C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/326, 402/593
C08F 8/20 (2006.01) C08F 8/38 (2006.01)
Patent
CA 1236250
TITLE CHLORINATED POLYETHYLENE ELASTOMERS ABSTRACT OF THE DISCLOSURE An uncured chlorinated polyethylene elastomer having a molecular weight distribution of about 6-13, as determined by the ratio of Image where ?w represents the weight average molecular weight and ?n represents the number average molecular weight, a chlorine content of about 20-28% by weight, a Mooney viscosity value, determined according to ASTM D 1646-81, ML(1 + 4) at 100°C, of about 15-36; and, optionally, a sulfur content of about 0.2-2% by weight and a process for their preparation.
459819
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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