CN108529895A - A method of building polymer brush in material surface - Google Patents
A method of building polymer brush in material surface Download PDFInfo
- Publication number
- CN108529895A CN108529895A CN201810362422.1A CN201810362422A CN108529895A CN 108529895 A CN108529895 A CN 108529895A CN 201810362422 A CN201810362422 A CN 201810362422A CN 108529895 A CN108529895 A CN 108529895A
- Authority
- CN
- China
- Prior art keywords
- material surface
- polymer brush
- dopamine
- coating
- surface according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/22—Esters containing halogen
- C08F120/24—Esters containing halogen containing perhaloalkyl radicals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
- C09D133/16—Homopolymers or copolymers of esters containing halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The present invention provides a kind of method building polymer brush in material surface, includes the following steps：Structure poly-dopamine is modified to material surface using dopamine solution and mediates layer；Using ATRP initiator solutions initiator coating is formed in described mediated containing poly-dopamine by dip-coating or spraying method on the material of layer；The material containing initiator coating is immersed containing alkenyl monomer, L ascorbic acid, CuX2With 2, in the solution of 2 bipyridyls, at 30~70 DEG C reaction 10~for 24 hours, you can material surface formed polymer brush layer, it is of the present invention structure polymer brush method can be carried out under air conditions, without the step of removing oxygen, mantoquita dosage is few, only traditional ATRP polymerization ten thousand/it is several, overcome traditional potential toxicity problem of ATRP polymerization product, and polymer brush can be formed in any material surface, simplicity, universality are strong.
Description
Technical field
The invention belongs to field of material surface modification, specifically a kind of method for building polymer brush in material surface.
Background technology
The biological pollution of material surface be almost faced in all biomaterials and separation material application process it is main
Problem, and it is to improve one of resistant to pollution effective ways of material surface that surface, which is modified,.Halogen, which is introduced, in material surface causes group,
Can the ATRP polymerization of these molecules be caused in material surface under the effect of the catalyst.It is directly grafted to by polymer chain
Material surface is compared, and initiation grafting polymerization in surface substantially increases the density of material surface stable against biological contamination molecule and the length of chain
Degree, improves the stable against biological contamination characteristic of material surface.
Antipollution material such as polyethylene glycol, phosphocholine, sulfobetaines and carboxybetaine are caused into original by surface
Sub- transferring free-radical polymerization is introduced into substrate surface, can be easy to get with controllable thickness and intensive polymer brush, and by
This realizes ultra-low contamination surface.However, the limitation of the polymerisation surface modifying method of traditional ATRP is larger：(1) it needs
A large amount of heavy metal mantoquita makees catalyst, this does not have cost-effectiveness, and has potential toxicity in biomedical applications
Problem；(2) ATRP polymerization condition includes sealing oxygen scavenging step complicated in reactor under anaerobic；(3) ATRP initiators
Need to be fixed on modified material surface, and the group that most of material surfaces can not chemically react.Therefore, traditional
ATRP method modified materials are more difficult, are difficult to realize especially for larger-size sample.
Invention content
It is an object of the invention to solve above-mentioned problems of the prior art, provide a kind of poly- in material surface structure
The method for closing object brush, the method are not necessarily to deoxidation, and mantoquita dosage is few, can form polymer brush in any material surface.
For achieving the above object, the technical solution adopted in the present invention is：
A method of polymer brush being built in material surface, is included the following steps：
(1) structure poly-dopamine is modified to material surface using dopamine solution and mediates layer；
(2) utilize ATRP initiator solutions by dip-coating or spraying method in the material for mediating layer containing poly-dopamine
Upper formation initiator coating；
(3) by described, the material containing initiator coating is immersed containing alkenyl monomer, L-AA, CuX2Join with 2,2-
In the solution of pyridine, at 30~70 DEG C react 10~for 24 hours, you can material surface formed polymer brush layer；The X=Br
Or Cl.
The method of the present invention for building polymer brush in material surface utilizes the omnipotent adhesion characteristics of poly-dopamine, energy
It is enough to form poly-dopamine mediation layer in any material surface, and then mediated in poly-dopamine and modify ATRP initiators on layer, it is used for
ATRP polymerization is carried out, is achieved in and forms polymer brush in any material surface, simplicity, universality are strong；The method of the invention
It is middle to utilize L-AA in-situ reducing Cu2+ATRP polymerization is carried out, polymerization process can carry out under air conditions, without removing
The step of oxygen, and mantoquita dosage is few, only traditional ATRP polymerization ten thousand/it is several, it is potential to overcome traditional ATRP polymerization
Toxicity problem.
Preferably, a concentration of 0.2~8mg/mL of dopamine solution described in step (1).
Preferably, ATRP initiators described in step (2) are 2 bromo 2 methyl propionic acid (3- trimethoxies silicon substrate) propyl ester；
Solvent in the ATRP initiator solutions is pH buffer solutions, alcohols or its mixed liquor, and the alcohols is methanol or ethyl alcohol.
Preferably, the volume ratio of pH buffer solutions and alcohols is 1 in the mixed liquor：1.
Preferably, also contain dopamine in the ATRP initiator solutions.
The concentration gradient of ATRP initiators in the initiator coating to be formed is set to increase, enhancing ATRP initiator coatings with this exists
Poly-dopamine mediates the bond strength on layer.
Preferably, a concentration of 0.05~10mg/mL of L-AA described in step (3).
Preferably, alkenyl monomer described in step (3) is the monomer containing amphoteric ion group.
Preferably, the amphoteric ion group is Phosphorylcholine, carboxylic acid glycine betaine or sulphonic acid betaine group.
The Phosphorylcholine, carboxylic acid glycine betaine or sulphonic acid betaine group have strongly hydrophilic, can be formed with hydrone
Very firmly hydration layer can be in material surface shape using these described alkenyl monomers in material surface structure polymer brush
At super-hydrophilic coating, the good stable against biological contamination characteristic of material is assigned, its biocompatibility is improved.
Preferably, alkenyl monomer described in step (3) is fluorochemical monomer.
Preferably, the fluorochemical monomer is ten difluoro ester of Hexafluorobutyl mathacrylate or methacrylic acid.
The Hexafluorobutyl mathacrylate or ten difluoro ester monomer of methacrylic acid have strong-hydrophobicity, using it is described this
A little alkenyl monomers build polymer brush in material surface, can form hydrophobic coating, the table of the hydrophobic coating in material surface
Face free energy is low, has good anti pollution property.
Description of the drawings
The flow chart of Fig. 1 methods of the present invention that polymer brush is built in material surface；
Fig. 2 form the real-time SPR of initiator coating using ATRP initiator solutions on the gold plaque surface for being coated with poly-dopamine
Figure；
Fig. 3 static contact angle figures, by it is left-to-right be followed successively by sheet glass, containing poly-dopamine mediate layer sheet glass, contain
The sheet glass of initiator coating and sheet glass containing polymer brush layer；
Fig. 4 atomic force microscope 3D shape appearance figures, (a) sheet glass (b) mediate the sheet glass of layer, (c) containing poly-dopamine
Sheet glass containing initiator coating and the glass of (d) containing polymer brush layer.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the technical solution below in the present invention carries out clear
Chu is fully described by, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
PBS solution described in following embodiment indicates that phosphate buffer solution, MPC indicate the alkene of the group containing Phosphorylcholine
Base monomer, Bpy indicate 2,2- bipyridyls.
Embodiment 1
As shown in Figure 1, the method for the present invention for building polymer brush in material surface, includes the following steps：
1. compound concentration is the aqueous dopamine solution (pH 8.3) of 2mg/mL, at room temperature by 1.5 × 1.5cm2Sheet glass
Dip-coating 12h in above-mentioned solution is immersed, room temperature dries the sheet glass for being made and mediating layer containing poly-dopamine after elution, measures its static state
18.4 ± 0.1 ° of contact angle average out to, hence it is evident that be less than 42 ° of the static contact angle of blank glass piece；
2. the sheet glass obtained in step 1 to be soaked in the PBS (pH8.5) of the ATRP initiators of 2mg/mL：Ethyl alcohol=1:1
(V/V) in mixed solution, room temperature dip-coating 12h dries to obtain the sheet glass containing initiator coating after being rinsed with ethyl alcohol, measures it
Static contact angle is 81.6 ± 0.7 °, is significantly improved compared with the sheet glass for mediating layer containing poly-dopamine；
3. being soaked in the sheet glass containing initiator coating obtained in step 2 containing 20mg/mLMPC, 0.1mg/mL
L-AA, 0.0036mg/mL CuBr2, 0.0152mg/mL bpy PBS (pH 7.4) solution in, in confined conditions
50 DEG C reaction 12h, dried after being rinsed with water be made the sheet glass containing polymer brush layer, static contact angle be 3.7 ±
It 0.6 °, is substantially reduced compared with the sheet glass containing initiator coating, the results are shown in Figure 3.
Embodiment 2
1. compound concentration is the aqueous dopamine solution (pH 8.3) of 8mg/mL, at room temperature by 1.5 × 1.5cm2Sheet glass
Dip-coating 3h in above-mentioned solution is immersed, room temperature dries the sheet glass for being made and mediating layer containing poly-dopamine after elution；
2. the sheet glass obtained in step 1 to be soaked in the PBS (pH8.5) of the ATRP initiators of 4mg/mL：Ethyl alcohol=1:1
(V/V) in mixed solution, room temperature dip-coating 12h dries to obtain the sheet glass containing initiator coating after being rinsed with ethyl alcohol；
3. being soaked in the sheet glass containing initiator coating obtained in step 2 containing 40mg/mLMPC, 6mg/mL L-
Ascorbic acid, 0.006mg/mL CuBr2, 0.0152mg/mL Bpy PBS (pH 7.4) solution in, 60 DEG C in confined conditions
12h is reacted, is dried after being rinsed with water and the sheet glass containing polymer brush layer is made, static contact angle is 0 °, and containing drawing
The sheet glass of hair agent coating, which is compared, to be substantially reduced.
Embodiment 3
1. compound concentration is the aqueous dopamine solution (pH 8.3) of 0.5mg/mL, at room temperature by 1.5 × 1.5cm2Glass
Piece immerses dip-coating in above-mentioned solution, and for 24 hours, room temperature dries the sheet glass for being made and mediating layer containing poly-dopamine after elution；
2. the sheet glass obtained in step 1 to be soaked in the PBS (pH of dopamine containing 1mg/mL, 2mg/mL ATRP initiators
7.4)：Ethyl alcohol=1:In 1 (V/V) mixed solution, room temperature dip-coating 12h dries to obtain containing initiator coating after being rinsed with ethyl alcohol
Sheet glass；
3. being soaked in the sheet glass containing initiator coating obtained in step 2 containing 20mg/mLMPC, 6mg/mL L-
Ascorbic acid, 0.0036mg/mL CuBr2, 0.0152mg/mL Bpy PBS (pH 7.4) solution in, 30 under the conditions of unlimited
DEG C reaction 12h, dried after being rinsed with water be made the sheet glass containing polymer brush layer, static contact angle be 5.0 ± 0.6 °,
It is substantially reduced compared with the sheet glass containing initiator coating.
Embodiment 4
1. compound concentration is the aqueous dopamine solution (pH 8.3) of 2mg/mL, at room temperature by 1.5 × 1.5cm2Sheet glass
Dip-coating 12h in above-mentioned solution is immersed, room temperature dries the sheet glass for being made and mediating layer containing poly-dopamine, 3D shape appearance figures after elution
As shown in Fig. 4 (b), its surface topography changes significantly compared with Fig. 4 (a) blank glass pieces；
2. the sheet glass obtained in step 1 to be soaked in the PBS (pH8.5) of the ATRP initiators of 2mg/mL：Ethyl alcohol=1:1
(V/V) in mixed solution, room temperature dip-coating 12h dries to obtain the sheet glass containing initiator coating, 3D shapes after being rinsed with ethyl alcohol
Shown in looks figure such as Fig. 4 (c), its surface topography is changed significantly with surface roughness compared with Fig. 4 (b)；
3. the sheet glass containing initiator coating obtained in step 2 to be soaked in the MPC recycled in 1 step 3 of embodiment
In solution, 2mg/mL L-AAs are added, 50 DEG C of reaction 12h, dry after being rinsed with water and be made containing poly- in confined conditions
The sheet glass of object brush applied coating is closed, static contact angle is reduced to 0 ° in 3s, shown in 3D shape appearance figures such as Fig. 4 (d), with Fig. 4 (b) phases
It is changed significantly with surface roughness than its surface topography.
Embodiment 5
1. compound concentration is the aqueous dopamine solution (pH 8.3) of 2mg/mL, at room temperature by 1.5 × 1.5cm2Sheet glass
Dip-coating 12h in above-mentioned solution is immersed, room temperature dries the sheet glass for being made and mediating layer containing poly-dopamine after elution；
2. the sheet glass obtained in step 1 to be soaked in the PBS (pH of dopamine containing 1mg/mL, 2mg/mL ATRP initiators
8.5):Ethyl alcohol=1:In 1 (V/V) mixed solution, room temperature dip-coating 12h dries to obtain containing initiator coating after being rinsed with ethyl alcohol
Sheet glass；
3. being soaked in the sheet glass containing initiator coating obtained in step 2 containing 40mg/mL methacrylic acids ten
Difluoro ester, 3mg/mL L-AAs, 0.0036mg/mL CuBr2, 0.0152mg/mLBpy tetrahydrofuran solution in,
50 DEG C of reaction 12h under confined conditions, dry after being rinsed with ethyl alcohol and the sheet glass containing polymer brush layer, Static Contact are made
Angle is 110 ± 2.1 °, is significantly increased compared with the sheet glass contact angle (81 ± 0.6 °) containing initiator coating.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of method building polymer brush in material surface, which is characterized in that include the following steps：
(1) structure poly-dopamine is modified to material surface using dopamine solution and mediates layer；
(2) ATRP initiator solutions is utilized to mediate shape on the material of layer containing poly-dopamine described by dip-coating or spraying method
At initiator coating；
(3) by described, the material containing initiator coating is immersed containing alkenyl monomer, L-AA, CuX2With 2,2- bipyridyls
Solution in, at 30~70 DEG C react 10~for 24 hours, you can material surface formed polymer brush layer；The X=Br or
Cl。
2. a kind of method building polymer brush in material surface according to claim 1, which is characterized in that step (1)
Described in dopamine solution a concentration of 0.2~8mg/mL.
3. a kind of method building polymer brush in material surface according to claim 1, which is characterized in that step (2)
Described in ATRP initiators be 2 bromo 2 methyl propionic acid (3- trimethoxies silicon substrate) propyl ester；In the ATRP initiator solutions
Solvent is pH buffer solutions, alcohols or its mixed liquor, and the alcohols is methanol or ethyl alcohol.
4. a kind of method building polymer brush in material surface according to claim 3, which is characterized in that the mixing
The volume ratio of pH buffer solutions and alcohols is 1 in liquid：1.
5. a kind of method building polymer brush in material surface according to claim 1 or 3, which is characterized in that described
Also contain dopamine in ATRP initiator solutions.
6. a kind of method building polymer brush in material surface according to claim 1, which is characterized in that step (3)
Described in L-AA a concentration of 0.05~10mg/mL.
7. a kind of method building polymer brush in material surface according to claim 1, which is characterized in that step (3)
Described in alkenyl monomer be the monomer containing amphoteric ion group.
8. a kind of method building polymer brush in material surface according to claim 7, which is characterized in that the both sexes
Ionic group is Phosphorylcholine, carboxylic acid glycine betaine or sulphonic acid betaine group.
9. a kind of method building polymer brush in material surface according to claim 1, which is characterized in that step (3)
Described in alkenyl monomer be fluorochemical monomer.
10. a kind of method building polymer brush in material surface according to claim 9, which is characterized in that described to contain
Fluorine monomer is ten difluoro ester of Hexafluorobutyl mathacrylate or methacrylic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362422.1A CN108529895A (en) | 2018-04-20 | 2018-04-20 | A method of building polymer brush in material surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362422.1A CN108529895A (en) | 2018-04-20 | 2018-04-20 | A method of building polymer brush in material surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108529895A true CN108529895A (en) | 2018-09-14 |
Family
ID=63478145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810362422.1A Pending CN108529895A (en) | 2018-04-20 | 2018-04-20 | A method of building polymer brush in material surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108529895A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110078850A (en) * | 2019-05-27 | 2019-08-02 | 中国工程物理研究院化工材料研究所 | A method of in explosive surface atom transition free radical aggregation grafting polymer |
| CN110652612A (en) * | 2019-10-22 | 2020-01-07 | 四川大学 | Preparation method of simple polymer molecular brush coating |
| CN111116958A (en) * | 2020-01-01 | 2020-05-08 | 西北大学 | Construction method of crosslinked stable polymer brush coating |
| CN111790048A (en) * | 2020-08-14 | 2020-10-20 | 中国人民解放军总医院第五医学中心 | Urethra dilatation catheter and medical instrument comprising same |
| CN112745522A (en) * | 2020-02-06 | 2021-05-04 | 北京化工大学 | Preparation method of surface-modified electrostatic spinning aerogel, obtained aerogel and application |
| CN114874488A (en) * | 2022-05-27 | 2022-08-09 | 中国科学院过程工程研究所 | Anti-pollution separation net and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964014A (en) * | 2016-06-28 | 2016-09-28 | 西北大学 | Method for preparing hydrophilic/oleophobic oil-water separation stainless steel net films |
| CN107059406A (en) * | 2017-04-19 | 2017-08-18 | 江苏腾盛纺织科技集团有限公司 | The preparation method of super-hydrophobic terylene |
-
2018
- 2018-04-20 CN CN201810362422.1A patent/CN108529895A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964014A (en) * | 2016-06-28 | 2016-09-28 | 西北大学 | Method for preparing hydrophilic/oleophobic oil-water separation stainless steel net films |
| CN107059406A (en) * | 2017-04-19 | 2017-08-18 | 江苏腾盛纺织科技集团有限公司 | The preparation method of super-hydrophobic terylene |
Non-Patent Citations (3)
| Title |
|---|
| JUN-LI SHI 等: "Improved thermal and electrochemical performances of PMMA modified PE separator skeleton prepared via dopamine-initiated ATRP for lithium ion batteries", 《JOURNAL OF MEMBRANE SCIENCE》 * |
| 储兆洋等: "ARGET ATRP法制备含聚丙烯酸叔丁酯的羽毛接枝共聚物", 《安徽工程大学学报》 * |
| 黄伯云等: "《中国战略性新兴产业 新材料 高性能分离膜材料》", 31 December 2017, 徐志康等 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110078850A (en) * | 2019-05-27 | 2019-08-02 | 中国工程物理研究院化工材料研究所 | A method of in explosive surface atom transition free radical aggregation grafting polymer |
| CN110652612A (en) * | 2019-10-22 | 2020-01-07 | 四川大学 | Preparation method of simple polymer molecular brush coating |
| CN110652612B (en) * | 2019-10-22 | 2021-12-14 | 四川大学 | Preparation method of simple polymer molecular brush coating |
| CN111116958A (en) * | 2020-01-01 | 2020-05-08 | 西北大学 | Construction method of crosslinked stable polymer brush coating |
| CN111116958B (en) * | 2020-01-01 | 2021-09-17 | 西北大学 | Construction method of crosslinked stable polymer brush coating |
| CN112745522A (en) * | 2020-02-06 | 2021-05-04 | 北京化工大学 | Preparation method of surface-modified electrostatic spinning aerogel, obtained aerogel and application |
| CN111790048A (en) * | 2020-08-14 | 2020-10-20 | 中国人民解放军总医院第五医学中心 | Urethra dilatation catheter and medical instrument comprising same |
| CN114874488A (en) * | 2022-05-27 | 2022-08-09 | 中国科学院过程工程研究所 | Anti-pollution separation net and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108529895A (en) | A method of building polymer brush in material surface | |
| Liu et al. | Improving the hydrophilicity of poly (vinylidene fluoride) porous membranes by electron beam initiated surface grafting of AA/SSS binary monomers | |
| Kang et al. | Surface modification and functionalization of polytetrafluoroethylene films | |
| König et al. | Durable surface modification of poly (tetrafluoroethylene) by low pressure H2O plasma treatment followed by acrylic acid graft polymerization | |
| Inoue et al. | Reduction of protein adsorption on well-characterized polymer brush layers with varying chemical structures | |
| Teare et al. | Pulsed plasma deposition of super-hydrophobic nanospheres | |
| Kitano et al. | Molecular recognition at the exterior surface of a zwitterionic telomer brush | |
| CA2619361C (en) | Super-low fouling sulfobetaine and carboxybetaine materials and related methods | |
| JP5130446B2 (en) | Surface modified substrate and polymer coated substrate | |
| Yu et al. | Controlled grafting of well-defined epoxide polymers on hydrogen-terminated silicon substrates by surface-initiated ATRP at ambient temperature | |
| Aslamazova | Emulsifier-free latexes and polymers on their base | |
| Jeyaprakash et al. | A facile photochemical surface modification technique for the generation of microstructured fluorinated surfaces | |
| US20130129982A1 (en) | Superhydrophobic poly(dimethylsiloxane) and methods for making the same | |
| Schlaich et al. | Fluorine-free superwetting systems: construction of environmentally friendly superhydrophilic, superhydrophobic, and slippery surfaces on various substrates | |
| EP2104846A2 (en) | Dual-functional nonfouling surfaces and materials | |
| Li et al. | Synthesis of fluorinated block copolymer and superhydrophobic cotton fabrics preparation | |
| Zhu et al. | Superhydrophobic coating with multiscale structure based on crosslinked silanized polyacrylate and nanoparticles | |
| Yu et al. | The synergistic effects of stimuli-responsive polymers with nano-structured surfaces: wettability and protein adsorption | |
| Münch et al. | Smart functional polymer coatings for paper with anti-fouling properties | |
| Atif et al. | Poly (2-methyl-2-oxazoline) and poly (4-vinyl pyridine) based mixed brushes with switchable ability toward protein adsorption | |
| Gong et al. | Surface modification of active metals through atom transfer radical polymerization grafting of acrylics | |
| JP6560560B2 (en) | Contamination resistant surface modifier and surface treatment method | |
| Qi et al. | Advances in stimuli-responsive polymeric coatings for open-tubular capillary electrochromatography | |
| Taibi et al. | Radiation induced graft polymerization of fluorinated monomers onto flax fabrics for the control of hydrophobic and oleophobic properties | |
| Klimov et al. | Superhydrophobic behavior of coatings based on fluoroalkyl methacrylate copolymers on a textured aluminum surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180914 |