CN105174856A - Silt curing agent for making silt have high plasticity - Google Patents

Abstract

The present invention discloses a silt curing agent for making silt have high plasticity, wherein the silt curing agent is prepared from the following raw materials by weight: 1-3 parts of white portland cement clinker, 0.3-0.6 part of sodium silicate, 1-3 parts of emulsified bitumen, 0.4-0.8 part of carbon fibers, 0.03-0.08 part of sawdust, 2-4 parts of palygorskite, 2-3 parts of expanded perlite, 0.3-0.35 part of rice husk, 1-3 parts of magnesium hydroxide, 1.5-2 parts of carbon nano-tubes, 0.2-0.4 part of ferric oxide, 0.3-0.5 part of soda, and 2-4 parts of modified powder.

Description

A kind ofly make the sludge curing agent that mud plasticity-is high

Technical field

The invention belongs to solidifying agent field, particularly relate to and a kind ofly make the sludge curing agent that mud plasticity-is high.

Background technology

Solidifying agent has another name called stiffening agent, ripening agent or set agent, is that a class is promoted or controls material or the mixture of curing reaction.There is a large amount of mud in China, the process of mud is a puzzlement large problem for a long time.

Summary of the invention

The object of this invention is to provide and a kind ofly make the sludge curing agent that mud plasticity-is high.

The present invention adopts following technical scheme to achieve these goals:

A kind ofly make the sludge curing agent that mud plasticity-is high, it is characterized in that, it is obtained by the raw material of following weight parts: white portland cement clinker 1-3, water glass 0.3-0.6, emulsified bitumen 1-3, carbon fiber 0.4-0.8, saw foam 0.03-0.08, polygorskite 2-4, pearlstone 2-3, rice husk 0.3-0.35, magnesium hydroxide 1-3, carbon nanotube 1.5-2, ferric oxide 0.2-0.4, soda ash 0.3-0.5, modification powder 2-4;

Modification powder is obtained by the raw material of following weight parts:

Stearic acid 0.2-0.4, fluorgypsum 5-7, zinc oxide 0.2-0.4, anhydrous sodium carbonate 0.1-0.2, aluminum chloride 0.1-0.2, slag 1-2, sodium aluminate 0.1-0.2, bamboo charcoal 10-20, Fluorite slag 30-40, magnesium-aluminium spinel 40-44, nitrocellulose 0.5-0.7, superfine silicon dioxide 1-2, cetyl trimethylammonium bromide 1-2, quartz sand 3-5, Sudan Gum-arabic 0.2-0.4;

The preparation method of modification powder, the steps include:

(1) first pulverize after magnesium-aluminium spinel, Fluorite slag, slag mixing, then after logical nitrogen protection, at 200-230 DEG C of heat-activated 1-3 hour, obtain the mineral powder after activation, the also adjust ph that adds water is 6-6.5, stirs 1-2 hour, obtains mineral powder suspension liquid;

(2) again by cetyl trimethylammonium bromide and stearic acid, sodium phosphate, anhydrous sodium carbonate, and suitable quantity of water, at room temperature 200-300 rev/min of row stirs 30-40 minute, add mineral powder suspension liquid and all the other raw materials again, be heated to 50-65 DEG C, insulation 10-20 minute, then dry, to obtain final product.

Described a kind ofly make the sludge curing agent that mud plasticity-is high, it is characterized in that: preparation method comprises the following steps:

(1) after sawing foam, polygorskite, pearlstone, rice husk mixing, grind to form nanometer powder, 40-80 rev/min is stirred 20-30min, after leaving standstill 10-20min, removes supernatant liquor, after the mashed prod drying of bottom, obtains modified mineral material for subsequent use;

(2), after surplus stock mixing, after stirring, then after adding modified mineral material, after stirring, to obtain final product.

Beneficial effect of the present invention: the present invention adds to after in mud can curing sludge, the mud plasticity-after process of the present invention is high, bonding force by force, easily dry, be suitable for being added in concrete, increase the intensity of concrete product, life-span.

Embodiment

A kind ofly make the sludge curing agent that mud plasticity-is high, it is obtained by the raw material of following weight (kg): white portland cement clinker 2, water glass 0.6, emulsified bitumen 1, carbon fiber 0.8, saw foam 0.08, polygorskite 2, pearlstone 3, rice husk 0.35, magnesium hydroxide 1, carbon nanotube 2, ferric oxide 0.4, soda ash 0.5, modification powder 4;

Modification powder is obtained by the raw material of following weight (kg):

Stearic acid 0.4, fluorgypsum 6, zinc oxide 0.4, anhydrous sodium carbonate 0.2, aluminum chloride 0.1, slag 1, sodium aluminate 0.2, bamboo charcoal 10, Fluorite slag 30, magnesium-aluminium spinel 40, nitrocellulose 0.5, superfine silicon dioxide 1, cetyl trimethylammonium bromide 1, quartz sand 3, Sudan Gum-arabic 0.2;

The preparation method of modification powder, the steps include:

(1) first pulverize after magnesium-aluminium spinel, Fluorite slag, slag mixing, then after logical nitrogen protection, 210 DEG C of heat-activated 2 hours, obtain the mineral powder after activation, to add water and adjust ph is 6.5, stir 1 hour, obtain mineral powder suspension liquid;

(2) again by cetyl trimethylammonium bromide and stearic acid, sodium phosphate, anhydrous sodium carbonate, and suitable quantity of water, at room temperature 300 revs/min of row stirrings 40 minutes, add mineral powder suspension liquid and all the other raw materials again, be heated to 58 DEG C, be incubated 15 minutes, then dry, to obtain final product.

Described a kind ofly make the sludge curing agent that mud plasticity-is high, preparation method comprises the following steps:

(1) after sawing foam, polygorskite, pearlstone, rice husk mixing, grind to form nanometer powder, 60 revs/min are stirred 30min, after leaving standstill 10min, remove supernatant liquor, after the mashed prod drying of bottom, obtain modified mineral material for subsequent use;

(2), after surplus stock mixing, after stirring, then after adding modified mineral material, after stirring, to obtain final product.

The application method of the present embodiment is:

(1) the precipitation handle measure such as first take to ted and mud water ratio is down to 18-20%;

(2) be then incorporated in mud by the present embodiment and stir, the incorporation of the present embodiment is 10% of mud quality, obtains filler.

The weight proportion of the concrete various raw material utilizing the filler of the present embodiment solidifying agent gained to prepare is: coarse aggregate 5kg, fine aggregate 2kg, cement 0.8kg, the filler 1kg of the present embodiment gained, water 1.2 ㎏.

All raw material stirring is even, and by building mould, compacting is vibrated, surperficial decurl demoulding after 8 hours, then standard natural curing 4 days, concrete sample of sprinkling water every day twice to obtain.The intensity of obtained concrete sample is 24.3Mpa, meets GB/T50081-2002 standard.

Claims (2)

1. one kind makes the sludge curing agent that mud plasticity-is high, it is characterized in that, it is obtained by the raw material of following weight parts: white portland cement clinker 1-3, water glass 0.3-0.6, emulsified bitumen 1-3, carbon fiber 0.4-0.8, saw foam 0.03-0.08, polygorskite 2-4, pearlstone 2-3, rice husk 0.3-0.35, magnesium hydroxide 1-3, carbon nanotube 1.5-2, ferric oxide 0.2-0.4, soda ash 0.3-0.5, modification powder 2-4;

Modification powder is obtained by the raw material of following weight parts:

Stearic acid 0.2-0.4, fluorgypsum 5-7, zinc oxide 0.2-0.4, anhydrous sodium carbonate 0.1-0.2, aluminum chloride 0.1-0.2, slag 1-2, sodium aluminate 0.1-0.2, bamboo charcoal 10-20, Fluorite slag 30-40, magnesium-aluminium spinel 40-44, nitrocellulose 0.5-0.7, superfine silicon dioxide 1-2, cetyl trimethylammonium bromide 1-2, quartz sand 3-5, Sudan Gum-arabic 0.2-0.4;

The preparation method of modification powder, the steps include:

(1) first pulverize after magnesium-aluminium spinel, Fluorite slag, slag mixing, then after logical nitrogen protection, at 200-230 DEG C of heat-activated 1-3 hour, obtain the mineral powder after activation, the also adjust ph that adds water is 6-6.5, stirs 1-2 hour, obtains mineral powder suspension liquid;

(2) again by cetyl trimethylammonium bromide and stearic acid, sodium phosphate, anhydrous sodium carbonate, and suitable quantity of water, at room temperature 200-300 rev/min of row stirs 30-40 minute, add mineral powder suspension liquid and all the other raw materials again, be heated to 50-65 DEG C, insulation 10-20 minute, then dry, to obtain final product.

2. according to claim 1ly a kind ofly make the sludge curing agent that mud plasticity-is high, it is characterized in that: preparation method comprises the following steps:

(1) after sawing foam, polygorskite, pearlstone, rice husk mixing, grind to form nanometer powder, 40-80 rev/min is stirred 20-30min, after leaving standstill 10-20min, removes supernatant liquor, after the mashed prod drying of bottom, obtains modified mineral material for subsequent use;

(2), after surplus stock mixing, after stirring, then after adding modified mineral material, after stirring, to obtain final product.