Vertical autoclave for bulk polymerization of vinyl chloride bas

Details Vertical autoclave for bulk polymerization of vinyl chloride bas Vertical autoclave for bulk polymerization of vinyl chloride bas

1977-08-10

1980-04-15

Marcus, Michael S.

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Organic polymerization

366295, 366297, 422225, 422226, 526 88, B01D 312, B01D 716, B01D 724, B01J 304

Patent

active

041983769

ABSTRACT:
A vertical autoclave suitable for the bulk polymerization of vinyl chloride based polymers and copolymers embodying agitation means comprising at least one agitator (A) in the form of helicoidal ribbon about a rotatable shaft in the upper portion of the autoclave and an agitator (B) having a rotatable shaft passing through the bottom portion of the autoclave with at least one arm located adjacent to and having a profile corresponding to the bottom of the autoclave, and means for independently driving the agitators (A) and/or (B).

REFERENCES:
patent: 2367149 (1945-01-01), Smith
patent: 3039859 (1962-06-01), Kurz
patent: 3458490 (1969-07-01), Irvin et al.
patent: 3522227 (1970-07-01), Thomas
patent: 3563710 (1971-02-01), Dew, Jr. et al.
patent: 3578649 (1971-05-01), Badquerahanian et al.
patent: 3739710 (1973-06-01), Costa et al.

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