RU2010100812A - Изоляционная композиция для покрытия электротехнической стали - Google Patents

Изоляционная композиция для покрытия электротехнической стали Download PDF

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RU2010100812A
RU2010100812A RU2010100812/05A RU2010100812A RU2010100812A RU 2010100812 A RU2010100812 A RU 2010100812A RU 2010100812/05 A RU2010100812/05 A RU 2010100812/05A RU 2010100812 A RU2010100812 A RU 2010100812A RU 2010100812 A RU2010100812 A RU 2010100812A
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coating
sheets
electrical steel
composition according
coating composition
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Франк-Райнер БОЕМ (DE)
Франк-Райнер БОЕМ
Барбара ФРОШАУЭР (AT)
Барбара ФРОШАУЭР
Рейнхард ВАЛЛНЕР (AT)
Рейнхард ВАЛЛНЕР
ЦИЙЛЬ Николас А. ВАН (DE)
ЦИЙЛЬ Николас А. ВАН
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Е.И.Дюпон де Немур энд Компани (US)
Е.И.Дюпон Де Немур Энд Компани
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
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    • 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
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • 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
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
    • C09D5/084—Inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • H01F1/18—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets with insulating coating
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    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2150/00—Compositions for coatings
    • C08G2150/90—Compositions for anticorrosive coatings
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L33/00—Compositions of homopolymers or copolymers 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
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Abstract

1. Композиция для покрытия листов электротехнической стали, причем композиция включает: ! A) 5-45 вес.%, по меньшей мере, одной связывающей смолы, ! B) 0,1-40 наноразмерных частиц, причем частицы имеют средний радиус в диапазоне от 1 до 300 нм, ! C) по меньшей мере, один сшивающий агент в количестве, способном сшить связывающую смолу, ! D) 0,1-60 вес.%, по меньшей мере, одной добавки, и/или красителя, и/или наполнителя, и ! Е) 5-70 вес.% воды и/или, по меньшей мере, одного растворителя, !вес.% представлен в расчете на общий вес композиции. ! 2. Композиция для покрытия по п.1, включающая 1-30 вес.% наноразмерных частиц. ! 3. Композиция для покрытия по пп.1 и 2, включающая 0,1-30 вес.%, по меньшей мере, одного сшивающего агента. ! 4. Композиция для покрытия по п.1, в которой в качестве связывающей смолы компонента А) используют полиуретаны и/или поли(мет)акрилаты. ! 5. Композиция для покрытия по п.1, в которой наноразмерные частицы имеют средний радиус в диапазоне от 5 до 60 нм. ! 6. Композиция для покрытия по п.1, в которой наноразмерные частицы выбирают из группы, включающей диоксид кремния, оксид алюминия, оксид титана. ! 7. Композиция для покрытия по п.1, в которой растворитель используют от 1 до 10 вес.% в расчете на общий вес композиции. ! 8. Способ покрытия листов электротехнической стали, включающий следующие стадии: ! a) нанесение композиции для покрытия по п.1 на, по меньшей мере, одну сторону листов электротехнической стали как, по меньшей мере, один слой, и ! b) вулканизацию нанесенного покрытия. ! 9. Способ по п.8, где нанесенное покрытие вулканизируют при температурах, обеспечивающих РМТ (пиковую температуру металла) в диапазоне 180-270°С. ! 10. Способ получения сердечника

Claims (13)

1. Композиция для покрытия листов электротехнической стали, причем композиция включает:
A) 5-45 вес.%, по меньшей мере, одной связывающей смолы,
B) 0,1-40 наноразмерных частиц, причем частицы имеют средний радиус в диапазоне от 1 до 300 нм,
C) по меньшей мере, один сшивающий агент в количестве, способном сшить связывающую смолу,
D) 0,1-60 вес.%, по меньшей мере, одной добавки, и/или красителя, и/или наполнителя, и
Е) 5-70 вес.% воды и/или, по меньшей мере, одного растворителя,
вес.% представлен в расчете на общий вес композиции.
2. Композиция для покрытия по п.1, включающая 1-30 вес.% наноразмерных частиц.
3. Композиция для покрытия по пп.1 и 2, включающая 0,1-30 вес.%, по меньшей мере, одного сшивающего агента.
4. Композиция для покрытия по п.1, в которой в качестве связывающей смолы компонента А) используют полиуретаны и/или поли(мет)акрилаты.
5. Композиция для покрытия по п.1, в которой наноразмерные частицы имеют средний радиус в диапазоне от 5 до 60 нм.
6. Композиция для покрытия по п.1, в которой наноразмерные частицы выбирают из группы, включающей диоксид кремния, оксид алюминия, оксид титана.
7. Композиция для покрытия по п.1, в которой растворитель используют от 1 до 10 вес.% в расчете на общий вес композиции.
8. Способ покрытия листов электротехнической стали, включающий следующие стадии:
a) нанесение композиции для покрытия по п.1 на, по меньшей мере, одну сторону листов электротехнической стали как, по меньшей мере, один слой, и
b) вулканизацию нанесенного покрытия.
9. Способ по п.8, где нанесенное покрытие вулканизируют при температурах, обеспечивающих РМТ (пиковую температуру металла) в диапазоне 180-270°С.
10. Способ получения сердечника из листов электротехнической стали путем укладки и сборки листов электротехнической стали, при этом стальные листы покрывают способом по п.8.
11. Способ по п.10, где листы укладывают и собирают при помощи сварки.
12. Лист электротехнической стали, покрытый композицией для покрытия по п.1, с вулканизацией покрытия.
13. Сердечник из листов электротехнической стали, полученный из листов электротехнической стали, покрытых композицией для покрытия по п.1 с вулканизацией покрытия.
RU2010100812/05A 2007-06-12 2008-05-19 Изоляционная композиция для покрытия электротехнической стали RU2010100812A (ru)

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