CN105174781A - Silt curing agent for fireproof fire-retardant silt bricks - Google Patents

Abstract

The present invention discloses a silt curing agent for fireproof fire-retardant silt bricks, wherein the silt curing agent is prepared from the following raw materials by weight: 0.3-0.5 part of EDTA disodium, 2-4 parts of zinc borate, 2-4 parts of hydrotalcite powder, 0.1-0.2 part of melamine, 0.1-0.2 part of sulfamic acid, 0.05-0.1 part of white latex, 0.2-0.4 part of p-aminobenzene sulfonic acid, 0.1-0.3 part of ammonium persulfate, 1-3 parts of benzoic acid, 0.1-0.2 part of metolachlor, 0.4-0.6 part of sodium fluorosilicate, 0.05-0.1 part of citric acid, 1-2 parts of polypropylene fibers, 4-5 parts of fireproof clay, 1-2 parts of cooked glutinous rice powder, 1-2 parts of gelatin, and 1-2 parts of modified powder.

Description

A kind of fire resistant flame retardant brick made of mud sludge curing agent

Technical field

The invention belongs to solidifying agent field, particularly relate to a kind of fire resistant flame retardant brick made of mud sludge curing agent.

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.Producing brick made of mud and utilize this waste deriving from the Nature of mud, is a kind of behavior of turning waste into wealth.

Summary of the invention

The object of this invention is to provide a kind of fire resistant flame retardant brick made of mud sludge curing agent.

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

A kind of fire resistant flame retardant brick made of mud sludge curing agent, it is characterized in that, it is obtained by the raw material of following weight parts:

EDETATE SODIUM 0.3-0.5, zinc borate 2-4, hydrotalcite powder 2-4, trimeric cyanamide 0.1-0.2, thionamic acid 0.1-0.2, white glue with vinyl 0.05-0.1, Sulphanilic Acid 0.2-0.4, ammonium persulphate 0.1-0.3, phenylformic acid 1-3, metolachlor 0.1-0.2, Sodium Silicofluoride 0.4-0.6, citric acid 0.05-0.1, polypropylene fibre 1-2, fireclay 4-5, ripe sticky rice flour 1-2, gelatin 1-2, modification powder 1-2;

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 3-5, sodium aluminate 0.1-0.2, Fluorite slag 10-20, magnesium-aluminium spinel 10-14, nitrocellulose 0.5-0.7, superfine silicon dioxide 1-2, cetyl trimethylammonium bromide 1-2, quartz sand 10-15, 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 of fire resistant flame retardant brick made of mud sludge curing agent, is characterized in that: preparation method comprises the following steps:

(1) after hydrotalcite powder, fireclay mixing, then add Sodium Silicofluoride/citric acid and suitable quantity of water is made into the suspension liquid that concentration is 8-14%, 40-80 rev/min is stirred 50-70min, leave standstill after 2-3 hour, 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, at 30-40 DEG C, stir 50-60min, to obtain final product.

Beneficial effect of the present invention: the brick made of mud good stability that can make to add mud filler by adding the present invention, ultimate compression strength is high, density good, and what simultaneously have a material of flame retardant effect due to zinc borate, hydrotalcite powder etc. adds the characteristic also with fire resistant flame retardant.

Embodiment

A kind of fire resistant flame retardant brick made of mud sludge curing agent, it is obtained by the raw material of following weight (kg):

EDETATE SODIUM 0.5, zinc borate 2, hydrotalcite powder 2, trimeric cyanamide 0.2, thionamic acid 0.2, white glue with vinyl 0.07, Sulphanilic Acid 0.4, ammonium persulphate 0.1, phenylformic acid 2, metolachlor 0.1, Sodium Silicofluoride 0.6, citric acid 0.05, polypropylene fibre 1, fireclay 4.5, ripe sticky rice flour 1, gelatin 1, modification powder 2;

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

Stearic acid 0.2, fluorgypsum 5, zinc oxide 0.2, anhydrous sodium carbonate 0.2, aluminum chloride 0.1, slag 3, sodium aluminate 0.2, Fluorite slag 10, magnesium-aluminium spinel 10, nitrocellulose 0.5, superfine silicon dioxide 1, cetyl trimethylammonium bromide 1, quartz sand 10, 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, 200 DEG C of heat-activated 1 hour, 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 50 DEG C, be incubated 20 minutes, then dry, to obtain final product.

Described a kind of fire resistant flame retardant brick made of mud sludge curing agent, preparation method comprises the following steps:

(1) after hydrotalcite powder, fireclay mixing, then add Sodium Silicofluoride/citric acid and suitable quantity of water is made into the suspension liquid that concentration is 14%, 80 revs/min are stirred 50min, leave standstill after 3 hours, 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, at 40 DEG C, stir 50min, 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 mud filler.

Simultaneous test

A group: utilize the mud filler of the present embodiment solidifying agent gained and conventional aerated bricks raw material blending, mud filling adding amount is 6% of gross weight, prepares mud aerated bricks, and ultimate compression strength is 7.3MPa, flame retardant properties reaches A1 level.

B group: do not add sludge curing agent, be directly that the mud of 18-20% adds in conventional aerated bricks raw material and mixes by water ratio, mud add-on is 6% of gross weight, prepares mud aerated bricks, and ultimate compression strength is 4.8MPa, flame retardant properties reaches A2 level.

Contrast known, sludge curing agent can increase ultimate compression strength effectively, and increases flame retardant properties.

Claims (2)

1. a fire resistant flame retardant brick made of mud sludge curing agent, is characterized in that, it is obtained by the raw material of following weight parts:

EDETATE SODIUM 0.3-0.5, zinc borate 2-4, hydrotalcite powder 2-4, trimeric cyanamide 0.1-0.2, thionamic acid 0.1-0.2, white glue with vinyl 0.05-0.1, Sulphanilic Acid 0.2-0.4, ammonium persulphate 0.1-0.3, phenylformic acid 1-3, metolachlor 0.1-0.2, Sodium Silicofluoride 0.4-0.6, citric acid 0.05-0.1, polypropylene fibre 1-2, fireclay 4-5, ripe sticky rice flour 1-2, gelatin 1-2, modification powder 1-2;

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 3-5, sodium aluminate 0.1-0.2, Fluorite slag 10-20, magnesium-aluminium spinel 10-14, nitrocellulose 0.5-0.7, superfine silicon dioxide 1-2, cetyl trimethylammonium bromide 1-2, quartz sand 10-15, 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. a kind of fire resistant flame retardant brick made of mud sludge curing agent according to claim 1, is characterized in that: preparation method comprises the following steps:

(1) after hydrotalcite powder, fireclay mixing, then add Sodium Silicofluoride/citric acid and suitable quantity of water is made into the suspension liquid that concentration is 8-14%, 40-80 rev/min is stirred 50-70min, leave standstill after 2-3 hour, 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, at 30-40 DEG C, stir 50-60min, to obtain final product.