Search Results - "Shams, H.Z"

Synthesis and application of novel disazo pyrazolo[1,2-a]pyrazole reactive dyes by Shams, H.Z, Youssef, Y.A, Mohamed, F.A, El-Zawahry, M.M, Helal, M.H, El-Kharadly, E.A

“…Purpose - The purpose of this paper is to evaluate the efficiency of modifying reactive azo dyes using pyrazolo[1,2-a]pyrazole fused systems as the…”
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Synthesis of new disperse azo dyes based on oxopyridine core by Shams, H.Z, Helal, M.H, Samir, I.M, Mohareb, R.M

“…Purpose - The purpose of this paper is to evaluate the dyeing performance of newly designed and synthesised azo dye systems based on polyfunctionally…”
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Synthesis of a new series of polyfunctionally substituted pyrazole azo dye systems for dyeing of synthetic and modified cellulose fibers by Shams, H.Z, Helal, M.H, Mohamed, F.A

“…Three series of azo dye systems are considered, namely, 5-oxo-2-pyrazoline azo dye systems 9 a-d,1-oxo-pyrazolo pyrazole azo dye systems 10 a, b, c, e, 11 a,…”
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A novel synthesis of 1-oxo-thieno[3',2'-3,4] pyrazolo[1,2-a] pyrazole azo dye systems for dyeing of synthetic and modified cellulose fibers by Shams, H.Z, Helal, M.H, Mohamed, F.A, Abd-Elhafiz, S.A

“…A new series of the title pyrazole azo dye systems has been synthesized. The new dyes are applied on nylon and cellulose acetate fibers to give dyed fabrics…”
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Synthesis and application of novel disazo pyrazolo1,2apyrazole reactive dyes by Shams, H.Z., Youssef, Y.A., Mohamed, F.A., ElZawahry, M.M., Helal, M.H., ElKharadly, E.A.

“…Purpose The purpose of this paper is to evaluate the efficiency of modifying reactive azo dyes using pyrazolo1,2apyrazole fused systems as the chromophoric…”
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A novel synthesis of 1oxothieno3,23,4 pyrazolo1,2a pyrazole azo dye systems for dyeing of synthetic and modified cellulose fibers by Shams, H.Z., Helal, M.H., Mohamed, F.A., AbdElhafiz, S.A.

“…A new series of the title pyrazole azo dye systems has been synthesized. The new dyes are applied on nylon and cellulose acetate fibers to give dyed fabrics…”
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