Title:
【発明の名称】反応容器内の蓄積の抑制
Document Type and Number:
Japanese Patent JP2003500370
Kind Code:
A
Abstract:
A method of inhibiting the build-up of a contaminating material in a sulph(on)ation reaction vessel in which the surfaces of the reaction vessel exposed to the sulphonation reaction mixture are pretreated with a fluid containing a source of manganese whereby a coating comprising mananese dioxide is formed on those surfaces.
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Inventors:
Cheydwick, Paul
Jiyoung
Jiyoung
Application Number:
JP2000619541A
Publication Date:
January 07, 2003
Filing Date:
May 15, 2000
Export Citation:
Assignee:
Unilever Namrose Rose Bennaught Sharp
International Classes:
B01J19/02; C07C303/06; C07C309/31; B01J19/00; (IPC1-7): C07C303/06; B01J19/00; C07C309/31
Attorney, Agent or Firm:
Yoshio Kawaguchi (5 outside)