CN106147713A - High-adsorbability composite snow-melting deicing agent and preparation method thereof - Google Patents

High-adsorbability composite snow-melting deicing agent and preparation method thereof Download PDF

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Publication number
CN106147713A
CN106147713A CN201610506793.3A CN201610506793A CN106147713A CN 106147713 A CN106147713 A CN 106147713A CN 201610506793 A CN201610506793 A CN 201610506793A CN 106147713 A CN106147713 A CN 106147713A
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China
Prior art keywords
snow
agent
melting
hour
auxiliary agent
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Pending
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CN201610506793.3A
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Chinese (zh)
Inventor
胡辉
唐岩
高岳巢
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ANHUI UNION SAFE TECHNOLOGY CO LTD
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ANHUI UNION SAFE TECHNOLOGY CO LTD
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Priority to CN201610506793.3A priority Critical patent/CN106147713A/en
Publication of CN106147713A publication Critical patent/CN106147713A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • C09K3/18Materials not provided for elsewhere for application to surfaces to minimize adherence of ice, mist or water thereto; Thawing or antifreeze materials for application to surfaces
    • C09K3/185Thawing materials

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The invention discloses a high-adsorptivity composite snow-melting deicing agent, crushed corncobs and mushroom residues are swelled by aqueous fluorocarbon emulsion and filled, the cell walls of the crushed corncobs and the mushroom residues are enhanced, the emulsion is filled in gaps among staggered fibers, the combination between the fibers is enhanced, more micropores are introduced after carbonization, the adsorption capacity is improved, meanwhile, pyroligneous liquor is used for replacing glacial acetic acid, modified talcum powder is used as a calcium-magnesium precursor and mixed to prepare the snow-melting agent, finally, the prepared snow-melting agent and an anti-skid auxiliary agent are wrapped for granulation, and drying is carried out to prepare the composite snow-melting deicing agent, so that the cost is low, the freezing point can be quickly reduced after ice and snow are melted, and residual liquid can be adsorbed by the anti-skid auxiliary agent to prevent road surface corrosion.

Description

A kind of high adsorption composite snow-melting deicer and preparation method thereof
Technical field
The present invention relates to Snow Agent technical field, particularly relate to a kind of high adsorption composite snow-melting deicer and making side thereof Method.
Background technology
Winter, ice and snow was the factor group having a strong impact on transportation, and icy road accumulated snow is to affect China mostly The important safety hidden danger that district's traffic in winter runs, makes traffic capacity decline to a great extent, and easily causes vehicle accident, the soonest Speed ice-melt snow removing becomes China's traffic in winter undoubtedly and runs the unobstructed key issue needing solution badly, and Snow Agent produces therewith.
Snow Agent as its name suggests, is used to reduce the salt of ice and snow freezing point, and its effect is deicing or snow melting, because of its use simply, Deicing snow melt is effective waits many merits, mainly as the snow removing of the facilities such as urban road, highway, airport, harbour, bridge Changing ice, some Snow Agent also act as agent for quick melting and the antifreezing admixture etc. of architectural engineering winter construction ice dissolution.Snow Agent Road, concrete component, bridge facility can not there be is infringement after using, flowers, plants and trees, crops, animal and right can not be destroyed People has infringement.At present, the villaumite type agent for melting ice and removing snow with sodium chloride as representative is widely used in different kinds of roads ice-melt snow removing, And the environmental problem using chloride Snow Agent to cause for a long time highlights the most day by day, the chloride ion corrosiveness to road and bridge is right The impact of plant growing, causes the extensive concern of people to problems such as the pollutions of water body.The eighties in 20th century, U.S. DOT is public Department develops environment-friendly type calcium acetate magnesium salt (CMA) Snow Agent first, its low corrosivity and to the less harmful of vegetation by the world Recognized by.But, due to the price problem of its raw material acetic acid so that CMA Snow Agent is difficult to Rapid Popularization, China is only at aircraft The minority places such as field use.Therefore, use cheap acetic acid and calcium, magnesium predecessor to research and develop the calcium acetate of low cost Magnesium salt Snow Agent, becomes the important subject eradicating the harm of chloride salt Snow Agent.
" preparation of a kind of low-cost environment-friendly Snow Agent and performance study " selected works are selected by biomass waste material (straw, wood Bits etc.) the russet waste liquid of generation during carbonization fuel gas, biodegradable and low cost wood vinegar is raw material, Its acetic acid content of wood vinegar raw material used by this method is up to 6%-12%, and possibly together with a small amount of propanoic acid (about 0.6%), formic acid is (about 0.3%), phenol, tar etc., have studied the process of the CMA class Snow Agent of preparation low cost, products obtained therefrom is low-carbon (LC) mixing Calcium magnesium carboxylate, by a series of performance tesies of Snow Agent are shown, its snow melt temperature low (minimum up to-34 DEG C), snow melt Efficiency is high (up to 208.3 cm3Snow/g Snow Agent), to the no corrosion such as metal, flowers and plants and infringement, the performance of each side is equal It is better than the villaumite Snow Agent such as sodium chloride.
Current existing Snow Agent has powder and two kinds of forms of liquid, and liquid is sprayed on ice and snow face with atomizing type melts Changing ice and snow, be uniformly dispersed but easily infiltrate into road surface, can bring certain corrosion-damaged, being directly spread on snow face of powder is melted Snow, but intensity is low and density little Yi is blown to four winds, and causes disperseing uneven, and snow melt effect declines, it is necessary to is improved and makes The snow melt deicer that intensity is high, had not only been difficult to be blown to four winds by car crushing difficulty but also have preferably heat absorption, absorption property, had accelerated snow melt Deicing speed also has low corrosion, pollutes the spies such as little, little to plant injury, combination property is high, function diversification, storage convenience Property.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of high adsorption composite snow-melting deicer and Its manufacture method.
The present invention is achieved by the following technical solutions:
A kind of high adsorption composite snow-melting deicer, is prepared by the raw materials in: wood vinegar 69-72, Pulvis Talci 14- 16, slaked lime 7-9, activated carbon 4-6, discarded machine oil 2-3, enteromorpha fiber 9-11, broken corn cob 21-24, mushroom residue 10-12, water Property fluorine carbon emulsion 16-17, diammonium phosphate 1-3.
The manufacture method of described a kind of high adsorption composite snow-melting deicer, comprises the following steps:
(1) broken corn cob is dried to moisture content < 25%, attrition grinding crosses 200 mesh dusting covers, adds water-base fluorocarbon emulsion, mushroom residue Stirring and evenly mixing stands 12-14 hour, pelletize, puts in 80-100 DEG C of baking oven and is dried 10-12 hour, under nitrogen protection in 700- 1000 DEG C sinter 20-30 minute, obtain anti-skidding auxiliary agent;
(2) by slaked lime, Pulvis Talci stirring and evenly mixing, dipping 10-12 in the ammonium dibasic phosphate solution that mass fraction is 6-8% is put into Hour, ultrasonic grinding 10-15 minute, it is spray-dried to obtain mixed material;
(3) mixed material that step (2) prepares is put into that to regulate pH in wood vinegar be about 8.5 at room temperature to react 2-3 hour, It is filtered to remove insoluble matter, carries out filtrate concentrating, evaporating;
(4) anti-skidding auxiliary agent stirring and evenly mixing step (3) material and step (1) prepared, adds discarded machine oil, enteromorpha fiber, fits Amount water and other residual componentss are ground 20-30 minute, pelletize, oven drying at low temperature, discharging.
The invention have the advantage that broken corn cob, mushroom residue are enhanced after water-base fluorocarbon emulsion swollen, filling by the present invention Its cell wall and emulsion are filled in staggered interfibrous space, enhance fiber and interfibrous combination, introduce relatively after carbonization Many micropores, absorbability is improved, and the present invention substitutes glacial acetic acid with wood vinegar simultaneously, with modified Pulvis Talci as calcium and magnesium Both predecessors are mixed to prepare Snow Agent, more prepared Snow Agent and anti-skidding auxiliary agent are wrapped up pelletize, dry prepared compound Snow melt deicer low cost, can reduce rapidly freezing point after meeting ice dissolution, and debris can be corroded road by anti-skidding auxiliary agent adsorption preventing Face, the scope of Applicable temperature of the present invention is wide, after adding activated carbon, it is possible to absorb solar energy, provides energy for snow melt deicing.
Detailed description of the invention
A kind of high adsorption composite snow-melting deicer, is prepared by the raw materials in: wood vinegar 69, Pulvis Talci 14, Slaked lime 7, activated carbon 4, discarded machine oil 2, enteromorpha fiber 9, broken corn cob 21, mushroom residue 10, water-base fluorocarbon emulsion 16, phosphoric acid hydrogen Diammonium 1.
The manufacture method of described a kind of high adsorption composite snow-melting deicer, comprises the following steps:
(1) broken corn cob is dried to moisture content < 25%, attrition grinding crosses 200 mesh dusting covers, adds water-base fluorocarbon emulsion, mushroom residue Stirring and evenly mixing stands 12 hours, pelletize, puts into and is dried in 80 DEG C of baking ovens 10 hours, sinters 20 points in 700 DEG C under nitrogen protection Clock, obtains anti-skidding auxiliary agent;
(2) by slaked lime, Pulvis Talci stirring and evenly mixing, put in the ammonium dibasic phosphate solution that mass fraction is 6% and impregnate 10 hours, Ultrasonic grinding 10 minutes, is spray-dried to obtain mixed material;
(3) mixed material that step (2) prepares is put into that to regulate pH in wood vinegar be about 8.5 at room temperature to react 2 hours, mistake Filter insoluble matter, carry out filtrate concentrating, evaporating;
(4) anti-skidding auxiliary agent stirring and evenly mixing step (3) material and step (1) prepared, adds discarded machine oil, enteromorpha fiber, fits Amount water and other residual componentss are ground 20 minutes, pelletize, oven drying at low temperature, discharging.
Its snow melt temperature of composite snow-melting deicer utilizing the present invention to prepare is minimum up to-38 DEG C, and snow melt efficiency is up to 211.2cm3Snow/g Snow Agent, to the no corrosion such as metal, flowers and plants and infringement, the performance of each side is superior to the chlorine such as sodium chloride Salt Snow Agent.

Claims (2)

1. a high adsorption composite snow-melting deicer, it is characterised in that be prepared by the raw materials in: wood vinegar 69- 72, Pulvis Talci 14-16, slaked lime 7-9, activated carbon 4-6, discarded machine oil 2-3, enteromorpha fiber 9-11, broken corn cob 21-24, mushroom Mushroom slag 10-12, water-base fluorocarbon emulsion 16-17, diammonium phosphate 1-3.
The manufacture method of a kind of high adsorption composite snow-melting deicer the most according to claim 1, it is characterised in that include Following steps:
(1) broken corn cob is dried to moisture content < 25%, attrition grinding crosses 200 mesh dusting covers, adds water-base fluorocarbon emulsion, mushroom residue Stirring and evenly mixing stands 12-14 hour, pelletize, puts in 80-100 DEG C of baking oven and is dried 10-12 hour, under nitrogen protection in 700- 1000 DEG C sinter 20-30 minute, obtain anti-skidding auxiliary agent;
(2) by slaked lime, Pulvis Talci stirring and evenly mixing, dipping 10-12 in the ammonium dibasic phosphate solution that mass fraction is 6-8% is put into Hour, ultrasonic grinding 10-15 minute, it is spray-dried to obtain mixed material;
(3) mixed material that step (2) prepares is put into that to regulate pH in wood vinegar be about 8.5 at room temperature to react 2-3 hour, It is filtered to remove insoluble matter, carries out filtrate concentrating, evaporating;
(4) anti-skidding auxiliary agent stirring and evenly mixing step (3) material and step (1) prepared, adds discarded machine oil, enteromorpha fiber, fits Amount water and other residual componentss are ground 20-30 minute, pelletize, oven drying at low temperature, discharging.
CN201610506793.3A 2016-07-01 2016-07-01 High-adsorbability composite snow-melting deicing agent and preparation method thereof Pending CN106147713A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201610506793.3A CN106147713A (en) 2016-07-01 2016-07-01 High-adsorbability composite snow-melting deicing agent and preparation method thereof

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101085910A (en) * 2007-07-11 2007-12-12 吉林省交通科学研究所 Environment-friendly type road soft anti-slip material
CN101629065A (en) * 2009-08-14 2010-01-20 华南理工大学 Environment protection snow-dissolved agent and preparation method thereof
CN105567163A (en) * 2016-01-13 2016-05-11 田丹 Preparation method of environment-friendly snow melting agent

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101085910A (en) * 2007-07-11 2007-12-12 吉林省交通科学研究所 Environment-friendly type road soft anti-slip material
CN101629065A (en) * 2009-08-14 2010-01-20 华南理工大学 Environment protection snow-dissolved agent and preparation method thereof
CN105567163A (en) * 2016-01-13 2016-05-11 田丹 Preparation method of environment-friendly snow melting agent

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Application publication date: 20161123

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