DE10351947A1 - Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds - Google Patents
Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds Download PDFInfo
- Publication number
- DE10351947A1 DE10351947A1 DE10351947A DE10351947A DE10351947A1 DE 10351947 A1 DE10351947 A1 DE 10351947A1 DE 10351947 A DE10351947 A DE 10351947A DE 10351947 A DE10351947 A DE 10351947A DE 10351947 A1 DE10351947 A1 DE 10351947A1
- Authority
- DE
- Germany
- Prior art keywords
- groups
- hydrolysis
- polycondensation
- hydrolyzable
- coating composition
- 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.)
- Ceased
Links
Classifications
-
- 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
- C09D185/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Coating compositions based on derivatives of such polymers
- C09D185/02—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Coating compositions based on derivatives of such polymers containing phosphorus
-
- 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
-
- 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
- C08G79/00—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule
- C08G79/02—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule a linkage containing phosphorus
- C08G79/04—Phosphorus linked to oxygen or to oxygen and carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/14—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/14—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/55—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
Abstract
Description
Die Erfindung bezieht sich auf ein Verfahren zur Herstellung organisch-anorganischer Schutzschichten auf metallischen Substraten.The The invention relates to a method for producing organic-inorganic Protective coatings on metallic substrates.
Reaktive Gebrauchsmetalle wie un- und niedriglegierter Stahl, Aluminium und Aluminiumlegierungen sowie Magnesium und Magnesiumlegierungen sind durch geeignete Verfahren gegen einen Korrosionsangriff sowie andere Umgebungseinflüsse zu schützen. Hierzu werden neben organischen Beschichtungen auch metallische und nichtmetallisch-anorganische Überzüge eingesetzt. Letztere können auch glasartige Schichten sein, die technisch z.B. über Emaillierungsverfahren hergestellt werden. Hierbei sind relativ dicke Schichten erforderlich, die unflexibel und spröde sind. Zur Beschichtung wurde auch das Sol-Gel-Verfahren unter Bildung von z.B. silikat-, borosilikat- oder auch phosphoroxidhaltigen Schichten eingesetzt.reactive Use metals such as unalloyed and low-alloyed steel, aluminum and Aluminum alloys as well as magnesium and magnesium alloys are by suitable methods against a corrosion attack as well as others Environmental influences too protect. For this purpose, in addition to organic coatings and metallic and nonmetallic-inorganic coatings. The latter can too glassy layers which are technically e.g. via enamelling process getting produced. This requires relatively thick layers, the inflexible and brittle are. The coating was also the sol-gel process under formation from e.g. silicate, borosilicate or phosphoric oxide-containing layers used.
In
der
Ähnliche
Verfahren in unterschiedlichen Ausprägungen werden in den Veröffentlichungen:
WO 00/14013, WO 96/29447,
Der Erfindung liegt daher die Aufgabe zugrunde, ein Verfahren zur Herstellung korrosionsschützender Überzüge für metallische Substrate zu schaffen, mit welchem organisch-anorganische Schutzschichten bereits bei niedrigeren Verdichtungstemperaturen zu erzeugen sind.Of the The invention is therefore based on the object, a process for the preparation Corrosion-resistant coatings for metallic To create substrates with which organic-inorganic protective coatings already are to be produced at lower compression temperatures.
Die
der Erfindung zugrunde liegende Aufgabe wird hier dadurch gelöst, daß ein Verfahren
zur Herstellung organisch-anorganischer Schutzschichten für metallische
Substrate geschaffen wird, bei welchem eine Beschichtungszusammensetzung
verwendet wird, die erhältlich
ist durch Hydrolyse und Polykondensation eines oder mehrerer Silane
der allgemeinen Formel (I)
und ggf. in Anwesenheit
nanoskaliger Teilchen von SiO2 oder B2O3.The object underlying the invention is hereby achieved by providing a process for producing organic-inorganic protective layers for metallic substrates, in which a coating composition is obtained which is obtainable by hydrolysis and polycondensation of one or more silanes of the general formula (I)
and optionally in the presence of nanoscale particles of SiO 2 or B2O 3.
Mit dieser Zusammensetzung können organisch-anorganische Schichten auf metallischen Oberflächen erhalten werden, deren Dicke mehrere Mikrometer betragen kann, ohne daß bei der Trocknung und beim thermischen Verdichten Risse auftreten. Eine Verdichtungstemperatur von zum Beispiel 300°C ist ausreichend, um eine harte, transparente Schicht zu erzeugen. Damit können alle metallischen Substrate, insbesondere Leichtmetalle wie Aluminium und Magnesium, beschichtet werden, ohne deren Gefüge zu verändern. Die Schichten sind dicht und bieten einen hervorragenden Korrosionsschutz. Aufgrund ihrer Nanostrukturierung weisen sie schmutzabweisende Eigenschaften auf.With this composition can obtained organic-inorganic layers on metallic surfaces whose thickness can be several micrometers, without that in the Drying and cracks occur during thermal compaction. A Compression temperature of, for example, 300 ° C is sufficient to provide a hard, to produce transparent layer. This allows all metallic substrates, especially light metals such as aluminum and magnesium, coated without their structure to change. The layers are dense and provide excellent corrosion protection. Due to their nanostructuring, they have dirt-repellent properties on.
Als erfindungsgemäß zu beschichtende Oberfläche eignen sich alle metallischen Substrate, wie z.B. Stahl, korrosionsbeständiger Stahl, Zink, Chrom, Nickelbasiswerk stoffe, Kupfer und Kupferlegierungen, Aluminiumwerkstoffe sowie Magnesiumwerkstoffe. Besonders bevorzugt werden metallische Oberflächen aus Stahl und Leichtmetallen verwendet.When According to the invention to be coated surface all metallic substrates, e.g. Steel, corrosion-resistant steel, Zinc, chromium, nickel base materials, copper and copper alloys, Aluminum materials and magnesium materials. Especially preferred become metallic surfaces used in steel and light metals.
Die Substratoberfläche wird vorzugsweise vor dem Aufbringen der Beschichtung gründlich gereinigt und entfettet.The substrate surface is preferably thoroughly cleaned before applying the coating and degreased.
Im
folgenden werden weitere Hinweise zur Beschichtungszusammensetzung
gegeben:
In der allgemeinen Formel (I) sind die Gruppen X hydrolysierbare
Gruppen. Konkrete Beispiele dafür
sind Halogenatome, Alkoxygruppen und Acyloxygruppen mit 1 bis 6
Kohlenstoffatomen. Bevorzugt werden Alkoxygruppen, insbesondere
Ethoxygruppen, eingesetzt. Vorzugsweise sind die Gruppen X in einem Silan
identisch.Further notes on the coating composition are given below:
In the general formula (I), the groups X are hydrolyzable groups. Concrete examples thereof are halogen atoms, alkoxy groups and acyloxy groups having 1 to 6 carbon atoms. Alkoxy groups, in particular ethoxy groups, are preferably used. Preferably, the groups X are identical in a silane.
Die Gruppen R in der allgemeinen Formel (I) sind nicht-hydrolysierbare Gruppen, wie z.B. Wasserstoff, Alkyl-, Alkenyl- und Alkinylgruppen mit bis zu 12 Kohlenstoffatomen oder Aryl-, Aralkyl- und Alkarylgruppen mit 6 bis 10 Kohlenstoffatomen. Konkrete Beispiele für derartige Gruppen sind Methyl, Ethyl, n-Propyl, i-Propyl, n-Butyl, sek.-Butyl und tert.-Butyl, Vinyl, Allyl und Propargyl, Phenyl, Tolyl und Benzyl. Die Gruppen können übliche Substituenten aufweisen, vorzugsweise tragen derartige Gruppen aber keinen Substituenten.The Groups R in the general formula (I) are non-hydrolyzable groups, such as. Hydrogen, alkyl, alkenyl and alkynyl groups with bis to 12 carbon atoms or aryl, aralkyl and alkaryl groups with 6 to 10 carbon atoms. Concrete examples of such Groups are methyl, ethyl, n -propyl, i -propyl, n-butyl, sec-butyl and tert-butyl, vinyl, allyl and propargyl, phenyl, tolyl and benzyl. The Groups can be conventional substituents but preferably such groups do not carry a substituent.
Erfindungsgemäß bevorzugt ist es, wenn ein Tetraalkoxysilan und ein Phenyltrialkoxysilan eingesetzt wird, besonders bevorzugt für das Silan der allgemeinen Formel (I) sind Tetraethoxysilan und Phenyltriethoxysilan.According to the invention preferred it is when a tetraalkoxysilane and a phenyltrialkoxysilane used is, especially preferred for the silane of the general formula (I) are tetraethoxysilane and phenyltriethoxysilane.
In den allgemeinen Formeln (II) und (III) sind die Gruppen X ebenfalls hydrolysierbare Gruppen. Konkrete Bei spiele dafür sind Hydroxylgruppen, Halogenatome, Alkoxygruppen und Acyloxygruppen mit 1 bis 6 Kohlenstoffatomen. Bevorzugt werden Hydroxygruppen eingesetzt. Vorzugsweise sind die Gruppen x in einer Verbindung identisch.In the general formulas (II) and (III), the groups X are also hydrolyzable groups. Specific examples of this are hydroxyl groups, halogen atoms, Alkoxy groups and acyloxy groups having 1 to 6 carbon atoms. Preference is given to using hydroxyl groups. Preferably, the Groups x in a connection are identical.
Die Gruppe R stellt eine nicht-hydrolysierbare Gruppe dar, wie z.B. Alkyl-, Alkenyl- und Alkinylgruppen mit bis zu 12 Kohlenstoffatomen oder Aryl-, Aralkyl- und Alkarylgruppen mit 6 bis 10 Kohlenstoffatomen. Konkrete Beispiele für derartige Gruppen sind Methyl, Ethyl, n-Propyl, i-Propyl, n-Butyl, sek.-Butyl und tert.-Butyl, Vinyl, Allyl und Propargyl, Phenyl, Tolyl und Benzyl. Die Gruppen können übliche Substituenten aufweisen, vorzugsweise tragen derartige Gruppen aber keinen Substituenten. Bevorzugt werden Phenylgruppen eingesetzt.The Group R represents a non-hydrolyzable group, e.g. Alkyl, alkenyl and alkynyl groups of up to 12 carbon atoms or aryl, aralkyl and alkaryl groups of 6 to 10 carbon atoms. Concrete examples of Such groups are methyl, ethyl, n-propyl, i -propyl, n-butyl, sec-butyl and tert-butyl, vinyl, allyl and propargyl, phenyl, tolyl and benzyl. The groups can be conventional substituents but preferably such groups do not carry a substituent. Preference is given to using phenyl groups.
Erfindungsgemäß bevorzugt ist es, wenn nur eine Verbindung der allgemeinen Formel (II) oder/und eine Verbindung der allgemeinen Formel (III) eingesetzt wird. Besonders bevorzugt sind hierbei Phenylphosphonsäure und Phenylborsäure.According to the invention preferred it is when only one compound of the general formula (II) or / and a compound of the general formula (III) is used. Especially preferred are phenylphosphonic acid and phenylboronic acid.
Zusätzlich zu den Verbindungen nach den allgemeinen Formeln (I), (II) und (III) können gemäß dem erfindungsgemäßen Verfahren nanoskalige SiO2- oder B2O3-Teilchen eingesetzt werden. Diese können beispielsweise in Form von handelsüblichen Produkten, z.B. Aerosile von der Firma Degussa, eingesetzt werden.In addition to the compounds of the general formulas (I), (II) and (III) can according to the method of the invention nanoscale SiO 2 or B2O 3 particles are used. These can be, for example in the form of commercial products, e.g. Aerosils from the company Degussa, are used.
Die Hydrolyse und Polykondensation der Silane sowie Phosphorverbindungen der allgemeinen Formeln (I) und (II) wird allein durch geringe Wasserzugabe ausgelöst oder durch Säure katalysiert, wobei als Säure in der Regel anorganische Säuren, wie beispielsweise Salzsäure eingesetzt werden. Die Reaktionen werden vorzugsweise in einem wassermischbaren organischen Lösungsmittel durchgeführt, vorzugsweise in ein- oder mehrwertigen aliphatischen Alkoholen, besonders bevorzugt ist Ethanol. Im übrigen können die Hydrolyse und Polykondensation gemäß den dem Fachmann geläufigen Modalitäten durchgeführt werden.The Hydrolysis and polycondensation of silanes and phosphorus compounds of the general formulas (I) and (II) is alone by low water addition triggered or by acid catalyzed using as acid usually inorganic acids, such as hydrochloric acid be used. The reactions are preferably in a water-miscible organic solvents performed, preferably in mono- or polyhydric aliphatic alcohols, particularly preferred is ethanol. Furthermore can the hydrolysis and polycondensation are carried out according to the methods known to the person skilled in the art.
Die erfindungsgemäß erzeugte Beschichtungszusammensetzung kann nach üblichen Beschichtungsmethoden auf die metallische Oberfläche aufgebracht werden. Anwendbare Techniken sind zum Beispiel Tauchen, Gießen, Schleudern, Aufsprühen oder Aufstreichen.The produced according to the invention Coating composition can be prepared by conventional coating methods applied to the metallic surface become. Applicable techniques include, for example, diving, casting, spinning, spray on or painting.
Die aufgetragene Beschichtung wird anschließend zunächst zwischen Raumtemperatur und leicht erhöhter Temperatur, beispielsweise bis zu 100°C, getrocknet, und dann thermisch verdichtet. Die Verdichtungstemperatur liegt in der Regel bei 100 bis 500°C, insbesondere bei mindestens 300°C. Je nach Temperatur und Oxidationsempfindlichkeit des Substrates empfiehlt es sich ggf. die Verdichtung in einer sauerstofffreien Atmosphäre, insbesondere unter Stickstoff, durchzuführen. Die Wärmeeinbringung in die Schicht kann ggf. aber auch durch IR- oder Laserstrahlung sowie Induktionserwärmung erfolgen.The applied coating is then initially between room temperature and slightly elevated Temperature, for example up to 100 ° C, dried, and then thermally compacted. The compression temperature is usually 100 to 500 ° C, in particular at least 300 ° C. Depending on the temperature and sensitivity to oxidation of the substrate if necessary, it is recommended to compress in an oxygen-free environment The atmosphere, especially under nitrogen. The heat input into the layer but may also be done by IR or laser radiation and induction heating.
Die nach der thermischen Verdichtung erzielte Dicke der Schicht sollte erfindungsgemäß vorzugsweise im Bereich von 1 bis 20 μm, insbesondere 2 bis 10 μm, liegen. Die Schichten sind in der Regel glasklar und transparent. Mit ihnen können die Oberflächen von Bauteilen aus den oben genannten Metallen wirksam witterungsbeständig, korrosionsresistent, kratzunempfindlich, abriebfest, thermisch stabil, hydrophob und schmutzabweisend ausgerüstet werden.The After the thermal densification achieved thickness of the layer should according to the invention preferably in the range of 1 to 20 μm, in particular 2 to 10 μm, lie. The layers are usually crystal clear and transparent. With them you can the surfaces of components made of the above-mentioned metals is effectively weather-resistant, corrosion-resistant, scratch resistant, abrasion resistant, thermally stable, hydrophobic and equipped dirt-repellent become.
Claims (19)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10351947A DE10351947A1 (en) | 2003-07-15 | 2003-11-07 | Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10332170 | 2003-07-15 | ||
DE10332170.5 | 2003-07-15 | ||
DE10351947A DE10351947A1 (en) | 2003-07-15 | 2003-11-07 | Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds |
Publications (1)
Publication Number | Publication Date |
---|---|
DE10351947A1 true DE10351947A1 (en) | 2005-02-17 |
Family
ID=34071692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10351947A Ceased DE10351947A1 (en) | 2003-07-15 | 2003-11-07 | Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE10351947A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111172533A (en) * | 2020-03-07 | 2020-05-19 | 广东海洋大学 | Method for preparing anti-corrosion surface layer of metal material in marine environment by laser |
IT202000008023A1 (en) * | 2020-04-16 | 2021-10-16 | Sintesi Srl | ANTI-BACTERIAL HANDLE COVER |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3414463A (en) * | 1968-01-04 | 1968-12-03 | Owens Illinois Inc | Organopolysiloxane modified with an organophosphorus compound and use thereof |
DE19714949A1 (en) * | 1997-04-10 | 1998-10-15 | Inst Neue Mat Gemein Gmbh | Process for providing a metallic surface with a glass-like layer |
DE19737475A1 (en) * | 1997-08-28 | 1999-03-04 | Bayer Ag | Coating compositions based on silanes containing epoxy groups |
-
2003
- 2003-11-07 DE DE10351947A patent/DE10351947A1/en not_active Ceased
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3414463A (en) * | 1968-01-04 | 1968-12-03 | Owens Illinois Inc | Organopolysiloxane modified with an organophosphorus compound and use thereof |
DE19714949A1 (en) * | 1997-04-10 | 1998-10-15 | Inst Neue Mat Gemein Gmbh | Process for providing a metallic surface with a glass-like layer |
DE19737475A1 (en) * | 1997-08-28 | 1999-03-04 | Bayer Ag | Coating compositions based on silanes containing epoxy groups |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111172533A (en) * | 2020-03-07 | 2020-05-19 | 广东海洋大学 | Method for preparing anti-corrosion surface layer of metal material in marine environment by laser |
IT202000008023A1 (en) * | 2020-04-16 | 2021-10-16 | Sintesi Srl | ANTI-BACTERIAL HANDLE COVER |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1284307B1 (en) | Method for providing a metal surface with a vitreous layer | |
EP2041228B1 (en) | Alkali-resistant coating on non-ferrous metal surfaces | |
EP1702012B1 (en) | Metallic substrates comprising a deformable glass-type coating | |
EP2125649B1 (en) | Coating composition | |
EP1979399B1 (en) | Pyrolysis resistant coating finish | |
EP2162565B1 (en) | Ultra-hard composite layers on metal surfaces and method for producing the same | |
DE102010011185A1 (en) | Metallic surfaces with a thin, glass or ceramic-like protective layer with high chemical resistance and improved non-stick properties | |
EP2379771B1 (en) | Vitreous and/or ceramic protective coating on metalic article | |
DE10059487A1 (en) | Use of coating compositions for protective vitreous coatings on metal involves using compositions obtained by hydrolysis and polycondensation of organosilane in presence of nano-scale silica particles and alkali hydroxide | |
EP2379657B1 (en) | Alkali-resistance, wear-resistant and dishwasher-safe coating on a substrate | |
DE10351947A1 (en) | Production of protective coatings on metallic surfaces, especially anti-corrosion coatings, involves hydrolysis and polycondensation of coating compositions based on hydrolyzable silane compounds | |
WO2012107269A1 (en) | Protective coating, in particular for aerospace engineering components, and the production thereof | |
EP0402886B1 (en) | Coating material based on (poly)borosiloxanes and method of producing glass coatings as well as their use | |
DE10234631A1 (en) | Process for preparation of inorganic fluorine-containing protective coatings using a coating composition obtained by hydrolysis and polycondensation silanes useful for coating metal substrates, e.g. in steel, Cu, Cr, Al or Mg | |
WO2020156815A1 (en) | Doped alkali silicate protective layers on metal | |
DE10064134A1 (en) | Process for finishing metallic surfaces to avoid thermal tarnishing | |
DE19929616A1 (en) | Coating agent for protecting ceramics or glass against thermal oxidation comprises a phosphorous silicate nanosol which is a hydrolysis product of metal alkoxides or metal halides and acidic organophosphate solution | |
DE10104169A1 (en) | Preparation of inorganic coatings on metal surfaces for corrosion protection under aggressive conditions having higher flexibility, resistance to crack formation, and higher hardness at lower treatment temperatures | |
WO2018073232A1 (en) | Method for producing a glass coating on a substrate |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8120 | Willingness to grant licences paragraph 23 | ||
8131 | Rejection |