CN106495556A - A kind of modified clayey lake mud building materials and preparation method - Google Patents
A kind of modified clayey lake mud building materials and preparation method Download PDFInfo
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- CN106495556A CN106495556A CN201610934353.8A CN201610934353A CN106495556A CN 106495556 A CN106495556 A CN 106495556A CN 201610934353 A CN201610934353 A CN 201610934353A CN 106495556 A CN106495556 A CN 106495556A
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/06—Acrylates
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- 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
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- 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
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- 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
- C04B2111/0081—Uses not provided for elsewhere in C04B2111/00 as catalysts or catalyst carriers
- C04B2111/00827—Photocatalysts
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- 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
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- 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
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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Abstract
The invention discloses a kind of modified clayey lake mud building materials and preparation method, belong to building materials technology field.Building materials of the present invention include following components：Distilled water, modified clayey lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, modified acrylate emulsion, medical stone powder, hydroxyethylmethyl-cellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent.Building materials of the present invention are formed by the material science compatibility of green, environmental protection, building materials inherently safe, stable, nontoxic, non-volatility harmful gass.Can not only adsorb, the harmful gass such as purifying formaldehyde, benzene, can also adjust indoor humidity, strengthen coating wall surface skin texture, sound-insulating, eliminate abnormal flavour, fire protection flame retarding, and building materials of the present invention also have low cost, do not ftracture, not dry linting, antibacterial and mouldproof, easily reparation the features such as.
Description
Technical field
The invention belongs to building materials technology field, more particularly to a kind of modified clayey lake mud building materials and preparation method.
Background technology
As living standard is improved constantly, people require more and more higher to the feature of environmental protection of the personalized and material of decoration, with
Collocation toward conventional powder of lacquer putty for use on, emulsion paint can not meet the demand of people to decorate decorations indoor wall, start wind again in recent years
Diatom ooze coating is wasted, but its fancy price allows many consumers to hope and draw back.After house decoration, the harmful gass such as formaldehyde releases
Lengthen up to several weeks even many decades, had a strong impact on the life and health of people.Market is common at present has odorless emulsion paint, removes aldehyde breast
The building materials such as shellac varnish, diatom ooze, its net taste, except aldehyde mainly rely on itself reduce or do not use glue containing formaldehyde, physical absorption and
The methods such as chemolysis.Itself reduce or do not use self-pollution is only can guarantee that in safety range containing formaldehyde components, and to room
The formaldehyde of other furniture releases interior does not then have substantive purification；Physical absorption can not effectively decomposing formaldehyde, and adsorption saturation
Secondary pollution is most probably produced afterwards；Chemolysis then remove aldehyde by consuming autacoid reaction, when effective ingredient runs out of
Quan Hou, it is impossible to realize removing aldehyde effect for a long time.
Have much with regard to technical research disclosed in diatom ooze.Disclosed in CN102060557B《A kind of nano combined diatom mud
Material and its construction method》In mention by constructing surface spraying mode of loading by nanometer titanium dioxide titanium solution in diatom ooze（Light
Catalyst）Load in the micropore on diatom ooze top layer, and by the porous of diatom ooze by free formaldehyde present in room air
And other harmful gass are adsorbed onto in diatom ooze coating, by photocatalyst（Nano titanium oxide）And the decomposition of anion powder
Harmless carbon dioxide and water is broken down into, and reaches the purpose of purify air.But pass through in diatom ooze construction surface spraying
Mode of loading is by nanometer titanium dioxide titanium solution（Photocatalyst）Load in the micropore on diatom ooze top layer, this mode is easily because of construction
Improper and run counter to desire.The amount of spraying photocatalyst is crossed at most easy blocking adsorption hole and reduces absorbability, sprays the amount of photocatalyst
Spend the protection period at least too short and ineffective；Disclosed in CN102633475B《One kind is without glue diatom ooze building materials》In mention and select silicon
These porous of diatomaceous earth, Kaolin, bentonite, active hargil, medical stone powder, quartz sand, meerschaum and attapulgite clay and tool
There is the natural material of absorbability, as decoration building materials or making sheet material after rational proportion, as chemical glue need not be used
Glutinous agent, entirely with the feature bonding shaping of above-mentioned natural material, is better able to keep the loose structure of above-mentioned natural material that there is suction
Attached, moisture pick-up propertiess, can eliminate indoor pollution, adjust indoor humidity, eliminate abnormal flavour, insulating noise, and coating surface sense of texture is strong, prevents
The fire-retardant effect of fire., easily it is dehydrated into after its drying, air slaking not suitably using binding agent because using above-mentioned many Ore powder
Bond effect is easily lost with body of wall for hardened coating, easily occur coating cracking, come off, dry linting the problems such as, there is dust etc. two
Secondary pollution.And above-mentioned patent only used kieselguhr with adsorption function, meerschaum, and it is not used and there is catalysis, decompose work(
The material of energy, so after its adsorption saturation, its coating becomes potential pollutant.And its fancy price makes many disappear
Fei Zhewang and draw back, ultimately result in which and fail penetration and promotion always.
Content of the invention
It is an object of the invention to, for above-mentioned the deficiencies in the prior art, there is provided a kind of modified clayey lake mud building materials and
Preparation method.Building materials of the present invention are formed by the material science compatibility of green, environmental protection, and building materials inherently safe, stable, nontoxic, nothing are waved
The property sent out harmful gass.Can not only adsorb, the harmful gass such as purifying formaldehyde, benzene, moreover it is possible to adjust indoor humidity, strengthen coating wall surface
Skin texture, sound-insulating, eliminate abnormal flavour, fire protection flame retarding, and building materials of the present invention also with low cost, do not ftracture, not dry linting, antibacterial
Mould proof, easily repair the features such as.
For solving above-mentioned technical problem, the technical solution used in the present invention is：
A kind of modified clayey lake mud building materials, including the component of following parts by weight：Distilled water 30-50 parts, modified clayey lake
Mud powder 10-45 parts, modified mineral water-holding thickening agent 5-12 parts, hydrophilic nano titanium dioxide 4-15 parts, photocatalyst 1-12 parts, Talcum
Powder 0.5-5 parts, modified acrylate emulsion 1-5 parts, medical stone powder 0.5-3 parts, hydroxyethylmethyl-cellulose 0.5-3 parts, pigment
0.1-3 parts, nano TiO 2 modified chitosan anti-bacteria antifungus agent 1-3 parts.
Further, above-mentioned a kind of modified clayey lake mud building materials, including the component of following parts by weight：Distilled water 40-
45 parts, modified clayey lake mud powder 24-30 parts, modified mineral water-holding thickening agent 6-10 parts, hydrophilic nano titanium dioxide 5-12 parts,
Photocatalyst 4-8 parts, Pulvis Talci 1-3 parts, modified acrylate emulsion 1.5-3 parts, medical stone powder 1-2 parts, hydroxyethyl methyl fiber
Plain 1-1.5 parts, pigment 0.3-1 parts, nano TiO 2 modified chitosan anti-bacteria antifungus agent 1.5-2 parts.
Further, above-mentioned a kind of modified clayey lake mud building materials, including the component of following parts by weight：Distilled water 42
Part, 26 parts of modified clayey lake mud powder, 8 parts of modified mineral water-holding thickening agent, 10 parts of hydrophilic nano titanium dioxide, 5 parts of photocatalyst,
2 parts of Pulvis Talci, 2 parts of modified acrylate emulsion, 1.5 parts of medical stone powder, 1.2 parts of hydroxyethylmethyl-cellulose, 0.5 part of pigment,
1.8 parts of nano TiO 2 modified chitosan anti-bacteria antifungus agent.
Further, above-mentioned a kind of modified clayey lake mud building materials, the modified clayey lake mud powder, red stone-type titanium white
The preferred 150-700 mesh granularity of powder, Pulvis Talci and medical stone powder.
A kind of preparation method of modified clayey lake mud building materials of the present invention, comprises the following steps：Clayey lake mud is loaded
In blender, add 4 weight portion PAS inorganic flocculating agents, 120-180r/min to stir 40-50s, stand 45-50min, in discharge
Load rotary kiln after clear liquid, calcine 7 hours through 510 DEG C -540 DEG C, crush after sintering and cross 150-700 eye mesh screens, obtain drying
Clayey lake mud powder；Dry clay matter lake mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes are pressed
Weight compares 100:0.9:1.1 load rotary kiln, and 550 DEG C of insulation 2h carry out revolution heat modification, modification clayey lake needed for being obtained
Mud powder；Will by above-mentioned parts by weight by modified clayey lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide,
Light is touched, the loading of Pulvis Talci, medical stone powder, hydroxyethylmethyl-cellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent is stirred
Machine is mixed, 60-70r/min stirs 25min, make its mix homogeneously each；Add above-mentioned parts by weight distilled water and modification acrylate
Emulsion, 20r/min stir 4h, cross 150-700 eye mesh screens, both the modified clayey lake mud building materials.
A kind of the above component needed for modified clayey lake mud building materials can be bought by market or prior art is realized,
And key component is described as follows：
Modified clayey lake mud：Modified clayey lake mud：Refer to that the clayey formed through the effect of joining in lake sediment is become silted up
Mud, is obtained clayey lake mud powder through dehydration, low temperature calcination, pulverizing process, and its molecular structure has larger hole, has with kieselguhr
There are like configurations, equally all there is to room air pollution preferably absorption, purification.With silane coupler HK-792 and
PEG-8 simethicone water solublity siloxanes is obtained modification clayey lake mud powder through turning round heat modification, modified makes its manufactured goods
There is elasticity, strengthen its pliability, reduce its constriction coefficient, change its dry after-hardening, ftracture, become fragile, the intrinsic of dry linting lacks
Fall into.
Modified mineral water-holding thickening agent：It is made up through modified, compounding of natural minerals, essential mineral has bentonite, height
The mineral such as ridge soil are acted on certain water-keeping thickening, can not only be used for inserts, can strengthen which again through couplant modification
Plasticity, caking property and water-retaining property, significant to crack resistence, anti-dry linting.
Hydrophilic nano titanium dioxide：The product has very high chemical stability, heat stability, avirulence, water insoluble, organic
Acid and weak inorganic acid, dissolve in sulphuric acid, alkali and Fluohydric acid. etc..Its particle diameter, granularity, specific surface area and shape, artificially can be adjusted
Control；Through special surface-coating technique, product has good dispersibility, ageing resistance, scrub resistance, weatherability and excellent
Uv-shielding capacity, surface nature are hydrophilic, can improve ageing resistance, resistance to chalking, weatherability and the product of product
Intensity, while keeping the color gloss of product, extends the validity period of product；Under light action, hydrophilic nano titanium dioxide can be sent out
The continuous redox reaction of life, with photochemical activity, is the organic compound sensitized catalyst such as formaldehyde.
Photocatalyst：English name Photocatalyst, be a kind of with Nano titanium dioxide as representative with photocatalysis work(
The general name of the photosemiconductor material of energy, with nontoxic, tasteless and nonirritant, heat-staple characteristic, in the presence of ultraviolet light,
Produce strong catalytic degradation function.Can effectively degrade toxic and harmful in air, can effectively kill various bacteria, and can be by
The toxin that antibacterial or funguses discharge decomposes and harmless treatment, while being also equipped with except formaldehyde, deodorization, anti-soil, purify air etc.
Function, has important function to the decomposing formaldehyde of building materials of the present invention, the net function of odor of deodorization.
Pulvis Talci：English name PULVISTALCI, is white or off-white color, fine powder without grittiness, and handss touch with greasy
Sense, nontoxic, odorless, tasteless, with lubricity, anti-glutinous fluidizer, fire resistance, acid-resisting, insulating properties, fusing point be high, chemical is not lived
Sprinkle, covering power is good, softness, good luster, the absorption affinity excellent Wuli-Shili-Renli system approach such as by force.In mineral nitrogen lake mud building materials of the present invention
Middle interpolation Pulvis Talci, with raising fineness, strengthens feel and antibacterial and other effects.
Modified acrylate emulsion：With acrylic acid or esters of acrylic acid as main Material synthesis, stable with excellent light
Property and weatherability, good water-fast, alkaline-resisting, chemical resistance and adhesive property, be therefore widely used as adhesive, building materials into
The aspect such as membrane and daily-use chemical industry, electrochmical power source, functional membrane, medical high polymer, nano material and water process.By organic
Acrylate emulsion modified with organosiloxane, can the comprehensive advantage of the two, improve propylene acid esters emulsion " heat is glutinous cold short ", weather-proof, water-fast etc.
Performance, so as to avoid impact of the change because of amblent air temperature to bond effect, greatly improves clayey lake mud building materials of the present invention
Stability.
Medical stone powder：English name maifanstone, is a kind of natural silicate mineral, be a kind of half fire of neutral alkali into
Rock, close to volcanic rock, its microscopic structure is spongy porous, with extremely strong absorbability, can be used for water quality net
Change, sewage disposal, and there is very strong adsorption to antibacterial, the absorption of building materials of the present invention, purification, the work(such as degerming can be improved
Can, have with modified clayey lake mud powder, hydrophilic nano titanium dioxide, Pulvis Talci and nano TiO 2 modified chitosan anti-bacteria antifungus agent
There is synergism.
Hydroxyethylmethyl-cellulose：English name methyl 2-hydroxyethyl cellulose, are in methylcellulose
（MC）Middle introducing oxirane substituent group（MS0.3~0.4）It is obtained, its salt tolerance is better than unmodified polymer, the gel temperature of HEMC
Degree is also high compared with MC.Hydroxyethylmethyl-cellulose has very high stability, and itself does not have pollution.Can draw through stirring after interpolation
Enter a large amount of micro-bubbles, these bubbles can improve the workability of construction in later period and improve internal structure sedimentation, can improve clay
Absorbability and adjusting air humidity of the matter lake mud to harmful gass, strengthen viscosity, toughness and the water-retaining property of building materials of the present invention, right
Crack resistence, anti-dry linting are significant.
Nano TiO 2 modified chitosan anti-bacteria antifungus agent：Wherein nano TiO 2 is as a kind of photo-catalytic sterilization, except the reason of aldehyde
Think material, cosmetics, antibacterial is widely used in except fields such as aldehyde coating.Shitosan belongs to the natural antibacterial agent having no toxic side effect, tool
There are good biocompatibility, degradability, recyclability.With the novel antibacterial that nano TiO 2 is modified preparation to shitosan
Nano TiO 2 modified chitosan anti-bacteria antifungus agent, not only improves the antimildew and antibacterial ability of building materials of the present invention, and goes back under light illumination
There is photocatalytic activity, there is synergism with photocatalyst.
In sum, due to adopting above-mentioned technical proposal, a kind of beneficial effect of modified clayey lake mud building materials of the present invention
It is：
1. wall decorative paint is made using modified clayey lake mud building materials, can not only alleviate lake mud deposition, water-retention minimizing, pasture and water
The environmental problems such as miscellaneous life, water hypoxia, can also reduce the exploitation of the mineral products such as kieselguhr, mitigate ecological destruction, and compare silicon
Diatomaceous earth can reduce by 1/4 cost.By low temperature calcination clayey lake mud, can effectively drive away the fugitive constituent of mineral and combine water, living
Change structure, strengthen the absorbability of molecular surface hole.By with silane coupler HK-792 and PEG-8 simethicone water solublity
The revolution heat modification of siloxanes so as to which manufactured goods have elasticity, hardens, ftractures, becomes fragile after changing clay and drying, dry linting is consolidated
Defective.Add hydrophilic nano titanium dioxide, photocatalyst, medical stone powder and nano TiO 2 modified chitosan anti-bacteria antifungus agent, energy
Strengthen the decomposition of harmful gass, the detergent powers such as PARA FORMALDEHYDE PRILLS(91,95), benzene, solve the problems, such as the adsorption saturation of modified clayey lake mud powder.Add
Plus modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, Pulvis Talci, modified acrylate emulsion and hydroxyethyl methyl fiber
Element, acts not only as inserts and reduces cost, and caking property, water-retaining property, stability are cooperateed with specific to each component
The effect of potentiation, thoroughly solves the problems, such as cracking, dry linting, comes off.Nano TiO 2 modified chitosan anti-bacteria antifungus agent not only retains
The function of nano TiO 2 decomposing formaldehyde, the effect for also having chitosan anti-bacteria mould proof, under the Synergistic of medical stone powder, increase
Strong antibacterial and mouldproof ability.
2. a kind of modified clayey lake mud building materials of the present invention are formed by the material science compatibility of green, environmental protection, building materials itself
Safe and stable, nontoxic, non-volatility harmful gass.Can not only adsorb, the harmful gass such as purifying formaldehyde, benzene, moreover it is possible to regulation room
Interior humidity, the coating wall surface skin texture that strengthens, sound-insulating, elimination abnormal flavour, fire protection flame retarding, and building materials of the present invention also have cost
Low, do not ftracture, not dry linting, antibacterial and mouldproof, easily repair the features such as.
Specific embodiment
The present invention is further described with reference to specific embodiment.
Embodiment 1
A kind of modified clayey lake mud building materials, including the component of following parts by weight：30 parts of distilled water, modified clayey lake mud powder
45 parts, 5 parts of modified mineral water-holding thickening agent, 15 parts of hydrophilic nano titanium dioxide, 1 part of photocatalyst, 5 parts of Pulvis Talci, modified propylene
1 part of acid esters emulsion, 3 parts of medical stone powder, 0.5 part of hydroxyethylmethyl-cellulose, 3 parts of pigment, nano TiO 2 modified chitosan anti-bacteria
1 part of antifungus agent.
A kind of preparation method of modified clayey lake mud building materials, comprises the following steps：Clayey lake mud is loaded blender
In, add 4 weight portion PAS inorganic flocculating agents, 120r/min to stir 50s, stand 45min, after discharging supernatant, load rotary kiln,
Calcine 7 hours through 540 DEG C, crush after sintering and cross 700 eye mesh screens, obtain dry clay matter lake mud powder；By dry clay matter lake
Mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load rotary kiln,
550 DEG C of insulation 2h, carry out revolution heat modification, modification clayey lake mud powder needed for being obtained；Will be modified viscous by above-mentioned parts by weight
Soil property lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, medical stone powder, ethoxy
Methylcellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent load blender, and 60r/min stirs 25min, make each
Its mix homogeneously；Add above-mentioned parts by weight distilled water and modified acrylate emulsion, 20r/min to stir 4h, cross 700 mesh sieves
Net, both the modified clayey lake mud building materials.
Embodiment 2
A kind of modified clayey lake mud building materials, including the component of following parts by weight：50 parts of distilled water, modified clayey lake mud powder
10 parts, 12 parts of modified mineral water-holding thickening agent, 4 parts of hydrophilic nano titanium dioxide, 12 parts of photocatalyst, 0.5 part of Pulvis Talci, modified third
5 parts of olefin(e) acid ester emulsion, 0.5 part of medical stone powder, 3 parts of hydroxyethylmethyl-cellulose, 0.1 part of pigment, nano TiO 2 modification of chitosan
3 parts of antibacterial mildew inhibitor.
A kind of preparation method of modified clayey lake mud building materials, comprises the following steps：Clayey lake mud is loaded blender
In, add 4 weight portion PAS inorganic flocculating agents, 180r/min to stir 40s, stand 50min, after discharging supernatant, load revolution
Kiln, calcines 7 hours through 510 DEG C, crushes and crosses 150 eye mesh screens, obtain dry clay matter lake mud powder after sintering；By dry clay matter
Lake mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load revolution
Kiln, 550 DEG C of insulation 2h, carries out revolution heat modification, modification clayey lake mud powder needed for being obtained；Above-mentioned parts by weight are pressed by modification
Clayey lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, medical stone powder, hydroxyl second
Ylmethyl cellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent load blender, and 70r/min stirs 25min, makes
Its mix homogeneously each；Add above-mentioned parts by weight distilled water and modified acrylate emulsion, 20r/min to stir 4h, cross 150 mesh
Screen cloth, both the modified clayey lake mud building materials.
Embodiment 3
A kind of modified clayey lake mud building materials, including the component of following parts by weight：45 parts of distilled water, modified clayey lake mud powder
24 parts, 10 parts of modified mineral water-holding thickening agent, 5 parts of hydrophilic nano titanium dioxide, 8 parts of photocatalyst, 1 part of Pulvis Talci, modified propylene
3 parts of acid esters emulsion, 1 part of medical stone powder, 1.5 parts of hydroxyethylmethyl-cellulose, 0.3 part of pigment, nano TiO 2 modification of chitosan resist
2 parts of bacterium antifungus agent.
A kind of preparation method of modified clayey lake mud building materials, comprises the following steps：Clayey lake mud is loaded blender
In, add 4 weight portion PAS inorganic flocculating agents, 130r/min to stir 48s, stand 46min, after discharging supernatant, load rotary kiln,
Calcine 7 hours through 530 DEG C, crush after sintering and cross 500 eye mesh screens, obtain dry clay matter lake mud powder；By dry clay matter lake
Mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load rotary kiln,
550 DEG C of insulation 2h, carry out revolution heat modification, modification clayey lake mud powder needed for being obtained；Will be modified viscous by above-mentioned parts by weight
Soil property lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, medical stone powder, ethoxy
Methylcellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent load blender, and 65r/min stirs 25min, make each
Its mix homogeneously；Add above-mentioned parts by weight distilled water and modified acrylate emulsion, 20r/min to stir 4h, cross 500 mesh sieves
Net, both the modified clayey lake mud building materials.
Embodiment 4
A kind of modified clayey lake mud building materials, including the component of following parts by weight：40 parts of distilled water, modified clayey lake mud powder
30 parts, 6 parts of modified mineral water-holding thickening agent, 12 parts of hydrophilic nano titanium dioxide, 4 parts of photocatalyst, 3 parts of Pulvis Talci, modified propylene
1.5 parts of acid esters emulsion, 2 parts of medical stone powder, 1 part of hydroxyethylmethyl-cellulose, 1 part of pigment, nano TiO 2 modified chitosan anti-bacteria
1.5 parts of antifungus agent.
A kind of preparation method of modified clayey lake mud building materials, comprises the following steps：Clayey lake mud is loaded blender
In, add 4 weight portion PAS inorganic flocculating agents, 160r/min to stir 43s, stand 48min, after discharging supernatant, load rotary kiln,
Calcine 7 hours through 520 DEG C, crush after sintering and cross 300 eye mesh screens, obtain dry clay matter lake mud powder；By dry clay matter lake
Mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load rotary kiln,
550 DEG C of insulation 2h, carry out revolution heat modification, modification clayey lake mud powder needed for being obtained；Will be modified viscous by above-mentioned parts by weight
Soil property lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, medical stone powder, ethoxy
Methylcellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent load blender, and 65r/min stirs 25min, make each
Its mix homogeneously；Add above-mentioned parts by weight distilled water and modified acrylate emulsion, 20r/min to stir 4h, cross 300 mesh sieves
Net, both the modified clayey lake mud building materials.
Embodiment 5
A kind of modified clayey lake mud building materials, it is characterised in that：Component including following parts by weight：42 parts of distilled water, modification
26 parts of clayey lake mud powder, 8 parts of modified mineral water-holding thickening agent, 10 parts of hydrophilic nano titanium dioxide, 5 parts of photocatalyst, Pulvis Talci 2
Part, 2 parts of modified acrylate emulsion, 1.5 parts of medical stone powder, 1.2 parts of hydroxyethylmethyl-cellulose, 0.5 part of pigment, nano TiO 2
1.8 parts of modified chitosan anti-bacteria antifungus agent.
A kind of preparation method of modified clayey lake mud building materials, comprises the following steps：Clayey lake mud is loaded blender
In, add 4 weight portion PAS inorganic flocculating agents, 150r/min to stir 45s, stand 48min, after discharging supernatant, load rotary kiln,
Calcine 7 hours through 525 DEG C, crush after sintering and cross 400 eye mesh screens, obtain dry clay matter lake mud powder；By dry clay matter lake
Mud powder, silane coupler HK-792, PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load rotary kiln,
550 DEG C of insulation 2h, carry out revolution heat modification, modification clayey lake mud powder needed for being obtained；Will be modified viscous by above-mentioned parts by weight
Soil property lake mud powder, modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide, photocatalyst, Pulvis Talci, medical stone powder, ethoxy
Methylcellulose, pigment, nano TiO 2 modified chitosan anti-bacteria antifungus agent load blender, and 65r/min stirs 25min, make each
Its mix homogeneously；Add above-mentioned parts by weight distilled water and modified acrylate emulsion, 20r/min to stir 4h, cross 400 mesh sieves
Net, both the modified clayey lake mud building materials.
A kind of modified clayey lake mud building materials that separately below above-mentioned 5 kinds of embodiments are made, carry out except aldehyde with purify with
And cracking and the contrast test of dry linting, its test is as follows：
First, absorption and decomposing formaldehyde contrast test：
Two sales volume preferably certain brand is bought with the diatom ooze building materials for removing the net function of odor of aldehyde from the large-scale building materials market in Nanning,
Matched group 1,2 respectively as this contrast test.Embodiment group is correspondingly using modified clayey obtained in above-described embodiment 1-5
Lake mud building materials.7 pieces of 45 × 45cm glass plates are taken, above-mentioned 7 kinds of building materials are applied to the two of plasterboard respectively by respective construction technology
On individual face, dry under equivalent environment standby after 24h.7 same model methylene oxide detecting instruments are put into 7 50 × 50 × 50cm at random
In closed glass container with lid and air inlet, it is respectively put into the glass plate of attachment building materials coating and seals, be passed through formaldehyde gas
Body, makes methylene oxide detecting instrument display density reach preset value 1.0mg/m3, and under identical natural lighting, count each time period first
Aldehyde numerical value, repeats to be passed through formaldehyde daily and reaches preset value, and record 20d is passed through the final numerical value after formaldehyde gases 24h, as a result such as
Shown in table 1 below.
A kind of modified clayey lake mud building materials of 1 present invention of table and absorption and the decomposing formaldehyde contrast test data of matched group
(unit mg/m3)
Knowable to the data of table 1：Each stage gap of matched group and embodiment group in 2h is simultaneously little, and compares after 24h
The meansigma methodss of group 1,2 and embodiment group are respectively 0.12 mg/m3、0.105 mg/m3、0.075mg/m3, it was demonstrated that using diatom ooze
Two groups of matched groups and a kind of five groups of embodiment group PARA FORMALDEHYDE PRILLS(91,95)s of modified clay lake mud building materials of the present invention all have and adsorb well
Effect, and the absorption property of building materials of the present invention is better than matched group；After accumulative test 20d, matched group 1,2 and embodiment group is flat
Average is respectively 0.759 mg/m3、0.122mg/m3、0.098 mg/m3, it was demonstrated that a kind of modified mineral nitrogen black mud building materials pair of the present invention
Decomposition, detergent power in formaldehyde is better than the matched group using diatom ooze, and matched group 1 is poor because of capacity of decomposition, tired through 20d
After measuring examination, its decomposability is gradually lost.
2nd, cracking and dry linting contrast test：
7 pieces of 50 × 50cm drying plaster boards are taken, every piece of weight is recorded, respectively above-mentioned 7 kinds of building materials is smeared by respective construction technology
To on a face of plasterboard, dry under equivalent environment standby after 24h.The plasterboard of 7 pieces of adhering coatings is placed in 50 DEG C of vacuum
500h in drying baker, naturally cools to room temperature after taking-up, weigh the plasterboard weight for being attached with building materials coating, deduct former plasterboard
Weight had both obtained coating weight.Record coating surface cracking length, and with bulb wooden stick with 10kg pressure in the parallel system of coating surface
The long cut of 5 30cm is made, is collected and is weighed the weight of building materials of coming off, calculate the weight ratio shared by building materials that comes off, as a result as follows
Shown in table 2.
A kind of modified clayey lake mud building materials of 2 present invention of table and cracking and the dry linting contrast test data of matched group
Knowable to the data of table 2：The cracking length of matched group 1 reaches 15.7cm, the accounting that comes off 6.73%, it was demonstrated that coating water-retaining property, viscous
Attached property is poor, easily dries, ftractures, coming off.The cracking length of matched group 2 and the accounting that comes off are respectively 4.6cm and 2.65%, are far above
The 0.22cm of embodiment group meansigma methodss and 0.04%, it was demonstrated that diatom ooze compared by a kind of modified clayey lake mud building materials of the present invention, has
More preferable crack resistence, the performance of anti-dry linting.
Claims (5)
1. a kind of modified clayey lake mud building materials, it is characterised in that：Component including following parts by weight：Distilled water 30-50 parts,
Modified clayey lake mud powder 10-45 parts, modified mineral water-holding thickening agent 5-12 parts, hydrophilic nano titanium dioxide 4-15 parts, light are touched
Matchmaker's 1-12 parts, Pulvis Talci 0.5-5 parts, modified acrylate emulsion 1-5 parts, medical stone powder 0.5-3 parts, hydroxyethylmethyl-cellulose
0.5-3 parts, pigment 0.1-3 parts, nano TiO 2 modified chitosan anti-bacteria antifungus agent 1-3 parts.
2. a kind of modified clayey lake mud building materials according to claim 1, it is characterised in that：Group including following parts by weight
Point：Distilled water 40-45 parts, modified clayey lake mud powder 24-30 parts, modified mineral water-holding thickening agent 6-10 parts, hydrophilic nano
Titanium dioxide 5-12 parts, photocatalyst 4-8 parts, Pulvis Talci 1-3 parts, modified acrylate emulsion 1.5-3 parts, medical stone powder 1-2 parts, hydroxyl
Ethylmethylcellulose 1-1.5 parts, pigment 0.3-1 parts, nano TiO 2 modified chitosan anti-bacteria antifungus agent 1.5-2 parts.
3. a kind of modified clayey lake mud building materials according to claim 1, it is characterised in that：Group including following parts by weight
Point：42 parts of distilled water, 26 parts of modified clayey lake mud powder, 8 parts of modified mineral water-holding thickening agent, hydrophilic nano titanium dioxide 10
Part, 5 parts of photocatalyst, 2 parts of Pulvis Talci, 2 parts of modified acrylate emulsion, 1.5 parts of medical stone powder, hydroxyethylmethyl-cellulose 1.2
Part, 0.5 part of pigment, 1.8 parts of nano TiO 2 modified chitosan anti-bacteria antifungus agent.
4. a kind of modified clayey lake mud building materials according to claim 1 or 2 or 3, it is characterised in that：The modified clayey
Lake mud powder, red stone-type titanium dioxide, Pulvis Talci and the preferred 150-700 mesh granularity of medical stone powder.
5. a kind of preparation method of modified clayey lake mud building materials according to claim 1 or 2 or 3, it is characterised in that：Including
Following steps：Clayey lake mud is loaded in blender, adds 4 weight portion PAS inorganic flocculating agents, 120-180r/min to stir
40-50s, stands 45-50min, loads rotary kiln, calcines 7 hours through 510 DEG C -540 DEG C, crush after sintering after discharging supernatant
And 150-700 eye mesh screens are crossed, obtain dry clay matter lake mud powder；By dry clay matter lake mud powder, silane coupler HK-792,
PEG-8 simethicone water solublity siloxanes by weight 100:0.9:1.1 load rotary kiln, and 550 DEG C of insulation 2h carry out revolution and add
Heat modification, modification clayey lake mud powder needed for being obtained；Above-mentioned parts by weight are pressed by modified clayey lake mud powder, modified mineral water conservation
Thickening agent, photocatalyst, Pulvis Talci, medical stone powder, hydroxyethylmethyl-cellulose, pigment, nano TiO 2 modified chitosan anti-bacteria are prevented
Mould dose of loading blender, 60-70r/min stir 25min, make its mix homogeneously each；Add above-mentioned parts by weight distilled water and change
Property acrylic acid ester emulsion, 20r/min stir 4h, cross 150-700 eye mesh screens, both the modified clayey lake mud building materials.
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| CN107140878A (en) * | 2017-07-12 | 2017-09-08 | 合肥信亚达智能科技有限公司 | Building materials prepared by a kind of utilization lake mud and preparation method thereof |
| CN109516751A (en) * | 2018-12-29 | 2019-03-26 | 上海住加建筑科技有限公司 | A kind of silicon fibre plate and preparation method thereof with decomposing formaldehyde effect |
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| CN105837170A (en) * | 2016-03-21 | 2016-08-10 | 东南大学 | Revetment sintered brick with lacustrine silt and shale as raw materials and preparing method thereof |
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| CN104291740A (en) * | 2013-07-20 | 2015-01-21 | 吕孟龙 | Waterproof alkali activated inorganic polymer coating |
| CN103880350A (en) * | 2014-02-14 | 2014-06-25 | 华北有色工程勘察院有限公司 | Lake mud grout mix for mine water shutoff curtain and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107140878A (en) * | 2017-07-12 | 2017-09-08 | 合肥信亚达智能科技有限公司 | Building materials prepared by a kind of utilization lake mud and preparation method thereof |
| CN109516751A (en) * | 2018-12-29 | 2019-03-26 | 上海住加建筑科技有限公司 | A kind of silicon fibre plate and preparation method thereof with decomposing formaldehyde effect |
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