CN105417978A - Cement additive for curing organic waste and application of cement additive - Google Patents
Cement additive for curing organic waste and application of cement additive Download PDFInfo
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- CN105417978A CN105417978A CN201510787457.6A CN201510787457A CN105417978A CN 105417978 A CN105417978 A CN 105417978A CN 201510787457 A CN201510787457 A CN 201510787457A CN 105417978 A CN105417978 A CN 105417978A
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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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
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
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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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/10—Accelerators; Activators
- C04B2103/12—Set accelerators
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00767—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a cement additive for curing organic waste and application of the cement additive and aims to solve the problems that when cement curing treatment is conducted on waste containing organic matter, particularly when cement curing treatment is conducted on organic waste liquid with great harm, due to existence of organic matter, a curing body cannot be formed, or the strength or other performance is poor, organic matter even directly jumps to the upper layer of cement paste, and the curing waste treatment process cannot be conducted. The cement additive comprises coagulant, an oil absorption material, microsilica, activated carbon, wood fibers, coal ash and anti-crack fibers. By means of the cement additive, the problems that when the waste containing organic matter is subjected to curing treatment through cement, curing is not formed, and the strength and other performance of the curing body are poor are solved. The cement additive is low in cost, free of toxin and foul smell, less in consumption, safe and reliable, an existing waste curing treatment process and equipment are not needed to be changed, the compressive strength of the obtained cement curing body is larger than 7 MPa and can reach 13 MPa at the maximum, and the cement additive has good application prospect.
Description
Technical field
The present invention relates to refuse process field, especially a kind of cement additire, being specially a kind of cement additire for being solidified with organic waste and application thereof.
Background technology
In the Dredged bed mud in lake, river course, all there is certain organic matter, and in the process such as oil production, use, also can produce a certain amount of earth be polluted by the oil.Such is carried out cement solidification process containing organic mud, is a kind of effective resource regeneration method.Especially for the organic liquid waste (as radioactive ink water-in-oil emulsion, electroplating effluent flocculating settling thing, difficult for biological degradation petrochemical wastewater flocculating settling thing etc.) that some harm is larger, more options cement solidification technique is cured stabilization treatment.
The hydration reaction of cement, is actually the composite chemical occurred between cement clinker Minerals and water and reacts, and make cement progressively multiviscosisty and sclerosis.The intensity of solidified cement body is mainly derived from hole effect between the lattice generation intensity of cement-hydrate and filler particles.Large quantity research shows, organic existence can reduce the solidification treatment effect of mud widely, makes the cured body intensity that cured body can not be shaping or prepared lower.When adopting cement solidification process containing the refuse that organic content is higher, under the deemulsification of cement, organism is often free between cement clinker and water, hinder the hydration reaction process of cement, increase the gap between hydrated cementitious composition granule, and along with the process of maintenance, parcel hydrated cementitious particle, macroscopically show as solidified cement body rare soft can not be shaping or cured body intensity is low, cause the cement solidification stabilization engineering of refuse not realize.
Some scholars (as model Zhaoping, Liu Shuzhuo, TREMBLAYH, reference: model Zhaoping, Zhu Wei, Zhang Chunlei. organic content is to the experimental study [J] of sludge solidification influential effect. rock-soil mechanics, 2005,26 (8): 1327-1334; Liu Shuzhuo, Ba Lingzhen, Yang Yibo etc. the experimental study [J] that organic content affects soil cement intensity. Wuhan University of Technology's journal, 2009,31 (7): 40-43.; TREMBLAYH, DUCHESNEJ, LOCATJ, etal.Influenceofthenatureoforganiccompoundsonfinesoilsta bilizationwithcement [J] .CanadianGeotechnicalJournal, 2002,39:535-546.) research finds, the effect that the organic matter that in mud, ratio is less also will have a strong impact on sludge solidification.Research as Liu Shuzhuo finds: when in refuse during organic content >=4.5%, is organicly formed with restraining effect to cement-earth early strength, and organic content is higher, and restraining effect is stronger; When in refuse during organic content >=12%, cement briquette disintegration becomes fragment, cannot record intensity of test block.When in refuse during organic content >=15%, cement briquette has softening sign.
In actual process, applicant finds: organic existence can affect treatment effect, and time serious, organism is directly altered to grout upper strata, makes solidified cement body can not be shaping, causes cement solidification process refuse engineering to carry out.
Summary of the invention
Goal of the invention of the present invention is: for when carrying out cement solidification process containing organic waste matter, due to the existence of organic matter, make cured body can not the performance such as shaping or intensity not good, when particularly the larger organic liquid waste of some harm being processed, even occur that organism is directly altered to grout upper strata, the problem causing solidification treatment refuse process to carry out, provides a kind of cement additire for being solidified with organic waste and application thereof.When the present invention effectively can solve cement solidification process containing organic waste matter, solidification can not the not good problem of the performance such as shaping, cured body intensity.The present invention's odorless with low cost, nontoxic, consumption is few, safe and reliable, and without the need to changing existing solidification of waste treatment process and equipment, the solidified cement body ultimate compression strength obtained is greater than 7MPa, is up to 13MPa, has good application prospect.
To achieve these goals, the present invention adopts following technical scheme:
For being solidified with a cement additire for organic waste, comprise the component of following mass percent:
Setting accelerator 2 ~ 15%,
Oil absorption material 5 ~ 25%,
SILICA FUME 5 ~ 25%,
Gac 5 ~ 25%,
Wood fibre 5 ~ 25%,
Flyash 5 ~ 25%,
Anti-crack fiber 5 ~ 20%.
Comprise the component of following mass percent:
Setting accelerator 8 ~ 12%,
Oil absorption material 10 ~ 20%,
SILICA FUME 10 ~ 20%,
Gac 10 ~ 20%,
Wood fibre 10 ~ 20%,
Flyash 5 ~ 20%,
Anti-crack fiber 10 ~ 15%.
Described oil absorption material is the oil suction particulate material of super-hydrophobic super-oleophylic or the powder material of super-hydrophobic super-oleophylic.
Described setting accelerator is one or more in calcium formiate, trolamine.
This cement additire adopts the method comprised the steps to be prepared from: take each component, mixing.
The application of the aforementioned cement additire for being solidified with organic waste, is used for the cement solidification process of organic waste by this cement additire.
By this cement additire and cement by ratio of weight and the number of copies (2 ~ 8.5): 100 mix after, for the cement solidification process of organic waste.
For foregoing problems, the invention provides a kind of cement additire for being solidified with organic waste and application thereof.In the present invention, setting accelerator participates in hydrated reaction of cement in solidification treatment containing during organic waste matter, promotes the cementation of hydrated calcium silicate (CSH), refinforced cement grog hydration reaction degree, and the lattice improving Behavior of Hardened Cement Paste generates intensity; Oil absorption material is the oil suction particulate material of super-hydrophobic super-oleophylic or the powder material of super-hydrophobic super-oleophylic, and it can absorb because of partial organic substances free after cement breakdown of emulsion, stops organism on the impact of hydrated reaction of cement and increases space between cement granules; Gac solidification handing-over is inner in body of cement, becomes the framework material of cement, the impact energy that absorption portion Behavior of Hardened Cement Paste is subject to, thus improves the strength and toughness of Behavior of Hardened Cement Paste; SILICA FUME, flyash can be filled in cement-hydrate intergranular space, make solidified cement body inside become microvoid structure (aperture is less than 2um) from original central hole structure (aperture is tens um), improve cured body to the adsorptive power of refuse; Meanwhile, wood fibre, anti-crack fiber are solidificated in body of cement, make body of cement inside form a large amount of fibrous web-like crystalline structure, and the hole suppressing cement matrix inside to exist and the development of defect, improve cracking resistance, the fracture resistance of cured body.The present invention is cooperatively interacted by each component, can strengthen containing performances such as organic solidified cement body intensity.Experimental result also shows further, the present invention can effectively solve cement solidification process refuse containing organic matter higher time, the problem that solidified cement body performance is not good.
In the preparation, take each component by proportioning, after mixing, obtain product.In use, be incorporated in cement by cement additire of the present invention, its incorporation is 2 ~ 8.5% of cement quality.Cement additire of the present invention odorless with low cost, nontoxic, consumption is few, safe and reliable, in use also without the need to changing existing solidification of waste treatment process and equipment, has good application prospect.
After the present invention makes an addition to cement system, can refinforced cement grog hydration reaction degree effectively, the lattice improving Behavior of Hardened Cement Paste generates intensity, preferably resolve cement solidification process refuse containing organic matter higher time, solidified cement body is softening can not shaping, the problem such as cured body intensity is low, also reduce the leaching yield of objectionable impurities (as heavy metal ion) in difficult refuse simultaneously, achieve the cement solidification stabilization containing organic waste matter.
Cement additire of the present invention can be widely used in riverway sludge solidification, the solidification of industrial difficult biochemical treatment organic waste water flocculating settling thing, difficult solidifying cement with radioactive organic waste liquid etc. containing organic waste matter process engineering, is applicable to the various cement such as traditional cements, alkali-activated carbonatite gelling cement, high-alumina cement.The present invention has the effect significantly strengthened containing organic solidified cement body performance, containing cement after organic waste matter, early stage and later strength is all greatly improved in solidification, after process organic waste, gained solidified cement body ultimate compression strength is greater than 7MPa, and can reduce the leaching yield of objectionable impurities in refuse (as heavy metal ion).
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is that embodiment 1 solidifies the solidified cement body obtained.
Fig. 2 is solidified cement body prepared by comparative example 1.
The solidified cement body of Fig. 3 prepared by embodiment 2.
The solidified cement body of Fig. 4 prepared by embodiment 3.
Fig. 5 is the cured body sample adopting alkali-activated carbonatite gelling hydrated cementitious to be formed in comparative example 2.
Solidified cement body sample prepared by Fig. 6 embodiment 5.
Fig. 7 is the SEM figure of cured body sample in comparative example 2.
Fig. 8 is the SEM figure of cured body sample in embodiment 5.
Fig. 9 adopts the present invention to carry out 25L bucket cement solidification experimental result picture to water solution of oil (water oil ratio 1:1) in embodiment 6.
Embodiment
All features disclosed in this specification sheets, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification sheets, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Embodiment 1
Each component is taken: 10% setting accelerator calcium formiate, 10% oil suction particle, the SILICA FUME of 15%, the gac of 15%, the wood fibre of 18%, the flyash of 15%, the anti-crack fiber of 17% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.In the present embodiment, oil absorption material adopts the oil suction particulate material of super-hydrophobic super-oleophylic, is commercially available prod.
Above-mentioned cement additire is joined in conventional silicate cement, in the cement of 100 parts (weight), add 2.5 parts of (weight) cement additires.Adopt the mixture of above-mentioned cement additire and silicate cement, cement solidification process is carried out to radioactive ink water mixed liquid (in this radioactive ink water mixed liquid, all kinds of wet goods organic content about 20 ~ 30%, all the other are water).
After solidification, solidified cement body 28d ultimate compression strength is 12.2MPa, and cured body does not ooze out free fluid, and 42d ion leaching yield is 3.4 × 10
-5cm/d.
Cured body pictorial diagram is shown in Fig. 1, and cured body surface drying, does not ooze out free fluid, and ultimate compression strength is high.
Comparative example 1
Get with embodiment 1 identical radioactive ink water mixed liquid (in this radioactive ink water mixed liquid, all kinds of wet goods organic content about 20 ~ 30%, all the other are water), be cured process with conventional silicate cement.After stirring, in maintenance processes, inner bucket water material-mud is rare soft state always, and about 8cm height liquid is oozed out on upper strata; After 5d, after being blotted by transudate oil absorption material, continue maintenance inner bucket water earth to 28 day, as shown in Figure 2, whole body of cement is surface is sticky shape to cured body form, through detecting, in curing vessel, cement has significantly softening sign, the failure of waste liquid cement solidification stabilization treatment.
By comparing of embodiment 1 and comparative example 1, can find: embodiment 1 adopts additive of the present invention to be cured, the solidified cement body of solidification gained as shown in Figure 1, this cured body surface drying, do not ooze out free fluid, ultimate compression strength is high; And the radioactive ink water mixed liquid that comparative example adopts identical silicate cement process identical, as shown in Figure 2, this cured body surface is in thick for the form after solidification, and in container, cement has significantly softening sign, cannot record strength of cement.
Embodiment 2
Each component is taken: 15% setting accelerator calcium formiate, 15% oil suction particle, the SILICA FUME of 10%, the gac of 10%, the wood fibre of 15%, the flyash of 20%, the anti-crack fiber of 15% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.In the present embodiment, oil absorption material adopts the netted material of super-hydrophobic super-oleophylic, is commercially available prod.
Above-mentioned cement additire is joined in conventional silicate cement, add 8.5 parts of cement additires in 100 parts of (weight) silicate cements, obtain the first reactant.Adopt first reactant of the present embodiment, cement solidification process is carried out to radioactive ink water-in-oil emulsion (in this radioactive ink water-in-oil emulsion, water oil ratio 1:1 emulsification forms emulsion).
Prepared solidified cement body as shown in Figure 3.After solidification, solidified cement body surface drying, does not ooze out free fluid, and 28 days ultimate compression strength is 9.8MPa, 42d ion leaching yield is 4.5 × 10
-5cm/d.Visible, solidified cement body surface drying prepared by the present embodiment, hole is few, does not ooze out free fluid, and ultimate compression strength is high, and ion leaching yield is lower.
Embodiment 3
Each component is taken: 15% setting accelerator calcium formiate, 5% oil suction particle, the SILICA FUME of 17%, the gac of 18%, the wood fibre of 15%, the flyash of 14%, the anti-crack fiber of 16% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.
Above-mentioned cement additire is joined in conventional silicate cement, in 100 parts of (weight) silicate cements, add 2 parts of cement additires.Adopt the mixture of above-mentioned cement additire and silicate cement, cement solidification process is carried out to electroplating effluent flocculating settling thing.
Prepared solidified cement body as shown in Figure 4.After measured, the solidified cement body intensity obtained after the present embodiment solidification is that 10.2MPa, 42d ion leaching yield is for being less than 1 × 10
-5cm/d.Meanwhile, cured body surface drying prepared by the present embodiment, do not ooze out free fluid, ultimate compression strength is high, and ion leaching yield is lower.
Embodiment 4
Each component is taken: 15% setting accelerator calcium formiate, 8% oil suction particle, the SILICA FUME of 20%, the gac of 17%, the wood fibre of 17%, the flyash of 20%, the anti-crack fiber of 18% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.
Above-mentioned cement additire is joined in conventional silicate cement, in 100 parts of (weight) cement, add 4 parts of cement additires.Adopt the mixture of the silicate cement of the present embodiment cement additive, cement solidification process is carried out to simulated oil contaminated soil.
After measured, after the solidification obtained after the present embodiment solidification, solidified cement body intensity is 8.5MPa, and cured body does not ooze out free fluid.
Embodiment 5
Each component is taken: 2% setting accelerator calcium formiate, 10% oil suction particle, the SILICA FUME of 18%, the gac of 17%, the wood fibre of 17%, the flyash of 18%, the anti-crack fiber of 18% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.
Above-mentioned cement additire is joined in alkali-activated carbonatite gelling cement, in 100 parts of (weight) alkali-activated carbonatite gelling cement, add 5.5 parts of cement additires.Adopt the mixture of above-mentioned cement additire and alkali-activated carbonatite gelling cement, cement solidification process is carried out to radioactive ink water-in-oil emulsion (in this radioactive ink water-in-oil emulsion, water oil ratio 1:1 emulsification forms emulsion).
After measured, after solidification, the solidified cement body of the present embodiment 28 days intensity is 13.4MPa, 42d ion leaching yield is 8.9 × 10
-6cm/d.
Comparative example 2
Get with embodiment 5 identical radioactive ink water-in-oil emulsion (in this radioactive ink water-in-oil emulsion, water oil ratio 1:1 emulsification forms emulsion), be cured process with alkali-activated carbonatite gelling cement.
Fig. 5 is the cured body sample adopting alkali-activated carbonatite gelling hydrated cementitious to be formed in comparative example 2, solidified cement body sample prepared by Fig. 6 embodiment 5.
Respectively the sample of comparative example 2, embodiment 5 is carried out SEM scanning, as shown in Figure 7, the SEM figure of embodiment 5 as shown in Figure 8 for the SEM figure of comparative example 2.
Cured body passes through sem analysis, microtexture shows: it is larger that alkali-activated carbonatite gelling hydrated cementitious forms Behavior of Hardened Cement Paste inter-granular porosity, after adding additive of the present invention, cured body hole diminishes, portions additive is as cement framework material, make body of cement inside form a large amount of fibrous web-like crystalline structure, to organic matter, there is good adsorption, improve intensity and the toughness of Behavior of Hardened Cement Paste simultaneously.
Embodiment 6
Each component is taken: 5% setting accelerator calcium formiate, 15% oil suction particle, the SILICA FUME of 18%, the gac of 17%, the wood fibre of 17%, the flyash of 18%, the anti-crack fiber of 10% by following mass percent.The each component taken is pulverized, mixed, obtains cement additire.
Above-mentioned cement additire is joined in aluminosulfate cement, in 100 parts of (weight) cement, adds 5 parts of cement additires.Adopt the cement additire of the present embodiment and the mixture of aluminosulfate cement, the cement solidification of 25L bucket is carried out to radioactive ink water-in-oil emulsion (water oil ratio 1:1 emulsification forms emulsion) and expands checking.
After measured, the present embodiment solidification after obtain solidified cement body surface drying, do not ooze out free fluid, 28 days ultimate compression strength is 11.8MPa.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (7)
1. for being solidified with a cement additire for organic waste, it is characterized in that, comprising the component of following mass percent:
Setting accelerator 2 ~ 15%,
Oil absorption material 5 ~ 25%,
SILICA FUME 5 ~ 25%,
Gac 5 ~ 25%,
Wood fibre 5 ~ 25%,
Flyash 5 ~ 25%,
Anti-crack fiber 5 ~ 20%.
2. according to claim 1 for being solidified with the cement additire of organic waste, it is characterized in that, comprising the component of following mass percent:
Setting accelerator 8 ~ 12%,
Oil absorption material 10 ~ 20%,
SILICA FUME 10 ~ 20%,
Gac 10 ~ 20%,
Wood fibre 10 ~ 20%,
Flyash 5 ~ 20%,
Anti-crack fiber 10 ~ 15%.
3. according to claim 1 or 2 for being solidified with the cement additire of organic waste, it is characterized in that, described oil absorption material is the oil suction particulate material of super-hydrophobic super-oleophylic or the powder material of super-hydrophobic super-oleophylic.
4. according to claim 1 or 2 or 3 for being solidified with the cement additire of organic waste, it is characterized in that, described setting accelerator is one or more in calcium formiate, trolamine.
5. according to any one of claim 1 ~ 4 for being solidified with the cement additire of organic waste, it is characterized in that, this cement additire adopts the method comprised the steps to be prepared from: take each component, mixing.
6. according to any one of claim 1 ~ 5 for being solidified with the application of the cement additire of organic waste, it is characterized in that, this cement additire is used for the cement solidification process of organic waste.
7. apply according to claim 6, it is characterized in that, by this cement additire and cement by ratio of weight and the number of copies (2 ~ 8.5): 100 mix after, for the cement solidification process of organic waste.
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| CN107324726A (en) * | 2017-08-04 | 2017-11-07 | 福建港湾岩土工程集团有限公司 | A kind of mud powder nanometer weak soil modifying agent and preparation method thereof |
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| CN108231234B (en) * | 2017-12-29 | 2019-08-02 | 中国工程物理研究院材料研究所 | A kind of the electrochemicial oxidation device and electrochemical oxidation method for treating of Spent Radioactive machine oil |
| CN111292865A (en) * | 2018-12-06 | 2020-06-16 | 国家电投集团远达环保工程有限公司重庆科技分公司 | Radioactive waste oil cement solidified body and preparation method thereof |
| CN111292865B (en) * | 2018-12-06 | 2022-02-25 | 国家电投集团远达环保工程有限公司重庆科技分公司 | Radioactive waste oil cement solidified body and preparation method thereof |
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