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Name:C.I.Vat Yellow 2,C.I.67300
Molecular Structure: anthraquinones
C.I.Vat Yellow 2,C.I.67300,CAS 129-09-9,474.56,C28H14N2O2S2,Vat Yellow 2 2GCN,Vat Yellow 2 GCN,Vat Brilliant Yellow 22GC,Intravat Yellow GC,Nihonthrene Yellow GCN
Molecular Formula:C28H14N2O2S2
Molecular Weight: 474.56
CAS Registry Number:129-09-9
Manufacturing Methods : (a) 2, 6-Diaminoanthraquinone, 1-(Trichloromethyl)benzene and sulfur in the beta backflow; (b) will be 2, 6-diamino-1, 5-dimercapto-anthraquinone and Benzaldehyde and sulfur condensation;(C) 2,6-Diamino-1,5-dichloroanthraquinone and Benzaldehyde and sulfur condensation; (d) 2,6-Dibenzamidoanthraquinone into the amino chloride [2, 6-bis (1-chloro-methylene) anthraquinone], then use sulphur and naphthalene hydrogenated sodium sulfide solution or sulfur. Note: the product contains 1,2,7,8-heterogeneous content.
Applications: Mainly used for cotton, silk sheets, towels and the monochrome printing. Can also be used for viscose, polyester/cotton,PVA/cotton blended fabric dyeing and printing, and can also be used for the paper dyeing.
Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
Fading | Stain | ||||||
ISO | 4 | 5 | 3-4 | 4-5 | 5 | 5 | 5 |
AATCC | 5 | 5 | 4 | 4-5 | 5 |
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Custom Manufacturing and Development Capabilities
R&D at 6 labs (affiliate or contract)
~350 Chemists at 6 facilities in USA, China, Korea, Taiwan, India and Finland
~40 PhD's, ~120 M.S.; External consultants welcomed
~400 combined hoods
Up to 100L vessels in labs
Development Services
Tech Transfer
Process R&D
Analytical Development
Custom Synthesis; FTE
Kilo lab production
Analytical Equipment
LC's GC's LC/MS GC/MS NMR IR UV KF
Production Capabilities
Production at 6 plants (affiliate or contract)
>150 vessels at 6 facilities in USA, China, Korea, Taiwan and Finland
>2000m3 capacity
Vessels from 300L to 10,000L
Temps from -80 to 350C
Production Services
Tech Transfer
Scale Up
Optimization
Non-GMP and GMP (FDA inspected)
Pilot to large commercial scale
Biddle Sawyer Fortune Chem ( Asian Sales Division of Biddle Sawyer New York ) sells proven quality of Vat Yellow 2 on a regular basis.
Contact Point :
Mr.S. M. Kang, CEO
Mr.Jingu Kang, Manager
Tel : 82-(0)51-701-9121
Fax : 82-(0)51-701-9125
Please click “ CONTACT SUPPLIER “ above so that we may reply therein or inform you the person in charge name and his/her email address and company website.
All Payment including shipping documents procedure and strict quality management to be done by Biddle Sawyer New York in cooperation with very well-trained ( including TBM : Time Based Management ) Biddle Sawyer’s overseas offices and affiliations
