CN105064005A - Modified pumice-graphene oxide-doped efficient polylactic acid-polypropylene biological film composite fiber carrier material and preparation method thereof - Google Patents
Modified pumice-graphene oxide-doped efficient polylactic acid-polypropylene biological film composite fiber carrier material and preparation method thereof Download PDFInfo
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- CN105064005A CN105064005A CN201510436525.4A CN201510436525A CN105064005A CN 105064005 A CN105064005 A CN 105064005A CN 201510436525 A CN201510436525 A CN 201510436525A CN 105064005 A CN105064005 A CN 105064005A
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Abstract
The present invention relates to a biological film carrier material, particularly to a modified pumice-graphene oxide-doped efficient polylactic acid-polypropylene biological film composite fiber carrier material and a preparation method thereof. According to the present invention, the traditional simple inorganic carrier medium and the traditional simple organic carrier medium are subjected to mixed use, the fibers prepared from polypropylene, polylactic acid and other polymer materials have good compatibility with microorganisms, the modified pumice doped in the fibers has uniform and efficient adsorption capacity, the graphene oxide has effects of improvement of mechanical properties of the material and improvement of the adsorption degradation effect, and the fiber bundle can adhere the carbon source in the fibers after the fiber bundle is subjected to a soaking treatment in a composite silica sol so as to accelerate the film forming growth of microorganisms; and the prepared composite fiber carrier material has characteristics of light weight, large surface activation area and rapid film forming, and is rich in the carbon source, and the filler prepared from the prepared composite fiber carrier material has advantages of good fluidity, agglomerating resistance, clogging resistance, good adsorption property and the like so as to further improve the water purification effect.
Description
Technical field
The present invention relates to a kind of biofilm carrier material, efficient polylactic acid-polypropylene biomembrane composite fibre carrier material being specifically related to a kind of doping vario-property honeycomb stone-graphene oxide and preparation method thereof.
Background technology
Biomembrane wastewater processing technology Microorganism incubation is formed on carrier biomembrane to make the pollutant in waste water obtain the technology of degrading, therefore, the performance of biofilm carrier directly will have influence on sewage treating efficiency, want to obtain efficient water treatment efficiency, suitable efficient carrier material is selected to seem particularly important, the carrier material mainly polyethylene that current application is more, polystyrene, polyamide, macromolecule flexible material and the active carbons such as polypropylene, slag, the mineral-type fillers such as lime stone, but these materials are at biocompatibility, stability, persistence, reproducibility, there are some defects in the aspects such as mobility and biomembrane tack, govern the further lifting of clean-up effect.
Honeycomb stone, real name foam is a kind of effusive rock in igneous rock material, primarily of volcanic glass, mineral composition.During volcano eruption, a large amount of volcanic gases produced in magma form foam, and foam cooling subsequently, gas " is sealed up for safekeeping " in honeycomb stone.Bubble in honeycomb stone accounts for more than 70% of rock cumulative volume, only has very thin volcanic glass and mineral between bubble, on thus can bubbling through the water column.Honeycomb stone has unique air hole structure and good adsorption capacity, to the organic and inorganic pollution in the aqueous solution, all there is stronger adsorption capacity, it is also used to make biomembrane and enzyme preparation carrier, show up prominently at sewage treatment area, but due to the difference of storeroom, its physical property and chemical composition all have larger change, and absorption boundary condition and adsorption capacity also can be different, and and then affect its carrier surface forming biofilm property and effects of purification quality.
Summary of the invention
The object of the invention is to, for the shortcoming of existing biofilms carrier material, prepare a kind of efficient polylactic acid-polypropylene biomembrane composite fibre carrier material of novel doping vario-property honeycomb stone-graphene oxide, to obtain good microorganism colonization and effects of purification quality.
To achieve these goals, the technical solution used in the present invention is as follows:
Efficient polylactic acid-polypropylene biomembrane composite fibre carrier material of doping vario-property honeycomb stone-graphene oxide, is characterized in that: described carrier material is made up of the raw material of following weight portion: honeycomb stone 6-8, PLA 10-14, nano-calcium carbonate 2-3, graphene oxide 0.1-0.2, cornstarch 3-5, Arabic gum 1-3, polypropylene 30-40, epoxidized soybean oil 1-2, ethylene-acrylic acid copolymer 12-15, lauryl sodium sulfate 0.1-0.2, sodium humate 0.3-0.5, comprehensive silicon colloidal sol are appropriate, water 20-30;
Described comprehensive silicon colloidal sol is made up of the raw material of following weight portion: solid content is Ludox 12-16, oxyamyli tectus aldehydum 5-8, the water 30-35 of 30-35%, preparation method is: oxyamyli tectus aldehydum being dropped into temperature is in the water of 40-50 DEG C, be stirred to after it dissolves completely, add Ludox, insulated and stirred 2-3h, obtains comprehensive silicon colloidal sol.
The preparation method of above-mentioned material comprises following steps:
(1) first honeycomb stone is broken for 50-100 order; Dropped in the solution prepared by lauryl sodium sulfate, sodium humate and water again, after stirring, mixed material is heated to 50-60 DEG C, and be 60-100W ultrasonic echography process 4-5h with power, process terminates rear filtration, filtrate clean water 2-3 post-drying, obtains modification honeycomb stone micro mist for subsequent use;
(2) modification honeycomb stone micro mist prepared by other leftover materials except comprehensive silicon colloidal sol and step (1) is mixed, send into batch mixing in double screw extruder, extrude under 220-230 DEG C of condition and make compound slice, drop into melt-spraying spinning in melt-blown non-woven equipment after slice cooling, be compiled into after the solidification of gained filament and make the bundle of composite fibers that diameter is 1-2mm;
(3) fibre bundle of step (2) gained is immersed in comprehensive silicon colloidal sol, take out after soaking 12-16h, after heated-air drying, be cooled to room temperature, use clean water 1-2 rear drying subsequently again, remove moisture completely, to obtain final product.
Beneficial effect of the present invention:
The present invention is by simple for tradition inorganic, organic carrier medium is used in combination, by both advantages, widen the scope of application of material greatly, with polypropylene, the filament of the Polymer materialspreparations such as PLA and the compatibility of microorganism better, hydrophilic environmental protection, the modification honeycomb stone of blending in filament possesses the adsorption capacity of uniform high-efficiency, the graphene oxide added not only improves the mechanical property of material, and improve absorption degradation effect, fibre bundle can adhere to carbon source in the fibre after immersion treatment in comprehensive silicon colloidal sol, acceleration microorganism colonization grows, the composite fibre carrier material that the present invention prepares is lightweight, surface active area is large, be rich in carbon source, film forming is fast, with the filler that it makes, there is good fluidity, not easily conglomeration blocking, the advantages such as absorption property is good, improve effects of purification quality further.
Detailed description of the invention
Embodiment
Below with reference to embodiment, the present invention will be further described.
Efficient polylactic acid-polypropylene biomembrane composite fibre carrier material of doping vario-property honeycomb stone-graphene oxide, is characterized in that: described carrier material material is made up of the raw material of following weight portion: honeycomb stone 7, PLA 12, nano-calcium carbonate 2.5, graphene oxide 0.1, cornstarch 4, Arabic gum 2, polypropylene 38, epoxidized soybean oil 1.5, ethylene-acrylic acid copolymer 14, lauryl sodium sulfate 0.1, sodium humate 0.4, comprehensive silicon colloidal sol are appropriate, water 25;
Wherein comprehensive silicon colloidal sol is made up of the raw material of following weight portion: solid content is Ludox 15, oxyamyli tectus aldehydum 6, the water 32 of 30%, preparation method is: oxyamyli tectus aldehydum being dropped into temperature is in the water of 40-50 DEG C, be stirred to after it dissolves completely, add Ludox, insulated and stirred 2.5h, obtains comprehensive silicon colloidal sol.
The preparation method of above-mentioned material comprises following steps:
(1) first honeycomb stone is broken for 100 orders; Dropped in the solution prepared by lauryl sodium sulfate, sodium humate and water again, after stirring, mixed material is heated to 50-60 DEG C, and be 100W ultrasonic echography process 4.5h with power, process terminates rear filtration, filtrate clean water 3 post-dryings, obtain modification honeycomb stone micro mist for subsequent use;
(2) modification honeycomb stone micro mist prepared by other leftover materials except comprehensive silicon colloidal sol and step (1) is mixed, send into batch mixing in double screw extruder, extrude under 220 DEG C of conditions and make compound slice, drop into melt-spraying spinning in melt-blown non-woven equipment after slice cooling, be compiled into after the solidification of gained filament and make the bundle of composite fibers that diameter is 1.5mm;
(3) fibre bundle of step (2) gained is immersed in comprehensive silicon colloidal sol, take out after soaking 15h, after heated-air drying, be cooled to room temperature, dry after using clean water 2 times subsequently again, remove moisture completely, to obtain final product.
The fibre bundle specific area prepared is 6800m
2/ m
3, in 10-24 hour, realize biomembrane set, within 10-12 days, inner film thickness can reach 7.5-8mm, the average magnitude of its perphyton dry film reaches 4.8g/g, and it reaches 94.2% to COD clearance in sewage, and ammonia nitrogen removal frank reaches 92.2%, nitrogen removal rate reaches 82.8%, and average life is 5-6.
Claims (3)
1. efficient polylactic acid-polypropylene biomembrane composite fibre carrier material of doping vario-property honeycomb stone-graphene oxide, is characterized in that: described carrier material is made up of the raw material of following weight portion: honeycomb stone 6-8, PLA 10-14, nano-calcium carbonate 2-3, graphene oxide 0.1-0.2, cornstarch 3-5, Arabic gum 1-3, polypropylene 30-40, epoxidized soybean oil 1-2, ethylene-acrylic acid copolymer 12-15, lauryl sodium sulfate 0.1-0.2, sodium humate 0.3-0.5, comprehensive silicon colloidal sol are appropriate, water 20-30.
2. efficient polylactic acid-polypropylene biomembrane composite fibre the carrier material of doping vario-property honeycomb stone-graphene oxide, it is characterized in that, described comprehensive silicon colloidal sol forms by the raw material of following weight portion is composite: solid content is Ludox 12-16, oxyamyli tectus aldehydum 5-8, the water 30-35 of 30-35%, preparation method is: oxyamyli tectus aldehydum being dropped into temperature is in the water of 40-50 DEG C, be stirred to after it dissolves completely, add Ludox, insulated and stirred 2-3h, obtain comprehensive silicon colloidal sol.
3. the preparation method of the efficient polylactic acid-polypropylene biomembrane composite fibre carrier material of a kind of doping vario-property honeycomb stone-graphene oxide as claimed in claim 1 or 2, is characterized in that, comprise following steps:
(1) first honeycomb stone is broken for 50-100 order; Dropped in the solution prepared by lauryl sodium sulfate, sodium humate and water again, after stirring, mixed material is heated to 50-60 DEG C, and be 60-100W ultrasonic echography process 4-5h with power, process terminates rear filtration, filtrate clean water 2-3 post-drying, obtains modification honeycomb stone micro mist for subsequent use;
(2) modification honeycomb stone micro mist prepared by other leftover materials except comprehensive silicon colloidal sol and step (1) is mixed, send into batch mixing in double screw extruder, extrude under 220-230 DEG C of condition and make compound slice, drop into melt-spraying spinning in melt-blown non-woven equipment after slice cooling, be compiled into after the solidification of gained filament and make the bundle of composite fibers that diameter is 1-2mm;
(3) fibre bundle of step (2) gained is immersed in comprehensive silicon colloidal sol, take out after soaking 12-16h, after heated-air drying, be cooled to room temperature, use clean water 1-2 rear drying subsequently again, remove moisture completely, to obtain final product.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540081A (en) * | 2017-10-16 | 2018-01-05 | 燕山大学 | A kind of preparation method of biochemical wastewater treatment composite biological packing |
| CN107841828A (en) * | 2016-09-20 | 2018-03-27 | 河南智联寰宇知识产权运营有限公司 | Polylactic acid poly ethene compound bio membrane carrier materials and preparation method thereof |
| CN107841806A (en) * | 2016-09-20 | 2018-03-27 | 河南智联寰宇知识产权运营有限公司 | Flexible polylactic acid composite biological membrane carrier materials and preparation method thereof |
| CN108996669A (en) * | 2018-08-08 | 2018-12-14 | 四川大学 | A kind of polyethylene-graphene composite biological packing and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341025A (en) * | 2006-01-13 | 2009-01-07 | Nbc株式会社 | Composite material having antifouling property |
| CN202688079U (en) * | 2012-02-08 | 2013-01-23 | 河北益生环保科技有限公司 | Spherical pumice filling material |
| CN103387285A (en) * | 2012-05-11 | 2013-11-13 | 宁波天安生物材料有限公司 | Water treatment composite material |
-
2015
- 2015-07-23 CN CN201510436525.4A patent/CN105064005A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341025A (en) * | 2006-01-13 | 2009-01-07 | Nbc株式会社 | Composite material having antifouling property |
| CN202688079U (en) * | 2012-02-08 | 2013-01-23 | 河北益生环保科技有限公司 | Spherical pumice filling material |
| CN103387285A (en) * | 2012-05-11 | 2013-11-13 | 宁波天安生物材料有限公司 | Water treatment composite material |
Non-Patent Citations (1)
| Title |
|---|
| 马建伟等: "《非织造布技术概论（第2版）》", 31 October 2009 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107841828A (en) * | 2016-09-20 | 2018-03-27 | 河南智联寰宇知识产权运营有限公司 | Polylactic acid poly ethene compound bio membrane carrier materials and preparation method thereof |
| CN107841806A (en) * | 2016-09-20 | 2018-03-27 | 河南智联寰宇知识产权运营有限公司 | Flexible polylactic acid composite biological membrane carrier materials and preparation method thereof |
| CN107540081A (en) * | 2017-10-16 | 2018-01-05 | 燕山大学 | A kind of preparation method of biochemical wastewater treatment composite biological packing |
| CN107540081B (en) * | 2017-10-16 | 2020-06-30 | 燕山大学 | Preparation method of composite biological filler for biochemical treatment of sewage |
| CN108996669A (en) * | 2018-08-08 | 2018-12-14 | 四川大学 | A kind of polyethylene-graphene composite biological packing and preparation method thereof |
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