WO2011082706A9 - Oberflächenmodifizierungssystem für die beschichtung von substratoberflächen - Google Patents
Oberflächenmodifizierungssystem für die beschichtung von substratoberflächen Download PDFInfo
- Publication number
- WO2011082706A9 WO2011082706A9 PCT/DE2011/000011 DE2011000011W WO2011082706A9 WO 2011082706 A9 WO2011082706 A9 WO 2011082706A9 DE 2011000011 W DE2011000011 W DE 2011000011W WO 2011082706 A9 WO2011082706 A9 WO 2011082706A9
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- particles
- polymer
- coating
- metal
- surface modification
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/16—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
Definitions
- the invention relates to a surface modification system for the coating of substrate surfaces with a metallic character, wherein a dispersion of polymer-protected particles is used.
- a dispersion of polymer-protected particles is used.
- the interaction of the particles with the substrate surface and the anchoring of the polymer chains result in an adhesion promoter layer to which further target molecules can be bound by charge interaction.
- Medical devices is the use of biocompatible polymers.
- Nanoparticle layer has better adhesion to the metal surface of the electrode than the secondary
- Nanoparticle layer which in turn forms a compound with the primary nanoparticle layer.
- US2009087644 A1 discloses a method for coating substrates with a layer of functionalized nanoparticles, wherein the substrate is coated in a solution with a polymer binder containing the functionalized nanoparticles by immersion. Then another
- Plastic packaging material for microelectronic products wherein a layer containing nanoparticles is in contact with the substrate.
- various properties of the packaging material can be adjusted for the respective application.
- US20040055420 describes the adsorption of dispersed polymer-stabilized nanoparticles on electrodes.
- the deposition methods include electrophoretic as well
- a subsequent etching process increases the surface roughness of the electrode and thus its efficiency.
- Poly (vinylpyrrolidone), PVP is further described by Xia et al. (Angew Chem 2009, 121, 62-108). In addition, chemical and physical shape control in the synthesis of metal nanocrystals will be discussed. In addition, the interaction of nanoparticles of platinum or silver with iron, a
- Further stabilizing substances for metallic nanoparticles are electron donor compounds in which the electron-rich groups are arranged in a manner favorable for the stabilization of nanoparticles.
- Polyacrylic acid (Falletta et al J. Phys. Chem. C, 112 2008, 11758-11766), poly (meth) acrylic acid (Dubas et al., Talanta, 76, 2008, 29-33), or polyacrylamide (Bonini et al Langmuir 24, 2008, 12644-12650 ) called .
- Charlot et al J Mater Chem, 19, 2009, p.
- Rollercoating or sputtering strategies e.g., thermal spray, cold vapor deposition, ultrasonic technique, Parylene coating, PTFE coating, etc.
- Chlorine-containing solvents chromium-phosphorus, salt and sulfur
- alkaline media are used.
- the metal surface is often provided with a phosphate coating. A variety of methods is available for this, but only a few to a homogeneous, extremely thin and
- microcrystalline coating (G. Reinhard, Prog. Org. Coat., 15, 1987, p. 125).
- the metal surfaces must be treated prior to application of coating reagents.
- etchants or detergents are used, which increase the disposal costs of the respective processes.
- the adhesion promoter is attributed to the DOPA copolymer used.
- the silver nanoparticles are only used as a source of herbicides.
- the object of the present invention is therefore to improve the adhesion promotion on a surface
- the object is further achieved by a coated metal surface according to claim 15.
- the object is achieved by a method for coating a substrate surface by means of dispersed particles.
- the particles are first dispersed in a solvent with the aid of a stabilizing polymer. Thereafter, the substrate surface to be coated is stabilized with the
- Particle solution wets, with a fixation of the polymer chains in the spaces between the metal surface and particles by a clamping mechanism. Theoretically, this substrate particle binding can be achieved by penetration / diffusion processes
- Particles are formed in the surface.
- additives such as free-radical initiators and / or crosslinkers and / or
- IPN interpenetrating networks
- the substrate surface may be part of a metallic article of different geometry (e.g.
- the substrate surface may have a flat or structured surface, which allows the adhesion of the surface modification system.
- Substrate surface can thereby one or more elements selected from the groups 3 to 16 and the lanthanides of the Periodic Table of the Elements, their isotopes, salts, as well as mixtures,
- Reactions may be amenable to additions of radical initiators and / or crosslinkers. Additional options for such stabilization are provided by beta and gamma ray crosslinking steps.
- Structural properties bring about to influence the surface roughness.
- Such a structuring method can bring about an influence on the surface wetting.
- Stabilization of the primer layer can be forced by rinsing the destabilizing with a particle LSM.
- the rinse causes a collapse of the particles and thus increases the interaction in the clamping complex substrate-particle polymer.
- metal particles / metal alloy particles / metal oxide particles The
- Particles may contain one or more elements selected from groups 3 to 16 and the lanthanides of the Periodic Table of the Elements, their isotopes, salts, as well as mixtures,
- the particles can be any suitable material. Alloys, etc. thereof.
- the particles can be any suitable material.
- EPD electrophoretic deposition
- NPDS nano-particle deposition system
- combinations of salts of reducible metals eg Au, Ag or Fe
- reducing agents z for example, poly-8-hydroxyquinolines (Mahmoud et al 2009, Deraeve et al 2007) or Brunox epoxy with
- Polymerization starters are used.
- the particles are at least partially with one or more
- Particles by the used colloid stabilizing polymers functionalization These functionalities can also be generated by a subsequent reaction step.
- the functionalization is necessary to represent a stable and homogeneous coating with target molecules.
- the dispersion of the inorganic particles is mixed with organic particles, for example of isobutyl cyanoacrylates or gelatin.
- the polymer used is a biocompatible polymer or hydrogel-forming polymer
- hydrophilic or bio-functional surfaces can be displayed on medical devices.
- Interaction between adhesion promoter layer and target molecule of ionic, complex, chelated nature may be. Further interactions can be on interpenetrating networks (IPN), hydrogen bonds or other electrostatic
- Interpenetrierenden networks whereby the stress susceptibility / cracking of the subsequently applied coating with target molecules is reduced.
- IPNs interpenetrating networks
- coated substrate surface for functionalization with biologically active molecules, e.g. Antibodies and nucleotides used.
- biologically active molecules e.g. Antibodies and nucleotides used.
- antiseptic monomers such as e.g.
- coated substrate surface used for functionalization with organic (nano) particles If e.g. like those used in the pharmaceutical industry
- Isobutyl cyanoacrylate particles used can be produced by their large specific surface area, antiseptic coatings at a significantly reduced material consumption. At the resulting surface further target molecules can be reacted.
- glucan-like oligomers / polymers such as cellulose, starch,
- Heparin, chitosan, hyaluronic acid, etc are used.
- Coatings have a high degree of biocompatibility.
- Target molecules hydrogel polymers; Drugs; peptides;
- antimicrobial agents lipids; polysaccharides; biologically active molecules such as antibodies, nucleotides, enzymes,
- Fig. 1 is a beispielhaf e strategy for coating
- nanoparticulate metal dispersion to represent a
- Bonding layer Due to the generation of ionic properties (bio) -active can be used in subsequent application steps
- Substances are immobilized by ionic interaction.
- 2 shows an exemplary strategy for coating
- Adhesive layer wherein by subsequent
- the substrate to be coated is stabilized
- Dispersion may be room temperature.
- the dispersion can also be heated.
- the reaction time can vary over a period of 180 minutes.
- colloidal polymer stabilized metal particles Figures 1, 104
- adsorb to the metal substrate surface in the manner just described Figures 1, 100.
- Aggregation and collapse (FIG. 1, step 101) of the metal structures results in an additional metal layer with polymer chains immobilized by clamping complexes (FIGS. 1, 105). This step results in a coating acting as a primer, which serves as the basis for further functional
- Coatings serves. After removal of the substrate from the dispersion and prior to anchoring various target molecules on the modified substrate, washing is carried out with a suitable solvent. As shown in FIG. 1, step 102, a modification of the primer layer is performed. Is the
- Metal particle dispersion with an amide polymer such as e.g. Polyvinylpyrrolidone, polyacrylamide stabilized, so in the alkaline medium by hydrolysis amino or
- the substrate to be coated is stabilized
- Dispersion may be room temperature.
- the dispersion can also be heated.
- the reaction time can vary over a period of 180 minutes. As shown in Fig. 2, adsorb ionic charged colloidal in just described approach
- Coatings serves. After removal of the substrate from the dispersion and prior to anchoring various target molecules on the modified substrate, washing is carried out with a suitable solvent. If the metal particle dispersion is treated with a polymer, e.g.
- PAA Polyacrylic acid
- alkaline medium negatively charged functions such as
- the surface modification system of the invention is used for therapeutic and analytical applications. Immobilization of hydrophilic / lubricious / antimicrobial / abrasion-resistant / heat-resistant resistant / corrosion-stable / fracture-resistant and / or other functional coatings. Immobilization may be directed to the objective of altering the physical properties of the substrate, such as waterproofness, mechanical strength, chemical resistance, light fastness, abrasion resistance, gas and moisture permeability, design, appearance, feel,
- the method is therefore also suitable for solving technical problems through biologically inspired solutions (bionics).
- the surface modification system according to the invention is used to decorate the
- Substrate surface with charge carriers such as ionic biomolecules (e.g., glycosaminoglycans). So biocompatible or antifouling surfaces can be produced.
- charge carriers such as ionic biomolecules (e.g., glycosaminoglycans). So biocompatible or antifouling surfaces can be produced.
- Substrate surface with biologically active molecules such as e.g.
- Substrate surface with fluorescence / Phophoreszenz molecules used for fluorescence / Phophoreszenzbeées systems.
- the magnetic particle surface modification system of the present invention is used for medical imaging systems for malignant tissue examination.
- the surface modification system according to the invention is used for the immobilization of lipid membrane viscoses (liposomes) or polymersomes
- biocompatible / biodegradable drug carriers or biological membrane used on the substrate surface.
- the surface modification system according to the invention is used for decoration of water pipes with antimicrobial agents for outdoor use for the disinfection of water. Compared to the prior art, e.g. Dissolution of Ag salt tablets in the drinking water will greatly simplify the process
- Metal / polymer systems with defined structures used by laser chemical treatment of immobilized metal chelates.
- the surface modification system according to the invention is used for embedding clay minerals or activated carbon for water treatment (detoxification).
- the surface modification system according to the invention becomes further industrial
- Paint or decorative design used for this novel or conventional paint systems may be considered.
- the surface modification system according to the invention is used for embedding functional (nano) particles (magnetic, light-emitting, etc.); solid-state hosts (eg polyurethane / silica ORMOSILs) used to store LASER dyes, etc.
- functional particles magnetic, light-emitting, etc.
- solid-state hosts eg polyurethane / silica ORMOSILs
- redox-capable systems eg iron particles
- the stabilization of the iron oxide particles is achieved so far by a coating with polymers such as dextran (Ferridex ®), carboxydextran (Resovist ®), albumin and starch or a liposomal envelope.
- Interactions such as e.g. interpenetrating networks (IPN) with a potential coating system.
- IPN interpenetrating networks
- the surface modification system according to the invention is used as a lubricant substitute in
- the surface modification system according to the invention is used for coating
- CFRP carbon fiber reinforced plastic
- MMC metal matrix composites
- the surface modification system of the invention is used to coat analytical equipment such as e.g. Chromatography columns used.
- analytical equipment such as e.g. Chromatography columns used.
- the surface modification system according to the invention is used for coating materials which are used in concrete constructions similar to the irons.
- the surface modification system of the present invention is used to coat materials used in the testing of plastics materials (e.g., metal strips in natural rubber)
- the surface modification system according to the invention is used for producing carbide / nitride or similar abrasion-resistant / oxidation-resistant materials.
- stable / protective layers (such as time through, for example
- the stabilizing polymer may be decomposed by (partial) decomposition e.g. serve as a carbon / nitrogen or other elemental source.
- partial decomposition e.g. serve as a carbon / nitrogen or other elemental source.
- additional additives for example by the method described in the publication DE102004014076B3.
- the polymer phase can be used as an intermediate layer for stress absorption.
- the abrasion resistant systems may e.g. at
- Abrasion resistant layers are also interesting in terms of computer drives. An ever-increasing data density on hard disks requires better resolution and better mechanical stability of the surfaces. Abrasion-resistant surfaces are therefore of great interest in order to avoid damage to the drive.
- the surface modification system according to the invention is used in combination with stimuli-responsive adhesion mediators (with stimuli such as temperature, electromagnetic radiation, etc.) for so-called on-demand adhesions.
- stimuli-responsive adhesion mediators with stimuli such as temperature, electromagnetic radiation, etc.
- on-demand adhesions Such may e.g. as adhesive joints on a car body replace the welds etc. and thus facilitate the recycle process.
- Adhesion promoters are here for example hot melt adhesives such as polyamides and Micropearl F30 be called. React e.g. at the substrate surface aggregated Siblerpitate with a
- the surface modification system according to the invention is used for coating
- Semiconductor surfaces such as silicon wafer surfaces
- the surface modification system according to the invention is used for the production of circuits. Defined structures with low space requirements can be created by the use of (laser) -optical methods,
- the surface modification system according to the invention is used in electrical applications. Strongly adherent, elastic, homogeneous and defect-free insulation can be achieved, for example, by coating with paper fibers. Similar applications are conceivable for capacitors or transformers.
- the surface modification system according to the invention is used for the homogeneous coating of metal foam.
- Ferrous metal foams are very interesting for osteosurgical application.
- the integration of these components is enhanced by pre-immobilized apatites.
- the surface modification system of the present invention can stabilize such systems by compensating for any shear forces due to the combination of surface roughness and polymer chain mobility.
- Hot air corrosion resistance in e.g. Increase automotive catalytic converters.
- inventive Surface modification system with water glass as described for example in DE4040153A1, coated.
- water- and fire-stable surfaces can be produced, which are break-stabilized by the stress-absorbing effect of the particle-protecting polymers.
- the surface modification system according to the invention is used to display analytical surfaces. Possible applications are in screening analysis such as e.g. To find SPR spectroscopy.
- the immobilized by means of the clamping mechanism polymers completely novel surface functionalities can be displayed, which corresponds to a wider range of applications.
- the surface modification system according to the invention for the diamond coating is used and so abrasion-stable, corrosion-resistant layers combined with lubricious surfaces.
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Materials For Medical Uses (AREA)
- Chemically Coating (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112011100203T DE112011100203A5 (de) | 2010-01-07 | 2011-01-05 | Oberflächenmodifizierungssystem für die beschichtung von substratoberflächen |
EP11723859.2A EP2524014B1 (de) | 2010-01-07 | 2011-01-05 | Oberflächenmodifizierungssystem für die beschichtung von substratoberflächen |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010004553.5 | 2010-01-07 | ||
DE201010004553 DE102010004553A1 (de) | 2010-01-07 | 2010-01-07 | Oberflächenmodifizierungssystem für die Beschichtung von Substratoberflächen |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2011082706A2 WO2011082706A2 (de) | 2011-07-14 |
WO2011082706A3 WO2011082706A3 (de) | 2011-10-20 |
WO2011082706A9 true WO2011082706A9 (de) | 2011-12-29 |
Family
ID=44262874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2011/000011 WO2011082706A2 (de) | 2010-01-07 | 2011-01-05 | Oberflächenmodifizierungssystem für die beschichtung von substratoberflächen |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2524014B1 (de) |
DE (2) | DE102010004553A1 (de) |
WO (1) | WO2011082706A2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014214751A1 (de) | 2014-07-28 | 2016-01-28 | Leibniz-Institut Für Polymerforschung Dresden E.V. | Modifizierte kunststoffoberflächen und verfahren zu ihrer herstellung |
CN115820046B (zh) * | 2022-12-29 | 2023-07-18 | 广州市白云化工实业有限公司 | 一种硅酮密封胶底涂液及其制备方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL89696A0 (en) * | 1988-04-11 | 1989-09-28 | Minnesota Mining & Mfg | Abrasion resistant coatings comprising silicon dioxide dispersions |
DE4040153A1 (de) | 1990-12-15 | 1992-06-17 | Henkel Kgaa | Bindemittel auf basis waessriger alkalimetallsilicatloesungen und deren verwendung |
GB2324530A (en) | 1997-04-25 | 1998-10-28 | Polybiomed Ltd | Introduction of functional groups on polymers |
US20040055420A1 (en) * | 2002-05-30 | 2004-03-25 | Arkady Garbar | Method for enhancing surface area of bulk metals |
WO2005005554A2 (en) * | 2003-06-13 | 2005-01-20 | Ers Company | Moisture-resistant nano-particle material and its applications |
DE102004014076B3 (de) | 2004-03-19 | 2005-12-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Metallschaumkörper mit offenporiger Struktur sowie Verfahren zu seiner Herstellung |
US20060029808A1 (en) * | 2004-08-06 | 2006-02-09 | Lei Zhai | Superhydrophobic coatings |
US20090123772A1 (en) | 2006-01-09 | 2009-05-14 | Kadem Al-Lamee | Hydrophilic coating method for medical devices |
US20070248810A1 (en) * | 2006-04-25 | 2007-10-25 | Mcgee Dennis E | Coated polymeric film |
GB0617644D0 (en) | 2006-09-07 | 2006-10-18 | Polybiomed Ltd | Hydrophilic surfaces for medical devices |
US8173259B2 (en) | 2007-09-27 | 2012-05-08 | Intel Corporation | Methods to fabricate functionally gradient materials and structures formed thereby |
US20090092887A1 (en) | 2007-10-05 | 2009-04-09 | Quantumsphere, Inc. | Nanoparticle coated electrode and method of manufacture |
-
2010
- 2010-01-07 DE DE201010004553 patent/DE102010004553A1/de not_active Withdrawn
-
2011
- 2011-01-05 DE DE112011100203T patent/DE112011100203A5/de not_active Withdrawn
- 2011-01-05 WO PCT/DE2011/000011 patent/WO2011082706A2/de active Application Filing
- 2011-01-05 EP EP11723859.2A patent/EP2524014B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
DE112011100203A5 (de) | 2012-10-18 |
DE102010004553A1 (de) | 2011-07-14 |
EP2524014B1 (de) | 2015-08-26 |
WO2011082706A2 (de) | 2011-07-14 |
WO2011082706A3 (de) | 2011-10-20 |
EP2524014A2 (de) | 2012-11-21 |
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