CN104556908A - Fiber-reinforced plastering mortar and preparation method thereof - Google Patents
Fiber-reinforced plastering mortar and preparation method thereof Download PDFInfo
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- CN104556908A CN104556908A CN201410852454.1A CN201410852454A CN104556908A CN 104556908 A CN104556908 A CN 104556908A CN 201410852454 A CN201410852454 A CN 201410852454A CN 104556908 A CN104556908 A CN 104556908A
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- titanium dioxide
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Abstract
The invention discloses fiber-reinforced plastering mortar and a preparation method thereof. The fiber-reinforced plastering mortar is prepared from the following raw materials in parts by weight: 150-200 parts of cement, 150-200 parts of diatomite, 15-20 parts of modified nanometer titania, 0.8-1.2 pars of engineering polypropylene fiber, 6-10 parts of inorganic pigment and 250-300 parts of water. The fiber-reinforced plastering mortar can utilize the catalytic action of a compound photocatalyst to reduce the content of evaporable harmful gases such as formaldehyde gas indoors during the day and utilize the adsorption effect of diatomite to adsorb gaseous pollutants during the night; and in addition, the anti-crack, anti-permeability, anti-freezing and anti-fatigue performance of the plastering mortar is greatly improved; early-crack of the mortar is prevented, the durableness is improved, and the wall body self is well protected to some extent.
Description
Technical field
The invention belongs to premixing mortar field, disclose a kind of fiber reinforcement motar and preparation method thereof.
Background technology
Along with the fast development of market economy and improving constantly of people's living standard, dwelling construction maintains the fast-developing impetus, meanwhile, people more and more advocate comfortableization of living environment, superior and gracefulization, numerous residents will carry out finishing in various degree before moving house, to create grace, comfortable living environment, this has just driven decorations upsurge and the modern rise of inside plant.
On the one hand, along with a large amount of New Building Materials, art work etc. enter people life and produce in, the room fitted up always has distributed sharp aroma, the time for the treatment of is slightly long, just there will be giddy, dazzling, laryngalgia, the untoward reaction such as uncomfortable in chest, even produce the symptoms such as fash, fever, respiratory tract infection, these are cause because formaldehyde index is too high mostly.Therefore, Formaldehyde Pollution of Indoor Air has a strong impact on the health of people, causes the close attention of people, on the other hand, Portland cement motar can produce cracking in various degree due to the impact of some environmental factors and human factor, greatly reduces the comfort level that people live.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of fiber reinforcement motar is provided, the katalysis of composite photo-catalyst can be utilized daytime to reduce the pollutant loads such as indoor formaldehyde, utilize evening diatomaceous adsorption to carry out physical adsorption to gaseous pollutant, and improve the endurance qualities such as the cracking resistance of mortar wall surface to a great extent.
For achieving the above object, the present invention adopts following technical scheme:
A kind of fiber reinforcement motar, its raw materials by weight portion meter, comprises cement 150 ~ 200 parts, 150 ~ 200 parts, diatomite, modified nano-titanium dioxide 15 ~ 20 parts, polypropylene fibre 0.8 ~ 1.2 part and mineral dye 6 ~ 10 parts and 250 ~ 300 parts, water.
Described modified nano-titanium dioxide is iron ion modified nano-titanium dioxide (Fe
3+: TiO
2).
Also comprise the dispersion agent that quality is modified nano-titanium dioxide quality 1%.
Described dispersion agent is trolamine.
Described cement is silicate cement P I 42.5, P II 42.5 or P II 42.5 higher level silicate cement, or silicate cement PO 42.5 or PO 42.5 higher level silicate cement.
Described mineral dye is ferric oxide or chromic oxide.
Described polypropylene fibre is engineering polypropylene fibre.
The preparation method of fiber reinforcement motar, specifically comprises the following steps:
Step one, first diatomite to be mixed with modified nano-titanium dioxide, then adding quality is that the trolamine of modified nano-titanium dioxide quality 1% is as dispersion agent, diatomite, modified nano-titanium dioxide and trolamine are fully ground and mixes, obtained modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, then modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to cement, polypropylene fibre, mineral dye and step one to be uniformly mixed, then add water to stir, stir after polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
The grinding mentioned in described step one carries out in superfine stirring mill, and described step 2 is carried out in stirrer.
The rotating speed of described superfine stirring mill is 1000r/min; Mill Jie bag draws together 3 kinds of diameters, and its ratio is Ф 3mm: Ф 2mm: Ф 1mm=5: 3: 2, ratio of grinding media to material 3: 1.
Compared with prior art, the present invention at least has following beneficial effect, and mortar employing modified nano-titanium dioxide of the present invention has as photocatalyst and has the good feature of photocatalysis, nontoxicity and chemical stability to visible region; The diatomite that mortar of the present invention adopts has that porosity is large, adsorptivity strong, stable chemical nature, wear-resisting, heat-resisting and can the feature of apparatus with shock absorbing; The polypropylene fibre that mortar of the present invention adopts can effectively reduce crack, amplified medium material continuity, reduce shockwave and be blocked the stress raisers phenomenon caused, therefore the fiber reinforcement motar that the present invention obtains, be suitable for indoor air purification, due to the absorption of diatomite, modified nano-titanium dioxide and the synergy of visible light catalytic, overcoming simple light catalyzer cannot the defect of degradation of contaminant at night; The polypropylene fibre energy apparatus with shock absorbing mixed, effectively reduce crack, amplified medium material continuity, reduce shockwave and be blocked the stress raisers phenomenon caused, thus the performances such as the cracking resistance of mortar, impervious, freeze proof, antifatigue can be improved well, suppress the generation of mortar early crack, improve its weather resistance, also improve construction quality.
Further, in mortar of the present invention, add the trolamine had as dispersion agent, modified nano-titanium dioxide can be made more uniformly to be adsorbed in diatomite surface.
Further, the colouring that mineral dye can realize body of wall is added in mortar of the present invention.
Embodiment
Below by specific embodiment, the present invention is described in detail.
A kind of fiber reinforcement motar, its raw materials by weight portion meter, comprises cement 150 ~ 200 parts, 150 ~ 200 parts, diatomite, modified nano-titanium dioxide 15 ~ 20 parts, engineering polypropylene fibre 0.8 ~ 1.2 part and mineral dye 6 ~ 10 parts and 250 ~ 300 parts, water;
Also comprising quality is that the trolamine of modified nano-titanium dioxide quality 1% is as dispersion agent.
The preparation method of fiber reinforcement motar, specifically comprises the following steps:
Step one, first diatomite to be mixed with modified nano-titanium dioxide, then adding quality is that the trolamine of modified nano-titanium dioxide quality 1% is as dispersion agent, diatomite, modified nano-titanium dioxide and trolamine are fully ground and mixes, obtained modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, then modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to cement, polypropylene fibre, mineral dye and step one to be uniformly mixed, then add water to stir, stir after polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
Embodiment 1
A kind of fiber reinforcement motar, takes following starting material according to weight part, 150 parts of silicate cement P I 42.5,180 parts of diatomite, 15 parts of iron ion modified nano-titanium dioxides, 0.8 part of engineering polypropylene fibre, 8 parts of ferric oxide and 280 parts of water.
The preparation method of above-mentioned fiber reinforcement motar is: step one, first mixed with iron ion modified nano-titanium dioxide by diatomite, then adding quality is that the trolamine of iron ion modified nano-titanium dioxide quality 1% is as dispersion agent, by even for diatomite, iron ion modified nano-titanium dioxide and trolamine mixed grinding in superfine stirring mill, obtained iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to silicate cement P I 42.5, engineering polypropylene fibre, ferric oxide and step one is inserted in stirrer and is uniformly mixed, then add water and stir, stir and engineering polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
Embodiment 2
A kind of fiber reinforcement motar, takes following starting material according to weight part, 200 parts of silicate cement P II 42.5,150 parts of diatomite, 18 parts of iron ion modified nano-titanium dioxides, 1.2 parts of engineering polypropylene fibres, 6 parts of chromic oxide and 250 parts of water.
The preparation method of above-mentioned fiber reinforcement motar is: step one, first mixed with iron ion modified nano-titanium dioxide by diatomite, then adding quality is that the trolamine of iron ion modified nano-titanium dioxide quality 1% is as dispersion agent, by even for diatomite, iron ion modified nano-titanium dioxide and trolamine mixed grinding in superfine stirring mill, obtained iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to silicate cement P II 42.5, engineering polypropylene fibre, chromic oxide and step one is inserted in stirrer and is uniformly mixed, then add water and stir, stir and engineering polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
Embodiment 3
A kind of fiber reinforcement motar, takes following starting material according to weight part, 170 parts of silicate cement PO 42.5,200 parts of diatomite, 20 parts of iron ion modified nano-titanium dioxides, 1 part of engineering polypropylene fibre, 10 parts of chromic oxide and 300 parts of water.
The preparation method of above-mentioned fiber reinforcement motar is: step one, first mixed with iron ion modified nano-titanium dioxide by diatomite, then adding quality is that the trolamine of iron ion modified nano-titanium dioxide quality 1% is as dispersion agent, by even for diatomite, iron ion modified nano-titanium dioxide and trolamine mixed grinding in superfine stirring mill, obtained iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to silicate cement PO 42.5, engineering polypropylene fibre, chromic oxide and step one is inserted in stirrer and is uniformly mixed, then add water and stir, stir and engineering polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
Embodiment 4
A kind of fiber reinforcement motar, takes following starting material according to weight part, 190 parts of silicate cement P I 42.5,170 parts of diatomite, 16 parts of iron ion modified nano-titanium dioxides, 1.1 parts of engineering polypropylene fibres, 7 parts of chromic oxide and 270 parts of water.
The preparation method of above-mentioned fiber reinforcement motar is: step one, first mixed with iron ion modified nano-titanium dioxide by diatomite, then adding quality is that the trolamine of iron ion modified nano-titanium dioxide quality 1% is as dispersion agent, by even for diatomite, iron ion modified nano-titanium dioxide and trolamine mixed grinding in superfine stirring mill, obtained iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to silicate cement P I 42.5, engineering polypropylene fibre, chromic oxide and step one is inserted in stirrer and is uniformly mixed, then add water and stir, stir and engineering polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
Embodiment 5
A kind of fiber reinforcement motar, takes following starting material according to weight part, 150 parts of silicate cement PO42.5,200 parts of diatomite, 18 parts of iron ion modified nano-titanium dioxides, 1 part of engineering polypropylene fibre, 10 parts of ferric oxide and 300 parts of water.
The preparation method of above-mentioned fiber reinforcement motar is: step one, first mixed with iron ion modified nano-titanium dioxide by diatomite, then adding quality is that the trolamine of iron ion modified nano-titanium dioxide quality 1% is as dispersion agent, diatomite, iron ion modified nano-titanium dioxide and trolamine are ground stirring 80 minutes in superfine stirring mill, make it mix, obtain and change the agent of iron ion nano titanium dioxide/diatomite composite photocatalytic;
Step 2, iron ion modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to silicate cement PO42.5, engineering polypropylene fibre, ferric oxide and step one inserted in stirrer and stirs 1 minute, make it be uniformly mixed, then add water and carry out stirring 2 minutes, stir and engineering polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
In above-described embodiment, the operating parameters of superfine stirring mill is rotating speed 1000r/min; Mill Jie bag draws together 3 kinds of diameters, and its ratio is Ф 3mm: Ф 2mm: Ф 1mm=5: 3: 2, ratio of grinding media to material 3: 1.
In above-described embodiment, cement can also adopt P II 42.5 higher level silicate cement or silicate cement PO 42.5 higher level silicate cement.
The invention solves the problem that indoor formaldehyde content increases and metope ftractures, now can not play restraining effect to indoor formaldehyde content for motar metope common in prior art, and have the problem that the diseases such as cracking in various degree occur after a longer time of use, mortar of the present invention by diatomite, the absorption of modified nano-titanium dioxide and the synergy of catalysis, and mixes appropriate polypropylene fibre and overcomes the problems referred to above.
Claims (10)
1. a fiber reinforcement motar, is characterized in that, its raw materials by weight portion meter, comprise cement 150 ~ 200 parts, 150 ~ 200 parts, diatomite, modified nano-titanium dioxide 15 ~ 20 parts, polypropylene fibre 0.8 ~ 1.2 part, mineral dye 6 ~ 10 parts and 250 ~ 300 parts, water.
2. fiber reinforcement motar according to claim 1, it is characterized in that, described modified nano-titanium dioxide is iron ion modified nano-titanium dioxide.
3. fiber reinforcement motar according to claim 1, is characterized in that, also comprise the dispersion agent that quality is modified nano-titanium dioxide quality 1%.
4. fiber reinforcement motar according to claim 3, it is characterized in that, described dispersion agent is trolamine.
5. fiber reinforcement motar according to claim 1, it is characterized in that, described cement is silicate cement P I 42.5, P II 42.5 or P II 42.5 higher level silicate cement, or silicate cement PO42.5 or PO 42.5 higher level silicate cement.
6. fiber reinforcement motar according to claim 1, it is characterized in that, described mineral dye is ferric oxide or chromic oxide.
7. fiber reinforcement motar according to claim 1, it is characterized in that, described polypropylene fibre is engineering polypropylene fibre.
8. the preparation method of fiber reinforcement motar according to any one of claim 1 to 7, is characterized in that, specifically comprise the following steps:
Step one, first diatomite to be mixed with modified nano-titanium dioxide, then adding quality is that the trolamine of modified nano-titanium dioxide quality 1% is as dispersion agent, diatomite, modified nano-titanium dioxide and trolamine are fully ground and mixes, obtained modified nano-titanium dioxide/diatomite composite photocatalytic agent;
Step 2, then modified nano-titanium dioxide/diatomite composite photocatalytic agent obtained to cement, polypropylene fibre, mineral dye and step one to be uniformly mixed, to add water and stir, polypropylene fibre is fully disperseed, obtain fiber reinforcement motar.
9. the preparation method of fiber reinforcement motar according to claim 8, it is characterized in that, the grinding mentioned in described step one carries out in superfine stirring mill, and described step 2 is carried out in stirrer.
10. the preparation method of fiber reinforcement motar according to claim 9, it is characterized in that, the rotating speed of described superfine stirring mill is 1000r/min; Mill Jie bag draws together 3 kinds of diameters, and its ratio is Ф 3mm: Ф 2mm: Ф 1mm=5: 3: 2, ratio of grinding media to material 3: 1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410852454.1A CN104556908A (en) | 2014-12-31 | 2014-12-31 | Fiber-reinforced plastering mortar and preparation method thereof |
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| CN201410852454.1A CN104556908A (en) | 2014-12-31 | 2014-12-31 | Fiber-reinforced plastering mortar and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174840A (en) * | 2015-08-31 | 2015-12-23 | 北京东泰富博新材料科技股份有限公司 | Diatomite and fly ash type caulking agent composition and application thereof |
| CN106316284A (en) * | 2016-08-17 | 2017-01-11 | 上海贝恒化学建材有限公司 | Diatom mud compound inner wall thermal mortar composition and preparation method thereof |
| CN107793054A (en) * | 2017-12-08 | 2018-03-13 | 台州市黄岩恒龙工艺品有限公司 | A kind of cement |
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| CN102936119A (en) * | 2012-11-07 | 2013-02-20 | 浙江大学 | Interior wall decoration material composed of ecological inorganic minerals |
| CN103865335A (en) * | 2014-04-01 | 2014-06-18 | 天津银塔实业有限公司 | Wall paint and preparation method thereof |
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2014
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| CN102936119A (en) * | 2012-11-07 | 2013-02-20 | 浙江大学 | Interior wall decoration material composed of ecological inorganic minerals |
| CN103865335A (en) * | 2014-04-01 | 2014-06-18 | 天津银塔实业有限公司 | Wall paint and preparation method thereof |
Non-Patent Citations (2)
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| 黄显怀等: "《TiO2光催化技术及其在环境领域的应用》", 31 March 2013, 合肥工业大学出版社 * |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174840A (en) * | 2015-08-31 | 2015-12-23 | 北京东泰富博新材料科技股份有限公司 | Diatomite and fly ash type caulking agent composition and application thereof |
| CN105174840B (en) * | 2015-08-31 | 2016-07-06 | 北京东泰富博新材料科技股份有限公司 | A kind of kieselguhr-flyash type underfill composition and application thereof |
| CN106316284A (en) * | 2016-08-17 | 2017-01-11 | 上海贝恒化学建材有限公司 | Diatom mud compound inner wall thermal mortar composition and preparation method thereof |
| CN106316284B (en) * | 2016-08-17 | 2019-01-08 | 上海贝恒人居建设集团有限公司 | Diatom ooze composite inner wall thermal insulation mortar composition and preparation method thereof |
| CN107793054A (en) * | 2017-12-08 | 2018-03-13 | 台州市黄岩恒龙工艺品有限公司 | A kind of cement |
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Application publication date: 20150429 |