Alkaline earth metal-basic silicate particle

Details Alkaline earth metal-basic silicate particle Alkaline earth metal-basic silicate particle

2006-05-09

2006-05-09

Sample, David (Department: 1755)

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

C501S122000, C501S123000, C106S461000, C524S442000, C524S456000

Reexamination Certificate

active

07041265

ABSTRACT:
Alkaline earth metal basic silicate particles having a silicate of an alkaline earth metal on the surfaces of the alkaline earth metal hydroxide particles, and having an SiO2/MO (M is an alkaline earth metal) molar ratio as a whole in a range of from 0.01 to 0.90. The particles are useful as a stabilizer for the chlorine-containing polymers.

REFERENCES:
patent: 3778494 (1973-12-01), Helser
patent: 4789510 (1988-12-01), Toda
patent: 02-289420 (1990-11-01), None
patent: WO 9604217 (1996-02-01), None

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