C09B43/124 - CPC Classification Index

ClassID:

102261 ⎘

C09B43/124 - CPC Classification

Classification description:

Preparation of azo dyes from other azo compounds by acylation of amino groups with monocarboxylic acids, carbamic esters or halides, mono- isocyanates, or haloformic acid esters

Sub-classes:

C09B43/1242 » {with heterocyclic monocarboxylic acids} 0
C09B43/1245 » {with formation of NHCOOR, NHCOSR or NHCSOR groups by acylation} 0
C09B43/1247 » {with formation of NHSOR or NHSOH radicals} 0
C09B43/128 » Aliphatic, cycloaliphatic or araliphatic acids 1
C09B43/132 » having the carboxylic group directly attached to an aromatic carbocyclic ring 1

Recent Application in this class:

20180074371

2018-03-15

Dye-based polarizer as well as polarizing plate and liquid crystal display device using the polarizer

20050172856

2005-08-11

Acidic mono azo dyestuffs

20050120495

2005-06-09

Use of a dyestuff for ink jet printing recording materials