary material was surfactant, magnesia and surfactant mass ratio were 1: 0.001-0.01.
After tableware reclaims, cleaning, drying, 420-480 ℃ of thermal decomposition, mix again as raw material with water the cooling back.
The invention has the beneficial effects as follows:
1) adopts disposable tableware produced by magnesia oxychloride cement, reusable edible.This tableware can be decomposed into raw material at 420-480 ℃ after recovery, can add to solidify again behind the water to produce disposable tableware, has the advantage of recyclable utilization.
2) adopt disposable tableware produced by magnesia oxychloride cement [is raw material with active material (magnesia, the dolomite after light-burned, the serpentine after light-burned), magnesium chloride hexahydrate and aqueous mixtures], solidify the smooth densification in rear surface, imitative Tao Xiaoguo is arranged, be difficult for being stained with dirt, be difficult for providing the bacteria breed environment, have cleaning advantage attractive in appearance.
3) this disposable tableware can be degraded to powder under the effect of water, light, heat and chemical substance, simultaneously for soil provides fertiliser containing magnesium, have easy degraded and free of contamination advantage, environmental protection.
4) this disposable tableware, surface compact, boiling in 100 ℃ of hot water, solubilized magnesium ion 100 micrograms following (human body need every day magnesium elements 300-500 milligram) in every ml water, can replenish the magnesium of needed by human body as disposable tableware, have advantage, also can add nano titanium oxide simultaneously, have the advantage of antibiotic and self-cleaning health.
5) add reinforcing agent (as concavo-convex rod, string, carbon fiber) in this disposable tableware raw material, have low price, to human body and environmentally friendly, the advantage that rupture strength is high.
6) add filler (as calcium carbonate, zinc oxide, silica) in this disposable tableware raw material, have low price, human body and environmentally friendly advantage.
7) add water repellent agent (as phosphoric acid or phosphate) in this disposable tableware raw material, have low price, to human body and environmentally friendly, the surface is nonhygroscopic, the advantage of anti-water.
The specific embodiment
In order to understand the present invention better, further illustrate content of the present invention below in conjunction with embodiment, but content of the present invention not only is confined to the following examples.
Embodiment 1:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) 60 gram magnesium chloride hexahydrates are dissolved in the 100 gram water in room temperature, should have a small amount of magnesium chloride hexahydrate not dissolve in the solution this moment, gets magnesium chloride solution.
2) take by weighing 17.5 the gram light dolomites, 0.3 the gram concavo-convex excellent mixed grinding even, powder.
3) get 4.5ml magnesium chloride solution and step 2) in whole powders mix, grind 10min.
4) according to the shape of tableware with slurry by routine extrusion molding or be expelled to the tableware die for molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
5) behind the 40min, with the tableware demoulding or cutting, tableware is placed 4h, dry 4h under 60 ℃ of ventilated environments takes out after the drying then, cleans, and dries naturally, and vanning then gets disposable tableware.
After tableware reclaimed, cleaning, drying 450 ℃ of following thermal decompositions, added 3ml water and grind, and repeat 4) to 5) operation.
Embodiment 2:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) 60 gram magnesium chloride hexahydrates at room temperature are dissolved in the 100 gram water, should have a small amount of magnesium chloride hexahydrate not dissolve in the solution this moment, gets magnesium chloride solution.
2) it is even to take by weighing 5 gram magnesia, 12.5 gram calcium carbonate, 0.4 gram wood-fibred, 0.4 gram sodium phosphate, 0.1 gram nano titanium oxide mixed grinding, powder.
3) get 4.5ml magnesium chloride solution and step 2) in whole powders mix, grind 10min.
4) according to the shape of tableware with slurry by routine extrusion molding or be expelled to die for molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
5) behind the 40min,, tableware is placed 4h, dry 4h under 60 ℃ of ventilated environments then with the tableware demoulding or the cutting in the step 4); Take out after the tableware drying, clean, dry naturally, then vanning with running water.
After tableware reclaims, capable of washing, dry, 450 ℃ of following thermal decompositions, add 3ml water and grind, repeat 4) to 5) operation.
Embodiment 3:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) 60 gram magnesium chloride hexahydrates at room temperature are dissolved in the 100 gram water, should have a small amount of magnesium chloride hexahydrate not dissolve in the solution this moment, gets magnesium chloride solution.
2) it is even to take by weighing 5 gram magnesia, 10 gram zinc oxide, 0.4 gram bamboo fibre, 0.3 gram sodium phosphate mixed grinding, powder.
3) get 4.5ml magnesium chloride solution and step 2) in whole powders mix, grind 10min.
4) according to the shape of tableware with slurry by routine extrusion molding or be expelled to die for molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
5) behind the 40min,, tableware is placed 4h, dry 4h under 60 ℃ of ventilated environments then with the tableware demoulding or the cutting in the step 4); Take out after the tableware drying, clean, dry naturally, then vanning with running water.
After tableware reclaims, capable of washing, dry, 450 ℃ of following thermal decompositions, add 3ml water and grind, repeat 4) to 5) operation.
Embodiment 4:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) 60 gram magnesium chloride hexahydrates at room temperature are dissolved in the 100 gram water, should have a small amount of magnesium chloride hexahydrate not dissolve in the solution this moment, gets magnesium chloride solution.
2) take by weighing 5 gram magnesia, 10 and restrain silica, 0.2 gram carbon fiber mixing grinding evenly, get powder.
3) get 4.5ml magnesium chloride solution and step 2) in whole powders mix, grind 10min.
4) according to the shape of tableware with slurry by routine extrusion molding or be expelled to die for molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
5) behind the 40min,, tableware is placed 4h, dry 4h under 60 ℃ of ventilated environments then with the tableware demoulding or the cutting in the step 4); Take out after the tableware drying, clean, dry naturally, then vanning with running water.
After tableware reclaims, capable of washing, dry, 450 ℃ of following thermal decompositions, add 3ml water and grind, repeat 4) to 5) operation.
Embodiment 5:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) 60 gram magnesium chloride hexahydrates at room temperature are dissolved in the 100 gram water, should have a small amount of magnesium chloride hexahydrate not dissolve in the solution this moment, gets magnesium chloride solution.
2) take by weighing the light-burned serpentine of 10 grams, 0.5 gram concavo-convex rod, 0.03g polyethylene glycol mixed grinding is even, powder.
3) get 4.5ml magnesium chloride solution and step 2) in whole powders mix, grind 10min.
4) according to the shape of tableware with slurry by routine extrusion molding or be expelled to die for molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
5) behind the 40min,, tableware is placed 4h, dry 4h under 60 ℃ of ventilated environments then with the tableware demoulding or the cutting in the step 4); Take out after the tableware drying, clean, dry naturally, then vanning with running water.
After tableware reclaims, capable of washing, dry, 450 ℃ of following thermal decompositions, add 3ml water and grind, repeat 4) to 5) operation.
Embodiment 6:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
Mass ratio by magnesia and magnesium chloride hexahydrate is 1: 0.5, chooses magnesia, magnesium chloride hexahydrate, and magnesia is ground, and obtains the magnesia powder, and is standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 6% magnesium chloride solution, standby; Magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) according to the shape of tableware the magnesia oxychloride cement slurry is passed through the conventional method extrusion molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 7:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
Mass ratio by magnesia and magnesium chloride hexahydrate is 1: 0.8, chooses magnesia, magnesium chloride hexahydrate, and magnesia is ground, and obtains the magnesia powder, and is standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 20% magnesium chloride solution, standby; Magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) according to the shape of tableware the magnesia oxychloride cement slurry is passed through the conventional method extrusion molding; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 8:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
Mass ratio by magnesia and magnesium chloride hexahydrate is 1: 1, chooses magnesia, magnesium chloride hexahydrate, and magnesia is ground, and obtains the magnesia powder, and is standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 36% magnesium chloride solution, standby; Magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 9:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a reinforcing agent, and magnesia and reinforcing agent mass ratio are 1: 0.001; Described reinforcing agent is an attapulgite;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 22% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 10:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a reinforcing agent, and magnesia and reinforcing agent mass ratio are 1: 0.5; Described reinforcing agent is string and carbon fiber, and string, carbon fiber respectively account for 1/2 of reinforcing agent quality;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 1 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 22% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 11:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a filler, and magnesia is 1: 0.001 with the packing quality ratio, and described filler is a calcium carbonate;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 36% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 12:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, auxiliary material is a filler, magnesia is 1: 5 with the packing quality ratio, and described filler is zinc oxide and silica, and zinc oxide, silica respectively account for 1/2 of packing quality;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 1 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 6% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 13:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a water repellent agent, and magnesia and water repellent agent mass ratio are 1: 0.001, and described water repellent agent is a phosphoric acid;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 6% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 14:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, auxiliary material is a water repellent agent, magnesia and water repellent agent mass ratio are 1: 0.1, and described water repellent agent is phosphoric acid and sodium phosphate, and phosphoric acid, sodium phosphate respectively account for 1/2 of water repellent agent quality;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 36% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 15:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a bactericide, and magnesia and bactericide mass ratio are 1: 0.001, and described bactericide is a nano titanium oxide;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 10% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 16:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a bactericide, and magnesia and bactericide mass ratio are 1: 0.2, and described bactericide is a nano titanium oxide;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 1 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 15% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 17:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and auxiliary material is a surfactant, and magnesia and surfactant mass ratio are 1: 0.001, and described surfactant is a polyethylene glycol;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 0.5 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 18% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 18:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, described active material is a magnesia, and when auxiliary material was surfactant, magnesia and surfactant mass ratio were 1: 0.01, and described surfactant is a polyethylene glycol;
(2) be to choose magnesia powder, magnesium chloride hexahydrate at 1: 1 by the mass ratio of magnesia and magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtain mass concentration and be 22% magnesium chloride solution, standby;
(3) magnesium chloride solution and magnesia powder are mixed into the row grinding, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 19:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
At first analyze the content of magnesia composition in the dolomite after light-burned, mass ratio by magnesian content and magnesium chloride hexahydrate in the dolomite after light-burned is 1: 0.5 again, choose dolomite, magnesium chloride hexahydrate after light-burned, dolomite after light-burned is ground, obtain the dolomite powder after light-burned, standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 6% magnesium chloride solution, standby; With magnesium chloride solution and light-burned after the dolomite powder be mixed into row and grind, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 20:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
At first analyze the content of magnesia composition in the dolomite after light-burned, mass ratio by magnesian content and magnesium chloride hexahydrate in the dolomite after light-burned is 1: 1 again, choose dolomite, magnesium chloride hexahydrate after light-burned, dolomite after light-burned is ground, obtain the dolomite powder after light-burned, standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 36% magnesium chloride solution, standby; With magnesium chloride solution and light-burned after the dolomite powder be mixed into row and grind, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 21:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
At first analyze the content of magnesia composition in the serpentine after light-burned, mass ratio by magnesian content and magnesium chloride hexahydrate in the serpentine after light-burned is 1: 0.5 again, choose serpentine, magnesium chloride hexahydrate after light-burned, serpentine after light-burned is ground, obtain the serpentine powder after light-burned, standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 6% magnesium chloride solution, standby; With magnesium chloride solution with light-burned after the serpentine powder mix and grind, grind 10min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 22:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
At first analyze the content of magnesia composition in the serpentine after light-burned, mass ratio by magnesian content and magnesium chloride hexahydrate in the serpentine after light-burned is 1: 1 again, choose serpentine, magnesium chloride hexahydrate after light-burned, serpentine after light-burned is ground, obtain the serpentine powder after light-burned, standby; Again magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and be 36% magnesium chloride solution, standby; With magnesium chloride solution with light-burned after the serpentine powder mix and grind, grind 20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 23:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: by magnesia: the dolomite after light-burned: the quality of the serpentine after light-burned=1: 1: 1 is chosen magnesia: the dolomite after light-burned: the serpentine after light-burned, grind, and obtain powder;
(2) at first analyze the content of magnesia composition in dolomite after light-burned, the serpentine after light-burned, in the powder magnesian total content be magnesia, the content three sum of magnesia composition in the content, the serpentine after light-burned of magnesia composition in the dolomite after light-burned; By the mass ratio of magnesian total content and magnesium chloride hexahydrate in the powder is to choose powder, magnesium chloride hexahydrate at 1: 0.8, and magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and is 20% magnesium chloride solution, standby;
(3) magnesium chloride solution is mixed with powder grind, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Embodiment 24:
Magnesia oxychloride cement is used the concrete steps of producing disposable tableware:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: a is by magnesia: the dolomite after light-burned: the quality of the serpentine after light-burned=1: 1: 1 is chosen active material; B is by the reinforcing agent attapulgite: filler-calcium carbonate: water repellent agent phosphoric acid: bactericide nano titanium oxide: the quality of surfactant polyethylene=1: 1: 1: choose auxiliary material at 1: 1, active material and auxiliary material mixing are ground, obtain powder, wherein the mass percent of the shared powder of active material is 10%, and the mass percent of the shared powder of auxiliary material is 90%;
(2) at first analyze the content of magnesia composition in dolomite after light-burned, the serpentine after light-burned, in the powder magnesian total content be magnesia, the content three sum of magnesia composition in the content, the serpentine after light-burned of magnesia composition in the dolomite after light-burned; By the mass ratio of magnesian total content and magnesium chloride hexahydrate in the powder is to choose powder, magnesium chloride hexahydrate at 1: 0.9, and magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and is 25% magnesium chloride solution, standby;
(3) magnesium chloride solution is mixed with powder grind, grind 15min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) the magnesia oxychloride cement slurry is expelled to the tableware die for molding by conventional method; Described tableware is plate, cup, bowl, soupspoon, chopsticks or fork;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
Claims (7)
1. the application of magnesia oxychloride cement is characterized in that magnesia oxychloride cement application production disposable tableware.
2. the application of magnesia oxychloride cement according to claim 1 is characterized in that concrete steps are:
1) preparation of magnesia oxychloride cement:
(1) preparation of powder: active material and auxiliary material are ground, obtain powder, wherein the mass percent of the shared powder of active material is: 10-100%, and the mass percent of the shared powder of auxiliary material is: 0-90%;
Described active material is a magnesia, any one or any one the above mixture in the dolomite after light-burned, the serpentine after light-burned, and during mixing, magnesia, the dolomite after light-burned, the serpentine after light-burned are any proportioning each other;
Described auxiliary material is any one or any one the above mixture in reinforcing agent, filler, water repellent agent, bactericide, the surfactant, during any one above mixing, reinforcing agent, filler, water repellent agent, bactericide, surfactant are any proportioning each other;
Described reinforcing agent is any one or any one the above mixture in attapulgite, string, the carbon fiber, and during any one above mixing, attapulgite, string, carbon fiber are any proportioning each other;
Described filler is any one or any one the above mixture in calcium carbonate, zinc oxide, the silica, and during any one above mixing, calcium carbonate, zinc oxide, silica are any proportioning each other;
Described water repellent agent is the mixture of any one or two kinds in phosphoric acid, the phosphate, and during two kinds mixing, phosphoric acid, phosphate are any proportioning each other;
Described bactericide is a nano titanium oxide; Described surfactant is a polyethylene glycol;
(2) mass ratio by magnesian total content and magnesium chloride hexahydrate in the powder is 1: 0.5-1 chooses powder, magnesium chloride hexahydrate, and magnesium chloride hexahydrate is dissolved in the water, obtains mass concentration and is the 6-36% magnesium chloride solution, and is standby;
(3) magnesium chloride solution is mixed with powder grind, grind 10-20min, obtain the magnesia oxychloride cement slurry;
2) preparation of disposable tableware:
(1) according to the shape of tableware with the magnesia oxychloride cement slurry by extrusion molding or be expelled to die for molding;
(2) behind the tableware shaping and demoulding, carry out drying, get disposable tableware.
3. the application of magnesia oxychloride cement according to claim 2 is characterized in that: described active material is a magnesia, and when auxiliary material was reinforcing agent, magnesia and reinforcing agent mass ratio were 1: 0.001-0.5.
4. the application of magnesia oxychloride cement according to claim 2 is characterized in that: described active material is a magnesia, and when auxiliary material was filler, magnesia was 1 with the packing quality ratio: 0.001-5.
5. the application of magnesia oxychloride cement according to claim 2 is characterized in that: described active material is a magnesia, and when auxiliary material was water repellent agent, magnesia and water repellent agent mass ratio were 1: 0.001-0.1.
6. the application of magnesia oxychloride cement according to claim 2 is characterized in that: described active material is a magnesia, and when auxiliary material was bactericide, magnesia and bactericide mass ratio were 1: 0.001-0.2.
7. the application of magnesia oxychloride cement according to claim 2 is characterized in that: described active material is a magnesia, and when auxiliary material was surfactant, magnesia and surfactant mass ratio were 1: 0.001-0.01.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528440A CN101104294B (en) | 2007-07-26 | 2007-07-26 | Application of magnesia oxychloride cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528440A CN101104294B (en) | 2007-07-26 | 2007-07-26 | Application of magnesia oxychloride cement |
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| CN101104294A true CN101104294A (en) | 2008-01-16 |
| CN101104294B CN101104294B (en) | 2010-12-08 |
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| CN2007100528440A Expired - Fee Related CN101104294B (en) | 2007-07-26 | 2007-07-26 | Application of magnesia oxychloride cement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173723A (en) * | 2011-01-31 | 2011-09-07 | 中国科学院青海盐湖研究所 | Dolomite magnesium cement composite ventilating duct and manufacturing method thereof |
| CN107601927A (en) * | 2017-09-30 | 2018-01-19 | 常州大学 | A kind of preparation method of the high water than phosphorous magnesium oxychloride cement for being advantageous to improve early strength |
| CN108059434A (en) * | 2017-12-15 | 2018-05-22 | 德华兔宝宝装饰新材股份有限公司 | A kind of stalk inorganic adhesive and preparation method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2292685B1 (en) | 2009-09-07 | 2012-06-27 | The Procter & Gamble Company | Bottle cap made from a material comprising polypropylene, particulate calcium carbonate and additives |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5110361A (en) * | 1988-11-04 | 1992-05-05 | Cac, Inc. | Magnesium oxychloride cement compositions and methods for manufacture and use |
| CN1099015A (en) * | 1994-05-20 | 1995-02-22 | 于德才 | Check well cover made of glass fibre magnesia chloride cement |
-
2007
- 2007-07-26 CN CN2007100528440A patent/CN101104294B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173723A (en) * | 2011-01-31 | 2011-09-07 | 中国科学院青海盐湖研究所 | Dolomite magnesium cement composite ventilating duct and manufacturing method thereof |
| CN107601927A (en) * | 2017-09-30 | 2018-01-19 | 常州大学 | A kind of preparation method of the high water than phosphorous magnesium oxychloride cement for being advantageous to improve early strength |
| CN108059434A (en) * | 2017-12-15 | 2018-05-22 | 德华兔宝宝装饰新材股份有限公司 | A kind of stalk inorganic adhesive and preparation method thereof |
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| Publication number | Publication date |
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| CN101104294B (en) | 2010-12-08 |
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