CN107163423A - Based on diatomaceous diatom soil floor of two three-levels and preparation method thereof - Google Patents

Based on diatomaceous diatom soil floor of two three-levels and preparation method thereof Download PDF

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CN107163423A
CN107163423A CN201710400166.6A CN201710400166A CN107163423A CN 107163423 A CN107163423 A CN 107163423A CN 201710400166 A CN201710400166 A CN 201710400166A CN 107163423 A CN107163423 A CN 107163423A
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weight
parts
levels
diatom soil
soil floor
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王秀宝
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Linjiang City Baojian Wood LLC
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Linjiang City Baojian Wood LLC
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    • C—CHEMISTRY; METALLURGY
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene
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    • C08J2497/00—Characterised by the use of lignin-containing materials
    • C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
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    • C08L2205/00—Polymer mixtures characterised by other features
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L2205/00—Polymer mixtures characterised by other features
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Abstract

Based on diatomaceous diatom soil floor of two three-levels and preparation method thereof, belong to building material technical field.Solve the restricted problem of diatomite sheet material application of the prior art.The diatom soil floor of the present invention, is made up of the three-level diatomite of 30~45 parts by weight two, 10~15 parts by weight strings, 5~8 parts by weight of bisphenol A, 35~45 parts by weight expansible polystyrenes, 5~8 parts by weight of blowing agent, 0.5~6 parts by weight of compatible agent, 1~2 parts by weight of flame retardant, 1~3 parts by weight heat stabilizer, 10~15 parts by weight reinforcing agents and 0.1~0.5 parts by weight diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material.The diatom soil floor is in addition to necessary rupture strength, also have lightweight, insulation, it is waterproof and dampproof, automatically adjust humidity, absorption pernicious gas, keep cleaning etc. function, indoor environment can be significantly improved, improved the quality of living, it is adaptable to make architecture indoor floor and use.

Description

Based on diatomaceous diatom soil floor of two three-levels and preparation method thereof
Technical field
The invention belongs to building material technical field, and in particular to one kind based on the diatomaceous diatom soil floor of two three-levels and Its preparation method.
Background technology
With the continuous improvement developed rapidly with living standard of national economy, urban and rural residents are special to human settlement's mass It is that the comfortableness and security of room space proposes higher and higher requirement.Now commercially, conventional decorative board material has Plank and middle and higher density fiberboard.Plank is yielding due to expensive, maintenance difficulty, should not be subcooled or overheat, can not Overly moist or overdrying, can't obtain generality application.Middle and higher density fiberboard is widely used with its excellent physical property, but Plain edition middle and higher density fiberboard but has many defects, than if the poisonous and harmful substance such as release formaldehyde, benzene, pollution Use environment；Inflammability etc. is restricted its application in many fields.And on the other hand, modern society, people are straight again Various environmental problems for being difficult to avoid such as face mist thunderbolt, PM2.5, formaldehyde, second-hand-cigarette, dry and wet imbalance.Therefore the people couple The susceptibility of environment increases, and the feature of environmental protection to finishing material is more paid attention to.
Diatomite is a kind of siliceous rock, and its chemical composition is with SiO2Based on, SiO can be used2·nH2O represents, mineralogical composition For opal and its mutation.The diatomite resource of China enriches, 3.2 hundred million tons of reserves, and prospective reserves occupies the world the up to more than 20 hundred million tons Two, it is only second to U.S.'s (ton).People are developed with diatom using the unique pore structure of diatomite and powerful adsorption capacity Mud be representative feature interior architecture finishing material, it is contemplated that realize breathing damping, purification air, absorbing sound and lowering noise, fire protection flame retarding, The multiple efficacies such as insulation.Product is received significant attention after releasing, and oneself forms certain market scale at present.If can be by silicon Diatomaceous earth prepares building board as building material, will be expected to solve demand of the people to environment-friendly type decorative board material in the prior art.
201410591673.9 patent in the prior art, it is specifically that diatomite, calcium hydroxide, fiber, water etc. are pressed into one Certainty ratio is uniformly mixed into moist powder (aqueous 10%-50%), after compression molding, and steaming reaction process using pressure is had The characteristics of diatom wall material of regular profile, this kind of wall material is specific strength height, fireproof heat insulating, does not also have each with other materials Special pore structure, the purification of regulation and ambient air to ambient humidity has obvious action.But, this kind of material is due to raw material Problem, can only be used, it is impossible to substitute other dalles, such as floor as inwall, outer wall materials.
The content of the invention
In order to solve the above technical problems, being based on the diatomaceous diatom soil floor of two three-levels it is an object of the invention to provide one kind And preparation method thereof.
Based on the diatomaceous diatom soil floor of two three-levels, composition and parts by weight are：
The parts by weight of diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material 0.1~0.5；
The diatomaceous fineness of two three-levels is less than or equal to 200 mesh, and whiteness is more than or equal to 80.
It is preferred that, the string is paper pulp.
It is preferred that, the foaming agent is sodium acid carbonate, N, N- dinitrosopentamethlyene tetramines, N, N- dimethyl-N, N- One or more mixtures in two sub- terephthalamides, azodicarbonamide, 4,4- disulfonyl hydrazide diphenyl ethers.
It is preferred that, the whiteness of the diatomite white carbon load nano-titanium dioxide composite catalyzing material is 80~85, by Diatomite white carbon and the nano titanium oxide composition being supported on diatomite white carbon；The silica of diatomite white carbon contains Measure as more than 98%, particle diameter is 15~40um, loss on ignition is 2~2.5%, and specific surface area is 490~530m2/ g, pore volume is 0.6~0.7ml/g；The load capacity of nano titanium oxide is 35~40%, grain size≤15nm.
It is preferred that, in addition to, 5~8 weight account polyethylene alcohol rubber powders；
And/or 0.1~2 parts by weight antioxidant, the antioxidant 1076 and UV-531.
It is preferred that, the compatilizer is styrene-maleic anhydride copolymer, high impact polystyrene grafted maleic anhydride, K It is one or more mixed in glue, K glue grafted maleic anhydride, makrolon grafted polystyrene, polyolefin graft polystyrene Compound.
It is preferred that, the fire retardant is tricresyl phosphate or tricresyl phosphate (p- chloro-ethyl esters).
It is preferred that, the heat stabilizer is calcium stearate or zinc stearate.
It is preferred that, the reinforcing agent is carbon black or white carbon.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels, first by proportion ingredient, is uniformly mixed, Obtain mixed material；Then after mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, carry out thermal balance Afterwards, solidification is stood, blank flat is obtained；Then it is again that obtained blank flat is hot-forming, after thermal balance, cutting, sanding, fluting, Japanning, is produced based on the diatomaceous diatom soil floor of two three-levels.
Compared with prior art, beneficial effects of the present invention：
1st, the present invention's possesses excellent antibiotic property based on the diatomaceous diatom soil floor of two three-levels, and through experimental tests resist Bacterium rate reaches more than 98%；
2nd, the present invention's is small based on the diatomaceous diatom soil floor density of two three-levels, and light weight, even structure, sideline is whole Together, through experimental tests, unevenness maximum is also within 1.5%；
3rd, the present invention's possesses excellent formaldehyde absorbing based on the diatomaceous diatom soil floor of two three-levels, can be effectively net Change air, through experimental tests, purifying formaldehyde efficiency reaches 85-95%, and purifying formaldehyde effect persistence is more than 75%；
4th, it is of the invention to possess excellent damping effect based on the diatomaceous diatom soil floor of two three-levels, through experimental tests, Hygroscopic capacity 3h hygroscopic capacities wa >=20 × 10-3kg/m2；6h hygroscopic capacities wa >=40 × 10-3kg/m2；12h hygroscopic capacities wa >=60 × 10- 3kg/m2；24h hygroscopic capacities wa >=80 × 10-3kg/m2, moisture releasing amount monodrome is more than 30 × 10-3kg/m2；
5th, the present invention's is low based on the diatomaceous diatom soil floor bulking factor of two three-levels, after testing bulking factor≤0.20%；
6th, it is of the invention good based on the diatomaceous diatom soil floor anti-drop of two three-levels, after testing 2 meters of height fall by Test sample product should be intact, the bad phenomenon such as N/D, rupture, material peeling；
7th, good heat preservation performance, High anti bending strength low based on the diatomaceous diatomite floor heat conduction coefficient of two three-levels of the invention；
8th, the diatom soil floor water absorption rate prepared based on the diatomaceous diatom soil floor present invention of two three-levels of the invention is low, Less than 50%；
9th, the preparation method technique based on the diatomaceous diatom soil floor of two three-levels of the invention is simple, and production cost is low, The market demand is big；
10th, the present invention's is had outside necessary rupture strength based on the diatomaceous diatom soil floor of two three-levels, also with light Matter, insulation, it is waterproof and dampproof, automatically adjust indoor humidity, absorption pernicious gas, keep the function such as indoor cleaning, can be notable Improve indoor human settlement, improve crowd's quality of life, it is adaptable to make architecture indoor floor and use.
Embodiment
In order to further appreciate that the present invention, the preferred embodiments of the invention are retouched with reference to embodiment State, but it is to be understood that these descriptions are simply to further illustrate the features and advantages of the present invention rather than to patent of the present invention It is required that limitation.
Based on the diatomaceous diatom soil floor of two three-levels, composition and parts by weight are：
The parts by weight of diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material 0.1~0.5；
Wherein, the diatomaceous fineness of two three-levels is less than or equal to 200 mesh, and whiteness is more than or equal to 80.
String is paper pulp；
Foaming agent is sodium acid carbonate, N, N- dinitrosopentamethlyene tetramines, N, the sub- terephthaldehyde of N- dimethyl-N, N- bis- One or more mixtures in acid amides, azodicarbonamide, 4,4- disulfonyl hydrazide diphenyl ethers；
The whiteness of diatomite white carbon load nano-titanium dioxide composite catalyzing material is 80~85, by diatomite white carbon With the nano titanium oxide composition being supported on diatomite white carbon；The dioxide-containing silica of diatomite white carbon be 98% with On, particle diameter is 15~40um, and loss on ignition is 2~2.5%, and specific surface area is 490~530m2/ g, pore volume is 0.6~0.7ml/ g；The load capacity of nano titanium oxide is 35~40%, grain size≤15nm；
Compatilizer is styrene-maleic anhydride copolymer, high impact polystyrene grafted maleic anhydride, K glue, K splicing branches One or more mixtures in maleic anhydride, makrolon grafted polystyrene, polyolefin graft polystyrene；
Fire retardant is tricresyl phosphate or tricresyl phosphate (p- chloro-ethyl esters)；
Heat stabilizer heat stabilizer is calcium stearate or zinc stearate；
Reinforcing agent is carbon black or white carbon.
The diatom soil floor of the present invention, is further improvement performance, can also include the antioxidant of 0.1~2 parts by weight, resist Oxygen agent 1076 and UV-531, can also contain 5~8 weight account polyethylene alcohol rubber powders, increase adhesion strength.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels, comprises the following steps：
Step 1: by proportion ingredient, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is generally 1200~1500r/min, and the time is 10~20min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is generally 1100~1300r/min, and the time is 5~10min, go moisture removal be generally vacuum- 10~60min is kept under 0.05~-0.1MPa, water content reaches 6~10%；Thermal balance preferably conserves 5~6 at room temperature My god；Stand hardening time general in more than 24h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure be 12~14MPA, the time be 12~14min, temperature be 95~180 degree, preferably 120~ 150 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, thermal balance preferably more than the health 48h under conditions of closed.
The present invention is further illustrated with reference to embodiments.
Embodiment 1
Based on the diatomaceous diatom soil floor of two three-levels, by two three-level diatomite (mesh of fineness 200, whiteness of 40 parts by weight 80), the paper pulp of 12 parts by weight, the bisphenol-A of 7 parts by weight, 40 parts by weight expansible polystyrenes, the sodium acid carbonate of 6 parts by weight, (whiteness is 85 to the diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material of 0.3 parts by weight, nano titanium oxide Load capacity be 40%), the fire retardant tricresyl phosphate of the styrene-maleic anhydride copolymer of 3 parts by weight, 1 parts by weight, 2 weights Measure the calcium stearate and 15 parts by weight of carbon black per composition of part.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels：
Step 1: by said ratio dispensing, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is 1200r/min, and the time is 10min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is 1100r/min, and the time is 10min, goes moisture removal to be generally under vacuum -0.05 and keeps 50min；Thermal balance is to conserve 5 days at room temperature；Hardening time is stood in 24h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure is 12MPA, and the time is 14min, and temperature is 150 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, the thermal balance preferably health 48h under conditions of closed.
The diatom soil floor obtained to embodiment 1 carries out anti-microbial property detection, and examination criteria is with reference to GB/T 1250《The limit The method for expressing and decision method of numerical value》, GB 4789.2《Microbiological test of food hygiene total plate count is determined》, GB 19489《Laboratory biosafety General Requirement》With HG-T 3950-2007《Antibiotic paint》.Diatom soil floor is layered on training Support base on, spray spore suspension, make its it is full and uniform be sprayed on culture medium and sample, each sample does 5 parallel laboratory tests.More than Sample cultivates 28d under the conditions of (28 ± 1) DEG C, relative humidity RH are more than 90%, and antibacterium reaches 99%.
The uniformity of the diatom soil floor obtained to embodiment 1 is detected, takes 5 pieces of test specimens, is not less than 6mm's with diameter The outside micrometer thickness away from measurement plate at edges of boards edge 5mm in the middle part of the corner of every piece of test specimen and edges of boards respectively, every block of plate is surveyed altogether 8 thickness values are obtained, average value is worth as the uneven thickness of the plate using the difference divided by full depth of maximin in 8 thickness values Evenness, the revision of the convention to 1%, it is final measurement to choose maximum 1.5% in 5 pieces of test specimens, it can be seen that silicon prepared by the present invention Diatomaceous earth floor panel structure is uniform.
The diatom soil floor obtained to embodiment 1 carries out purifying formaldehyde Efficiency testing and the inspection of purifying formaldehyde effect persistence Survey, detection establishing criteria JC/T 1074-2008《Function of purifying indoor air coating material purifying property》.GB/T 16129- 1995《Residential area Formaldehyde in Atmosphere health test method AAS》.Experimental situation is：Temperature (25 ± 5) DEG C, phase To humidity (60 ± 10) %, board dimension is 400mm × 400mm × 8mm.Testing result is as shown in the table.
Detection project Standard requirement Testing result Individual event conclusion
Purifying formaldehyde efficiency >=75% 90.1% It is qualified
Purifying formaldehyde effect persistence >=60% 78.9% It is qualified
From testing result as can be seen that the diatom soil floor for preparing of the present invention possesses and good removes effect of formaldehyde.
The diatom soil floor obtained to embodiment 1 carries out hygroscopicity, wet putting detection detection establishing criteria JC/T2002- 2009《Construction material moisture absorption and desorption property method of testing》, JC/T2177-2013《Diatom ooze decorative wall material》.The following institute of testing result Show.
From data, diatom soil floor hygroscopicity of the invention, wet putting are good.
The diatom soil floor obtained to embodiment 1 carries out bulking factor performance detection, and examination criteria is with reference to JC/T 564.1- 2008《Fiber reinforced calcium silicate board part 1：Asbestos-free calcium silicate board》、GBT 7019-1997《Fibre cement product experiment side Method》, after testing embodiment 1 prepare diatomite possess good bulking factor (1 × 10-3kg/m2) ,≤0.20%.
Anti-drop detection is carried out to diatom soil floor prepared by embodiment 1, detection height is 2 meters, after testing sample Should be intact, the bad phenomenon such as N/D, rupture, material peeling.
Physical property detection is carried out to diatom soil floor prepared by embodiment 1, examination criteria is JC/T564.1-2008《It is fine Dimension enhancing calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》, GB- T10294-2008《Technology of Steady State Thermal Resistance of Thermal Insulating Material and the measure about characteristic -- Guarded hot plate》.Obtained result such as following table It is shown.
Water absorption rate detection is carried out to diatom soil floor prepared by embodiment 1, examination criteria is JC/T 564.1-2008《It is fine Dimension enhancing calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》.Through Detection, the water absorption rate of diatom soil floor prepared by the present invention is less than 50%.
Embodiment 2
Based on the diatomaceous diatom soil floor of two three-levels, by two three-level diatomite (mesh of fineness 200, whiteness of 30 parts by weight 80), the paper pulp of 10 parts by weight, the bisphenol-A of 5 parts by weight, 35 parts by weight expansible polystyrenes, the formyl of azo two of 5 parts by weight Amine, (whiteness is 85 to the diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material of 0.2 parts by weight, nanometer titanium dioxide The load capacity of titanium for 35%), the fire retardant tricresyl phosphate of the polyolefin graft polystyrene of 2 parts by weight, 1 parts by weight, 3 weights Measure the zinc stearate and 15 parts by weight of carbon black per composition of part.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels：
Step 1: by said ratio dispensing, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is 1500r/min, and the time is 10min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is 1300r/min, and the time is 5min, removes moisture removal to keep 40min under vacuum -0.1MPa； Thermal balance is to conserve 5 days at room temperature；Stand hardening time general in 30h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure is 12MPA, and the time is 12min, and temperature is 150 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, thermal balance is the health 48h under conditions of closed.
The diatom soil floor obtained to embodiment 2 carries out anti-microbial property detection, and examination criteria is with reference to GB/T 1250《The limit The method for expressing and decision method of numerical value》, GB 4789.2《Microbiological test of food hygiene total plate count is determined》, GB 19489《Laboratory biosafety General Requirement》With HG-T 3950-2007《Antibiotic paint》.Diatom soil floor is layered on training Support base on, spray spore suspension, make its it is full and uniform be sprayed on culture medium and sample, each sample does 5 parallel laboratory tests.More than Sample cultivates 28d under the conditions of (28 ± 1) DEG C, relative humidity RH are more than 90%, and antibacterium reaches 99%.
The uniformity of the diatom soil floor obtained to embodiment 2 is detected, takes 5 pieces of test specimens, is not less than 6mm's with diameter The outside micrometer thickness away from measurement plate at edges of boards edge 5mm in the middle part of the corner of every piece of test specimen and edges of boards respectively, every block of plate is surveyed altogether 8 thickness values are obtained, average value is worth as the uneven thickness of the plate using the difference divided by full depth of maximin in 8 thickness values Evenness, the revision of the convention to 1%, it is final measurement to choose maximum 1.3% in 5 pieces of test specimens, it can be seen that silicon prepared by the present invention Diatomaceous earth floor panel structure is uniform.
The diatom soil floor obtained to embodiment 2 carries out purifying formaldehyde Efficiency testing and the inspection of purifying formaldehyde effect persistence Survey, detection establishing criteria JC/T 1074-2008《Function of purifying indoor air coating material purifying property》.GB/T 16129- 1995《Residential area Formaldehyde in Atmosphere health test method AAS》.Experimental situation is：Temperature (25 ± 5) DEG C, phase To humidity (60 ± 10) %, board dimension is 400mm × 400mm × 8mm.Testing result is as shown in the table.
Detection project Standard requirement Testing result Individual event conclusion
Purifying formaldehyde efficiency >=75% 88.0% It is qualified
Purifying formaldehyde effect persistence >=60% 74.1% It is qualified
From testing result as can be seen that the diatom soil floor for preparing of the present invention possesses and good removes effect of formaldehyde.
The diatom soil floor obtained to embodiment 2 carries out hygroscopicity, wet putting detection detection establishing criteria JC/T2002- 2009《Construction material moisture absorption and desorption property method of testing》, JC/T2177-2013《Diatom ooze decorative wall material》.The following institute of testing result Show.
From data, diatom soil floor hygroscopicity of the invention, wet putting are good.
The diatom soil floor obtained to embodiment 2 carries out bulking factor performance detection, and examination criteria is with reference to JC/T564.1- 2008《Fiber reinforced calcium silicate board part 1：Asbestos-free calcium silicate board》、GBT 7019-1997《Fibre cement product experiment side Method》, after testing embodiment 2 prepare diatomite possess good bulking factor (1 × 10-3kg/m2) ,≤0.20%.
Anti-drop detection is carried out to diatom soil floor prepared by embodiment 2, detection height is 2 meters, after testing sample Should be intact, the bad phenomenon such as N/D, rupture, material peeling.
Physical property detection is carried out to diatom soil floor prepared by embodiment 2, examination criteria is JC/T 564.1-2008 《Fiber reinforced calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》, GB-T10294-2008《Technology of Steady State Thermal Resistance of Thermal Insulating Material and the measure about characteristic -- Guarded hot plate》.Obtained result is as follows Shown in table.
Water absorption rate detection is carried out to diatom soil floor prepared by embodiment 2, examination criteria is JC/T 564.1-2008《It is fine Dimension enhancing calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》.Through Detection, the water absorption rate of diatom soil floor prepared by the present invention is less than 50%.
Embodiment 3
Based on the diatomaceous diatom soil floor of two three-levels, by two three-level diatomite (mesh of fineness 200, whiteness of 45 parts by weight 80), the paper pulp of 15 parts by weight, the bisphenol-A of 8 parts by weight, 45 parts by weight expansible polystyrenes, the formyl of azo two of 8 parts by weight Amine, (whiteness is 85 to the diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material of 0.5 parts by weight, nanometer titanium dioxide The load capacity of titanium for 36%), the fire retardant tricresyl phosphate of the polyolefin graft polystyrene of 1 parts by weight, 2 parts by weight, 2 weights Measure the zinc stearate and 10 parts by weight of carbon black per composition of part.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels；
Step 1: by said ratio dispensing, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is 1300r/min, and the time is 15min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is 1300r/min, and the time is 5min, removes moisture removal to keep 60min under vacuum -0.1MPa； Thermal balance is to conserve 6 days at room temperature；Hardening time is stood in 24h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure is 14MPA, and the time is 14min, and temperature is 180 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, the thermal balance preferably health 48h under conditions of closed.
The diatom soil floor obtained to embodiment 3 carries out anti-microbial property detection, and examination criteria is with reference to GB/T 1250《The limit The method for expressing and decision method of numerical value》, GB 4789.2《Microbiological test of food hygiene total plate count is determined》, GB 19489《Laboratory biosafety General Requirement》With HG-T 3950-2007《Antibiotic paint》.Diatom soil floor is layered on training Support base on, spray spore suspension, make its it is full and uniform be sprayed on culture medium and sample, each sample does 5 parallel laboratory tests.More than Sample cultivates 28d under the conditions of (28 ± 1) DEG C, relative humidity RH are more than 90%, and antibacterium reaches 99%.
The uniformity of the diatom soil floor obtained to embodiment 3 is detected, takes 5 pieces of test specimens, is not less than 6mm's with diameter The outside micrometer thickness away from measurement plate at edges of boards edge 5mm in the middle part of the corner of every piece of test specimen and edges of boards respectively, every block of plate is surveyed altogether 8 thickness values are obtained, average value is worth as the uneven thickness of the plate using the difference divided by full depth of maximin in 8 thickness values Evenness, the revision of the convention to 1%, it is final measurement to choose maximum 2.0% in 5 pieces of test specimens, it can be seen that silicon prepared by the present invention Diatomaceous earth floor panel structure is uniform.
The diatom soil floor obtained to embodiment 3 carries out purifying formaldehyde Efficiency testing and the inspection of purifying formaldehyde effect persistence Survey, detection establishing criteria JC/T 1074-2008《Function of purifying indoor air coating material purifying property》.GB/T 16129- 1995《Residential area Formaldehyde in Atmosphere health test method AAS》.Experimental situation is：Temperature (25 ± 5) DEG C, phase To humidity (60 ± 10) %, board dimension is 400mm × 400mm × 8mm.Testing result is as shown in the table.
Detection project Standard requirement Testing result Individual event conclusion
Purifying formaldehyde efficiency >=75% 94.4% It is qualified
Purifying formaldehyde effect persistence >=60% 84.4% It is qualified
From testing result as can be seen that the diatom soil floor for preparing of the present invention possesses and good removes effect of formaldehyde.
The diatom soil floor obtained to embodiment 3 carries out hygroscopicity, wet putting detection detection establishing criteria JC/T2002- 2009《Construction material moisture absorption and desorption property method of testing》, JC/T2177-2013《Diatom ooze decorative wall material》.The following institute of testing result Show.
From data, diatom soil floor hygroscopicity of the invention, wet putting are good.
The diatom soil floor obtained to embodiment 3 carries out bulking factor performance detection, and examination criteria is with reference to JC/T 564.1- 2008《Fiber reinforced calcium silicate board part 1：Asbestos-free calcium silicate board》、GBT 7019-1997《Fibre cement product experiment side Method》, after testing embodiment 3 prepare diatomite possess good bulking factor (1 × 10-3kg/m2) ,≤0.18%.
Anti-drop detection is carried out to diatom soil floor prepared by embodiment 3, detection height is 2 meters, after testing sample Should be intact, the bad phenomenon such as N/D, rupture, material peeling.
Physical property detection is carried out to diatom soil floor prepared by embodiment 3, examination criteria is JC/T 564.1-2008 《Fiber reinforced calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》, GB-T10294-2008《Technology of Steady State Thermal Resistance of Thermal Insulating Material and the measure about characteristic -- Guarded hot plate》.Obtained result is as follows Shown in table.
Water absorption rate detection is carried out to diatom soil floor prepared by embodiment 3, examination criteria is JC/T 564.1-2008《It is fine Dimension enhancing calcium silicate board part 1：Asbestos-free calcium silicate board》, GBT 7019-1997《Fibre cement product experimental method》.Through Detection, the water absorption rate of diatom soil floor prepared by the present invention is less than 50%.
Embodiment 4
Based on the diatomaceous diatom soil floor of two three-levels, by two three-level diatomite (mesh of fineness 200, whiteness of 45 parts by weight 80), the paper pulp of 15 parts by weight, the bisphenol-A of 8 parts by weight, 45 parts by weight expansible polystyrenes, the formyl of azo two of 8 parts by weight Amine, (whiteness is 85 to the diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material of 0.5 parts by weight, nanometer titanium dioxide The load capacity of titanium for 36%), the fire retardant tricresyl phosphate of the polyolefin graft polystyrene of 1 parts by weight, 2 parts by weight, 2 weights Measure zinc stearate, 5 weight account polyethylene alcohol rubber powders and 10 the parts by weight of carbon black per composition of part.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels：
Step 1: by said ratio dispensing, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is 1300r/min, and the time is 15min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is 1300r/min, and the time is 5min, removes moisture removal to keep 60min under vacuum -0.1MPa； Thermal balance is to conserve 5 days at room temperature；Hardening time is stood in 24h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure is 13MPA, and the time is 14min, and temperature is 120 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, the thermal balance preferably health 48h under conditions of closed.
Embodiment 5
Based on the diatomaceous diatom soil floor of two three-levels, by two three-level diatomite (mesh of fineness 200, whiteness of 40 parts by weight 80), the paper pulp of 12 parts by weight, the bisphenol-A of 7 parts by weight, 40 parts by weight expansible polystyrenes, the sodium acid carbonate of 6 parts by weight, (whiteness is 85 to the diatomite white carbon supporting nanometer titanic oxide composite photochemical catalyst material of 0.3 parts by weight, nano titanium oxide Load capacity be 40%), the fire retardant tricresyl phosphate of the styrene-maleic anhydride copolymer of 3 parts by weight, 1 parts by weight, 2 weights Measure calcium stearate, the antioxidant 1076 of 2 parts by weight and 15 the parts by weight of carbon black per composition of part.
The above-mentioned preparation method based on the diatomaceous diatom soil floor of two three-levels,
Step 1: by said ratio dispensing, being uniformly mixed, obtaining mixed material；
Wherein, mixing speed is 1300r/min, and the time is 15min；
Step 2: after with water, mixed material is diluted, stir, shaping of mating formation, negative pressure is gone down moisture removal, and heat is flat After weighing apparatus, solidification is stood, slab is obtained；
Wherein, mixing speed is 1300r/min, and the time is 5min, removes moisture removal to keep 60min under vacuum -0.1MPa； Thermal balance is to conserve 6 days at room temperature；Hardening time is stood in 24h；
Step 3: slab is hot-forming, obtain blank flat；
Hot-forming pressure is 14MPA, and the time is 14min, and temperature is 180 degree；
Step 4: by after obtained blank flat thermal balance, cutting, two-sided sanding, four sides is slotted, upper UV paints are based on The diatomaceous diatom soil floor of two three-levels；
Wherein, the thermal balance preferably health 48h under conditions of closed.

Claims (10)

1. based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that composition and parts by weight are：
The diatomaceous fineness of two three-levels is less than or equal to 200 mesh, and whiteness is more than or equal to 80.
2. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the string For paper pulp.
3. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the foaming agent is Sodium acid carbonate, N, N- dinitrosopentamethlyene tetramines, N, the sub- terephthalamide of N- dimethyl-N, N- bis-, the formyl of azo two One or more mixtures in amine, 4,4- disulfonyl hydrazide diphenyl ethers.
4. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the diatomite is white The whiteness of carbon black loadings nano titanium oxide composite catalyzing material is 80~85, by diatomite white carbon and to be supported on diatomite white Nano titanium oxide composition on carbon black；The dioxide-containing silica of diatomite white carbon is more than 98%, and particle diameter is 15~40um, Loss on ignition is 2~2.5%, and specific surface area is 490~530m2/ g, pore volume is 0.6~0.7ml/g；Nano titanium oxide it is negative Carrying capacity is 35~40%, grain size≤15nm.
5. according to claim 1 be based on the diatomaceous diatomite plate of two three-levels, it is characterised in that also includes, 5~8 weights Measure part polyvinyl alcohol rubber powder；
And/or 0.1~2 parts by weight antioxidant, the antioxidant 1076 and UV-531.
6. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the compatilizer is Styrene-maleic anhydride copolymer, high impact polystyrene grafted maleic anhydride, K glue, K glue grafted maleic anhydride, makrolon One or more mixtures in grafted polystyrene, polyolefin graft polystyrene.
7. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the reinforcing agent is Carbon black or white carbon.
8. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the fire retardant is Tricresyl phosphate or tricresyl phosphate (p- chloro-ethyl esters).
9. according to claim 1 be based on the diatomaceous diatom soil floor of two three-levels, it is characterised in that the heat stabilizer For calcium stearate or zinc stearate.
10. the preparation method based on the diatomaceous diatom soil floor of two three-levels described in claim 1~9 any one, it is special Levy and be, first by proportion ingredient, be uniformly mixed, obtain mixed material；Then after mixed material is diluted, stir, Mat formation shaping, negative pressure is gone down moisture removal, is carried out after thermal balance, is stood solidification, obtain blank flat；Then again by obtained blank flat Hot-forming, after thermal balance, cutting, sanding, fluting, japanning is produced based on the diatomaceous diatom soil floor of two three-levels.
CN201710400166.6A 2017-05-31 2017-05-31 Based on diatomaceous diatom soil floor of two three-levels and preparation method thereof Pending CN107163423A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108479731A (en) * 2018-04-23 2018-09-04 杭州鼎好新材料有限公司 A kind of absorption heavy metal ion porous polyethylene ball and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN101033317A (en) * 2006-05-24 2007-09-12 卓玉国 Preparation of multifunctional wood-plastic composite material
CN103396623A (en) * 2013-07-15 2013-11-20 安徽济峰节能材料有限公司 PVC (polyvinyl chloride) micro-foam floor and preparation method thereof
CN106633536A (en) * 2017-01-12 2017-05-10 丰城铭雪智能环保装饰材料有限公司 Composite environment-friendly decoration material and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101033317A (en) * 2006-05-24 2007-09-12 卓玉国 Preparation of multifunctional wood-plastic composite material
CN103396623A (en) * 2013-07-15 2013-11-20 安徽济峰节能材料有限公司 PVC (polyvinyl chloride) micro-foam floor and preparation method thereof
CN106633536A (en) * 2017-01-12 2017-05-10 丰城铭雪智能环保装饰材料有限公司 Composite environment-friendly decoration material and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108479731A (en) * 2018-04-23 2018-09-04 杭州鼎好新材料有限公司 A kind of absorption heavy metal ion porous polyethylene ball and preparation method thereof

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Application publication date: 20170915