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Nanometer-grade Hydrotalcite (LDH)
Quality Index:
| Item |
Index
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Chemical name
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Nanometer-grade Hydrotalcite (LDH)
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Purity
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≥ 98%(accounted based on the formula:
M(II)1-xM(III)x(OH)2]X+(An-x/n)•mH2O)
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Whiteness
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≥ 90%
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PH
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7-9 (10% suspension)
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Interlayer spacing
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Adjustable from 0.7 to 4.0nm
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Unit cell parameters
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a=0.30-0.35nm,c=2.1-2.5nm
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Layer thickness
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0.60-0.65nm
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Length/thickness ratio of crystal grain
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Adjustable from 2 to 500
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Grain size of primary particles
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≤ 70nm (D90)
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Water content
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≤ 0.3% (105ºC 1hr)
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Oil absorption
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20-60g/100g
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Bulk density
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0.2-0.4 g/cm3
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Description: It has been proved by some authoritative inspection departments that these products are of excellent antiflaming and smoke retarding effect and improve the mechanical properties of compound material
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