Patent
Flame-retardant filler for plastics
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TLDR
In this paper, a flame-retardant filler based on aluminium hydroxide is described, its use in polymers and a method for its production, in which aluminium hydoxide in the form of a bayerite/gibbsite mixture is modified under pressure of temperatures of at least 170°C in the presence of water and crystal growth regulator.Abstract:
The invention relates to a flame-retardant filler based on aluminium hydroxide, its use in polymers and a method for its production, in which aluminium hydroxide in the form of a bayerite/gibbsite mixture is modified under pressure of temperatures of at least 170°C in the presence of water and crystal growth regulator, the aluminium hydroxide used as starting material having an average particle size d50 from 01 to 4µmread more
Citations
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Journal ArticleDOI
Production of micro-crystalline boehmite from hydrothermal processing of Bayer plant alumina tri-hydrate
TL;DR: In this article, a plant alumina trihydrate (ATH, Al(OH) 3 ) from Korea Alumina (KC) Ltd's Bayer alumina plant was used to synthesize boehmite, a new product used as fire retarding fillers or laminating materials.
Patent
Flame retarded thermosets
TL;DR: In this paper, the present invention relates to flame retarded thermoset formulations with good viscosity performance, and is related to flame retardant thermosets with high viscoelasticity.
Patent
Flame retarding composition with monomodal particle size distribution based on metal hydroxide and clay
TL;DR: In this paper, a flame retarding composition consisting of a mixture of a metal hydroxide component and a clay component, the mixture being present in the form of dried particles with monomodal particle size distribution.
Patent
Aqueous fire-retardant composition for a mat made from mineral fibres, and resulting mats
TL;DR: In this paper, an aqueous fire-retardant composition for a mat made from mineral fibres, such as glass or rock, was proposed, which consisted of at least one thermoplastic or thermosetting resin, magnesium hydroxide Mg(OH) 2 and aluminium hydride oxide (AlOOH) as flame retardants, and optionally carbon black.
Patent
Epoxy resin composition for encapsulating a semiconductor device, method of encapsulating a semiconductor device, and semiconductor device
TL;DR: An epoxy resin composition for encapsulating a semiconductor device is described in this paper, where the flame retardant includes boehmite and is present in an amount of about 0.1 to 20% by weight (wt %).
References
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Patent
Production of aluminum compound
Alan Pearson,James R. Wall +1 more
TL;DR: In this article, a method of bringing seed and aluminum hydroxide together in an aqueous medium and hydrothermally digesting for producing boehmite at the expense of the aluminum was described.
Patent
Process for the preparation of quasi-crystalline boehmites
TL;DR: In this article, an improved process for the preparation of quasi-crystalline boehmite was proposed, in which a quasi-cellule was aged at a pH below 7, prefereably under hydrothermal conditions.
Patent
Fire retardant plastic mixture and method of producing a filler material
TL;DR: In this paper, a fire-retardant plastic mixture contains 55%-75% by weight of boehmite which has an orthorhombic crystal structure and has the general formula AlO x (OH) 3-2x with x-values ranging between 0.8 and 0.99.
Patent
Flame retardant composites
Ralph Bauer,Doruk O. Yener +1 more
TL;DR: In this paper, a flame retardant polymer composite is described, which includes a polymer base material and a flame-retardant filler provided in the polymer base materials, the flame-rewardant filler containing seeded boehmite particulate material having an aspect ratio of not less than 3:1.
Patent
Process for the production of aluminium hydroxide
TL;DR: Gibbsite type aluminium hydroxides are obtained by seeding a Bayer liquor with bayerite crystals as mentioned in this paper and show excellent properties as fire retardant fillers in synthetic resins.