PATENT ASSIGNEE'S COUNTRY | Japan |
UPDATE | 09.99 |
PATENT ASSIGNEE | This data is not available for free |
PATENT CLAIMS |
Mfg method in which a coupling reaction is carried out while continuously feeding a coupler aq soln comprising a coupler comp. having the formula - Me-CO-CH2-CONH-Ph & a tetrazo aq soln comprising a benzidine deriv tetrazo comp at molar ratio of 2:0.8-0.99 into an acidic aq soln held in a batch type mixing vessel |
PATENT PHOTOCOPY | Available on request |
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