CN106423107A - Granular adsorbent for adsorbing pyrrole and preparation method thereof - Google Patents
Granular adsorbent for adsorbing pyrrole and preparation method thereof Download PDFInfo
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- CN106423107A CN106423107A CN201610848997.5A CN201610848997A CN106423107A CN 106423107 A CN106423107 A CN 106423107A CN 201610848997 A CN201610848997 A CN 201610848997A CN 106423107 A CN106423107 A CN 106423107A
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28016—Particle form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/40—Organic compounds containing sulfur
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Abstract
The invention discloses a granular adsorbent for adsorbing pyrrole and a preparation method thereof. The method comprises the following steps: preparing a mixed solution B from chloroethane, 1,3-benzodioxo-4-formaldehyde, N,N-dimethylformamide, polybutadiene and ethylenediamine tetraacetic acid calcium; preparing a mixed solution D from polyhexamethylene sebacamide, N,N-dimethylformamide, K2HPO4 and methyl formate; preparing a mixed solution F from bis(2,4-dichlorobenzoyl) peroxide, chloroform, propane diamide, Ca(NO3)2 and aluminum chloride; preparing a mixed solution H from the mixed solution B, the mixed solution D, the mixed solution F, methyl isobutyrate, polyethylene glycol and chloroform; dripping the mixed solution H into a polyvinyl alcohol solution with the mass fraction of 7.9%, thereby obtaining a mixed solution I; and adding a polyvinyl alcohol solution with the mass fraction of 0.84% into the mixed solution I, stirring for 7-8 hours, separating, washing and performing freeze drying, thereby obtaining the granular adsorbent for adsorbing pyrrole.
Description
Technical field
The invention belongs to the processing technology field of organic industrial sewage, inhale particularly to a kind of granule for adsorbing pyrroles
Attached dose and preparation method thereof.
Background technology
Absorption method is that adsorbent is mixed with pending waste water phase, and one or more of waste water pollutant are adsorbed, some
Pollutant are reclaimed or are removed, so that the method that waste water is purified, the method has preferably to high concentrated organic wastewater
Treatment effect, occupies important function in organic industrial sewage treatment technology.In absorption method, the adsorbent of excellent performance is general
Feature：There are good pore structure, excellent surface chemistry；High adsorption capacity to adsorbate；Easily parse, reusing
By force；Mechanical strength is good etc..The most frequently used adsorbing material of absorption organic pollution can be divided into physisorption material at present, and chemistry is inhaled
Enclosure material and biological adsorption material.Wherein, the active charcoal of physisorption material, molecular sieve, zeolite, active hargil and clay minerals
Etc. the solid with high-specific surface area, have the advantages that eliminating efficiency height, enrichment function are strong, but it is poor, easily to there is also stability
Desorption, easily the deficiency such as affected by temperature change.Chemisorbed material mainly includes silica gel, synthetic fibers, resin, utilizes bioid
Molecularly imprinted polymer of and Polymer Synthesizing etc..Conventional biological adsorption material has broad leaved plant, funguses, soil and water
In microorganism etc..
Processing the organic industrial sewage containing pyrroles with absorption method is a kind of up-and-coming technology for treating industrial waste water,
Exploitation is needed to have the adsorbent of excellent absorption property to pyrroles if this technology is carried out popularization and application.But, also scarce at present
Few adsorbing material being directed to the process of the organic industrial sewage containing pyrroles.
Content of the invention
It is an object of the invention to provide a kind of for adsorbing granule adsorbent of pyrroles and preparation method thereof.Its concrete steps
As follows：
(1) by 163.68 grams of ethyl chloride and 397.24 grams of 1,3- benzo dioxy -4- formaldehyde mix homogeneously, it is placed in 250mL tool
In plug narrow mouth bottle, add 250 milliliters of DMFs, stir 5 minutes under the conditions of 1000r/min, mixed
Close liquid A；
(2) by 13.27g polybutadiene and 10mL concentration, the calcio-disodium edetate solution for 0.22mol/L is added to
In mixed liquor A, stir 5 minutes under the conditions of 1000r/min, obtain mixed liquid B；
(3) 17.63g polyhexamethylene sebacamide is placed in 250mL tool plug narrow mouth bottle, adds 250 milliliters of N, N- bis-
Methylformamide, stirs 1h under the conditions of 1000r/min, is divided into 5 parts of equivalent after shaking up, and obtains mixed liquor C1, mixed liquor C2, mixes
Close liquid C3, mixed liquor C4, mixed liquor C5；
(4) K for 0.91mol/L by 10mL concentration2HPO4Solution is added in mixed liquor C1, under the conditions of 1000r/min
Stirring 5 minutes, obtains mixed liquor D1；
(5) 5mL mixed liquor D1 and 10.6 grams of methyl formates are added in mixed liquor C2, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D2；
(6) 5mL mixed liquor D2 and 10.3 grams of methyl formates are added in mixed liquor C3, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D3；
(7) 5mL mixed liquor D3 and 10.0 grams of methyl formates are added in mixed liquor C4, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D4；
(8) 5mL mixed liquor D4 and 9.7 grams of methyl formates are added in mixed liquor C5, stir under the conditions of 1000r/min
5 minutes, obtain mixed liquor D；
(9) by 16.37g peroxidating two -2,4- dichloro-benzoyl is placed in 250mL tool plug narrow mouth bottle, adds 400mL
Chloroform, stirs 1h under the conditions of 1000r/min, is divided into 8 parts of equivalent, obtains mixed liquor E1, mixed liquor E2, mixed liquor after shaking up
E3, mixed liquor E4, mixed liquor E5, mixed liquor E6, mixed liquor E7, mixed liquor E8；
(10) 29.47g Malondiamide is entered in mixed liquor E1, stir 5 minutes under the conditions of 1000r/min, mixed
Close liquid F1；
(11) Ca (NO for 0.40mol/L by 5mL mixed liquor F1 and 15mL concentration3)2It is added in mixed liquor E2,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F2；
(12) by 5mL mixed liquor F2 and 15mL concentration, the aluminum chloride for 0.65mol/L is added in mixed liquor E3,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F3；
(13) Ca (NO for 0.30mol/L by 5mL mixed liquor F3 and 15mL concentration3)2It is added in mixed liquor E4,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F4；
(14) by 5mL mixed liquor F4 and 15mL concentration, the aluminum chloride for 0.60mol/L is added in mixed liquor E5,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F5；
(15) Ca (NO for 0.30mol/L by 5mL mixed liquor F5 and 15mL concentration3)2It is added in mixed liquor E6,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F6；
(16) by 5mL mixed liquor F6 and 15mL concentration, the aluminum chloride for 0.55mol/L is added in mixed liquor E7,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F7；
(17) by 5mL mixed liquor F7 and 15mL concentration, the aluminum chloride for 0.50mol/L is added in mixed liquor E8,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F；
(18) will be fully mixed to 140mL methyl isobutyrate and Polyethylene Glycol chloroformic solution that 160mL mass fraction is 8.3%
Close, be divided into 3 parts of equivalent after shaking up, obtain mixed liquor G1, mixed liquor G2, mixed liquor G3；
(19) 26mL mixed liquid B is added drop-wise in mixed liquor G1 under 1000r/min stirring condition, obtains mixed liquor H1；
(20) 24mL mixed liquor D is added drop-wise in mixed liquor G2 under 1000r/min stirring condition, obtains mixed liquor H2；
(21) 33mL mixed liquor F is added drop-wise in mixed liquor G3 under 1000r/min stirring condition, obtains mixed liquor H3；
(22) 47mL mixed liquor H1 is added drop-wise in 53mL mixed liquor H2 under 1000r/min stirring condition, is mixed
Liquid H4；
(23) 41mL mixed liquor H4 is added drop-wise in 59mL mixed liquor H3 under 1000r/min stirring condition, is mixed
Liquid H；
(24) 42mL mixed liquor H is added drop-wise to the poly- second that 58mL mass fraction is 7.9% under 1000r/min stirring condition
In enolate solution, then under the conditions of 1000r/min, stir 8min, obtain mixed liquor I；
(25) poly-vinyl alcohol solution that 50mL mass fraction is 0.84% is added in mixed liquor I, in 1000r/min bar
Stir 7～8h under part, be then centrifuged under the conditions of rotating speed is for 6000r/min, be then washed with deionized 3 times,
Lyophilization can obtain the granule adsorbent for adsorbing pyrroles.
The invention has the beneficial effects as follows, the prepared granule adsorbent for adsorbing pyrroles contains in organic industrial sewage
Pyrroles have the advantages that high adsorption capacity, adsorption capacity be high, adsorption rate is fast.
Specific embodiment
The present invention provide a kind of for adsorbing granule adsorbent of pyrroles and preparation method thereof, below with an embodiment come
The present invention is described.
Embodiment 1.
(1) by 163.68 grams of ethyl chloride and 397.24 grams of 1,3- benzo dioxy -4- formaldehyde mix homogeneously, it is placed in 250mL tool
In plug narrow mouth bottle, add 250 milliliters of DMFs, stir 5 minutes under the conditions of 1000r/min, mixed
Close liquid A；
(2) by 13.27g polybutadiene and 10mL concentration, the calcio-disodium edetate solution for 0.22mol/L is added to
In mixed liquor A, stir 5 minutes under the conditions of 1000r/min, obtain mixed liquid B；
(3) 17.63g polyhexamethylene sebacamide is placed in 250mL tool plug narrow mouth bottle, adds 250 milliliters of N, N- bis-
Methylformamide, stirs 1h under the conditions of 1000r/min, is divided into 5 parts of equivalent after shaking up, and obtains mixed liquor C1, mixed liquor C2, mixes
Close liquid C3, mixed liquor C4, mixed liquor C5；
(4) K for 0.91mol/L by 10mL concentration2HPO4Solution is added in mixed liquor C1, under the conditions of 1000r/min
Stirring 5 minutes, obtains mixed liquor D1；
(5) 5mL mixed liquor D1 and 10.6 grams of methyl formates are added in mixed liquor C2, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D2；
(6) 5mL mixed liquor D2 and 10.3 grams of methyl formates are added in mixed liquor C3, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D3；
(7) 5mL mixed liquor D3 and 10.0 grams of methyl formates are added in mixed liquor C4, stir under the conditions of 1000r/min
Mix 5 minutes, obtain mixed liquor D4；
(8) 5mL mixed liquor D4 and 9.7 grams of methyl formates are added in mixed liquor C5, stir under the conditions of 1000r/min
5 minutes, obtain mixed liquor D；
(9) by 16.37g peroxidating two -2,4- dichloro-benzoyl is placed in 250mL tool plug narrow mouth bottle, adds 400mL
Chloroform, stirs 1h under the conditions of 1000r/min, is divided into 8 parts of equivalent, obtains mixed liquor E1, mixed liquor E2, mixed liquor after shaking up
E3, mixed liquor E4, mixed liquor E5, mixed liquor E6, mixed liquor E7, mixed liquor E8；
(10) 29.47g Malondiamide is entered in mixed liquor E1, stir 5 minutes under the conditions of 1000r/min, mixed
Close liquid F1；
(11) Ca (NO for 0.40mol/L by 5mL mixed liquor F1 and 15mL concentration3)2It is added in mixed liquor E2,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F2；
(12) by 5mL mixed liquor F2 and 15mL concentration, the aluminum chloride for 0.65mol/L is added in mixed liquor E3,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F3；
(13) Ca (NO for 0.30mol/L by 5mL mixed liquor F3 and 15mL concentration3)2It is added in mixed liquor E4,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F4；
(14) by 5mL mixed liquor F4 and 15mL concentration, the aluminum chloride for 0.60mol/L is added in mixed liquor E5,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F5；
(15) Ca (NO for 0.30mol/L by 5mL mixed liquor F5 and 15mL concentration3)2It is added in mixed liquor E6,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F6；
(16) by 5mL mixed liquor F6 and 15mL concentration, the aluminum chloride for 0.55mol/L is added in mixed liquor E7,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F7；
(17) by 5mL mixed liquor F7 and 15mL concentration, the aluminum chloride for 0.50mol/L is added in mixed liquor E8,
Stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor F；
(18) will be fully mixed to 140mL methyl isobutyrate and Polyethylene Glycol chloroformic solution that 160mL mass fraction is 8.3%
Close, be divided into 3 parts of equivalent after shaking up, obtain mixed liquor G1, mixed liquor G2, mixed liquor G3；
(19) 26mL mixed liquid B is added drop-wise in mixed liquor G1 under 1000r/min stirring condition, obtains mixed liquor H1；
(20) 24mL mixed liquor D is added drop-wise in mixed liquor G2 under 1000r/min stirring condition, obtains mixed liquor H2；
(21) 33mL mixed liquor F is added drop-wise in mixed liquor G3 under 1000r/min stirring condition, obtains mixed liquor H3；
(22) 47mL mixed liquor H1 is added drop-wise in 53mL mixed liquor H2 under 1000r/min stirring condition, is mixed
Liquid H4；
(23) 41mL mixed liquor H4 is added drop-wise in 59mL mixed liquor H3 under 1000r/min stirring condition, is mixed
Liquid H；
(24) 42mL mixed liquor H is added drop-wise to the poly- second that 58mL mass fraction is 7.9% under 1000r/min stirring condition
In enolate solution, then under the conditions of 1000r/min, stir 8min, obtain mixed liquor I；
(25) poly-vinyl alcohol solution that 50mL mass fraction is 0.84% is added in mixed liquor I, in 1000r/min bar
Stir 7～8h under part, be then centrifuged under the conditions of rotating speed is for 6000r/min, be then washed with deionized 3 times,
Lyophilization can obtain the granule adsorbent for adsorbing pyrroles.
The granule adsorbent for adsorb pyrroles that with the inventive method be obtained is presented herein below to the organic work containing pyrroles
Industry waste water has carried out adsorption test, further illustrates the present invention.
The granule adsorbent for adsorbing pyrroles being obtained with the inventive method is to the organic industrial sewage containing pyrroles
Carry out adsorption test, result shows that this granule adsorbent effectively can be adsorbed to the pyrroles of organic industrial sewage：When
When the initial concentration of pyrroles is 27.6mg/L in organic industrial sewage, add 15g granular absorption in 500mL organic industrial sewage
Agent, after 15 minutes, the concentration of pyrroles is reduced to 0.1mg/L.
Claims (1)
1. a kind of for adsorb granule adsorbent of pyrroles and preparation method thereof it is characterised in that the concrete steps of the method such as
Under：
(1) by 163.68 grams of ethyl chloride and 397.24 grams of 1,3- benzo dioxy -4- formaldehyde mix homogeneously, it is placed in 250mL tool plug thin
In opening reagent bottle, add 250 milliliters of DMFs, stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor
A；
(2) by 13.27g polybutadiene and 10mL concentration, the calcio-disodium edetate solution for 0.22mol/L is added to mixing
In liquid A, stir 5 minutes under the conditions of 1000r/min, obtain mixed liquid B；
(3) 17.63g polyhexamethylene sebacamide is placed in 250mL tool plug narrow mouth bottle, adds 250 milliliters of N, N- dimethyl
Methanamide, stirs 1h under the conditions of 1000r/min, is divided into 5 parts of equivalent, obtains mixed liquor C1, mixed liquor C2, mixed liquor after shaking up
C3, mixed liquor C4, mixed liquor C5；
(4) K for 0.91mol/L by 10mL concentration2HPO4Solution is added in mixed liquor C1, stirs under the conditions of 1000r/min
5 minutes, obtain mixed liquor D1；
(5) 5mL mixed liquor D1 and 10.6 grams of methyl formates are added in mixed liquor C2, under the conditions of 1000r/min, stir 5 points
Clock, obtains mixed liquor D2；
(6) 5mL mixed liquor D2 and 10.3 grams of methyl formates are added in mixed liquor C3, under the conditions of 1000r/min, stir 5 points
Clock, obtains mixed liquor D3；
(7) 5mL mixed liquor D3 and 10.0 grams of methyl formates are added in mixed liquor C4, under the conditions of 1000r/min, stir 5 points
Clock, obtains mixed liquor D4；
(8) 5mL mixed liquor D4 and 9.7 grams of methyl formates are added in mixed liquor C5, under the conditions of 1000r/min, stir 5 points
Clock, obtains mixed liquor D；
(9) by 16.37g peroxidating two -2,4- dichloro-benzoyl is placed in 250mL tool plug narrow mouth bottle, adds 400mL chlorine
Imitative, stir 1h under the conditions of 1000r/min, after shaking up, be divided into 8 parts of equivalent, obtain mixed liquor E1, mixed liquor E2, mixed liquor E3,
Mixed liquor E4, mixed liquor E5, mixed liquor E6, mixed liquor E7, mixed liquor E8；
(10) 29.47g Malondiamide is entered in mixed liquor E1, stir 5 minutes under the conditions of 1000r/min, obtain mixed liquor
F1；
(11) Ca (NO for 0.40mol/L by 5mL mixed liquor F1 and 15mL concentration3)2It is added in mixed liquor E2, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F2；
(12) by 5mL mixed liquor F2 and 15mL concentration, the aluminum chloride for 0.65mol/L is added in mixed liquor E3, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F3；
(13) Ca (NO for 0.30mol/L by 5mL mixed liquor F3 and 15mL concentration3)2It is added in mixed liquor E4, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F4；
(14) by 5mL mixed liquor F4 and 15mL concentration, the aluminum chloride for 0.60mol/L is added in mixed liquor E5, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F5；
(15) Ca (NO for 0.30mol/L by 5mL mixed liquor F5 and 15mL concentration3)2It is added in mixed liquor E6, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F6；
(16) by 5mL mixed liquor F6 and 15mL concentration, the aluminum chloride for 0.55mol/L is added in mixed liquor E7, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F7；
(17) by 5mL mixed liquor F7 and 15mL concentration, the aluminum chloride for 0.50mol/L is added in mixed liquor E8, in 1000r/
Stir 5 minutes under the conditions of min, obtain mixed liquor F；
(18) 140mL methyl isobutyrate and Polyethylene Glycol chloroformic solution that 160mL mass fraction is 8.3% are sufficiently mixed, shake
It is divided into 3 parts of equivalent after even, obtain mixed liquor G1, mixed liquor G2, mixed liquor G3；
(19) 26mL mixed liquid B is added drop-wise in mixed liquor G1 under 1000r/min stirring condition, obtains mixed liquor H1；
(20) 24mL mixed liquor D is added drop-wise in mixed liquor G2 under 1000r/min stirring condition, obtains mixed liquor H2；
(21) 33mL mixed liquor F is added drop-wise in mixed liquor G3 under 1000r/min stirring condition, obtains mixed liquor H3；
(22) 47mL mixed liquor H1 is added drop-wise in 53mL mixed liquor H2 under 1000r/min stirring condition, obtains mixed liquor H4；
(23) 41mL mixed liquor H4 is added drop-wise in 59mL mixed liquor H3 under 1000r/min stirring condition, obtains mixed liquor H；
(24) 42mL mixed liquor H is added drop-wise to the polyvinyl alcohol that 58mL mass fraction is 7.9% under 1000r/min stirring condition
In solution, then under the conditions of 1000r/min, stir 8min, obtain mixed liquor I；
(25) poly-vinyl alcohol solution that 50mL mass fraction is 0.84% is added in mixed liquor I, under the conditions of 1000r/min
Stirring 7～8h, is then centrifuged under the conditions of rotating speed is for 6000r/min, is then washed with deionized 3 times, freezing
Drying can obtain the granule adsorbent for adsorbing pyrroles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848997.5A CN106423107A (en) | 2016-09-24 | 2016-09-24 | Granular adsorbent for adsorbing pyrrole and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848997.5A CN106423107A (en) | 2016-09-24 | 2016-09-24 | Granular adsorbent for adsorbing pyrrole and preparation method thereof |
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| CN106423107A true CN106423107A (en) | 2017-02-22 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071600A (en) * | 1991-10-11 | 1993-05-05 | 明尼苏达州采矿制造公司 | The non-woven fiber product of the filling particulate that is used to separate and purifies |
| CN105332093A (en) * | 2015-01-03 | 2016-02-17 | 浙江理工大学 | Bionic composite micro-nanofiber with filter and absorption dual functions and preparation method of bionic composite micro-nanofiber |
| CN105332088A (en) * | 2015-12-01 | 2016-02-17 | 东华大学 | Method for preparing copper-filled antibacterial fibers |
| CN105646827A (en) * | 2016-03-15 | 2016-06-08 | 淮海工学院 | Preparation method and application of copper (II) ion imprinting polyurethane |
-
2016
- 2016-09-24 CN CN201610848997.5A patent/CN106423107A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071600A (en) * | 1991-10-11 | 1993-05-05 | 明尼苏达州采矿制造公司 | The non-woven fiber product of the filling particulate that is used to separate and purifies |
| CN105332093A (en) * | 2015-01-03 | 2016-02-17 | 浙江理工大学 | Bionic composite micro-nanofiber with filter and absorption dual functions and preparation method of bionic composite micro-nanofiber |
| CN105332088A (en) * | 2015-12-01 | 2016-02-17 | 东华大学 | Method for preparing copper-filled antibacterial fibers |
| CN105646827A (en) * | 2016-03-15 | 2016-06-08 | 淮海工学院 | Preparation method and application of copper (II) ion imprinting polyurethane |
Non-Patent Citations (1)
| Title |
|---|
| 谢祖芳等: "聚酰胺树脂吸附水溶液中硝基苯酚的研究", 《广西师范大学学报(自然科学版)》 * |
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Application publication date: 20170222 |