Classification of dyes - direct dyes, Chemistry

Assignment Help:

Classification of dyes according to their application

Direct dyes:

this type of dyes can be directly applied to the fiber, both vegetable and animal, by dipping in hot aqueous solution of the dye. This type of dyes is most significant for those fabrics that can form hydrogen bonds, that is for rayon, wool, silk, cotton and nylon. Congo and Martius yellow red work as direct dyes. Instances are: Martius yellow, congo red.


Related Discussions:- Classification of dyes - direct dyes

Metallurgy, the method used for concentration of tin stone is

the method used for concentration of tin stone is

Basic organic chemistry, can you locate ortho,meta para positions on a benz...

can you locate ortho,meta para positions on a benzene ring

Which is the best reducing agent at 6530 k ? co or c ? , In industries 653k...

In industries 653k is very low temperature so co is the best reducing agent.

Compressibility factor is unity at boyle''s temperature, Yes....because at ...

Yes....because at boyles law....ideal gas equation is used and z=1 for PV=nRT

Explain bond dipole for dimethylmagnesium, Explain bond dipole for dimethyl...

Explain bond dipole for dimethylmagnesium The bond dipole for dimethylmagnesium should show that C is at the negative end of the C-Mg bond, because carbon is more electronegati

Uses of benzaldehyde - aldehydes and ketones, Uses of Benzaldehyde - Aldehy...

Uses of Benzaldehyde - Aldehydes and Ketones Benzaldehyde is used, (a) In perfumery (d) In manufacture of dyes (c) In preparation of benzoic acid, cinnamic acid, cinna

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd