METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS

FIELD: paint coatings.SUBSTANCE: invention can be used to obtain paint coatings with anti-corrosion properties. A metal pigment based on aluminum and / or its alloys with an anticorrosive coating in the form of a shell includes aluminum plates, which are the core of the pigment, containing at least...

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Hauptverfasser: Tikhonov Andrej Aleksandrovich, Evdokimov Pavel Vladimirovich, Tikhonova Snezhana Alekseevna, Fedyanin Andrej Anatolevich, Mamaeva Yuliya Borisovna, Putlyaev Valerij Ivanovich, Petrov Aleksandr Kirillovich, Sharipova Margarita Ilgizovna, Polyakov Sergej Vitalevich, Chetvertukhin Artem Vyacheslavovich, Shulejko Dmitrij Valerevich, Mikhajlov Ivan Yurevich, Orlov Nikolaj Konstantinovich, Kozlov Daniil Andreevich, Garshev Aleksej Viktorovich
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creator Tikhonov Andrej Aleksandrovich
Evdokimov Pavel Vladimirovich
Tikhonova Snezhana Alekseevna
Fedyanin Andrej Anatolevich
Mamaeva Yuliya Borisovna
Putlyaev Valerij Ivanovich
Petrov Aleksandr Kirillovich
Sharipova Margarita Ilgizovna
Polyakov Sergej Vitalevich
Chetvertukhin Artem Vyacheslavovich
Shulejko Dmitrij Valerevich
Mikhajlov Ivan Yurevich
Orlov Nikolaj Konstantinovich
Kozlov Daniil Andreevich
Garshev Aleksej Viktorovich
description FIELD: paint coatings.SUBSTANCE: invention can be used to obtain paint coatings with anti-corrosion properties. A metal pigment based on aluminum and / or its alloys with an anticorrosive coating in the form of a shell includes aluminum plates, which are the core of the pigment, containing at least 85 wt% of aluminum, having a thickness in the range from 1 to 300 nm and predominantly elliptical in shape. In this case, the diameter (1) of the ellipse, equal to the doubled value of the semi-major axis, is from 2 to 50 mcm, and the diameter (2), equal to the doubled value of the semi-minor axis, is not less than 70% and not more than 100% of the diameter (1). The pigment includes a coating in the form of a shell obtained by maintaining the metal core of the pigment in a non-aqueous solution of aluminum isopropylate, having a refractive index of 1.4 to 1.8. A method for producing a metal pigment based on aluminum and / or its alloys and the use of pigments in compositions for use in external coatings in highly aggressive environments are proposed.EFFECT: invention improves the corrosion resistance of metal pigments based on aluminum and its alloys when used in water-based paints and varnishes for matte external coatings.11 cl, 4 ex, 6 dwg Изобретение может быть использовано при получении лакокрасочных покрытий с антикоррозионными свойствами. Металлический пигмент на основе алюминия и/или его сплавов с антикоррозионным покрытием в виде оболочки включает алюминиевые пластинки, являющиеся ядром пигмента, содержащие алюминий не менее 85 мас.%, имеющие толщину в диапазоне от 1 до 300 нм и преимущественно эллиптическую форму. При этом диаметр (1) эллипса, равный удвоенному значению большой полуоси, составляет от 2 до 50 мкм, а диаметр (2), равный удвоенному значению малой полуоси, составляет не менее 70% и не более 100% от диаметра (1). Пигмент включает покрытие в виде оболочки, полученное путем выдерживания металлического ядра пигмента в неводном растворе изопропилата алюминия, имеющее коэффициент преломления от 1,4 до 1,8. Предложены способ получения металлического пигмента на основе алюминия и/или его сплавов и применение пигментов в композициях для использования в наружных покрытиях в высокоагрессивных средах. Изобретение позволяет повысить коррозионную устойчивость металлических пигментов на основе алюминия и его сплавов при их использовании в красках и лаках на водной основе для матовых наружных покрытий. 3 н. и 8 з.п. ф-лы, 4 пр., 6 ил.
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fullrecord <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_RU2746989C1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>RU2746989C1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_RU2746989C13</originalsourceid><addsrcrecordid>eNrjZAj0dQ1x9FEI8HT3dfULCVYI9wzxUHD0C_HUdfYPCvIP9gxzVXD2dwzx9HMPVnByDHZ1UfD3U3D0CfX19Av1Bap0UdBX8A9S8ATqdfTx8Y8M5mFgTUvMKU7lhdLcDApuriHOHrqpBfnxqcUFicmpeakl8UGhRuYmZpYWls6GxkQoAQA1kS7w</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS</title><source>esp@cenet</source><creator>Tikhonov Andrej Aleksandrovich ; Evdokimov Pavel Vladimirovich ; Tikhonova Snezhana Alekseevna ; Fedyanin Andrej Anatolevich ; Mamaeva Yuliya Borisovna ; Putlyaev Valerij Ivanovich ; Petrov Aleksandr Kirillovich ; Sharipova Margarita Ilgizovna ; Polyakov Sergej Vitalevich ; Chetvertukhin Artem Vyacheslavovich ; Shulejko Dmitrij Valerevich ; Mikhajlov Ivan Yurevich ; Orlov Nikolaj Konstantinovich ; Kozlov Daniil Andreevich ; Garshev Aleksej Viktorovich</creator><creatorcontrib>Tikhonov Andrej Aleksandrovich ; Evdokimov Pavel Vladimirovich ; Tikhonova Snezhana Alekseevna ; Fedyanin Andrej Anatolevich ; Mamaeva Yuliya Borisovna ; Putlyaev Valerij Ivanovich ; Petrov Aleksandr Kirillovich ; Sharipova Margarita Ilgizovna ; Polyakov Sergej Vitalevich ; Chetvertukhin Artem Vyacheslavovich ; Shulejko Dmitrij Valerevich ; Mikhajlov Ivan Yurevich ; Orlov Nikolaj Konstantinovich ; Kozlov Daniil Andreevich ; Garshev Aleksej Viktorovich</creatorcontrib><description>FIELD: paint coatings.SUBSTANCE: invention can be used to obtain paint coatings with anti-corrosion properties. A metal pigment based on aluminum and / or its alloys with an anticorrosive coating in the form of a shell includes aluminum plates, which are the core of the pigment, containing at least 85 wt% of aluminum, having a thickness in the range from 1 to 300 nm and predominantly elliptical in shape. In this case, the diameter (1) of the ellipse, equal to the doubled value of the semi-major axis, is from 2 to 50 mcm, and the diameter (2), equal to the doubled value of the semi-minor axis, is not less than 70% and not more than 100% of the diameter (1). The pigment includes a coating in the form of a shell obtained by maintaining the metal core of the pigment in a non-aqueous solution of aluminum isopropylate, having a refractive index of 1.4 to 1.8. A method for producing a metal pigment based on aluminum and / or its alloys and the use of pigments in compositions for use in external coatings in highly aggressive environments are proposed.EFFECT: invention improves the corrosion resistance of metal pigments based on aluminum and its alloys when used in water-based paints and varnishes for matte external coatings.11 cl, 4 ex, 6 dwg Изобретение может быть использовано при получении лакокрасочных покрытий с антикоррозионными свойствами. Металлический пигмент на основе алюминия и/или его сплавов с антикоррозионным покрытием в виде оболочки включает алюминиевые пластинки, являющиеся ядром пигмента, содержащие алюминий не менее 85 мас.%, имеющие толщину в диапазоне от 1 до 300 нм и преимущественно эллиптическую форму. При этом диаметр (1) эллипса, равный удвоенному значению большой полуоси, составляет от 2 до 50 мкм, а диаметр (2), равный удвоенному значению малой полуоси, составляет не менее 70% и не более 100% от диаметра (1). Пигмент включает покрытие в виде оболочки, полученное путем выдерживания металлического ядра пигмента в неводном растворе изопропилата алюминия, имеющее коэффициент преломления от 1,4 до 1,8. Предложены способ получения металлического пигмента на основе алюминия и/или его сплавов и применение пигментов в композициях для использования в наружных покрытиях в высокоагрессивных средах. Изобретение позволяет повысить коррозионную устойчивость металлических пигментов на основе алюминия и его сплавов при их использовании в красках и лаках на водной основе для матовых наружных покрытий. 3 н. и 8 з.п. ф-лы, 4 пр., 6 ил.</description><language>eng ; rus</language><subject>ADHESIVES ; CASTING ; CHEMICAL PAINT OR INK REMOVERS ; CHEMISTRY ; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS ; CORRECTING FLUIDS ; DYES ; FILLING PASTES ; INKS ; MAKING METALLIC POWDER ; MANUFACTURE OF ARTICLES FROM METALLIC POWDER ; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES ; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES ; METALLURGY ; MISCELLANEOUS APPLICATIONS OF MATERIALS ; MISCELLANEOUS COMPOSITIONS ; NANOTECHNOLOGY ; NATURAL RESINS ; PAINTS ; PASTES OR SOLIDS FOR COLOURING OR PRINTING ; PERFORMING OPERATIONS ; POLISHES ; POWDER METALLURGY ; PREPARATION OF CARBON BLACK ; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES ; TRANSPORTING ; TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; USE OF MATERIALS THEREFOR ; WOODSTAINS ; WORKING METALLIC POWDER</subject><creationdate>2021</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20210423&amp;DB=EPODOC&amp;CC=RU&amp;NR=2746989C1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20210423&amp;DB=EPODOC&amp;CC=RU&amp;NR=2746989C1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>Tikhonov Andrej Aleksandrovich</creatorcontrib><creatorcontrib>Evdokimov Pavel Vladimirovich</creatorcontrib><creatorcontrib>Tikhonova Snezhana Alekseevna</creatorcontrib><creatorcontrib>Fedyanin Andrej Anatolevich</creatorcontrib><creatorcontrib>Mamaeva Yuliya Borisovna</creatorcontrib><creatorcontrib>Putlyaev Valerij Ivanovich</creatorcontrib><creatorcontrib>Petrov Aleksandr Kirillovich</creatorcontrib><creatorcontrib>Sharipova Margarita Ilgizovna</creatorcontrib><creatorcontrib>Polyakov Sergej Vitalevich</creatorcontrib><creatorcontrib>Chetvertukhin Artem Vyacheslavovich</creatorcontrib><creatorcontrib>Shulejko Dmitrij Valerevich</creatorcontrib><creatorcontrib>Mikhajlov Ivan Yurevich</creatorcontrib><creatorcontrib>Orlov Nikolaj Konstantinovich</creatorcontrib><creatorcontrib>Kozlov Daniil Andreevich</creatorcontrib><creatorcontrib>Garshev Aleksej Viktorovich</creatorcontrib><title>METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS</title><description>FIELD: paint coatings.SUBSTANCE: invention can be used to obtain paint coatings with anti-corrosion properties. A metal pigment based on aluminum and / or its alloys with an anticorrosive coating in the form of a shell includes aluminum plates, which are the core of the pigment, containing at least 85 wt% of aluminum, having a thickness in the range from 1 to 300 nm and predominantly elliptical in shape. In this case, the diameter (1) of the ellipse, equal to the doubled value of the semi-major axis, is from 2 to 50 mcm, and the diameter (2), equal to the doubled value of the semi-minor axis, is not less than 70% and not more than 100% of the diameter (1). The pigment includes a coating in the form of a shell obtained by maintaining the metal core of the pigment in a non-aqueous solution of aluminum isopropylate, having a refractive index of 1.4 to 1.8. A method for producing a metal pigment based on aluminum and / or its alloys and the use of pigments in compositions for use in external coatings in highly aggressive environments are proposed.EFFECT: invention improves the corrosion resistance of metal pigments based on aluminum and its alloys when used in water-based paints and varnishes for matte external coatings.11 cl, 4 ex, 6 dwg Изобретение может быть использовано при получении лакокрасочных покрытий с антикоррозионными свойствами. Металлический пигмент на основе алюминия и/или его сплавов с антикоррозионным покрытием в виде оболочки включает алюминиевые пластинки, являющиеся ядром пигмента, содержащие алюминий не менее 85 мас.%, имеющие толщину в диапазоне от 1 до 300 нм и преимущественно эллиптическую форму. При этом диаметр (1) эллипса, равный удвоенному значению большой полуоси, составляет от 2 до 50 мкм, а диаметр (2), равный удвоенному значению малой полуоси, составляет не менее 70% и не более 100% от диаметра (1). Пигмент включает покрытие в виде оболочки, полученное путем выдерживания металлического ядра пигмента в неводном растворе изопропилата алюминия, имеющее коэффициент преломления от 1,4 до 1,8. Предложены способ получения металлического пигмента на основе алюминия и/или его сплавов и применение пигментов в композициях для использования в наружных покрытиях в высокоагрессивных средах. Изобретение позволяет повысить коррозионную устойчивость металлических пигментов на основе алюминия и его сплавов при их использовании в красках и лаках на водной основе для матовых наружных покрытий. 3 н. и 8 з.п. ф-лы, 4 пр., 6 ил.</description><subject>ADHESIVES</subject><subject>CASTING</subject><subject>CHEMICAL PAINT OR INK REMOVERS</subject><subject>CHEMISTRY</subject><subject>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</subject><subject>CORRECTING FLUIDS</subject><subject>DYES</subject><subject>FILLING PASTES</subject><subject>INKS</subject><subject>MAKING METALLIC POWDER</subject><subject>MANUFACTURE OF ARTICLES FROM METALLIC POWDER</subject><subject>MANUFACTURE OR TREATMENT OF NANOSTRUCTURES</subject><subject>MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES</subject><subject>METALLURGY</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>NANOTECHNOLOGY</subject><subject>NATURAL RESINS</subject><subject>PAINTS</subject><subject>PASTES OR SOLIDS FOR COLOURING OR PRINTING</subject><subject>PERFORMING OPERATIONS</subject><subject>POLISHES</subject><subject>POWDER METALLURGY</subject><subject>PREPARATION OF CARBON BLACK</subject><subject>SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</subject><subject>USE OF MATERIALS THEREFOR</subject><subject>WOODSTAINS</subject><subject>WORKING METALLIC POWDER</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZAj0dQ1x9FEI8HT3dfULCVYI9wzxUHD0C_HUdfYPCvIP9gxzVXD2dwzx9HMPVnByDHZ1UfD3U3D0CfX19Av1Bap0UdBX8A9S8ATqdfTx8Y8M5mFgTUvMKU7lhdLcDApuriHOHrqpBfnxqcUFicmpeakl8UGhRuYmZpYWls6GxkQoAQA1kS7w</recordid><startdate>20210423</startdate><enddate>20210423</enddate><creator>Tikhonov Andrej Aleksandrovich</creator><creator>Evdokimov Pavel Vladimirovich</creator><creator>Tikhonova Snezhana Alekseevna</creator><creator>Fedyanin Andrej Anatolevich</creator><creator>Mamaeva Yuliya Borisovna</creator><creator>Putlyaev Valerij Ivanovich</creator><creator>Petrov Aleksandr Kirillovich</creator><creator>Sharipova Margarita Ilgizovna</creator><creator>Polyakov Sergej Vitalevich</creator><creator>Chetvertukhin Artem Vyacheslavovich</creator><creator>Shulejko Dmitrij Valerevich</creator><creator>Mikhajlov Ivan Yurevich</creator><creator>Orlov Nikolaj Konstantinovich</creator><creator>Kozlov Daniil Andreevich</creator><creator>Garshev Aleksej Viktorovich</creator><scope>EVB</scope></search><sort><creationdate>20210423</creationdate><title>METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS</title><author>Tikhonov Andrej Aleksandrovich ; Evdokimov Pavel Vladimirovich ; Tikhonova Snezhana Alekseevna ; Fedyanin Andrej Anatolevich ; Mamaeva Yuliya Borisovna ; Putlyaev Valerij Ivanovich ; Petrov Aleksandr Kirillovich ; Sharipova Margarita Ilgizovna ; Polyakov Sergej Vitalevich ; Chetvertukhin Artem Vyacheslavovich ; Shulejko Dmitrij Valerevich ; Mikhajlov Ivan Yurevich ; Orlov Nikolaj Konstantinovich ; Kozlov Daniil Andreevich ; Garshev Aleksej Viktorovich</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_RU2746989C13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; rus</language><creationdate>2021</creationdate><topic>ADHESIVES</topic><topic>CASTING</topic><topic>CHEMICAL PAINT OR INK REMOVERS</topic><topic>CHEMISTRY</topic><topic>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</topic><topic>CORRECTING FLUIDS</topic><topic>DYES</topic><topic>FILLING PASTES</topic><topic>INKS</topic><topic>MAKING METALLIC POWDER</topic><topic>MANUFACTURE OF ARTICLES FROM METALLIC POWDER</topic><topic>MANUFACTURE OR TREATMENT OF NANOSTRUCTURES</topic><topic>MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES</topic><topic>METALLURGY</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>NANOTECHNOLOGY</topic><topic>NATURAL RESINS</topic><topic>PAINTS</topic><topic>PASTES OR SOLIDS FOR COLOURING OR PRINTING</topic><topic>PERFORMING OPERATIONS</topic><topic>POLISHES</topic><topic>POWDER METALLURGY</topic><topic>PREPARATION OF CARBON BLACK</topic><topic>SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES</topic><topic>TRANSPORTING</topic><topic>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</topic><topic>USE OF MATERIALS THEREFOR</topic><topic>WOODSTAINS</topic><topic>WORKING METALLIC POWDER</topic><toplevel>online_resources</toplevel><creatorcontrib>Tikhonov Andrej Aleksandrovich</creatorcontrib><creatorcontrib>Evdokimov Pavel Vladimirovich</creatorcontrib><creatorcontrib>Tikhonova Snezhana Alekseevna</creatorcontrib><creatorcontrib>Fedyanin Andrej Anatolevich</creatorcontrib><creatorcontrib>Mamaeva Yuliya Borisovna</creatorcontrib><creatorcontrib>Putlyaev Valerij Ivanovich</creatorcontrib><creatorcontrib>Petrov Aleksandr Kirillovich</creatorcontrib><creatorcontrib>Sharipova Margarita Ilgizovna</creatorcontrib><creatorcontrib>Polyakov Sergej Vitalevich</creatorcontrib><creatorcontrib>Chetvertukhin Artem Vyacheslavovich</creatorcontrib><creatorcontrib>Shulejko Dmitrij Valerevich</creatorcontrib><creatorcontrib>Mikhajlov Ivan Yurevich</creatorcontrib><creatorcontrib>Orlov Nikolaj Konstantinovich</creatorcontrib><creatorcontrib>Kozlov Daniil Andreevich</creatorcontrib><creatorcontrib>Garshev Aleksej Viktorovich</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>Tikhonov Andrej Aleksandrovich</au><au>Evdokimov Pavel Vladimirovich</au><au>Tikhonova Snezhana Alekseevna</au><au>Fedyanin Andrej Anatolevich</au><au>Mamaeva Yuliya Borisovna</au><au>Putlyaev Valerij Ivanovich</au><au>Petrov Aleksandr Kirillovich</au><au>Sharipova Margarita Ilgizovna</au><au>Polyakov Sergej Vitalevich</au><au>Chetvertukhin Artem Vyacheslavovich</au><au>Shulejko Dmitrij Valerevich</au><au>Mikhajlov Ivan Yurevich</au><au>Orlov Nikolaj Konstantinovich</au><au>Kozlov Daniil Andreevich</au><au>Garshev Aleksej Viktorovich</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS</title><date>2021-04-23</date><risdate>2021</risdate><abstract>FIELD: paint coatings.SUBSTANCE: invention can be used to obtain paint coatings with anti-corrosion properties. A metal pigment based on aluminum and / or its alloys with an anticorrosive coating in the form of a shell includes aluminum plates, which are the core of the pigment, containing at least 85 wt% of aluminum, having a thickness in the range from 1 to 300 nm and predominantly elliptical in shape. In this case, the diameter (1) of the ellipse, equal to the doubled value of the semi-major axis, is from 2 to 50 mcm, and the diameter (2), equal to the doubled value of the semi-minor axis, is not less than 70% and not more than 100% of the diameter (1). The pigment includes a coating in the form of a shell obtained by maintaining the metal core of the pigment in a non-aqueous solution of aluminum isopropylate, having a refractive index of 1.4 to 1.8. A method for producing a metal pigment based on aluminum and / or its alloys and the use of pigments in compositions for use in external coatings in highly aggressive environments are proposed.EFFECT: invention improves the corrosion resistance of metal pigments based on aluminum and its alloys when used in water-based paints and varnishes for matte external coatings.11 cl, 4 ex, 6 dwg Изобретение может быть использовано при получении лакокрасочных покрытий с антикоррозионными свойствами. Металлический пигмент на основе алюминия и/или его сплавов с антикоррозионным покрытием в виде оболочки включает алюминиевые пластинки, являющиеся ядром пигмента, содержащие алюминий не менее 85 мас.%, имеющие толщину в диапазоне от 1 до 300 нм и преимущественно эллиптическую форму. При этом диаметр (1) эллипса, равный удвоенному значению большой полуоси, составляет от 2 до 50 мкм, а диаметр (2), равный удвоенному значению малой полуоси, составляет не менее 70% и не более 100% от диаметра (1). Пигмент включает покрытие в виде оболочки, полученное путем выдерживания металлического ядра пигмента в неводном растворе изопропилата алюминия, имеющее коэффициент преломления от 1,4 до 1,8. Предложены способ получения металлического пигмента на основе алюминия и/или его сплавов и применение пигментов в композициях для использования в наружных покрытиях в высокоагрессивных средах. Изобретение позволяет повысить коррозионную устойчивость металлических пигментов на основе алюминия и его сплавов при их использовании в красках и лаках на водной основе для матовых наружных покрытий. 3 н. и 8 з.п. ф-лы, 4 пр., 6 ил.</abstract><oa>free_for_read</oa></addata></record>
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subjects ADHESIVES
CASTING
CHEMICAL PAINT OR INK REMOVERS
CHEMISTRY
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS
CORRECTING FLUIDS
DYES
FILLING PASTES
INKS
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NANOTECHNOLOGY
NATURAL RESINS
PAINTS
PASTES OR SOLIDS FOR COLOURING OR PRINTING
PERFORMING OPERATIONS
POLISHES
POWDER METALLURGY
PREPARATION OF CARBON BLACK
SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES
TRANSPORTING
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
USE OF MATERIALS THEREFOR
WOODSTAINS
WORKING METALLIC POWDER
title METAL PIGMENTS WITH ANTI-CORROSIVE COATINGS BASED ON ALUMINUM AND / OR ITS ALLOYS
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