MX2020003641A - Fibra inorganica libre de baja biopersistencia de silice cristalina. - Google Patents

Fibra inorganica libre de baja biopersistencia de silice cristalina.

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Publication number
MX2020003641A
MX2020003641A MX2020003641A MX2020003641A MX2020003641A MX 2020003641 A MX2020003641 A MX 2020003641A MX 2020003641 A MX2020003641 A MX 2020003641A MX 2020003641 A MX2020003641 A MX 2020003641A MX 2020003641 A MX2020003641 A MX 2020003641A
Authority
MX
Mexico
Prior art keywords
inorganic fiber
crystalline silica
free low
silica free
low biopersistence
Prior art date
Application number
MX2020003641A
Other languages
English (en)
Inventor
Bruce K Zoitos
Michael J Andrejcak
Jason M Hamilton
Donghui Zhao
Karen L Hanson
Original Assignee
Unifrax I Llc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Unifrax I Llc filed Critical Unifrax I Llc
Publication of MX2020003641A publication Critical patent/MX2020003641A/es

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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
    • C04B35/18—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay rich in aluminium oxide
    • C04B35/19—Alkali metal aluminosilicates, e.g. spodumene
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    • C03C13/00—Fibre or filament compositions
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    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
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    • 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
    • C03C3/00—Glass compositions
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    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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Abstract

Una fibra inorgánica que contiene sílice, alúmina, uno o más óxidos de metales alcalinos y uno o más óxidos de metales alcalinotérreos, óxidos de metales de transición u óxidos de metales de la serie de lantánidos. La fibra inorgánica exhibe un buen rendimiento térmico a temperaturas de uso de 1260 °C y mayores, retiene la integridad mecánica después de la exposición a las temperaturas de uso, está libre de sílice cristalina tras la desvitrificación, es resistente al flujo alcalino, exhibe baja biopersistencia en un medio ácido, y exhibe baja disolución en un medio neutro. También se proporcionan productos de aislamiento térmico que incorporan fibras inorgánicas, un método para preparar la fibra inorgánica y un método para aislar térmicamente artículos usando aislamiento térmico preparado a partir de fibras inorgánicas.
MX2020003641A 2017-10-10 2018-10-05 Fibra inorganica libre de baja biopersistencia de silice cristalina. MX2020003641A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762570122P 2017-10-10 2017-10-10
PCT/US2018/054636 WO2019074794A1 (en) 2017-10-10 2018-10-05 INORGANIC FIBER WITH LOW BIOPERSISTANCE EXEMPT FROM CRYSTALLINE SILICA

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MX2020003641A true MX2020003641A (es) 2020-07-29

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MX2020003641A MX2020003641A (es) 2017-10-10 2018-10-05 Fibra inorganica libre de baja biopersistencia de silice cristalina.

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CN111448173A (zh) 2020-07-24
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US11203551B2 (en) 2021-12-21
WO2019074794A1 (en) 2019-04-18
US12122704B2 (en) 2024-10-22
KR102664515B1 (ko) 2024-05-08
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