CN110156394A - A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate - Google Patents
A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate Download PDFInfo
- Publication number
- CN110156394A CN110156394A CN201910292383.7A CN201910292383A CN110156394A CN 110156394 A CN110156394 A CN 110156394A CN 201910292383 A CN201910292383 A CN 201910292383A CN 110156394 A CN110156394 A CN 110156394A
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- China
- Prior art keywords
- plastic packaging
- packaging material
- useless plastic
- cement
- useless
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Classifications
-
- 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
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate, it is characterized by comprising following steps: S1, sieve material ingredient: S2, mixing: taking and is mixed by useless plastic packaging material powder, 0.5 part of river sand, 0.2 part of lime, 0.125 part of naphthalene series high-efficiency water-reducing agent, the 0.01 part of early strength agent of 1 part of standard cement, 2 parts of drying processing by mass, then becomes a prefabrication with 0.5 ratio of mud mixing；S3, enter mold forming；S4, die sinking maintenance.Using discarded plastic packaging material material, saving and protection natural sand stone resource passes through and naphthalene series high-efficiency water-reducing agent is added for efficient process of the present invention; liquid material is enhanced to the effect of impregnation of filler; the utilization rate of useless plastic packaging is further improved, improves the intensity of finished product, and there is certain economic benefit.
Description
Technical field
It is the present invention relates to cement brick manufacturing technology field, in particular to a kind of using useless plastic packaging material as the unburned water of aggregate
The preparation method of adobe.
Background technique
Cement brick refers to using flyash, cinder, natural sand etc. (one or several kinds of the above raw material) as primary raw material,
Coagulator is done with cement, a kind of novel wall material manufactured without high-temperature calcination is referred to as cement brick.Cement brick self weight compared with
Gently, intensity is higher, without firing, can do material with the pollutant flyash of power plant, more environmentally friendly, and country is pushing greatly
Extensively.Cement brick needs to expect before production to be mixed evenly, and most important or reasonable match ratio, such ability
Produce mass preferably cement brick.
Epoxy-plastic packaging material (EMC) and phenolic aldehyde plastic packaging material (PMC) belong to moulding compound material after molding, since it is with excellent
Good electric property, mechanical performance, heat resistance, chemical corrosion resistance, and various moulding process are adapted to, so being widely used
In electronics industry, electric motor of automobile, electric tool etc..Moulding compound is a kind of semidry method manufacture glass-fiber reinforced thermo-setting product
Intermediate materials are molded, by unsaturated polyester resin class, lower shrinkage/low-contour additive, initiator, inner pattern releasing agent applicable, mineral filler
Etc. paste is pre-mixed into, add thickener, colorant etc., the glass fibre with different length, in dedicated material kettle into
Row stirring, carries out thickening, ultimately forms the intermediary material of bulk, can be used for being molded and being molded.
With the development of industry, the dosage of plastic packaging material is continuously increased, and plastic packaging material class material waste quantity also sharply increases,
Belong to thermosetting resin base plastic packaging material is not degradable and recycling, traditional processing method is to bury and burn, but due to this
A little buried a century of waste material are stale-proof, and bury and to occupy a large amount of soil and polluted underground water, and burn the black smoke generated and toxic
Gas had not only polluted environment but also had been detrimental to health, and processing cost is higher, and treating capacity is limited, useless far from plastic packaging material class material is met
The requirement of gurry increasing number.
Cement brick needs that there is certain mechanical property can just be put into use, mainly uses natural sand stone etc. as increasing
Strong material, but with the fast development of building trade, the demand of sandstone is increasing, and people are to natural sand stone resource transition
Exploitation utilizes, and causes natural sand resource more and more rare.Reinforcing material in plastic packaging material has using fine sand, chopped strand, non-twist
Rove, high silica fiber, carbon fiber, asbestos fibre, nylon fiber, aramid fiber etc..So using certain means, reasonably
Such waste can not only be efficiently used using useless plastic packaging material substitution partial natural sands stone, pollution is reduced, can more protect saving day
Right sand and stone resources.
Water-reducing agent is a kind of under conditions of maintaining the cement products slump to be basically unchanged, and can be reduced the mixed of mixing water amount
Solidifying soil additive.Belong to anionic surfactant mostly, there is naphthalene sulphonate formaldehyde polymer etc..After concrete mix is added
There is peptizaiton to cement granules, its workability can be improved, reduces unit consumption of water, improve the mobility of concrete mix；
Or unit cement consumption is reduced, save cement.
The country is there has been no cement brick is added by useless plastic packaging material class waste material, and the performance for producing cement brick reaches state
Family's standard.
Useless plastic packaging material particle has certain hydrophobicity, can inhibit hydrated reaction of cement by limiting the movement of water.
Adhesive strength between useless plastic packaging material surface and cement slurry is lower, need to adjust proper ratio, add suitable diminishing
Agent and early strength agent can just be made to molding slurry.
Useless plastic packaging material particle and cement need to be modulated to suitable ratio, and product just may make to reach effective intensity.
Plastic packaging material particle give up relative to natural sand, density is equivalent to 80% of natural sand or so, and due to its surface, there are one
Layer organic component, aggregate intensity are slightly below natural sand.The weight of product can reduce 10%- than the natural article of same volume
20%, mean intensity can reach 45Mpa or more and bending resistance is because the presence of organic component has mentioning for 5%-10% or so
It is high.
Summary of the invention
Using discarded plastic packaging material material, saving and protection natural sand stone resource passes through and naphthalene system is added for efficient process of the present invention
High efficiency water reducing agent enhances liquid material to the effect of impregnation of filler, further improves the utilization rate of useless plastic packaging, improve finished product
Intensity, and there is certain economic benefit.
Realizing the technical solution of the object of the invention is: a kind of that useless plastic packaging material is used to increase by force as the burn-free cement brick of aggregate
The preparation method of degree, comprising the following steps:
S1, sieve material ingredient: useless plastic packaging material is ground to powder using pulverizer, powder is sifted out into 20 mesh~100 mesh portion
Divide and carries out drying and processing；
S2, mixing: take by 1 part of standard cement, the processing of 2 parts of dryings by mass useless plastic packaging material powder, 0.5
Part river sand, 0.2 part of lime, 0.125 part of naphthalene water reducer, 0.01 part of early strength agent are mixed, then with 0.5 ratio of mud
Mixing becomes a prefabrication；
S3, enter mould: after being stirred again with planetary mixer, take its on jolt ramming platform by brush mould die for molding or
2800~3000 times/min of frequency of use, the die for molding by brush mould on amplitude 0.75mm shake table；
S4, die sinking maintenance: examination body gang mould conserves in moisture for 24 hours together, then demoulds and detects in fog room to standard
Intensity.
After adopting the above technical scheme, the present invention have the effect of it is following positive:
(1) there has been no the ways that useless plastic packaging material class material is added to cement brick for the present invention country, and produce cement brick
Performance is unable to reach brick class national standard.
(2) present invention is substituted sandstone as aggregate fraction, and cement system can be made by adding a small amount of river sand and other reagents
Product increase strength and toughness, intensity is promoted to 44-48Mpa by 40-45Mpa, and reduces the use of quartz sand, thus reduce at
This 15-20%.
(3) further using discarded plastic packaging material material, saving and protection natural sand stone resource passes through efficient process the present invention
Naphthalene series high-efficiency water-reducing agent is added, enhances liquid material to the effect of impregnation of filler, further improves the utilization rate of useless plastic packaging, improves
The intensity of finished product, and there is certain economic benefit.
Detailed description of the invention
Fig. 1 is flow sheet of the invention.
Specific embodiment
(embodiment 1)
Seeing Fig. 1, the present invention is a kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate,
It is characterized by comprising following steps:
S1, sieve material ingredient: useless plastic packaging material is ground to powder using pulverizer, powder is sifted out into 20 mesh~100 mesh portion
Divide and carries out drying and processing；
S2, mixing: take by 1 part of standard cement, the processing of 2 parts of dryings by mass useless plastic packaging material powder, 0.5
Part river sand, 0.2 part of lime, 0.125 part of naphthalene water reducer, 0.01 part of early strength agent are mixed, then with 0.5 ratio of mud
Mixing becomes a prefabrication；
S3, enter mould: after being stirred again with planetary mixer, take its on jolt ramming platform by brush mould die for molding or
2800~3000 times/min of frequency of use, the die for molding by brush mould on amplitude 0.75mm shake table；
S4, die sinking maintenance: examination body gang mould conserves in moisture for 24 hours together, then demoulds and detects in fog room to standard
Intensity.
A standard cement is that I type portland cement is that the label of cement is the portland cement of standard 42.5.Mainly contain
CaO、SiO2、Al2O3、Fe2O3Raw material, wear into fine powder burn to the be able to calcium silicates of partial melting be main mineral constituent hydraulic
Property gum material.Wherein calcium silicates mineral are not less than 66%, and calcium oxide and siliconoxide mass ratio are not less than 2.0.
Water-reducing agent ingredient are as follows: naphthalenesulfonate formaldehyde condensation compound liquid is sepia viscous fluid.
Useless plastic packaging material main chemical compositions are as follows:
| Title | Phenolic resin | Epoxy resin | Silica | Pregnancy urotropine | Lubricant etc. |
| Useless plastic packaging material | 27% | 3% | 65% | 3% | 2% |
The same mesh number model that the sample of prior art production is handled for a standard cement of quality meter, 1.5 parts of dryings
The useless plastic packaging material powder enclosed is mixed, and then mixes manufactured sample with 0.48 ratio of mud.Since useless plastic packaging particle has centainly
Hydrophobicity, when ratio is inappropriate, can by limit water movement come inhibit hydrated reaction of cement and can not mix it is uniform.If but
More water are added, finished product mechanical strength can be greatly reduced.
To prepared by embodiment 1 having a size of 40mm x 40mm x 160mm prism carry out normal intensity test and with
Sample prepared by the prior art carries out performance comparison, the result is as follows:
Table 1
By implementing above-described embodiment, compared with prior art, the present invention is substituted sandstone as aggregate fraction, then plus
Entering a small amount of river sand and other reagents can make cement products increase strength and toughness, and intensity is promoted to 44-48Mpa by 40-45Mpa,
And reduce the use of quartz sand, to reduce cost 15-20%.
Naphthalene water reducer, which is adsorbed in cement particle surface, makes particle show electrical property, between particle due to band identical charges phase
Mutually repel, makes cement granules by dispersion and discharge extra moisture between particle and generate water-reduction.
Due to containing some thermosetting resin component in plastic packaging material, cement can be made by being substituted sandstone as aggregate fraction
Product increases toughness, fire resistance etc., but can reduce a part of mechanical strength simultaneously, so cement and useless plastic packaging in product need to be adjusted
The ratio of material makes cement tile product meet national standard.
The present invention customizes, the resin and reinforcing material type in the useless plastic packaging material of difference according to ingredient comprehensive in useless plastic packaging material
When ratio difference, material proportion in cement brick need to be adjusted.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention
Within the scope of shield.
Claims (1)
1. a kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate, which is characterized in that including
Following steps:
S1, sieve material ingredient: useless plastic packaging material is ground to powder using pulverizer, by powder sift out 20 mesh~100 mesh part into
Row drying and processing；
S2, mixing: take by the useless plastic packaging material powder of 1 part of cement, the processing of 2 parts of dryings by mass, 0.5 part of river sand,
0.2 part of lime, 0.125 part of naphthalene water reducer, 0.01 part of early strength agent are mixed, then with 0.5 ratio of mud mixing at
For a prefabrication；
S3, enter mould: after being stirred again with planetary mixer, taking its die for molding or use by brush mould on jolt ramming platform
2800~3000 times/min of frequency, the die for molding by brush mould on amplitude 0.75mm shake table；
S4, die sinking maintenance: examination body gang mould after molding conserves for 24 hours in moisture together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292383.7A CN110156394A (en) | 2019-04-12 | 2019-04-12 | A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292383.7A CN110156394A (en) | 2019-04-12 | 2019-04-12 | A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110156394A true CN110156394A (en) | 2019-08-23 |
Family
ID=67639125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910292383.7A Pending CN110156394A (en) | 2019-04-12 | 2019-04-12 | A kind of preparation method for using useless plastic packaging material to increase intensity as the burn-free cement brick of aggregate |
Country Status (1)
| Country | Link |
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| CN (1) | CN110156394A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR790001810B1 (en) * | 1978-03-04 | 1979-12-20 | 박율 | Method of manufacturing for light-brick by formed plastic |
| CN1429788A (en) * | 2001-12-29 | 2003-07-16 | 张乃嬿 | Method of combining house refuse and concrete and its regenerated construction material product |
| CN101723623A (en) * | 2008-10-26 | 2010-06-09 | 董四清 | Technology for producing wall material by using waste |
| US20140187732A1 (en) * | 2013-01-02 | 2014-07-03 | PosiBond LLC | Grout and mortar compositions |
| CN109133750A (en) * | 2018-10-24 | 2019-01-04 | 常州厚德再生资源科技有限公司 | A kind of preparation method of the burn-free cement brick of novel waste plastic packaging material as aggregate |
-
2019
- 2019-04-12 CN CN201910292383.7A patent/CN110156394A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR790001810B1 (en) * | 1978-03-04 | 1979-12-20 | 박율 | Method of manufacturing for light-brick by formed plastic |
| CN1429788A (en) * | 2001-12-29 | 2003-07-16 | 张乃嬿 | Method of combining house refuse and concrete and its regenerated construction material product |
| CN101723623A (en) * | 2008-10-26 | 2010-06-09 | 董四清 | Technology for producing wall material by using waste |
| US20140187732A1 (en) * | 2013-01-02 | 2014-07-03 | PosiBond LLC | Grout and mortar compositions |
| CN109133750A (en) * | 2018-10-24 | 2019-01-04 | 常州厚德再生资源科技有限公司 | A kind of preparation method of the burn-free cement brick of novel waste plastic packaging material as aggregate |
Non-Patent Citations (3)
| Title |
|---|
| JIAN ZHOU: "Recycling of sheet molding compound as concrete admixure", 《UNIVERSITY OF WINDSOR》 * |
| 周洪燕等: "《土木工程材料》", 31 August 2018, 北京理工大学出版社 * |
| 张海波等: "塑料骨料对水泥砂浆性能的影响", 《建筑材料学报》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190823 |
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| RJ01 | Rejection of invention patent application after publication |