CN109592779A - A kind of carrier organism base and preparation method thereof - Google Patents

A kind of carrier organism base and preparation method thereof Download PDF

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Publication number
CN109592779A
CN109592779A CN201811539117.1A CN201811539117A CN109592779A CN 109592779 A CN109592779 A CN 109592779A CN 201811539117 A CN201811539117 A CN 201811539117A CN 109592779 A CN109592779 A CN 109592779A
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parts
strand
porous
bio
carrier organism
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CN201811539117.1A
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CN109592779B (en
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倪建忠
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Hubei Xingxin Ecological Technology Co.,Ltd.
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Hubei Xingxin River Regulation Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • C02F3/108—Immobilising gels, polymers or the like
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/96—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from other synthetic polymers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Biological Depolymerization Polymers (AREA)

Abstract

The present invention provides a kind of carrier organism bases and preparation method thereof, the carrier organism base includes axial cord, multiple porous strands and the biomass carbon being arranged on the porous strand, and spatially evenly distributed radiation regimes are fixed on the axial cord the multiple porous strand；The porous strand is that bio-based composite material is made by drawing process, bio-based composite material includes the raw material of following parts by weight: polyurethane and 70~80 parts of polyamide block copolymer, 5~10 parts of cellulose, 2~5 parts of neopelex, 5~10 parts of manganese dioxide.The specific surface area of the carrier organism base single side is up to 450 ㎡/m3, biomass is high in unit volume, can achieve the short purpose of hydraulic detention time.

Description

A kind of carrier organism base and preparation method thereof
Technical field
The present invention relates to biology base technical field, in particular to a kind of carrier organism base and preparation method thereof.
Background technique
Carrier organism base biology battle array is a kind of for water treatment system and the product of water remediation, is a kind of efficient micro- life Object carrier, and it is applied to multiple water ecological environment reparations and water prevention and cure of pollution field.Due to its product material, in terms of All there is particularity, therefore suitable microorganism and mass propagation can be selected in different use environments, make contaminated Water body can be restored to normally in a short time.So that water body is reached balance, restore the self-purification capacity of water body, to enable the system to steady Determine, enduringly play catharsis.
Existing bio-based composite material specific surface area is smaller, and huge specific surface area cannot be provided for microorganism；And it is raw The bad dispersibility of object based composites.Therefore, it develops a kind of carrier organism base with huge specific surface area and shows important especially.
Summary of the invention
It is an object of the invention to overcome the defect of the prior art, provides a kind of carrier organism base and its preparation is not square Method, for the carrier organism base with huge specific surface area, good dispersion and with excellent flexibility, tensile strength and bending are strong Degree is big.
The present invention is implemented as follows:
One of the objects of the present invention is to provide a kind of carrier organism bases, including axial cord, multiple porous strands, Yi Jishe Set the biomass carbon on the porous strand, the multiple porous strand spatially evenly distributed radiation regimes be fixed on it is described On axial cord；
The porous strand is that bio-based composite material is made by drawing process, the bio-based composite material Raw material including following parts by weight: polyurethane and 70~80 parts of polyamide block copolymer, 5~10 parts of cellulose, dodecyl 2~5 parts of benzene sulfonic acid sodium salt, 5~10 parts of manganese dioxide, 5~10 parts of phosphite antioxidant.
The second object of the present invention is to provide the preparation method of the carrier organism base, specifically comprise the following steps:
Step 1, by weight by polyurethane and polyamide block copolymer, cellulose, neopelex, dioxy Change manganese, phosphite antioxidant is placed in high-speed mixer 25~35min of mixing at 100 DEG C~120 DEG C, is then transferred to double In screw extruder, extruding pelletization is carried out, is prepared into the strand that diameter is 50-150mm；
Step 2 punches the strand, and biomass carbon is filled in hole；
Step 3, by the multiple porous strand, spatially evenly distributed radiation regimes are fixed on the axial cord.
It should be noted that polyurethane used in the present invention and polyamide block copolymer are by diisocyanate, polyethers two First alcohol, binary acid and binary amine copolymer are made, and wherein polyamide segment is hard section, and the number-average molecular weight of the polyamide-block is 3500-4600, glass transition temperature are 12~22 DEG C；Polyurethane segment is soft segment, the equal molecule of the number of the polyurethane segment 1800-2400 is measured, glass transition temperature Tg is -30~-20 DEG C.
Poly- ammonia in polyurethane described in polyurethane used in the present invention and polyamide block copolymer and polyamide block copolymer Ester segment molal quantity accounts in block copolymer and is no less than 15% in polyurethane segment and polyamide segment total mole number；Polyamide chains Section molal quantity accounts in block copolymer and is no less than 50% in polyurethane segment and polyamide segment total mole number.
The amine value of polyurethane and polyamide block copolymer used in the present invention is 20~25mgKOH/g.
The invention has the following advantages:
1, the application passes through the study found that by polyurethane and polyamide block copolymer, cellulose, dodecyl benzene sulfonic acid Sodium, manganese dioxide, the carrier organism base that phosphite antioxidant is made with certain proportion, good dispersion, the strand being prepared Specific surface area with higher, common micro-organisms packing specific area are 90-180m2/m3, carrier organism base provided by the invention The specific surface area of single side is up to 450m2/m3, two-sided specific surface area is up to 900m2/m3, due to high specific surface area, then single Biomass is just high in the volume of position, can achieve the short purpose of hydraulic detention time.And have excellent flexibility, tensile strength and Bending strength is big.
2, carrier organism base provided by the invention can play the role of waterpower obstruction, the arrangements of multiple porous strands so that On the one hand it can build gentle water-power environment；On the other hand greatly increase with water body effectively contacts, increase particulate matter with The contact of biomembrane.These solid contents are settled down to the water-bed attachment carrier that can become microorganism again.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of carrier organism base provided by the invention；
In figure, 1, axial cord；2, porous strand.
Specific embodiment
Embodiment 1
1, a kind of carrier organism base, as shown in Fig. 1, including axial cord 1, multiple porous strands 2 and setting are described Biomass carbon on porous strand 1 and the contaminant degradation bacterium being attached on the porous strand, the multiple porous strand Spatially evenly distributed radiation regimes are fixed on the axial cord；
The porous strand is that bio-based composite material is made by drawing process, the bio-based composite material Raw material including following parts by weight: polyurethane and 70 parts of polyamide block copolymer, 5 parts of cellulose, neopelex 5 Part, 10 parts of manganese dioxide, 10 parts of phosphite antioxidant.
2, the preparation method of the carrier organism base, specifically comprises the following steps:
Step 1, by weight by polyurethane and polyamide block copolymer, cellulose, neopelex, dioxy Change manganese, phosphite antioxidant is placed in high-speed mixer 25~35min of mixing at 100 DEG C~120 DEG C, is then transferred to double In screw extruder, extruding pelletization is carried out, double screw extruder temperature setting is 130~150 DEG C, screw speed 60r/min； Injection (mo(u)lding) machine temperature setting is 130~150 DEG C, screw speed 60r/min, is prepared into the strand that diameter is 50-150mm；
Step 2 punches the strand, aperture diameter 2-40mm, pitch-row 5-60mm, and biomass carbon is filled in hole；
Step 3, by the multiple porous strand, spatially evenly distributed radiation regimes are fixed on the axial cord.
3, the specific surface area of carrier organism base single side provided in an embodiment of the present invention is up to 448m2/m3, two-sided specific surface area Up to 896m2/m3。
Embodiment 2
1, a kind of carrier organism base, as shown in Fig. 1, including axial cord, multiple porous strands and setting are described more Biomass carbon on the strand of hole and the contaminant degradation bacterium being attached on the porous strand, the multiple porous strand are in Three-dimensional evenly distributed radiation regimes are fixed on the axial cord；
The porous strand is that bio-based composite material is made by drawing process, the bio-based composite material Raw material including following parts by weight: polyurethane and 80 parts of polyamide block copolymer, 7 parts of cellulose, neopelex 3 Part, 5 parts of manganese dioxide, 5 parts of phosphite antioxidant.
2, the preparation method of the carrier organism base, specifically comprises the following steps:
Step 1, by weight by polyurethane and polyamide block copolymer, cellulose, neopelex, dioxy Change manganese, phosphite antioxidant is placed in high-speed mixer 25~35min of mixing at 100 DEG C~120 DEG C, is then transferred to double In screw extruder, extruding pelletization is carried out, double screw extruder temperature setting is 130~150 DEG C, screw speed 60r/min； Injection (mo(u)lding) machine temperature setting is 130~150 DEG C, screw speed 60r/min, is prepared into the strand that diameter is 50-150mm；
Step 2 punches the strand, aperture diameter 2-40mm, pitch-row 5-60mm, and biomass carbon is filled in hole；
Step 3, by the multiple porous strand, spatially evenly distributed radiation regimes are fixed on the axial cord.
3, the specific surface area of carrier organism base single side provided in an embodiment of the present invention is up to 445m2/m3, two-sided specific surface area Up to 890m2/m3。
Embodiment 3
1, a kind of carrier organism base, as shown in Fig. 1, including axial cord, multiple porous strands and setting are described more Biomass carbon on the strand of hole and the contaminant degradation bacterium being attached on the porous strand, the multiple porous strand are in Three-dimensional evenly distributed radiation regimes are fixed on the axial cord；
The porous strand is that bio-based composite material is made by drawing process, the bio-based composite material Raw material including following parts by weight: polyurethane and 75 parts of polyamide block copolymer, 10 parts of cellulose, neopelex 2 parts, 7 parts of manganese dioxide, 6 parts of phosphite antioxidant.
2, the preparation method of the carrier organism base, specifically comprises the following steps:
Step 1, by weight by polyurethane and polyamide block copolymer, cellulose, neopelex, dioxy Change manganese, phosphite antioxidant is placed in high-speed mixer 25~35min of mixing at 100 DEG C~120 DEG C, is then transferred to double In screw extruder, extruding pelletization is carried out, double screw extruder temperature setting is 130~150 DEG C, screw speed 60r/min； Injection (mo(u)lding) machine temperature setting is 130~150 DEG C, screw speed 60r/min, is prepared into the strand that diameter is 50-150mm；
Step 2 punches the strand, aperture diameter 2-40mm, pitch-row 5-60mm, and biomass carbon is filled in hole；
Step 3, by the multiple porous strand, spatially evenly distributed radiation regimes are fixed on the axial cord.
3, the specific surface area of carrier organism base single side provided in an embodiment of the present invention is up to 450m2/m3, two-sided specific surface area Up to 900m2/m3。
Application examples
It is 380mg/L after the river river water background values COD measurement of Huangshi, ammonia nitrogen 52mg/L, total phosphorus exists 6.4mg/L.Simulated experiment is carried out with above-mentioned river water, the experimental provision used is cuboid, volume 20m3, toward experimental provision The carrier organism base 6.0g of middle investment embodiment 3.After control flow makes sewage residence time in processing unit reach 12h, COD drop Low 90.8%, ammonia nitrogen reduces by 93.1%, and total phosphorus reduces by 60.5%.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (5)

1. a kind of carrier organism base, which is characterized in that including axial cord, multiple porous strands and be arranged in the porous yarn Biomass carbon on item, spatially evenly distributed radiation regimes are fixed on the axial cord the multiple porous strand；
The porous strand is that bio-based composite material is made by drawing process, and the bio-based composite material includes The raw material of following parts by weight: polyurethane and 70~80 parts of polyamide block copolymer, 5~10 parts of cellulose, detergent alkylate sulphur 2~5 parts of sour sodium, 5~10 parts of manganese dioxide, 5~10 parts of phosphite antioxidant.
2. a kind of preparation method of carrier organism base as described in claim 1, which is characterized in that specifically comprise the following steps:
Step 1, by weight by polyurethane and polyamide block copolymer, cellulose, neopelex, titanium dioxide Manganese, phosphite antioxidant are uniformly mixed, are then transferred in double screw extruder, carry out extruding pelletization, being prepared into diameter is The strand of 50-150mm；
Step 2 punches the strand, and biomass carbon is filled in hole；
Step 3, by the multiple porous strand, spatially evenly distributed radiation regimes are fixed on the axial cord.
3. according to the method described in claim 2, it is characterized in that, the bio-based composite material is placed in height in the step 1 25~35min is mixed in fast mixing machine at 100 DEG C~120 DEG C.
4. according to the method described in claim 2, it is characterized in that, in the step 1, double screw extruder temperature setting is 130~150 DEG C, screw speed 60r/min；Injection (mo(u)lding) machine temperature setting is 130~150 DEG C, screw speed 60r/ min。
5. according to the method described in claim 2, it is characterized in that, in the step 2, aperture diameter 2-40mm, pitch-row is 5-60mm。
CN201811539117.1A 2018-12-17 2018-12-17 Carrier bio-base and preparation method thereof Active CN109592779B (en)

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Cited By (2)

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CN112127007A (en) * 2020-08-28 2020-12-25 武汉纺织大学 Polyurethane-nylon 6 block copolymer, preparation method thereof and polyurethane-nylon 6 elastic fiber
CN112978903A (en) * 2021-04-07 2021-06-18 吉林建筑大学 Rolling type biological filler

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112127007A (en) * 2020-08-28 2020-12-25 武汉纺织大学 Polyurethane-nylon 6 block copolymer, preparation method thereof and polyurethane-nylon 6 elastic fiber
CN112127007B (en) * 2020-08-28 2022-09-02 武汉纺织大学 Polyurethane-nylon 6 block copolymer, preparation method thereof and polyurethane-nylon 6 elastic fiber
CN112978903A (en) * 2021-04-07 2021-06-18 吉林建筑大学 Rolling type biological filler

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