Granular stabilizer for chlorine-containing polymers

Details Granular stabilizer for chlorine-containing polymers Granular stabilizer for chlorine-containing polymers

1980-10-14

1982-05-11

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Fat, fatty oil, fatty oil acid or salt thereof containing

260435R, 423559, 524399, 524423, 523200, C08L 9100

Patent

active

043291821

ABSTRACT:
Disclosed is a granular stabilizer for chlorine-containing polymers, which comprises porous spherical particles composed of randomly integrated needle crystals of a polybasic sulfuric acid/fatty acid lead salt having a chemical composition of 1 mole of SO.sub.3, 3.7 to 4.5 moles of PbO and 0.06 to 1.27 moles of a higher fatty acid and also having X-ray diffraction peaks at spacings d of 2.95 A and 3.27 A, wherein the fatty acid component is enrolled in the surfaces of the respective needle crystals without substantial phase separation in the surfaces of the spherical particles.

REFERENCES:
patent: 3645944 (1972-02-01), White et al.
patent: 4117104 (1978-09-01), Sugahara et al.

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