GB113825A - Improvements in the Manufacture of Red Azo Dyestuffs. - Google Patents

Improvements in the Manufacture of Red Azo Dyestuffs.

Info

Publication number
GB113825A
GB113825A GB328717A GB328717A GB113825A GB 113825 A GB113825 A GB 113825A GB 328717 A GB328717 A GB 328717A GB 328717 A GB328717 A GB 328717A GB 113825 A GB113825 A GB 113825A
Authority
GB
United Kingdom
Prior art keywords
manufacture
azo dyestuffs
red azo
dyes
red
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB328717A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
British Dyestuffs Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Dyestuffs Corp Ltd filed Critical British Dyestuffs Corp Ltd
Priority to GB328717A priority Critical patent/GB113825A/en
Publication of GB113825A publication Critical patent/GB113825A/en
Expired legal-status Critical Current

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Abstract

113,825. British Dyes, Ltd., Turner, J., and Dean, H. March 6, 1917. Monoazo dyes are obtained by coupling the diazo compound of 4 - chlor - 2 - aminoanisol with 1 : 4 -, 1: 5 -, or 2: 6 - naphthol sulphonic acids; the products dye wool red shades. Specification 4726/78 is referred to.
GB328717A 1917-03-06 1917-03-06 Improvements in the Manufacture of Red Azo Dyestuffs. Expired GB113825A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB328717A GB113825A (en) 1917-03-06 1917-03-06 Improvements in the Manufacture of Red Azo Dyestuffs.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB328717A GB113825A (en) 1917-03-06 1917-03-06 Improvements in the Manufacture of Red Azo Dyestuffs.

Publications (1)

Publication Number Publication Date
GB113825A true GB113825A (en) 1918-03-06

Family

ID=32607233

Family Applications (1)

Application Number Title Priority Date Filing Date
GB328717A Expired GB113825A (en) 1917-03-06 1917-03-06 Improvements in the Manufacture of Red Azo Dyestuffs.

Country Status (1)

Country Link
GB (1) GB113825A (en)

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