Document Type and Number:
Japanese Patent JPS5030107
Kind Code:
B2
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).
Application Number:
JP1774174A
Publication Date:
September 29, 1975
Filing Date:
February 15, 1974
Export Citation:
International Classes:
C08F14/00; B01F7/16; B01J14/00; B01J19/18; B01J19/20; C08F2/00; C08F2/02; C08F14/06