CN108102133A - A kind of recycling processing method of printing ink wastewater - Google Patents
A kind of recycling processing method of printing ink wastewater Download PDFInfo
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- CN108102133A CN108102133A CN201711144029.7A CN201711144029A CN108102133A CN 108102133 A CN108102133 A CN 108102133A CN 201711144029 A CN201711144029 A CN 201711144029A CN 108102133 A CN108102133 A CN 108102133A
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- 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
- C08J9/36—After-treatment
- C08J9/40—Impregnation
- C08J9/405—Impregnation with polymerisable compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0666—Polycondensates containing five-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0672—Polycondensates containing five-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring
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- 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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- 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
- C08J9/0066—Use of inorganic compounding ingredients
- C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
- C08J9/008—Nanoparticles
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- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
-
- 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
- C08J2479/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2461/00 - C08J2477/00
- C08J2479/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
Abstract
The invention discloses a kind of recycling processing methods of printing ink wastewater, first secure ph is 8.2 8.5 1 2g/L Dopamine hydrochloride aqueous solutions, nano silicon dioxide ultrasonic disperse is obtained into dispersion liquid in the Dopamine hydrochloride aqueous solution, lauryl mercaptan is dissolved in and is then added in absolute ethyl alcohol in the dispersion liquid, it is uniformly mixed, forms stable suspension；Using as the polyurethane sponge of template be immersed in gained suspension in, be stirred to react at room temperature 10 12 it is small when, products therefrom is cleaned through deionized water, dried, and obtains super-hydrophobicity sponge；Using the super-hydrophobic sponge of gained as filter element, printing ink wastewater is filtered, the ink that the super-hydrophobic sponge after filtering is recycled by extrusion operation.The present invention is that printing ink wastewater is handled using super hydrophobic material for the first time both at home and abroad, and has the characteristics that efficient, low cost, and separative efficiency reaches more than 99%, and organic efficiency reaches 60 80%.
Description
(1) technical field：
It is more particularly to a kind of to utilize super hydrophobic material resource the present invention relates to a kind of recycling processing method of printing ink wastewater
Change the method for the treatment of of printing ink wastewater.
(2) background technology：
Printing technology has been widely used in industry-by-industry and has goed deep among our daily life and work, such as book
Periodical, newspaper, publicity picture album, carton, packaging, packaging bag, construction material, wiring board etc..Therefore, substantial amounts of ink will certainly be generated
Waste water discharges a large amount of polluted sources.
All the time, ink is produced and applied on a large scale in printing industry.And printing ink wastewater biodegradability it is low, into
Point complexity, COD are up to tens of thousands of to more than hundreds of thousands, difficult for biological degradation.Once into water body, serious dirt can be caused to water environment
Dye.Industrially there are electroxidation method, coagulant sedimentation, active carbon adsorption, bioanalysis etc. to the existing processing method of printing ink wastewater.
And wherein electroxidation method COD removal rates are high, but the larger cost that consumes energy is higher；Coagulant sedimentation is high to dispersed ink percent of decolourization,
But a large amount of body refuses can be generated to be difficult to handle；Active carbon adsorption adsorbs preferably water-based ink, but regenerating active carbon difficulty nothing
Method is recycled；Bioanalysis is preferable but complicated compared in used water difficult to degradate for removal a certain kind or certain a kind of harmful substance effect
Organic matter.Therefore, printing ink wastewater still has environment huge threat, at this stage there is an urgent need to research and develop it is a kind of it is efficient, low into
Originally new method treatment of printing ink wastewater that is, long-term, stablizing, protects water environment and the ecological balance.
Super hydrophobic material refers to be more than with the contact angle of water droplet 150 ° of material, due to its special wetability, super-hydrophobic material
Material is in water-oil separating, waterproof is antifog, automatically cleaning, the various fields such as anticorrosive have application potential.And wherein super-hydrophobic three-dimensional is more
There is Porous materials abundant gap structure to store organic matter, can absorb energy with efficient while water absorption is resisted
Power makes it have big advantage and application prospect in water-oil separating field.
Dopamine is the derivative of DOPA (DOPA), and intramolecule contains a large amount of catechol functional groups, in moist weak base
Property under the conditions of can occur aoxidize auto polymerization reaction, form a series of polymer --- poly-dopamine (PDA), poly-dopamine have very
Strong Adhesion property can almost be attached on all solids material surface under wet environment.Moreover, poly-dopamine can also
With amino (- NH2), the groups such as sulfydryl (- SH) secondary response occurs, make the further functionalization of body surface, be used to prepare super thin
Water-based material.
The present invention intends the superpower adhesion based on poly-dopamine, is constructed in the sponge surface for being wrapped in a strata dopamine film
Micro nano structure prepares the material with super-hydrophobicity after being subject to low-surface energy substance modification, and gives up applied to oil-based ink
The processing of water.
(3) content of the invention：
Existing in the prior art to solve the problems, such as, the object of the present invention is to provide a kind of recycling treatment sides of printing ink wastewater
Method.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of recycling processing method of printing ink wastewater, which is characterized in that the method specifically in accordance with the following steps into
Row：
(1) the 1-2g/L Dopamine hydrochloride aqueous solutions that first secure ph is 8.2-8.5, by nano silicon dioxide ultrasonic disperse
Dispersion liquid is obtained in the Dopamine hydrochloride aqueous solution, lauryl mercaptan is dissolved in described in being then added in absolute ethyl alcohol
It in dispersion liquid, is uniformly mixed, forms stable suspension；The addition of the nano silicon dioxide is with the hydrochloric acid
The volume of aqueous dopamine solution is calculated as 4-5g/L；The addition of the lauryl mercaptan is with the Dopamine hydrochloride aqueous solution
Volume is calculated as 2-2.5ml/L, and the concentration that the lauryl mercaptan is dissolved in absolute ethyl alcohol is the anhydrous second of 0.03-0.04mol/L
Alcohol；
(2) it will be immersed in as the polyurethane sponge of template in step (1) gained suspension, and be stirred to react 10- at room temperature
12 it is small when, products therefrom is cleaned through deionized water, dried, and obtains super-hydrophobicity sponge；
(3) using super-hydrophobicity sponge obtained by step (2) as filter element, separation is filtered to printing ink wastewater, abandons filter
Liquid, the super-hydrophobicity sponge after filtering is by squeezing the ink being recycled.
Further, in step (1), the nano silicon dioxide grain size is 20-200nm.
Further, in step (1), the ultrasonic time is 40-60min.
Further, in step (1), the pH of the Dopamine hydrochloride aqueous solution passes through Tri(Hydroxymethyl) Amino Methane Hydrochloride
Buffer solution (Tris-HCl) or sodium hydroxide solution are adjusted to 8.2-8.5.
Further, in step (2), the material of the polyurethane sponge is polyether polyurethane or polyester polyurethane.
Further, in step (2), the pore size of the polyurethane sponge is 40-80ppi.
Further, in step (2), the volume of the polyurethane sponge is first measured, adds the suspension, institute
The addition for the suspension stated is calculated as 30-70mL/cm with the volume of the polyurethane sponge3。
Further, in step (3), the printing ink concentration of the printing ink wastewater is 20-20000mg/L.
Further, in step (3), the mixed solution for having recycled the super-hydrophobicity sponge ethyl alcohol after ink and water is clear
It washes, dry, it is reusable.
Further, in step (3), the volume ratio of ethyl alcohol and water is 1-3 in the mixed solution of the ethyl alcohol and water：1.
Compared with prior art, advantageous effect of the present invention is mainly reflected in：
The preparation process of super-hydrophobicity sponge of the present invention is simple, easy to operate, at the super-hydrophobicity sponge of preparation
It is good to manage the effect of printing ink wastewater, more than 99% is reached to the separative efficiency of ink, organic efficiency reaches 60-80%, and can be multiple
It reuses, service life is long.
(4) illustrate：
Fig. 1 is the sponge material of the preparation of embodiment 1 to water contact angle test chart
Fig. 2 is the SEM photograph of 1 super-hydrophobicity sponge of embodiment
(5) specific embodiment：
The present invention is further described with reference to specific example, subordinate's example is only the preferred embodiment of the present invention,
It is and not all.
Embodiment 1：
(1) preparation of nano silicon dioxide/Dopamine hydrochloride/lauryl mercaptan suspension
The deionized water PH of 100ml is adjusted to 8.5 with Tris-HCl buffer solutions, adds in 0.2g hydrochloric acid DOPA thereto
Then amine adds in 0.5g nano silicon dioxides in solution, ultrasonic disperse 60min, stable suspension is made.To the anhydrous second of 50ml
0.5ml lauryl mercaptans are added dropwise in alcohol, stir evenly, add in above-mentioned suspension.
(2) preparation of super-hydrophobicity sponge material
It is 1*1*2cm by size3, aperture adds in steady in the present embodiment step 1 in the polyether polyurethane sponge of 40ppi
Determine suspension 104ml, be stirred to react 12h, it is dry after products therefrom is cleaned with deionized water, obtain super-hydrophobicity sponge.
(3) super-hydrophobicity sponge treatment of printing ink wastewater
It is filter element to take super-hydrophobicity sponge diameter d* length l=1.1cm*4cm obtained by step (2), dense to ink
The 1L spent for 2000mg/L simulates printing ink wastewater and is filtered separation, and the super-hydrophobicity sponge after filtering is obtained by extrusion operation
The ink of recycling, the super-hydrophobicity sponge volume ratio after recycling are 1:The mixed solution cleaning, drying of 1 second alcohol and water, Xun Huan
It uses.
Ink separative efficiency is up to more than 99.9%, and the quantity of ink recycled from super-hydrophobic sponge is 1.2g, and organic efficiency reaches
60%.
Super-hydrophobicity sponge is as shown in Figure 1 to water contact angle made from the present embodiment.
The super-hydrophobicity sponge photo prepared used in the present embodiment is as shown in Figure 2.
Embodiment 2：
(1) preparation of nano silicon dioxide/Dopamine hydrochloride/lauryl mercaptan suspension
The deionized water PH of 200ml is adjusted to 8.2 with Tris-HCl buffer solutions, adds in 0.2g hydrochloric acid DOPA thereto
Then amine adds in 0.8g nano silicon dioxides in solution, ultrasonic disperse 40min, stable suspension is made.It is anhydrous to 100ml
0.72ml lauryl mercaptans are added dropwise in ethyl alcohol, stir evenly, add in above-mentioned suspension.
(2) preparation of super-hydrophobicity sponge material
It is 2*2*3cm by size3, aperture adds in steady in the present embodiment step 1 in the polyester polyurethane sponge of 80ppi
Determine suspension, be stirred to react 10h, it is dry after sponge is cleaned with deionized water, obtain super-hydrophobicity sponge.
(3) super-hydrophobicity sponge treatment of printing ink wastewater
It is filter element to take super-hydrophobic sponge diameter d* length l=1.1cm*4cm obtained by step (2), to printing ink concentration
Separation is filtered for the 1L simulations printing ink wastewater of 5000mg/L, the super-hydrophobic sponge after filtering is recycled by extrusion operation
Ink, super-hydrophobicity sponge volume ratio after recycling is 2:The mixed solution cleaning, drying of 1 second alcohol and water, cycling make
With.
Ink separative efficiency is up to more than 99.9%, and the quantity of ink recycled from super-hydrophobic sponge is 3.5g, and organic efficiency reaches
70%.
Embodiment 3：
(1) preparation of nano silicon dioxide/Dopamine hydrochloride/lauryl mercaptan suspension
The deionized water PH of 100ml is adjusted to 8.5 with Tris-HCl buffer solutions, adds in 0.15g hydrochloric acid DOPA thereto
Then amine adds in 0.45g nano silicon dioxides in solution, ultrasonic disperse 50min, stable suspension is made.It is anhydrous to 50ml
0.4ml lauryl mercaptans are added dropwise in ethyl alcohol, stir evenly, add in above-mentioned suspension.
(2) preparation of super-hydrophobicity sponge material
It is 1*1*2cm by size3, aperture adds in upper in the present embodiment step 1 in the polyether polyurethane sponge of 60ppi
Stable suspension is stated, is stirred to react 12h, it is dry after sponge is cleaned with deionized water, obtain super-hydrophobicity sponge.
(3) super-hydrophobicity sponge treatment of printing ink wastewater
It is filter element to take super-hydrophobic sponge diameter d* length l=1.1cm*4cm obtained by step (2), to printing ink concentration
Separation is filtered for the 1L printing ink wastewaters of 20000mg/L, what the super-hydrophobic sponge after filtering was recycled by extrusion operation
Ink, the super-hydrophobicity sponge volume ratio after recycling are 2:The mixed solution cleaning, drying of 1 second alcohol and water recycles.
Ink separative efficiency is up to more than 99.9%, and the quantity of ink recycled from super-hydrophobic sponge is 13g, and organic efficiency reaches
65%.
Claims (10)
1. a kind of recycling processing method of printing ink wastewater, which is characterized in that the method specifically carries out in accordance with the following steps：
(1) the 1-2g/L Dopamine hydrochloride aqueous solutions that first secure ph is 8.2-8.5, by nano silicon dioxide ultrasonic disperse in institute
Dispersion liquid is obtained in the Dopamine hydrochloride aqueous solution stated, lauryl mercaptan is dissolved in, described disperse is then added in absolute ethyl alcohol
It in liquid, is uniformly mixed, forms stable suspension；The addition of the nano silicon dioxide is with the hydrochloric acid DOPA
The volume of amine aqueous solution is calculated as 4-5g/L；The addition of the lauryl mercaptan is with the volume of the Dopamine hydrochloride aqueous solution
2-2.5ml/L is calculated as, the concentration that the lauryl mercaptan is dissolved in absolute ethyl alcohol is 0.03-0.04mol/L absolute ethyl alcohols；
(2) it will be immersed in as the polyurethane sponge of template in step (1) gained suspension, it is small to be stirred to react 10-12 at room temperature
When, products therefrom is cleaned through deionized water, dried, and obtains super-hydrophobicity sponge；
(3) using super-hydrophobicity sponge obtained by step (2) as filter element, separation is filtered to printing ink wastewater, abandons filtrate, mistake
Super-hydrophobicity sponge after filter is by squeezing the ink being recycled.
2. according to the method described in claim 1, it is characterized in that, in step (1), the nano silicon dioxide grain size is
20-200nm。
3. according to the method described in claim 1, it is characterized in that, in step (1), the ultrasonic time is 40-60min.
4. according to the method described in claim 1, it is characterized in that, in step (1), the pH of the Dopamine hydrochloride aqueous solution
It is adjusted by Tri(Hydroxymethyl) Amino Methane Hydrochloride buffer solution or sodium hydroxide solution to 8.2-8.5.
5. according to the method described in claim 1, it is characterized in that, in step (2), the material of the polyurethane sponge is poly-
Ether-based polyurethane or polyester polyurethane.
6. according to the method described in claim 1, it is characterized in that, in step (2), the pore size of the polyurethane sponge
For 40-80ppi.
7. according to the method described in claim 1, it is characterized in that, in step (2), the body of the polyurethane sponge is first measured
Product, adds the suspension, and the addition of the suspension is calculated as 30- with the volume of the polyurethane sponge
70mL/cm3。
8. according to the method described in claim 1, it is characterized in that, in step (3), the printing ink concentration of the printing ink wastewater is
20-20000mg/L。
9. according to the method described in claim 1, it is characterized in that, in step (3), the super-hydrophobicity sponge after ink has been recycled
It is cleaned, dried with the mixed solution of ethyl alcohol and water, it is reusable.
10. according to the method described in claim 9, it is characterized in that, ethyl alcohol and water in the ethyl alcohol and the mixed solution of water
Volume ratio be 1-3：1.
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| CN201711144029.7A CN108102133A (en) | 2017-11-17 | 2017-11-17 | A kind of recycling processing method of printing ink wastewater |
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| CN201711144029.7A CN108102133A (en) | 2017-11-17 | 2017-11-17 | A kind of recycling processing method of printing ink wastewater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513154A (en) * | 2018-09-14 | 2021-03-16 | 港大科桥有限公司 | Gravity-driven chitosan-reinforced melamine sponge for stable ultrafast filtration |
| CN113980347A (en) * | 2021-09-09 | 2022-01-28 | 盐城工学院 | Preparation method of super-hydrophobic and super-oleophylic polymer sponge material |
| CN114437402A (en) * | 2020-10-19 | 2022-05-06 | 中国石油化工股份有限公司 | Super-hydrophobic polyurethane sponge and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214630A (en) * | 2015-10-31 | 2016-01-06 | 仇颖超 | A kind of preparation method of super-hydrophobic magnetic polyurethane/ferriferrous oxide composite material |
| CN105542221A (en) * | 2015-12-18 | 2016-05-04 | 河南大学 | Wear-resistant super-hydrophobic super-lipophilic polyurethane sponge and preparation method and application thereof in oil-water continuous separation |
| CN106807338A (en) * | 2016-12-27 | 2017-06-09 | 中国石油大学(华东) | A kind of modified graphene for water-oil separating strengthens the preparation method of polyurethane sponge |
| CN106975289A (en) * | 2017-04-10 | 2017-07-25 | 浙江工业大学 | A kind of high mercury workshop air clarifier core filter screen and preparation method and application |
-
2017
- 2017-11-17 CN CN201711144029.7A patent/CN108102133A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214630A (en) * | 2015-10-31 | 2016-01-06 | 仇颖超 | A kind of preparation method of super-hydrophobic magnetic polyurethane/ferriferrous oxide composite material |
| CN105542221A (en) * | 2015-12-18 | 2016-05-04 | 河南大学 | Wear-resistant super-hydrophobic super-lipophilic polyurethane sponge and preparation method and application thereof in oil-water continuous separation |
| CN106807338A (en) * | 2016-12-27 | 2017-06-09 | 中国石油大学(华东) | A kind of modified graphene for water-oil separating strengthens the preparation method of polyurethane sponge |
| CN106975289A (en) * | 2017-04-10 | 2017-07-25 | 浙江工业大学 | A kind of high mercury workshop air clarifier core filter screen and preparation method and application |
Non-Patent Citations (3)
| Title |
|---|
| WANG, HUAIYUAN ET AL.: "A novel carbon nanotubes reinforced superhydrophobic and superoleophilic polyurethane sponge for selective oil-water separation through a chemical fabrication", 《J. MATER. CHEM. A》 * |
| 甄豪波 等: "油墨废水处理研究进展", 《广东化工》 * |
| 祝青: "超疏水聚氨酯（PU）海绵的制备及油水分离特性研究", 《中国博士学位论文全文数据库 工程科技Ⅰ辑》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513154A (en) * | 2018-09-14 | 2021-03-16 | 港大科桥有限公司 | Gravity-driven chitosan-reinforced melamine sponge for stable ultrafast filtration |
| CN112513154B (en) * | 2018-09-14 | 2023-01-10 | 港大科桥有限公司 | Gravity-driven chitosan-reinforced melamine sponge for stable ultrafast filtration |
| CN114437402A (en) * | 2020-10-19 | 2022-05-06 | 中国石油化工股份有限公司 | Super-hydrophobic polyurethane sponge and preparation method and application thereof |
| CN114437402B (en) * | 2020-10-19 | 2023-12-08 | 中国石油化工股份有限公司 | Super-hydrophobic polyurethane sponge and preparation method and application thereof |
| CN113980347A (en) * | 2021-09-09 | 2022-01-28 | 盐城工学院 | Preparation method of super-hydrophobic and super-oleophylic polymer sponge material |
| CN113980347B (en) * | 2021-09-09 | 2023-02-24 | 盐城工学院 | Preparation method of super-hydrophobic super-oleophylic polymer sponge material |
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