CN105800996B - A kind of method that utilization waste wool keratin prepares cement blowing agent - Google Patents
A kind of method that utilization waste wool keratin prepares cement blowing agent Download PDFInfo
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- CN105800996B CN105800996B CN201610170997.4A CN201610170997A CN105800996B CN 105800996 B CN105800996 B CN 105800996B CN 201610170997 A CN201610170997 A CN 201610170997A CN 105800996 B CN105800996 B CN 105800996B
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- sodium
- wool
- blowing agent
- wool keratin
- cement blowing
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- 210000002268 wool Anatomy 0.000 title claims abstract description 140
- 108010076876 Keratins Proteins 0.000 title claims abstract description 95
- 102000011782 Keratins Human genes 0.000 title claims abstract description 95
- 239000002699 waste material Substances 0.000 title claims abstract description 75
- 239000004568 cement Substances 0.000 title claims abstract description 74
- 239000004604 Blowing Agent Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000004088 foaming agent Substances 0.000 claims abstract description 34
- 239000000243 solution Substances 0.000 claims abstract description 32
- 239000012452 mother liquor Substances 0.000 claims abstract description 25
- 239000011734 sodium Substances 0.000 claims abstract description 23
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 108010010803 Gelatin Proteins 0.000 claims abstract description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 14
- 229920000159 gelatin Polymers 0.000 claims abstract description 14
- 239000008273 gelatin Substances 0.000 claims abstract description 14
- 235000019322 gelatine Nutrition 0.000 claims abstract description 14
- 235000011852 gelatine desserts Nutrition 0.000 claims abstract description 14
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims abstract description 14
- -1 olefin sulfonate Chemical class 0.000 claims abstract description 14
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 14
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000004299 sodium benzoate Substances 0.000 claims abstract description 14
- 235000010234 sodium benzoate Nutrition 0.000 claims abstract description 14
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 12
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims abstract description 12
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims abstract description 12
- 239000012224 working solution Substances 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 9
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims abstract description 8
- 239000004288 Sodium dehydroacetate Substances 0.000 claims abstract description 8
- 229940079839 sodium dehydroacetate Drugs 0.000 claims abstract description 8
- 235000019259 sodium dehydroacetate Nutrition 0.000 claims abstract description 8
- 229940079827 sodium hydrogen sulfite Drugs 0.000 claims abstract description 8
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims abstract description 8
- DSOWAKKSGYUMTF-GZOLSCHFSA-M sodium;(1e)-1-(6-methyl-2,4-dioxopyran-3-ylidene)ethanolate Chemical compound [Na+].C\C([O-])=C1/C(=O)OC(C)=CC1=O DSOWAKKSGYUMTF-GZOLSCHFSA-M 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000011259 mixed solution Substances 0.000 claims abstract description 7
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims abstract description 7
- 230000007062 hydrolysis Effects 0.000 claims abstract description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims description 34
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 26
- JYTNGEWJAZCVAN-UHFFFAOYSA-N 2-hexadecylbenzenesulfonic acid;sodium Chemical compound [Na].CCCCCCCCCCCCCCCCC1=CC=CC=C1S(O)(=O)=O JYTNGEWJAZCVAN-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 13
- 239000007864 aqueous solution Substances 0.000 claims description 12
- 238000007792 addition Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 9
- GEHJBWKLJVFKPS-UHFFFAOYSA-N bromochloroacetic acid Chemical compound OC(=O)C(Cl)Br GEHJBWKLJVFKPS-UHFFFAOYSA-N 0.000 claims description 8
- 238000010790 dilution Methods 0.000 claims description 6
- 239000012895 dilution Substances 0.000 claims description 6
- 230000000887 hydrating effect Effects 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 6
- 238000003760 magnetic stirring Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 239000010985 leather Substances 0.000 claims description 4
- 239000004753 textile Substances 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims description 2
- ZMOIYZMATKKAST-UHFFFAOYSA-N [S].C(CCCCCCCCCCCCCCC)C1=CC=CC=C1 Chemical compound [S].C(CCCCCCCCCCCCCCC)C1=CC=CC=C1 ZMOIYZMATKKAST-UHFFFAOYSA-N 0.000 claims 1
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 claims 1
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 claims 1
- 238000006356 dehydrogenation reaction Methods 0.000 claims 1
- 239000000052 vinegar Substances 0.000 claims 1
- 235000021419 vinegar Nutrition 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000008236 heating water Substances 0.000 abstract 1
- 238000007654 immersion Methods 0.000 abstract 1
- 239000006260 foam Substances 0.000 description 10
- 239000011381 foam concrete Substances 0.000 description 7
- 239000011575 calcium Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 5
- 239000004166 Lanolin Substances 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 229940039717 lanolin Drugs 0.000 description 5
- 235000019388 lanolin Nutrition 0.000 description 5
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- MZSDGDXXBZSFTG-UHFFFAOYSA-M sodium;benzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=CC=C1 MZSDGDXXBZSFTG-UHFFFAOYSA-M 0.000 description 5
- 235000021120 animal protein Nutrition 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 241001494479 Pecora Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000004035 construction material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 102000009027 Albumins Human genes 0.000 description 1
- 108010088751 Albumins Proteins 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 239000000022 bacteriostatic agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000413 hydrolysate Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000035984 keratolysis Effects 0.000 description 1
- 239000004620 low density foam Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
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
- 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
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/14—Peptides; Proteins; Derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a kind of method that utilization waste wool keratin prepares cement blowing agent.Waste wool keratin is added first and dried after carrying out washing by soaking, washing in the sink equipped with cleaning solution;Wool keratin after drying is shredded and is fitted into container, and sequentially adds water, sodium hydrogensulfite and is soaked, gained mixed solution carries out heating water bath after immersion, then adds Ca (OH)2It is hydrolyzed, is filtered after hydrolysis, filtering resulting solution regulation pH value obtains foaming agent mother liquor;Waste wool keratin cement blowing agent working solution is finally prepared into foaming agent mother liquor, α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate, sodium dehydroacetate and water.Cement blowing agent prepared by the present invention is entirely a kind of green product, and environment is not polluted in production process, with significant economic value and social benefit.
Description
Technical field
The present invention relates to chemical industry, building material technical field, and in particular to one kind prepares water using waste wool keratin
The method of cement foaming agent, that is, provide a kind of preparation method of environment-friendly type animal protein cement blowing agent.
Background technology
In recent years, foam concrete because its there is good thermal and insulating performance, it is preferable engineering strength, controllable anti-
Outlet capacity and lighter weight, have obtained increasingly being widely applied in construction material, construction of environmental protection field.Want prepare it is high-quality
Foam concrete measuring, meeting various different requirements be unable to do without high-quality cement blowing agent.At present, it is domestic cement foamed
Agent market is also immature, and the technological element of a product is relatively low, and research and development ability is lower.Plant type foaming agent, synthesis class foaming agent and
Animal protein type foaming agent is used, and most products are also in low side, while the feature of environmental protection and safety in utilization are also present
Certain hidden danger.
The content of the invention
The technical problem to be solved in the present invention is:Offer is a kind of to be available for the new and effective ring that civil engineering work field is used
Guarantor's type cement blowing agent, that is, provide a kind of method that utilization waste wool keratin prepares cement blowing agent(A kind of environment-friendly type is moved
The preparation method of thing albumen cement blowing agent).Cement blowing agent prepared by the present invention, which can be used for preparing, meets the low of construction reference
Density and ultra-low-density foam concrete, and used all raw materials and preparation process are prepared all without generation environment dirt
Dye, in the absence of potentiality potential safety hazard, and farthest realizes refuse reclamation.Therefore, the present invention has significant
Social benefit and economic benefit.
In order to solve the above problems, the technical scheme that the present invention takes is:
The present invention provides a kind of method that utilization waste wool keratin prepares cement blowing agent, and the preparation method includes
Following steps:
A, waste wool keratin pretreatment(Waste wool pretreatment main purpose be:Remove impurities of wool
And lanolin):
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl
The mass percentage concentration of benzene sulfonic acid sodium salt is 1~3%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate stirring equal
Even, the addition of sodium carbonate accounts for the 0.2~0.4% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool angle is added after stirring evenly
Albumen is wool(Cleaning solution just submerges waste wool keratin and is advisable), cleaning solution submergence waste wool keratin, Ran Hou
Temperature is 40~55 DEG C, rotating speed is continuously to wash wool 60~120 minutes under conditions of 15~60 revs/min;Washing terminates
Afterwards, then with clear water wash 2~3 times, wool reclaimed water is drained after washing and wool is dried;
B, wool keratin hydrolyzate(That is foaming agent mother liquor)Preparation:
The pretreated wool keratins of step a are shredded, weighing wool keratin after shredding is fitted into container, added first
Enter water, the mass ratio of the wool keratin and both water addition is 1:15~30;Then sodium hydrogensulfite, the Asia are added
Niter cake is 1 with the mass ratio that both wool keratins are added:10~25, persistently soak 12~20h;Then institute after soaking
Obtain mixed solution and 1~3h is placed in 50~60 DEG C of water-bath, bath temperature is then risen to 90~100 DEG C, add Ca
(OH)2, the Ca (OH)2It is 20~25 with the mass ratio that wool keratin is added therebetween:50, held under this temperature conditions
5~8h of continuous hydrolysis, gained hydrating solution is filtered, adjusts the pH value of resulting solution to 7~8 after filtering, obtains wool
Keratin hydrolysis liquid is foaming agent mother liquor;
C, cement blowing agent preparation:
Represented with weight/mass percentage composition, the preparation composition of the waste wool keratin cement blowing agent is:Foaming agent is female
Liquid 25~30%, α-sodium olefin sulfonate 1.0~2.5%, gelatin 0.05~0.15%, polyvinyl alcohol 0.01~0.05%, carboxymethyl are fine
The plain sodium 0.03~0.05% of dimension, sodium benzoate 0.1~0.4%, sodium dehydroacetate 0.1~0.3%, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, by the foaming agent mother liquor weighed
Add in container, then sequentially add α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and take off
Acetate hydrogen sodium, then adds the water weighed and is diluted;Magnetic stirring apparatus is used after dilution in 300~600 turns/min speed
Persistently stir 8~12 hours down, prepare waste wool keratin cement blowing agent working solution.
The method that cement blowing agent is prepared according to above-mentioned utilization waste wool keratin, waste wool described in step a
Keratin comes from the processing waste wool of wool textile industry or the waste wool of leather production industry.
The method that cement blowing agent is prepared according to above-mentioned utilization waste wool keratin, wool angle egg described in step b
The mass ratio of both Bai Yushui additions is 1:20.
The method that cement blowing agent is prepared according to above-mentioned utilization waste wool keratin, by water-bath temperature described in step b
Degree rises to 100 DEG C.
The waste wool keratin used in the present invention, the processing waste material being mainly derived from leather processing factory and wool spinning and
Rejectable waste;The sodium carbonate of use is a kind of tasteless powder of white, and it can be with the pH value of control system, while can be to wool
Fat carries out saponification;The sodium hydrogensulfite of use is a kind of white crystalline powder, and its main function to wool keratin is to beat
Disulfide bond in angle of release albumen, so that keratolysis strengthens;The calcium hydroxide of use is a kind of white powder, with suitable
In oxidisability, it can gradually hydrolyze wool keratin, and its oxidation is moderate, the keratin solution molecule of generation
Amount will not be too small;α-sodium olefin sulfonate of use is a kind of white solid, is a kind of surfactant, is a kind of preferably foaming
Reagent;The polyvinyl alcohol of use is a kind of organic compound of white plates, is a kind of high molecular weight water soluble polymer, Ke Yiqi
To the effect of foam stabilizing;The sodium carboxymethylcellulose of use is a kind of thickener, is also a kind of foam stabilizer;The gelatin used is angle egg
The hydrolysate of albumin, with foaminess, primarily serves the effect of foam stabilizing in foaming agent;The sodium benzoate used is one kind
Conventional preventing microorganism reagent and preservative, play a part of suppressing bacterium in foaming agent;The sodium dehydroacetate used is one
White crystalline powder is planted, is a kind of broad spectrum activity bacteriostatic agent, mainly there is stronger inhibition effect to mould.
Use cement blowing agent of the present invention prepare the process of foam cement for:
It is small-sized that waste wool keratin cement blowing agent working solution prepared by the present invention builds sincere ZK-FP-30 using middle section
Foam concrete foaming machine makes bubble in the case where rotating speed is 1500 turn;The design unit weight of foamed cement is 500kg/m3, according to foams
Product (mL):Water (g):Cement (g)=1000:550:500 ratio is mixed evenly, and by mould molding, is conserved by 30 days
Afterwards, the performance of made foamed concrete is tested.
The positive beneficial effect of the present invention:
1st, the present invention prepared by cement blowing agent application be related to prepare it is light-duty and super used in civil engineering field
Light-duty foamed concrete, including pipe insulation and lightweight refracrory, lightweight engineered filler, energy-saving porous construction material, garden
Woods Landscape Architecture and lightweight engineered waterproof interlayer.
2nd, the keratin raw material sources that the present invention prepares cement blowing agent use extensively, have mainly used leather and wool textile industry
In waste material wool keratin, this method achieves double in terms of discarded pollution and refuse reclamation of the keratin to environment of processing
The effect of win, and the cement blowing agent prepared is entirely a kind of green product, and environment is not caused in production process
Pollution, with significant economic value and social benefit.
3rd, compared with prior art, the present invention also has following beneficial technique effect:
1)The present invention using waste wool keratin as raw material, the main waste wool included produced by process hides industry and
Waste wool produced by wool textile industry.Such raw material sources are extensive, while can also reduce waste wool angle egg
The white pollution brought to environment, realizes twice laid to greatest extent.
2)Prepare without the harmful organic chemical reagent of addition in foaming agent of the present invention, raw material both is from poly- in natural polymer
Compound keratin, the characteristics of prepared product has safety non-toxic, with good application security.
3)Animal protein class cement blowing agent prepared by the present invention has good coefficient of foaming and foam stability.
4)Animal protein class cement blowing agent prepared by the present invention can be with the excellent foaming of processability in application production
Concrete.
Embodiment:
The present invention is expanded on further with reference to embodiments, but is not intended to limit present disclosure.
Embodiment 1:
The method that the present invention prepares cement blowing agent using waste wool keratin, the detailed step of the preparation method is such as
Under:
A, waste wool keratin pretreatment(Waste wool pretreatment main purpose be:Remove impurities of wool
And lanolin):
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl
The mass percentage concentration of benzene sulfonic acid sodium salt is 1%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate and stirs,
The addition of sodium carbonate accounts for the 0.2% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool keratin i.e. sheep is added after stirring evenly
Hair(Waste wool keratin is just submerged with cleaning solution to be advisable), cleaning solution submergence waste wool keratin, be then in temperature
40 DEG C, rotating speed be 25 revs/min under conditions of wool is continuously washed 60 minutes;Wash after terminating, then washed 3 times with clear water,
Wool reclaimed water is drained after washing and wool is dried;
B, wool keratin hydrolyzate(That is foaming agent mother liquor)Preparation:
The pretreated wool keratins of step a are shredded, wool keratin 50g is weighed after shredding and is fitted into container, it is first
First add water 1000mL;Then sodium hydrogensulfite 2g is added, 16h is persistently soaked;Then gained mixed solution is 50 after soaking
DEG C water-bath in place 3h, bath temperature is then risen to 100 DEG C, 23g Ca (OH) are added2, continue water under this temperature conditions
7h is solved, gained hydrating solution is filtered, adjusted the pH value of resulting solution to 7.0 after filtering, wool keratin water is obtained
It is foaming agent mother liquor to solve liquid;
C, cement blowing agent preparation:
On the basis of preparing cement blowing agent gross mass 1000g, the preparation of the waste wool keratin cement blowing agent
Constitute and be:Foaming agent mother liquor 300g, α-sodium olefin sulfonate 15g, gelatin 0.5g, polyvinyl alcohol 0.1g, sodium carboxymethylcellulose
0.3g, sodium benzoate 1g, sodium dehydroacetate 1g, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, by the foaming agent mother liquor weighed
Add in container, then sequentially add α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and take off
Acetate hydrogen sodium, is subsequently added into the water weighed and is diluted;Continued after dilution using magnetic stirring apparatus under 600 turns/min speed
Stirring 8 hours, prepares waste wool keratin cement blowing agent working solution.
Embodiment 2:
The method that the present invention prepares cement blowing agent using waste wool keratin, the detailed step of the preparation method is such as
Under:
A, waste wool keratin pretreatment(Waste wool pretreatment main purpose be:Remove impurities of wool
And lanolin):
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl
The mass percentage concentration of benzene sulfonic acid sodium salt is 1.5%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate stirring equal
Even, the addition of sodium carbonate accounts for the 0.3% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool keratin is added after stirring evenly
That is wool(Waste wool keratin is just submerged with cleaning solution to be advisable), cleaning solution submergence waste wool keratin, then in temperature
Degree is 45 DEG C, rotating speed is continuously to wash wool 90 minutes under conditions of 50 revs/min;Wash after terminating, then 3 are washed with clear water
It is secondary, wool reclaimed water is drained after washing and wool is dried;
B, wool keratin hydrolyzate(That is foaming agent mother liquor)Preparation:
The pretreated wool keratins of step a are shredded, wool keratin 50g is weighed after shredding and is fitted into container, it is first
First add water 1000mL;Then sodium hydrogensulfite 2.5g is added, 12h is persistently soaked;Then gained mixed solution exists after soaking
2.5h is placed in 55 DEG C of water-bath, bath temperature is then risen to 100 DEG C, 25g Ca (OH) are added2, held under this temperature conditions
Continuous hydrolysis 6h, gained hydrating solution is filtered, adjusted the pH value of resulting solution to 7.5 after filtering, wool angle egg is obtained
White hydrolyzate is foaming agent mother liquor;
C, cement blowing agent preparation:
On the basis of preparing cement blowing agent gross mass 1000g, the preparation of the waste wool keratin cement blowing agent
Constitute and be:Foaming agent mother liquor 280g, α-sodium olefin sulfonate 20g, gelatin 1g, polyvinyl alcohol 0.2g, sodium carboxymethylcellulose 0.4g,
Sodium benzoate 1.5g, sodium dehydroacetate 1.5g, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, by the foaming agent mother liquor weighed
Add in container, then sequentially add α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and take off
Acetate hydrogen sodium, is subsequently added into the water weighed and is diluted;Continued after dilution using magnetic stirring apparatus under 500 turns/min speed
Stirring 10 hours, prepares waste wool keratin cement blowing agent working solution.
Embodiment 3:
The method that the present invention prepares cement blowing agent using waste wool keratin, the detailed step of the preparation method is such as
Under:
A, waste wool keratin pretreatment(Waste wool pretreatment main purpose be:Remove impurities of wool
And lanolin):
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl
The mass percentage concentration of benzene sulfonic acid sodium salt is 2%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate and stirs,
The addition of sodium carbonate accounts for the 0.35% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool keratin is added after stirring evenly i.e.
Wool(Waste wool keratin is just submerged with cleaning solution to be advisable), cleaning solution submergence waste wool keratin, then in temperature
It is continuously to wash wool 120 minutes under conditions of 40 revs/min for 50 DEG C, rotating speed;Wash after terminating, then 3 are washed with clear water
It is secondary, wool reclaimed water is drained after washing and wool is dried;
B, wool keratin hydrolyzate(That is foaming agent mother liquor)Preparation:
The pretreated wool keratins of step a are shredded, wool keratin 50g is weighed after shredding and is fitted into container, it is first
First add water 1000mL;Then sodium hydrogensulfite 5g is added, 12h is persistently soaked;Then gained mixed solution is 60 after soaking
DEG C water-bath in place 2h, bath temperature is then risen to 100 DEG C, 20g Ca (OH) are added2, continue water under this temperature conditions
8h is solved, gained hydrating solution is filtered, adjusted the pH value of resulting solution to 7.0 after filtering, wool keratin water is obtained
It is foaming agent mother liquor to solve liquid;
C, cement blowing agent preparation:
On the basis of preparing cement blowing agent gross mass 1000g, the preparation of the waste wool keratin cement blowing agent
Constitute and be:Foaming agent mother liquor 250g, α-sodium olefin sulfonate 25g, gelatin 1.5g, polyvinyl alcohol 0.4g, sodium carboxymethylcellulose
0.5g, sodium benzoate 2.5g, sodium dehydroacetate 2g, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, by the foaming agent mother liquor weighed
Add in container, then sequentially add α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and take off
Acetate hydrogen sodium, is subsequently added into the water weighed and is diluted;Continued after dilution using magnetic stirring apparatus under 600 turns/min speed
Stirring 10 hours, prepares waste wool keratin cement blowing agent working solution.
Embodiment 4:
The method that the present invention prepares cement blowing agent using waste wool keratin, the detailed step of the preparation method is such as
Under:
A, waste wool keratin pretreatment(Waste wool pretreatment main purpose be:Remove impurities of wool
And lanolin):
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl
The mass percentage concentration of benzene sulfonic acid sodium salt is 3%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate and stirs,
The addition of sodium carbonate accounts for the 0.4% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool keratin i.e. sheep is added after stirring evenly
Hair(Waste wool keratin is just submerged with cleaning solution to be advisable), cleaning solution submergence waste wool keratin, be then in temperature
55 DEG C, rotating speed be 60 revs/min under conditions of wool is continuously washed 120 minutes;Wash after terminating, then washed 3 times with clear water,
Wool reclaimed water is drained after washing and wool is dried;
B, wool keratin hydrolyzate(That is foaming agent mother liquor)Preparation:
The pretreated wool keratins of step a are shredded, wool keratin 50g is weighed after shredding and is fitted into container, it is first
First add water 1000mL;Then sodium hydrogensulfite 4.5g is added, 15h is persistently soaked;Then gained mixed solution exists after soaking
3h is placed in 60 DEG C of water-bath, bath temperature is then risen to 100 DEG C, 22g Ca (OH) are added2, continue under this temperature conditions
6.5h is hydrolyzed, gained hydrating solution is filtered, adjusted the pH value of resulting solution to 8.0 after filtering, wool angle egg is obtained
White hydrolyzate is foaming agent mother liquor;
C, cement blowing agent preparation:
On the basis of preparing cement blowing agent gross mass 1000g, the preparation of the waste wool keratin cement blowing agent
Constitute and be:Foaming agent mother liquor 250g, α-sodium olefin sulfonate 22g, gelatin 1.2g, polyvinyl alcohol 0.5g, sodium carboxymethylcellulose
0.35g, sodium benzoate 2.8g, sodium dehydroacetate 1.5g, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, by the foaming agent mother liquor weighed
Add in container, then sequentially add α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and take off
Acetate hydrogen sodium, is subsequently added into the water weighed and is diluted;Continued after dilution using magnetic stirring apparatus under 600 turns/min speed
Stirring 12 hours, prepares waste wool keratin cement blowing agent working solution.
Application of the cement blowing agent in foam cement is prepared prepared by the embodiment of the present invention 1~4:
Section in the waste wool keratin foaming agent working solution of the preparation of the embodiment of the present invention 1~4 respectively use is built into sincere ZK-
The small-sized foam concrete foaming machines of FP-30 make bubble under conditions of rotating speed is 1500 rev/min;The design unit weight of foamed cement is
500kg/m3, according to foam volume (mL):Water (g):Cement (g)=1000:550:500 ratio is mixed evenly, and passes through
Mould molding, after 30 days conserve, tests the performance of foamed concrete.
The cement blowing agent working solution for taking the embodiment of the present invention 1~4 to prepare, the foam performance of test gained foam refers to table
1, prepared concrete performance refers to table 2.
。
。
Claims (4)
1. a kind of method that utilization waste wool keratin prepares cement blowing agent, it is characterised in that the preparation method includes
Following steps:
A, waste wool keratin pretreatment:
Water is added first into sink as cleaning solution, cetyl benzenesulfonic acid sodium is then added, is adjusted to cetyl benzene sulphur
The mass percentage concentration of sour sodium is 1~3%, obtains the cetyl benzenesulfonic acid sodium aqueous solution, is subsequently added into sodium carbonate and stirs,
The addition of sodium carbonate accounts for the 0.2~0.4% of cetyl benzenesulfonic acid sodium aqueous solution weight;Waste wool angle egg is added after stirring evenly
It is wool, cleaning solution submergence waste wool keratin in vain;Then temperature be 40~55 DEG C, rotating speed be 15~60 revs/min
Under the conditions of wool is continuously washed 60~120 minutes;Wash after terminating, then washed 2~3 times with clear water, by wool after washing
Water drains and dries wool;
B, wool keratin hydrolyzate are the preparation of foaming agent mother liquor:
The pretreated wool keratins of step a are shredded, weighing wool keratin after shredding is fitted into container, is firstly added
The mass ratio of water, the wool keratin and both water addition is 1:15~30;Then sodium hydrogensulfite, the sulfurous are added
Sour hydrogen sodium is 1 with the mass ratio that both wool keratins are added:10~25, persistently soak 12~20h;Then gained after soaking
Mixed solution places 1~3h in 50~60 DEG C of water-bath, and bath temperature then is risen into 90~100 DEG C, adds Ca (OH)2,
The Ca (OH)2It is 20~25 with the mass ratio that wool keratin is added therebetween:50, the continued hydrolysis under this temperature conditions
5~8h, gained hydrating solution is filtered, and is adjusted the pH value of resulting solution to 7~8 after filtering, is obtained wool keratin
Hydrolyzate is foaming agent mother liquor;
C, cement blowing agent preparation:
Represented with weight/mass percentage composition, the preparation composition of the waste wool keratin cement blowing agent is:Foaming agent mother liquor 25
~30%, α-sodium olefin sulfonate 1.0~2.5%, gelatin 0.05~0.15%, polyvinyl alcohol 0.01~0.05%, carboxymethyl cellulose
Sodium 0.03~0.05%, sodium benzoate 0.1~0.4%, sodium dehydroacetate 0.1~0.3%, surplus is water;
D, cement blowing agent preparation:
The proportioning composition for being first according to cement blowing agent described in step c weighs various raw materials, and the foaming agent mother liquor weighed is added
In container, α-sodium olefin sulfonate, gelatin, polyvinyl alcohol, sodium carboxymethylcellulose, sodium benzoate and dehydrogenation vinegar are then sequentially added
Sour sodium, then adds the water weighed and is diluted;Held after dilution using magnetic stirring apparatus under 300~600 turns/min speed
Continuous stirring 8~12 hours, prepares waste wool keratin cement blowing agent working solution.
2. the method that utilization waste wool keratin according to claim 1 prepares cement blowing agent, it is characterised in that:Step
Waste wool keratin described in rapid a comes from the processing waste wool of wool textile industry or the waste wool of leather production industry.
3. the method that utilization waste wool keratin according to claim 1 prepares cement blowing agent, it is characterised in that:Step
Wool keratin and the mass ratio of both water addition are 1 described in rapid b:20.
4. the method that utilization waste wool keratin according to claim 1 prepares cement blowing agent, it is characterised in that:Step
Bath temperature is risen to 100 DEG C described in rapid b.
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CN108484202A (en) * | 2018-03-27 | 2018-09-04 | 申轲 | The cement blowing agent prepared using discarded scurf |
CN108424035A (en) * | 2018-04-19 | 2018-08-21 | 中原工学院 | A kind of preparation method of polymer water cement foaming agent and its foamed concrete |
CN108840594A (en) * | 2018-07-25 | 2018-11-20 | 南京航空航天大学 | Compound high stability Foam lightweight soil foaming agent and preparation method thereof |
CN108948133B (en) * | 2018-08-23 | 2022-01-28 | 中原工学院 | Method for preparing oligopeptide aqueous solution based on waste wool fibers |
CN109400039A (en) * | 2018-12-10 | 2019-03-01 | 中国五冶集团有限公司 | A kind of foam concrete road and bridge filling material |
CN109467333A (en) * | 2018-12-10 | 2019-03-15 | 中国五冶集团有限公司 | A kind of light-weight foamed concrete foaming agent |
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CN102432329A (en) * | 2011-09-02 | 2012-05-02 | 吉林大学 | Hydrolyzed animal blood meal cement foaming agent and its application in lightweight cement preparation |
CN104725070A (en) * | 2015-03-19 | 2015-06-24 | 烟台大学 | Method for preparing hair cement foaming agent |
CN104724973A (en) * | 2015-03-19 | 2015-06-24 | 烟台大学 | Preparation method of leather meal cement foaming agent |
CN105198484A (en) * | 2015-10-29 | 2015-12-30 | 郑州航空工业管理学院 | Method for preparing cement foaming agent by using fish scales |
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CN102432329A (en) * | 2011-09-02 | 2012-05-02 | 吉林大学 | Hydrolyzed animal blood meal cement foaming agent and its application in lightweight cement preparation |
CN104725070A (en) * | 2015-03-19 | 2015-06-24 | 烟台大学 | Method for preparing hair cement foaming agent |
CN104724973A (en) * | 2015-03-19 | 2015-06-24 | 烟台大学 | Preparation method of leather meal cement foaming agent |
CN105198484A (en) * | 2015-10-29 | 2015-12-30 | 郑州航空工业管理学院 | Method for preparing cement foaming agent by using fish scales |
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