摘要：

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 bayerite or a bayerite/gibbsite mixture is modified under pressure at 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 dfrom 0.1 to 4 μm.

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