C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/545
C08F 14/06 (2006.01) C08F 2/18 (2006.01)
Patent
CA 1256648
ABSTRACT OF THE DISCLOSURE BHA IN VINYL CHLORIDE POLYMERIZATION There is disclosed, in a microsuspension polymerization process for producing homopolymers and copolymers of vinyl chloride, having a dispersion step and a seed polymerization step, the improvement wherein butylated hydroxyanisole (BHA) is added to the dispersion step and, wherein, when necessary to control temperature, additional BHA is added to the seed polymerization step. There is also disclosed a homopolymer or copolymer of vinyl chloride produced by the improved process.
512620
Smart & Biggar
The Goodyear Tire & Rubber Company
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