Why So Called Vat Dye?

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Offline Md. Al-Amin

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Why So Called Vat Dye?
« on: May 22, 2018, 01:28:17 PM »
The word vat means, ‘Vessel’. The dyes take their name from vatting. The vat dyes are naturally coloring matter and kept in wooden vat and make solubilise vat dyes by the process of formantation – so it is called vat dyes. They are applied in a special kind of a dyebath in which the dye is reduced to a soluble form by means of a strong reducing agent, such as hydrosulphite. The vat dyes are insoluble and cannot be used directly and requires vatting. Among all the dyes, it has the best fastness properties.

Offline fahmidasiddiqa

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Re: Why So Called Vat Dye?
« Reply #1 on: May 23, 2018, 12:14:54 PM »
nice to see you becoming a textile expert...

Offline smriti.te

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Re: Why So Called Vat Dye?
« Reply #2 on: May 28, 2018, 12:02:27 AM »
We are very proud that our co ordinatore officers are also very interested on textile sector...go ahead...

Offline Kazi Rezwan Hossain

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Re: Why So Called Vat Dye?
« Reply #3 on: May 28, 2018, 10:45:04 AM »
good
Kazi Rezwan  Hossain
Lecturer
Department of Textile Engineering
Daffodil International University
cell- 01674169447
Email- rezwan.te@diu.edu.bd

Offline Sharminte

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Re: Why So Called Vat Dye?
« Reply #4 on: August 02, 2018, 12:05:12 PM »
welcome to textile sector  :)
Sharmin Akter
Lecturer
Department of Textile Engineering
Permanent Campus
Email: sharmin.te@diu.edu.bd

Offline Md. Al-Amin

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Re: Why So Called Vat Dye?
« Reply #5 on: October 15, 2018, 10:30:43 AM »
Thanks

Offline parvez.te

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Re: Why So Called Vat Dye?
« Reply #6 on: October 17, 2018, 12:41:22 PM »
informative post
Manik Parvez

Offline Md. Al-Amin

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Re: Why So Called Vat Dye?
« Reply #7 on: October 17, 2018, 01:19:45 PM »
thanks.